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Symptom Checker » Scabs » Skin problems
 

Scabs and Skin problems
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Results: Causes of Scabs AND Skin problems

    1. Cellulitis
     Inflammation of skin or subcutaneous tissues....read more »
    2. Chickenpox
     Common viral infection....read more »
    3. Cold sores
     Skin cores on the skin, face, or lips....read more »
    4. Eczema
     Eczema is a chronic skin condition characterized by skin inflammation and irritation. The severity of extent of the condition is highly variable. It may be caused by allergies, irritants or other factors such as stress....read more »
    5. Impetigo
     Contagious skin rash from bacteria...read more »
    6. Leishmaniasis
     A rare infectious disease caused by any of a number of parasitic Leishmania species. Infection can cause any of three different manifestations: cutaneous leishmaniasis, mucosal leishmaniasis and visceral leishmaniasis....read more »
    7. Pemphigus Vulgaris
     A severe autoimmune skin disease characterized by blistering of the skin including the mucous membranes inside the mouth and esophagus....read more »
    8. Psoriasis
     Psoriasis is an inflammatory skin condition where the defective immune system causes skin cells to grow rapidly. It affects a significant number of people. Arthritis, which can be severe, is associated with the psoriasis in up to a third of cases. Not all...read more »
    9. Shingles
     Infectious viral infection occuring years after chickenpox infection....read more »
    10. Tinea
     A general term for various fungal skin afflictions; often incorrectly called ringworm....read more »

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Results: 3325 causes of Scabs OR Skin problems

    1. 1q deletion
     A rare chromosomal disorder where part of the long arm (q) of chromosome 1 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    2. 3?-hydroxysteroid dehydrogenase deficiency
     A ver rare form of congenital adrenal hyperplasia involving a deficiency of 3?-hydroxysteroid dehydrogenase which results in reduced production of adrenal steroids (mineralocorticoids, sex steroids and glucocorticoids). The disorder can occur in classical...more »
    3. ACPS III
     A rare genetic condition characterized by head and digital anomalies as well as other abnormalities....more »
    4. ACTH resistance
     A rare inherited genetic disorder characterized by adrenal insufficiency due to the adrenal gland's inability to respond to ACTH and hence produce the hormone called cortisol....more »
    5. ADULT syndrome
     A rare syndrome characterized by nail abnormalities, abnormal teeth development, tear duct obstruction, pigmentation anomalies and hand and foot abnormalities....more »
    6. ALL-Down syndrome
     The presence of acute lymphoblastic leukemia in Down syndrome patients. These patients tend to have a poorer prognosis for the leukemia than patients without Down syndrome....more »
    7. ATR-X syndrome
     A rare X-linked disorder that affects males and is characterized by mental retardation and alpha thalassemia....more »
    8. Abalone poisoning
     Abalone are a shellfish that are commonly eaten by humans. The internal organs of the abalone sometimes contain toxins which can cause various symptoms. The toxins are believed to originate from toxic components in the abalones diet....more »
    9. Abdominal Aneurysm
     Dilatation of a section of the abdominal aorta, usually due to a weakness in the wall of the artery...more »
    10. Abdominal Cancer
     Growth of abnormal cells (tumour) affecting the organs in the abdominal cavity; may be due to primary growth of a tumour or spread from another tumour (metastases, secondary tumour)...more »
    11. Abdominal muscle strain
     Damage to the abdominal muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severit...more »
    12. Aberrant subclavian artery abnormality
     A rare defect where one the subclavian artery arises from an abnormal location on the aortic arch. The defect may cause compression of organs such as the airway and the voice box....more »
    13. Ablepharon macrostomia syndrome
     A rare disorder involving a number of mainly physical abnormalities....more »
    14. Ablinism I syndrome
     A recessively inherited form of albinism involving the complete lack of skin, hair and eye pigments....more »
    15. Ablinism II syndrome
     A recessively inherited form of albinism involving a reduction in skin, hair and eye pigments....more »
    16. Acanthamoeba
     Several conditions from infection with ameba....more »
    17. Acanthamoeba infection
     Infection with a microscopic, free-living ameba that is readily found in the environment - soil, air and water. Most people exposed to the ameba will not become infected but when infections do occur, they tend to affect the eyes, central nervous system or...more »
    18. Acanthocheilonemiasis
     Infection with a nematode called Mansonella....more »
    19. Acanthocytosis
     A rare disorder where most of the red blood cells are abnormal with spiny projections due to lipid abnormalities. The blood abnormality is seen in conditions such as abetalipoproteinemia, severe liver disease and severe malnutrition. Symptoms and prognosi...more »
    20. Acanthosis nigricans, malignant
     The development of skin lesions which signify the presence of malignancies - especially tumors of the gut. Patches of dry, rough bumpy skin become discolored and thickened. Mucosal tissue (inside the mouth and lips) is also often involved....more »
    21. Accessory navicular bone
     An abnormal bone that develops in the arch in the middle of the foot. Often there are no symptoms but if the bone is large it may rub against shoes and cause problems....more »
    22. Accidental Eye Injury
     The accidental injury to an eye...more »
    23. Achrestic anemia
     Achrestic anemia is a form of anemia similar to that caused by Vitamin B12 deficiency but it doesn't respond to treatment with Vitamin B12. The condition tends to progress slowly and can result in death if not treated. There are a variety of possible caus...more »
    24. Acid-Base Imbalance
     A disruption to the normal acid-base equilibrium in the body. There are four main groups of disorder involving an acid-base imbalance: respiratory acidosis or alkalosis and metabolic acidosis or alkalosis. Obviously the severity of symptoms is determined ...more »
    25. Acidic dry cell batteries inhalation poisoning
     Acidic dry cell batteries contain toxic chemicals which can cause symptoms if inhaled. The smoke emitted from burning batteries can also cause poisoning symptoms if sufficient quantities are inhaled. The type and severity of symptoms varies depending on t...more »
    26. Acinic cell carcinoma
     A usually slow-growing malignant tumor that that can occur in various parts of the body but is most often found in the pancreas, salivary glands, palate and upper lip. Symptoms are determined by the size and location of the growth....more »
    27. Ackerman Dermatitis Syndrome
     A rare condition characterized by the association of skin and joint symptoms. It is characterized by arthritis preceded by a skin rash (interstitial granulomatous dermatitis) which can vary in appearance from person to person. The condition tends to go th...more »
    28. Acne
     Pimples and blackheads on the face and skin....more »
    29. Acne Vulgaris
     Another term for the common skin disorder called acne. Acne may occur just about anywhere on the body but is most common on the face, neck and back. The condition may be mild with just a few small spots or severe where large painful cysts develop. Acne ge...more »
    30. Acne-like conditions
     Medical conditions similar to acne or highly related to acne....more »
    31. Acquired Aplastic Anemia
     A rare disorder involving severe failure of the bone marrow to produce new blood cells. Acquired aplastic anemia means that the condition was not present at birth but developed during the persons lifetime. The condition may be caused by such things as aut...more »
    32. Acquired Pure Red Cell Aplasia
     An acquired condition which affects the formation of red blood cells and only red blood cells...more »
    33. Acquired amegakaryocytic thrombocytopenia
     A rare blood disorder characterized by a deficiency of blood platelets required for normal blood clotting. Autoimmune processes can be a cause of the acquired form of this condition....more »
    34. Acquired angioedema
     A rare disorder characterized by recurring episodes of swelling of parts of the skin or mucous membranes. Sometimes internal organs may be involved. The disorder occurs in patients with lymphoproliferative or autoimmune disorders which result in the dysfu...more »
    35. Acquired angioedema, type 1
     A rare disorder characterized by recurring episodes of swelling of parts of the skin or mucous membranes. Sometimes internal organs may be involved. The disorder occurs in patients with lymphoproliferative disorders which affects the function of a complex...more »
    36. Acquired angioedema, type 2
     A rare disorder characterized by recurring episodes of swelling of parts of the skin or mucous membranes. Sometimes internal organs may be involved. Type 2 is an autoimmune disorder where patients develop autoantibodies which destroy the function of C1 es...more »
    37. Acquired hypothyroidism
     Acquired hypothyroidism is a condition where the thyroid gland makes too little or no thyroid hormone. Acquired hypothyroidism can be caused by both thyroid disease (primary hypothyroidism) and hypothalamic-pituitary disease (central hypothyroidism)...more »
    38. Acquired idiopathic sideroblastic anaemia
     A rare disorder where iron is transported into a developing blood cells but because it is unable to be used, it builds up within the cell and tends to stop it from developing into a fully functioning red blood cell. Thus anemia can occur despite adequate ...more »
    39. Acquired prothrombin complex deficiency
     A rare disorder where infants with a deficiency of vitamin K suffer problems with bleeding. It is believed to occur in breast fed infants where the milk from the mother lacks sufficient vitamin K....more »
    40. Acrocephalopolydactyly -- Cardiac Disease -- Ear, Skin and Lower Limb Defects
     A rare genetic condition characterized by head and digital anomalies as well as other abnormalities....more »
    41. Acrocephalopolysyndactyly type III
     A rare genetic condition characterized by head and digital anomalies as well as other abnormalities....more »
    42. Acrocyanosis
     An uncommon disorder of blood vessels, causing cold, pale skin....more »
    43. Acrodermatitis Enteropathica
     A rare inherited malabsorption disorder where the body is unable to absorb zinc in adequate quantities....more »
    44. Acrodynia
     Symptoms caused by chronic mercury poisoning in infants in children....more »
    45. Acrofacial dysostosis Rodriguez type
     One of a group of disorders characterized by defective limb and facial development. The Rodriguez type is very rare and primarily involves severe limb and organ malformations....more »
    46. Acrogeria (Gottron Type)
     An extremely rare, mild form of progeria....more »
    47. Acromegaloid, Cutis Verticis Gyrata, Corneal Leukoma Syndrome
     A rare condition characterized by the association of acromegaly, cutis verticis gyrate and corneal leukoma....more »
    48. Acrosphenosyndactylia
     A rare condition characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally. Various toes and fingers may be fused t...more »
    49. Acrospiroma
     A tumor that develops in the ends of sweat glands in the skin. They are usually benign....more »
    50. Actinic cheilitis
     Degeneration of the lip due to sun damage. The condition is considered precancerous....more »
    51. Actinic keratosis
     Scaling of the skin condition usually from sunlight...more »
    52. Actinic prurigo
     An inherited tendency to develop an itchy, bumpy rash on exposure to the sun. Generally only the face and lips are affected. Symptoms tend to occur seasonally....more »
    53. Acute Pesticide poisoning -- xylene
     Xylene is an ingredient used in certain insecticides. Exposure to the chemical can cause a range of symptoms depending on the level and route of exposure. Exposure can occur through inhalation, ingestion, the skin or eyes. Acute exposure involves a exposu...more »
    54. Acute adult T-Cell leukemia
     A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
    55. Acute basophilic leukaemia
     A rare type of acute myeloid leukemia characterized by the presence of abnormal basophils....more »
    56. Acute biphenotypic leukemia
     A rare form of leukemia that has myeloid and lymphoid features....more »
    57. Acute cholinergic dysautonomia
     A rare condition characterized by the presence of abnormal red blood cells in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form has more severe symptoms...more »
    58. Acute erythroleukemia
     A rare condition characterized by the presence of abnormal blood cells (erythroblastic precursors) in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form ...more »
    59. Acute kidney failure
     Sudden failure of the kidneys...more »
    60. Acute leukaemia of ambiguous lineage
     A term used to describe a type of leukemia (a blood cancer) where the leukemic cells cannot be determined as myeloid or lymphoid or where both types of cells are present....more »
    61. Acute megacaryoblastic leukemia
     A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of blood cells. More specifically, it involves the rapid proliferation of megakaryoblasts (premature form of megakaryocytes)....more »
    62. Acute meningitis
     Acute meningitis is an inflammation of the brain that presents in an acute fashion. The inflammation may be the result of infective agents such as bacteria, viruses and fungi as well as non-infective agents such as certain drugs. Acute forms of meningitis...more »
    63. Acute mountain sickness
     A condition that occurs when an un-acclimatized person climbs to high altitudes....more »
    64. Acute myeloblastic leukemia type 1
     A form of blood cancer resulting in the rapid proliferation of immature blood cells (blast cells)....more »
    65. Acute myeloblastic leukemia type 2
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes....more »
    66. Acute myeloblastic leukemia type 3
     A rare form of malignant bone marrow cancer involving the rapid proliferation of immature precursors of blood cells. Type 3 involves the proliferation of promyelocytes....more »
    67. Acute myeloblastic leukemia type 4
     A rare form of malignant bone marrow cancer involving the rapid proliferation of immature precursors of blood cells. Type 4 involves the rapid proliferation of myelocytes and monocytes....more »
    68. Acute myeloblastic leukemia type 5
     A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of blood cells. Type 5 involves the rapid proliferation of monoblasts (immature precursors of monocytes) in particular....more »
    69. Acute myeloblastic leukemia type 6
     A rare form of malignant bone marrow cancer involving the rapid proliferation of immature precursors of blood cells. Type 6 involves the proliferation of the immature precursors of red blood cells called erythroblasts....more »
    70. Acute myeloblastic leukemia type 7
     A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of blood cells. Type 7 involves the rapid proliferation of megakaryoblasts (premature form of megakaryocytes) in particular....more »
    71. Acute myelocytic leukemia
     A cancer of the blood-forming tissues of the bone marrow involving the proliferation of cells that normally develop into infection-fighting cells such as eosinophils, monocytes, basophils and neutrophils. The cancerous cells replace the normal bone marrow...more »
    72. Acute myelofibrosis
     A rare condition where progressive scarring or fibrosis of the bone marrow impairs it's ability to make blood cells causing symptoms such as anemia and liver and spleen enlargement....more »
    73. Acute myeloid leukaemia and myelodysplastic syndromes related to alkylating agent
     The use of alkylating agents to treat cancer can result in leukemia in some patients....more »
    74. Acute myeloid leukaemia and myelodysplastic syndromes related to topoisomerase type II inhibitor
     The use of topoisomerase type II inhibitors to treat cancer can result in leukemia in some patients....more »
    75. Acute myeloid leukaemia and myelodysplastic syndromes, therapy related
     Certain cancer therapies can result in the development of leukemia in some patients. These therapies includes topoisomerase type II inhibitors and alkylating agents....more »
    76. Acute myeloid leukemia
     A form of rapidly progressing blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets....more »
    77. Acute myeloid leukemia, adult
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets....more »
    78. Acute non lymphoblastic leukemia
     A form of rapidly progressing blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets. It is one of the most common forms of leukemia in adults but can occur in children....more »
    79. Acute panmyelosis
     A rare condition where progressive scarring or fibrosis of the bone marrow impairs it's ability to make blood cells causing symptoms such as anemia and liver and spleen enlargement. The disease often progresses rapidly and results in death....more »
    80. Acute respiratory distress syndrome, Infant
     A breathing disorder that occurs in infants. The underdeveloped lungs fail to functioning adequately and the body becomes deprived of oxygen. The condition is more likely to affect premature infants and the greater the prematurity, the greater the risk....more »
    81. Acute tubulointerstitial nephritis and uveitis syndrome
     The association of a sudden kidney disorder with eye inflammation. Autoimmune processes are believed to be involved....more »
    82. Addison's Disease
     A rare progressive hormonal disorder characterized by insufficient production of certain hormones called adrenal corticosteroids....more »
    83. Adenoid cystic carcionoma
     Adenoid cystic carcinoma of the breast is a rare neoplasm. It has a biological course of slow progression and near absence of Iymph node metastasis....more »
    84. Adenosine triphosphatase deficiency, anaemia due to
     Deficiency of a chemical (adenosine triphosphate) resulting in anemia....more »
    85. Adolescent conditions
     Symptoms that are evident due to puberty...more »
    86. Adrenal Cancer
     A malignant cancer that develops in the adrenal gland. The tumor may be nonfunctioning (does not produce hormones) or functioning in which case excessive levels of hormones can cause a variety of symptoms depending on which hormone is involved. Adrenal ho...more »
    87. Adrenal Cortex Diseases
     Diseases of the adrenal cortex. Examples includes Addison's disease, Cushing's syndrome and adrenal fatigue....more »
    88. Adrenal Cortex Neoplasms
     A tumor that develops in the adrenal gland. The tumor may be nonfunctioning (does not produce hormones) or functioning in which case excessive levels of hormones can cause a variety of symptoms depending on which hormone is involved. Adrenal hormones made...more »
    89. Adrenal adenoma, familial
     A benign tumor that develops in the adrenal gland and tends to run in families. The tumor may be nonfunctioning (does not produce hormones) or functioning in which case excessive levels of hormones can cause a variety of symptoms depending on which hormon...more »
    90. Adrenal gland hyperfunction
     Excessive activity of the adrenal gland which causes excessive production of one or more adrenal hormones (aldosterone, corticosteroids, androgenic steroids, epinephrine and norepinephrine). The increased adrenal gland activity may be caused by an adrenal...more »
    91. Adrenal hemorrhage, neonatal
     Hemorrhage of the adrenal gland after birth. The severity of the disorder is varies from a small hemorrhage to damage to the whole adrenal gland. Sometimes the condition is discovered incidentally during ultrasounds for other reasons. The hemorrhage may o...more »
    92. Adrenal hyperplasia, congenital type 3
     A group of disorders that occur when a deficiency of 21-hydroxylase impairs the normal process of making adrenal corticosteroids. The severity of the condition is variable depending on the degree of deficiency....more »
    93. Adrenal hypertension
     Adrenal hypertension is high blood pressure caused by adrenal gland problems. For example, an adrenal tumor can cause excessive production of aldosterone which in turn causes salt-retention and high blood pressure. Severity of symptoms varies depending on...more »
    94. Adrenal incidentaloma
     A tumor of the adrenal gland that is discovered incidentally while performing an imaging examination for reasons other than an adrenal tumor. The tumor may be asymptomatic or can causes excessive secretion of adrenal hormones and resulting symptoms. The t...more »
    95. Adrenal insufficiency
     Where there is insufficient secretion of hormones secreted from the adrenal glands...more »
    96. Adrenal medulla neoplasm
     A tumor that develops in the part of the adrenal gland called the medulla which produces adrenalin and noradrenaline. The tumor is usually benign but can be malignant....more »
    97. Adrenocortical carcinoma
     A condition which is characterized by malignancy which affects the adrenocortex....more »
    98. Adult Acne
     An eruption of 'common' acne occurring in a non-adolescent, usually women in their twenties and thirties...more »
    99. Adult Fibrosarcoma
     A malignant tumor that develops from fibroblasts (cells that produce connective tissue) and tends to occur in soft tissue or in areas surrounding bones. Adult fibrosarcoma tends to affect mainly deep soft tissue, trunk, head, neck and upper arms and legs....more »
    100. Adult T-Cell leukemia
     A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
    101. Adult T-cell leukemia/lymphoma
     Rare cancer of the immune system T-cells....more »
    102. Adult onset angioedema
     Tissue swelling that develops during adulthood. The condition may be caused by a variety of disorders such as certain cancers or allergy....more »
    103. Adult respiratory distress syndrome
     Severe respiratory failure...more »
    104. Adverse reaction
     A reaction that is not anticipated and detrimentally affects the patient...more »
    105. Adverse reaction to chemical -- 1,2-Dibromoethane
     1,2-Dibromoethane is a chemical used in gasoline, soil fumigants, fire extinguishers, flue gases and mechanical gauge fluid. Excessive exposure to this chemical can cause serious symptoms. The severity of symptoms varies amongst patients....more »
    106. Adverse reaction to chemical -- Allyl trichloride
     Allyl trichloride is a chemical used mainly as a varnish or paint remover, cleaning agent or degreasing agent. Some people can suffer an adverse reaction to the chemical. The severity of symptoms varies amongst patients....more »
    107. African Sleeping sickness
     Fly-borne African parasitic disease....more »
    108. African milk bush poisoning
     The African milk bush originated from African and is a shrubby plant with small flowers. The milky sap contains diterpene esters which can cause symptoms if it is eaten or if the sap comes into contact with the skin or eyes. It can cause severe skin irrit...more »
    109. Aggressive fibromatosis -- parapharyngeal space
     A type of tumor that occur near in the space around the pharynx and is locally invasive but not malignant. They tend to occur mainly in the head and neck region and symptoms depend on the exact location and aggressiveness of the tumor. Tumors often reoccu...more »
    110. Aging
     The medical conditions from getting older....more »
    111. Aicardi syndrome
     A rare genetic disorder where the structure connecting the two halves of the brain fails to develop which results in seizures and eye abnormalities ....more »
    112. Air embolism
     A condition which is characterized by air bubbles entering the circulation usually due to trauma, decompression sickness or surgery....more »
    113. Airborne allergy
     An airborne allergy is an adverse reaction by the body's immune system to airborne allergens such as pollen, mold spores and house dust mites. The specific symptoms that can result can vary amongst patients....more »
    114. Airway Obstruction
     A blockage in the breathing tubes. The blockage can occur for many different reasons such as tumors, severe allergic reaction, bacterial infections, foreign bodies or trauma. The degree of obstruction will determine how seriously breathing is impaired....more »
    115. Al Gazali Aziz Salem syndrome
     A rare syndrome characterized mainly by heart disease, short stature and a webbed neck....more »
    116. Al Gazali Sabrinathan Nair syndrome
     A very rare syndrome characterized by bone and eye problems, seizures and mental retardation....more »
    117. Alagille Syndrome
     A genetic disorder affecting the liver and characterized by the absence of some or all of the liver bile ducts that transport bile within the liver....more »
    118. Albinism deafness syndrome
     A rare syndrome characterized by the association of deafness with partial albinism involving patches of absent pigmentation in the skin and hair. The disorder is inherited in a X-linked manner....more »
    119. Albinism ocular late onset sensorineural deafness
     A rare inherited condition characterized by a lack of eye pigmentation and deafness that usually starts in middle-age. Severity of symptoms is variable....more »
    120. Albinism, minimal pigment type
     A rare inherited disorder characterized by a total lack of pigmentation at birth. However, during the first decade of life, some pigmentation does develop in the eyes. The disorder is believed to be a part of a disorder called oculocutaneous albinism type...more »
    121. Albinism, ocular, autosomal recessive
     A rare inherited condition characterized by reduced eye pigmentation with normal, or near normal hair and skin pigmentation....more »
    122. Albright like syndrome
     A rare disorder characterized by mental retardation, short stature and finger and toe abnormalities....more »
    123. Albright's hereditary osteodystrophy
     A rare genetic disorder where the body fails to recognize and respond to the parathyroid hormone. The parathyroid hormone is involved in controlling the blood levels of calcium and phosphate....more »
    124. Alcohol-Induced Disorders
     Disorders caused by excessive alcohol consumption. The symptoms are variable depending on the disorder involved. Some of the disorders are: alcohol abuse, alcohol dependence, alcohol intoxication, alcohol withdrawal, alcohol intoxication delirium, alcohol...more »
    125. Alcohol-induced hypertension
     Alcohol-induced hypertension is high blood pressure caused by excessive drinking of alcohol....more »
    126. Alcohol-induced pseudo-Cushing syndrome
     The excessive consumption of alcohol can result in symptoms similar to a condition called Cushing's syndrome. When alcohol consumption is stopped, symptoms regress....more »
    127. Alcoholic intoxication
     The excessive consumption of alcohol can have toxic effects on the body and can ultimately result in death in severe cases....more »
    128. Alibert disease 2
     A localized skin infection spread by sandflies and caused by Leishmania tropica. Infections are most common in South America, Midddle East, Mediterranean and Africa. The incubation period lasts from weeks to months....more »
    129. Alkalosis
     Blood alkalinity levels too high (opposite of acidosis)...more »
    130. Alkaptonuria
     A rare disorder where the abnormal accumulation of a particular acid (homogentisic acid) in the body causes connective tissue and bone damage. This damage gives tissues a dark or bluish discoloration....more »
    131. Allergenic cross-reactivity
     Studies have indicated that a significant number of people with certain allergies will also have allergic responses to other allergens which have a similar protein. For example patients allergic to birch pollen will often have allergies to plant foods suc...more »
    132. Allergic contact dermatitis
     An allergic contact dermatitis is where the body's immune system causes a skin reaction in response to direct contact with an allergen. Symptoms usually only affect the skin directly in contact with the allergen but in severe cases, symptoms may spread ar...more »
    133. Allergic reaction
     An acute reaction through exposure to a particular allergen...more »
    134. Allergic tension-fatigue syndrome
     Variable symptoms caused by food allergy....more »
    135. Allergies
     Immune system over-reaction to various substances....more »
    136. Allergy-like conditions
     Medical conditions with similar effects to those of allergies....more »
    137. Alpha 1-Antitrypsin Deficiency
     A rare disorder characterized by the development of lung disease in adults and liver disease in adults and children....more »
    138. Alpha thalassemia -- Hemoglobin H disease
     Thalassemia is an inherited blood disorder characterized by abnormal synthesis of hemoglobin. Hemoglobin consists of two main protein chains called alpha and beta. Hemoglobin H disease involves defects in three of the four genes required to make each ? pr...more »
    139. Alpha thalassemia major
     Thalassemia is an inherited blood disorder characterized by abnormal synthesis of hemoglobin. Hemoglobin consists of two main protein chains called alpha and beta. Alpha thalassemia major is very rare involves defects in all of the four genes required to ...more »
    140. Alpine syndrome
     A condition that occurs in some people who go to low altitude winter resorts (1500 metres). It tends to mostly affect people who have been fasting when they arrive....more »
    141. Altamira syndrome
     A disease that occurs in Altamira (Brazil) and is caused by the black fly bite (Simulium). The pathological agent has not yet been determined....more »
    142. Alternating hemiplegia of childhood
     A rare neurological disorder involving paralysis on one side of the body that is only temporary but occurs often. The extent of the paralysis is variable....more »
    143. Alveolar capillary dysplasia
     The abnormal development of the lung blood vessels. The normal barrier across which air and blood can diffuse fails to develop properly. Death usually results within weeks of birth but rare cases can survive for months....more »
    144. Alveolitis, extrinsic allergic
     A lung disease that tends to occur in people with jobs where they are frequently exposed to organic dust inhalation....more »
    145. Alves Castelo dos Santos syndrome
     A rare syndrome characterized by hair, eye, skin and spinal abnormalities....more »
    146. Amegakaryocytic thrombocytopenia
     A blood disorder involving a deficiency of blood platelets required for normal blood clotting. The disorder may be present at birth (congenital) or acquired (e.g. autoimmune disorders)....more »
    147. Amelo-onycho-hypohidrotic syndrome
     A rare disorder characterized primarily by tooth and nail abnormalities and reduced sweating ability....more »
    148. Amphetamine abuse
     Use of the stimulant drugs known as amphetamines or "speed"...more »
    149. Amphetamine-induced hypertension
     Amphetamine-induced hypertension is high blood pressure caused by use of amphetamines. Patients with an existing history of hypertension may suffer further blood pressure increases while taking amphetamines and this can be serious. Severity of symptoms va...more »
    150. Ampola syndrome
     A rare genetic disease characterized primarily by mental retardation, facial anomalies, short stature, seizures and finger and toe abnormalities....more »
    151. Amyloidosis IX
     A rare disorder where a substance called amyloid is deposited in the skin resulting in itchy, discolored bumps or nodules in the skin. No other body organs are involved....more »
    152. Amyotrophic lateral sclerosis
     A motor neuron disease involving progressive degeneration and eventual destruction of the function of nerves that control voluntary movement....more »
    153. Amyotrophic lateral sclerosis, type 6
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 6 is caused by a defect on chromosome 16q12....more »
    154. Anal Cancer
     Cancer (malignant) that develops in the tissues of the anus....more »
    155. Anal fissure
     Tear in the anal region....more »
    156. Anal itching
     Itching of the anal area...more »
    157. Anaphylaxis
     A rare, potentially life-threatening allergic reaction....more »
    158. Anaplastic large cell lymphoma
     A rare type of cancer where a tumor develops in lymph tissue and usually consists of white blood cells and null cells. It is a form of non-Hodgkin's lymphoma. The tumors can develop in more than one lymph node and can also occur in the skin and various or...more »
    159. Anaplastic small cell lymphoma
     A rare type of cancer where a tumor develops in lymph tissue and consists mainly of small cells. It is a form of non-Hodgkin's lymphoma. The tumors can develop in more than one lymph node and can also occur in the skin and various organs such as the liver...more »
    160. Anchovy poisoning (clupeotoxin)
     Some anchovies contain toxins (Clupeotoxin) which can be poisonous to humans if eaten. Heat does not destroy the toxin and there is still uncertainty as to the origin of the toxin. The toxin appears to be present in higher concentrations in summer and is ...more »
    161. Anemia
     Reduced ability of blood to carry oxygen from various possible causes....more »
    162. Anemia of pregnancy
     Anemia of pregnancy is anemia that occurs during pregnancy. Women's bodies have a greater demand for iron during pregnancy and if intake is not sufficient, anemia can result. Anemia in pregnant women can lead to infant problems such as premature birth, fe...more »
    163. Anemia, Hemolytic, Warm Antibody
     A rare autoimmune condition where the body's defense system attacks and destroys red blood cells. The onset of the condition is triggered by temperatures 37ºC or higher. The severity of the disorder is variable....more »
    164. Anemia, Iron-Deficiency
     A lack of fully functioning red blood cells due to a deficiency of iron. The iron allows the body to make hemoglobin in red blood cells which in turn allows the red blood cell to carry oxygen....more »
    165. Anemia, Neonatal
     Insufficient red blood cells that can carry oxygen around the body. It is common in premature births or can occur as a result of blood loss before, during or just after the birth....more »
    166. Anemia, Refractory, with Excess of Blasts
     A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. There are two types: type 1 refers to cases where the level of blasts is less than 10% ...more »
    167. Anemia, Refractory, with Excess of Blasts, type 1
     A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. Type 1 refers to cases where the level of blasts is less than 10% and type 2 refers to ...more »
    168. Anemia, Refractory, with Excess of Blasts, type 2
     A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. Type 1 refers to cases where the level of blasts is less than 10% and type 2 refers to ...more »
    169. Anemia, hypochromic microcytic
     A blood disorder where red blood cells are too small and lack sufficient iron. It can be inherited or caused by insufficient iron in the diet or from a genetic disorder....more »
    170. Anemias, Sideroblastic
     Sideroblastic anemias are a group of rare blood disorders where the bone marrow is unable to produce normal red blood cells. The body has enough iron but the red blood cells are unable to utilize it in a normal manner and anemia results. The red blood cel...more »
    171. Anesthetic agent-induced liver damage
     Damage or injury to the liver caused by exposure to anesthetic agents. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    172. Anesthetic agent-induced liver damage -- Chloroform
     Damage or injury to the liver caused by exposure to an anesthetic agent called chloroform. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury....more »
    173. Anesthetic agent-induced liver damage -- Cyclopropane
     Damage or injury to the liver caused by exposure to an anesthetic agent called cyclopropane. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    174. Anesthetic agent-induced liver damage -- Ether
     Damage or injury to the liver caused by exposure to an anesthetic agent called ether. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild...more »
    175. Anesthetic agent-induced liver damage -- Halothane
     Damage or injury to the liver caused by exposure to an anesthetic agent called halothane. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    176. Anesthetic agent-induced liver damage -- Methoxyflurane
     Damage or injury to the liver caused by exposure to an anesthetic agent called methoxyflurane. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inj...more »
    177. Anesthetic agent-induced liver damage -- Nitrous Oxide
     Damage or injury to the liver caused by exposure to an anesthetic agent called nitrous oxide. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    178. Angiofollicular ganglionic hyperplasia -- plasma cell type
     A rare disorder characterized by a localized overgrowth of lymph node tissue which can form a benign tumor-like growth. There are two types of the disease: hyaline-vascular type or the plasma cell type which tends to have more severe symptoms. The plasma-...more »
    179. Angioimmunoblastic T-cell lymphoma
     A form of cancer which tends to be systemic in nature and thus cancer cells can be found in various parts of the body such as the lymph nodes, liver, spleen, skin and bone marrow....more »
    180. Angiokeratoma -- mental retardation -- coarse face
     A rare inherited genetic syndrome characterized by mental retardation, coarse facial features and capillary hemangiomas....more »
    181. Angioma
     Clump of blood or lymph vessels usually in the skin...more »
    182. Angioneurotic Edema
     Recurring periods of noninflammatory swelling involving the skin, intestinal organs, brain and mucous membranes. In severe cases, respiratory swelling can result in compromised breathing....more »
    183. Angiosarcoma
     Angiosarcomas are a relatively rare type of malignant tumors that develop from blood vessel tissues. The cancer tends to occur mainly in the liver, skin, breasts and deep soft tissues. The cancer is prone to metastasis to the lymphatic system and is consi...more »
    184. Animal allergy
     An animal allergy is an adverse reaction by the body's immune system to animals such as cats. The allergy is usually associated with the skin, saliva or urine of the animal. Animals frequently lick themselves which results in saliva sticking to the fur. T...more »
    185. Anisocytosis
     Variation in red blood cell size, commonly seen in anaemia...more »
    186. Ankylostomiasis
     A parasitic intestinal infection caused by a hookworm called Ancylostoma duodenale or Necator americanus. Infection usually occurs when larva enter a break in the skin and then travel throughout the body until the reach the intestines....more »
    187. Annular pustular psoriasis
     Pustular psoriasis is a form of psoriasis characterized by pustules rather the skin bumps. There are various subtypes of the disorder: generalized, annular, palmoplantar or juvenile. Annular pustular psoriasis tends to have a ring-like appearance where th...more »
    188. Anophthalmia with pulmonary hypoplasia
     A rare disorder characterized by absent or very small eyes and underdeveloped lung tissue....more »
    189. Anorexia Nervosa
     A disorder where a distorted sense of body image leads to self-starvation to the point of death in some cases....more »
    190. Anoxemia
     Lack of oxygen in the blood...more »
    191. Anterior pituitary hyperhormonotrophic syndrome
     A syndrome characterized by the excessive production of various hormones (gonadotrophic, thyrotrophic, lactotrophic and pancreatrophic hormone)....more »
    192. Anthracosis
     A condition characterized by the accumulation of carbon in the lungs caused by inhaled smoke or coal dust...more »
    193. Anthrax
     A serious infectious bacterial disease that can be fatal....more »
    194. Anthurium poisoning
     Anthuriums have dark, glossy, heart-shaped leaves with glossy, heart-shaped flowers which can be red, white or other colors. The plant contains calcium oxalate crystals which an cause severe mouth pain if eaten. Large amounts would need to be eaten to cau...more »
    195. Antibiotics-induced liver damage
     Damage or injury to the liver caused by taking certain antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause ...more »
    196. Antibiotics-induced liver damage -- Cephalosporin
     Damage or injury to the liver caused by exposure to Cephalosporin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage...more »
    197. Antibiotics-induced liver damage -- Chloramphenicol
     Damage or injury to the liver caused by exposure to an antibiotic called Chloramphenicol. Chloramphenicol a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild l...more »
    198. Antibiotics-induced liver damage -- Clindamycin
     Damage or injury to the liver caused by exposure to Clindamycin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    199. Antibiotics-induced liver damage -- Erythromycin Ethyl succinate
     Damage or injury to the liver caused by exposure to Erythromycin Ethyl succinate antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mi...more »
    200. Antibiotics-induced liver damage -- Erythromycin estolate
     Damage or injury to the liver caused by exposure Erythromycin estolate antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver d...more »
    201. Antibiotics-induced liver damage -- Nitrofuran
     Damage or injury to the liver caused by exposure to Nitrofuran antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ma...more »
    202. Antibiotics-induced liver damage -- Novobiocin
     Damage or injury to the liver caused by exposure to Novobiocin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ma...more »
    203. Antibiotics-induced liver damage -- Penicillin
     Damage or injury to the liver caused by exposure to Penicillin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ma...more »
    204. Antibiotics-induced liver damage -- Quinolone
     Damage or injury to the liver caused by exposure to Quinolone antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may...more »
    205. Antibiotics-induced liver damage -- Rifampicin
     Damage or injury to the liver caused by exposure to Rifampicin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ma...more »
    206. Antibiotics-induced liver damage -- Spectinomycin
     Damage or injury to the liver caused by exposure to Spectinomycin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage...more »
    207. Antibiotics-induced liver damage -- Sulfones
     Damage or injury to the liver caused by exposure to sulfone antiboitics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may c...more »
    208. Antibiotics-induced liver damage -- Telithromycin
     Damage or injury to the liver caused by exposure to Telithromycin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage...more »
    209. Antibiotics-induced liver damage -- Tetracycline
     Damage or injury to the liver caused by exposure to Tetracycline antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ...more »
    210. Anticonvulsive-induced liver damage
     Damage or injury to the liver caused by exposure to anticonvulsives. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may c...more »
    211. Anticonvulsive-induced liver damage -- Mephenytoin
     Damage or injury to the liver caused by exposure to an anticonvulsive called mephenytoin. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mi...more »
    212. Anticonvulsive-induced liver damage -- Phenobarbital
     Damage or injury to the liver caused by exposure to an anticonvulsive called phenobarbital. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    213. Anticonvulsive-induced liver damage -- Phenytoin
     Damage or injury to the liver caused by exposure to an anticonvulsive called Phenytoin. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild...more »
    214. Anticonvulsive-induced liver damage -- Valproic Acid
     Damage or injury to the liver caused by exposure to an anticonvulsive called valproic acid. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    215. Antifungal agent-induced liver damage
     Damage or injury to the liver caused by exposure to antifungal agents. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    216. Antifungal agent-induced liver damage -- 5-Fluorocytosine
     Damage or injury to the liver caused by exposure to an antifungal agent called 5-Fluorocytosine. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or i...more »
    217. Antifungal agent-induced liver damage -- Amphotericin
     Damage or injury to the liver caused by exposure to an antifungal agent called Amphotericin. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    218. Antifungal agent-induced liver damage -- Griseofulvin
     Damage or injury to the liver caused by exposure to an antifungal agent called Griseofulvin. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    219. Antifungal agent-induced liver damage -- Ketoconazole
     Damage or injury to the liver caused by exposure to an antifungal agent called Ketoconazole. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    220. Antifungal agent-induced liver damage -- Saramycetin
     Damage or injury to the liver caused by exposure to an antifungal agent called Saramycetin. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury...more »
    221. Antihypertensive drug allergy
     Taking antihypertensive drugs (blood pressure-lowering drugs) can cause an allergic response in some people however this is considered rare. It involves the body's immune system overreacting to the drug. The type and severity of symptoms can vary consider...more »
    222. Antimetazoal agent-induced liver damage
     Damage or injury to the liver caused by exposure to Antimetazoal agents. Antimetazoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver dama...more »
    223. Antimetazoal agent-induced liver damage -- Amodiaquine
     Damage or injury to the liver caused by exposure to an antimetazoal agent called amodiaquine. Antimetazoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or in...more »
    224. Antimetazoal agent-induced liver damage -- Hycanthone
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called hycanthone. Antimetazoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or in...more »
    225. Antiprotozoal agent-induced liver damage
     Damage or injury to the liver caused by exposure to antiprotozoal agents. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver da...more »
    226. Antiprotozoal agent-induced liver damage -- 8-Hydroxyquinolone
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called 8-Hydroxyquinolone. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver dam...more »
    227. Antiprotozoal agent-induced liver damage -- Carbarsone
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called carbarsone. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or i...more »
    228. Antiprotozoal agent-induced liver damage -- Emetine
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called emetine. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    229. Antiprotozoal agent-induced liver damage -- Mepacrine
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called mepacrine. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or in...more »
    230. Antiprotozoal agent-induced liver damage -- Metronidazole
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called Metronidazole. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage o...more »
    231. Antiprotozoal agent-induced liver damage -- Thiabendazole
     Damage or injury to the liver caused by exposure to an antiprotozoal agent called Thiabendazole. Antiprotozoal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage o...more »
    232. Antituberculous agent-induced liver damage
     Damage or injury to the liver caused by exposure to antituberculous agents. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild live...more »
    233. Antituberculous agent-induced liver damage -- Cycloserine
     Damage or injury to the liver caused by exposure to an antituberculous agent called cycloserine. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage...more »
    234. Antituberculous agent-induced liver damage -- Ethionamide
     Damage or injury to the liver caused by exposure to an antituberculous agent called ethionamide. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage...more »
    235. Antituberculous agent-induced liver damage -- Isoniazid
     Damage or injury to the liver caused by exposure to an antituberculous agent called isoniazid. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage o...more »
    236. Antituberculous agent-induced liver damage -- Rifampicin
     Damage or injury to the liver caused by exposure to an antituberculous agent called rifampicin. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage ...more »
    237. Antituberculous agent-induced liver damage -- p-aminosalicylic acid
     Damage or injury to the liver caused by exposure to an antituberculous agent called p-aminosalicylic acid. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the li...more »
    238. Antiviral agent-induced liver damage
     Damage or injury to the liver caused by exposure to antiviral agents. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may...more »
    239. Antiviral agent-induced liver damage -- Cytarabine
     Damage or injury to the liver caused by exposure to an antiviral agent called cytarabine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. M...more »
    240. Antiviral agent-induced liver damage -- Vidarabine
     Damage or injury to the liver caused by exposure to an antiviral agent called vidarabine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. M...more »
    241. Antiviral agent-induced liver damage -- idoxuridine
     Damage or injury to the liver caused by exposure to an antiviral agent called idoxuridine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    242. Antiviral agent-induced liver damage -- xenylamine
     Damage or injury to the liver caused by exposure to an antiviral agent called xenylamine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. M...more »
    243. Aortic aneurysm, familial abdominal 1
     A rare familial disorder where the abdominal aorta has a weak, bulging portion. The condition is asymptomatic but can result in death if it bursts. Type 1 is caused by a genetic defect on chromosome 19q13....more »
    244. Aortic aneurysm, familial abdominal 2
     A rare familial disorder where the abdominal aorta has a weak, bulging portion. The condition is asymptomatic but can result in death if it bursts. Type 2 is caused by a genetic defect on chromosome 4q31....more »
    245. Aortic aneurysm, familial abdominal 3
     A rare familial disorder where the abdominal aorta has a weak, bulging portion. The condition is asymptomatic but can result in death if it bursts. Type 3 is caused by a genetic defect on chromosome 9p21....more »
    246. Aortic arches defect
     A defect in the top part of the aorta (aortic arch) that consists of several arterial branches. There is a variety of defects that can occur and symptoms will be determined by the particular defect involved. Possible types of defects includes aortic coarc...more »
    247. Aortic dilatation- joint hypermobility- arterial tortuosity
     A rare syndrome characterized by the dilation of the aortic root, hyperextensible joints and varicose veins...more »
    248. Apert syndrome
     A rare condition characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally. Various toes and fingers may be fused t...more »
    249. Aplasia cutis congenita -- epibulbar dermoids
     A very rare syndrome characterized by increased skin pigmentation, a localized absence of skin (aplasia cutis congenital) and epibulbar dermoids (a benign eye tumor)....more »
    250. Apnea
     Cessation of breathing. Apnea can be caused by neurological diseases, strangulation, drugs and airway obstruction....more »
    251. Apnea of infancy (AOI)
     Temporary cessation of breathing in infants (under one year old) for longer than 15-20 seconds. The infants are not premature....more »
    252. Apple seed poisoning
     Apple seeds contain a toxic chemical called amygdalin which can cause serious symptoms if eaten in large quantities. Hospital admission is recommended if more than 50 apple seeds have been consumed....more »
    253. Apricot seed poisoning
     Apricot seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the pit remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental ingest...more »
    254. Aquagenous Urticaria
     An allergy to water. The condition is extremely rare with sufferers developing hives within 15 minutes of contact with water. Patients may even react to their own sweat and tears on their skin. A special foam may be rubbed regularly into the skin to previ...more »
    255. Argininosuccinase lyase deficiency, neonatal
     A rare inherited urea cycle disorder caused by lack of enzymes (argininosuccinase lyase) needed to turn ammonia into urea resulting in excess ammonia in the body. The neonatal form of the condition can result in death or severe complications if not treate...more »
    256. Arterial occlusive disease
     A condition which is characterized by occlusion of arterioles...more »
    257. Arterial tortuosity syndrome
     A rare disorder which affects the connective tissue that makes up blood vessels resulting in various arterial abnormalities. Connective tissue abnormalities also affect the skin and joints....more »
    258. Arthralgia
     Pain in the joints, often a symptom of arthritis....more »
    259. Arthralgia -- purpura -- weakness syndrome
     A rare autoimmune disorder characterized mainly by weakness, joint pain, reddish or purplish skin discolorations and a blood abnormality where cryoglobulins in the blood precipitate at low temperatures....more »
    260. Arthrogryposis -- hyperkeratosis, lethal form
    261. Arthrogryposis -- renal dysfunction -- cholestasis syndrome
     A very rare syndrome characterized by joint contractures, kidney dysfunction and liver problems....more »
    262. Arthrogryposis-like disorder
     A rare disorder characterized by joint contractures of the knees and ankles resulting in wasting or overgrowth of nearby muscles....more »
    263. Asbestos conditions
     Medical conditions caused be exposure to asbestos dust...more »
    264. Asian Dendorlimus pini caterpillar poisoning
     A chronic illness caused by contact with certain a poisonous caterpillar called Dendorlimus pini. Contact with the cocoon can also cause symptoms. These caterpillars can be found in Asia, north Africa and eastern Europe....more »
    265. Asiatic porpoise poisoning
     The Asiatic porpoise is eaten mainly in China. Eating the liver, internal organs and muscle tissue of the Asiatic porpoise can cause poisoning symptoms in humans if sufficient quantities are consumed. The nature of the toxin is unknown but it is believed ...more »
    266. Asparagus Fern poisoning
     The asparagus fern is a slightly woody plant with a fern-like foliage. It has yellow-green fruit and bright red berries. The plant originated in South Arica. Skin contact with the plant sap can result in skin irritation and eating the berries can cause ga...more »
    267. Asparagus berry overdose
     The asparagus plant has bright red berries which can cause skin and gastrointestinal problems which are relatively minor and short-lived. The young shoots of the asparagus plant can also cause problems....more »
    268. Aspartylglucosaminidase deficiency
     A rare glycoprotein metabolism disorder caused by a deficiency of an enzyme called aspartylglucosaminidase. Patients tend to develop normally during the first few years of life and development continues slowly until adolescence when mental retardation bec...more »
    269. Aspartylglycosaminuria
     A rare glycoprotein metabolism disorder caused by a deficiency of an enzyme called aspartylglucosaminidase. Patients tend to develop normally during the first few years of life and development continues slowly until adolescence when mental retardation bec...more »
    270. Aspergillosis
     Infection with a fungus called Aspergillus....more »
    271. Asphyxia
     Inability to breath and suffocation...more »
    272. Asphyxia neonatorum
     A condition where a newborn infant fails to start breathing on its own in the minutes following birth....more »
    273. Asrar-Facharzt-Haque syndrome
     A form of sinus histiocytosis characterized by lymphadenopathy as well as involvement of other tissues such as the sinus cavity, skin, lungs, bone, eyes, kidneys, testes, head and neck area and the central nervous system. Symptoms vary according to the or...more »
    274. Asteatotic dermatitis
     An itchy eczema-like skin condition involving areas of superficial cracking and mild peeling of the skin. Older people who bathe excessive in hot soapy water and live in houses with a high temperature and low humidity are the most prone to this condition....more »
    275. Asteatotic eczema
     Asteatotic eczema is a chronic skin condition that tends to occur in old age. It usually develops on the lower legs but can occur on other parts of the body as well. Symptoms tend to be worse in dry winter weather....more »
    276. Asthma
     Repeated attacks of breathing difficulty....more »
    277. Asthma-related traits, susceptibility to, 1
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 14q22.1....more »
    278. Asthma-related traits, susceptibility to, 2
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 7p15-p14....more »
    279. Asthma-related traits, susceptibility to, 3
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 2p16....more »
    280. Asthma-related traits, susceptibility to, 4
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 1p31....more »
    281. Asthma-related traits, susceptibility to, 5
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 12q14.3....more »
    282. Asthma-related traits, susceptibility to, 6
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 17q21....more »
    283. Asthma-related traits, susceptibility to, 7
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 1q32.1....more »
    284. Athabaskan severe combined immunodeficiency
     A severe immunodeficiency disorder found in Navajo and Apache populations....more »
    285. Athlete's foot
     Fungal skin condition typically of feet or toes....more »
    286. Athyrotic hypothyroidism sequence
     A rare congenital disorder characterized by a thyroid gland defect....more »
    287. Atlantic Poison oak poisoning
     Atlantic Poison oak is a tall shrub which has a distinctive leaf shape. It is often found growing in the wild. The leaves have small clumps of hairs on the underside. The plant contains a chemical called urushiol which can cause severe skin irritation in ...more »
    288. Atopic dermatitis 1
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    289. Atopic dermatitis 2
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    290. Atopic dermatitis 3
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    291. Atopic dermatitis 4
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    292. Atopic dermatitis 5
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    293. Atopic dermatitis 6
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    294. Atopic dermatitis related allergy refers to allergies that
     Atopic dermatitis related allergy refers to allergies that are related to atopic dermatitis. These allergies are allergic rhinitis (hay fever) and asthma. Atopic dermatitis is a skin condition caused by an allergic reaction - it is often called eczema. A ...more »
    295. Atrial myxoma, familial
     An atrial myxoma benign tumor that develops in the wall that separates the two upper chambers of the heart. The familial form of the condition also involves tumors in other parts of the body such as the skin, both heart atria or the heart ventricles....more »
    296. Atrioventricular septal defect
     A congenital heart defect where the valves and walls between the upper and lower heart chambers (atrial and ventricular septa and the atrioventricular valves) don't develop properly. Symptoms are determined by the severity of the malformation....more »
    297. Atrophic vaginitis
     Type of vaginitis usually related to aging and menopause...more »
    298. Atrophoderma of Pierini and Pasini
     A progressive skin disease characterized by violet or brown skin lesions of varying sizes....more »
    299. Atrophoderma vermiculata
     A rare disorder involving destruction of skin tissue that primarily affects the face and causes characteristic skin lesions....more »
    300. Attenuated congenital adrenal hyperplasia
     A late onset form of congenital adrenal hyperplasia where insufficient adrenal corticosteroids are produced by the body due to the deficiency of a particular chemical. The severity of symptoms varies from person to person and onset may occur as early as c...more »
    301. Aureobasidium exposure
     Aureobasidium is a type of fungus which is capable of causing a variety of diseases in humans. The fungus is most often found in damp places either inside the home or in the environment. It is often pinkish or blackish. It is a rare cause of disease and i...more »
    302. Aureobasidium pullulans exposure
     Aureobasidium pullulans is a species of fungus which is capable of causing a variety of diseases in humans. The fungus is most often found in damp places either inside the home or in the environment. It is often pinkish or blackish. It is a rare cause of ...more »
    303. Australian Umbrella Tree poisoning
     The Australian Umbrella tree is an evergreen shrub or tree which originated in Asia. The sap of the plant contains oxalate which can cause irritation symptoms. Skin contact with the sap from the plant can result in irritation and eating parts of the plant...more »
    304. Autoimmune Hemolytic Anemia
     Autoimmune hemolytic anemia is characterized by an abnormal immune system response which leads to the destruction of red blood cells and hence anemia. The severity of the condition varies depending on the underlying cause e.g. cytomegalovirus, hepatitis, ...more »
    305. Autoimmune Hepatitis
     Liver inflammation caused due to autoimmune processes where the body's immune system attacks the liver....more »
    306. Autoimmune Myocarditis
     Inflammation of the heart muscle due to the body's own immune system attacking it....more »
    307. Autoimmune Thrombocytopenia
     Autoimmune disorder causing a lack of blood platelets....more »
    308. Autoimmune Urticaria
     An itchy rash caused by an autoimmune reaction...more »
    309. Autoimmune Vasculitis
     A inflammation of the blood vessels caused by an autoimmune reaction...more »
    310. Autoimmune progesterone dermatitis
     A skin rash that appears to be a result of the body's immune reaction to progesterone. As progesterone production is linked to menstrual cycles, the rash occurs usually in the week before menstruation until a few days after menstruation starts....more »
    311. Autoimmune thyroid disease associated Celiac Disease
     Patients with autoimmune thyroid disease are more susceptible to developing celiac disease than the average population. Celiac disease is an autoimmune disorder characterized by intolerance to gluten by the small intestine. The type and severity of sympto...more »
    312. Autoimmune thyroid diseases
     Autoimmune diseases of the thyroid gland....more »
    313. Autosensitization dermatitis
     A skin reaction involving the development of a variety of skin lesions in response to infections (virus, bacteria, fungus, parasite), inflammatory skin conditions or other triggers. The skin reaction may vary considerable in appearance from itchy red skin...more »
    314. Azotemia, familial
     A rare condition where high serum urea level is inherited in a familial pattern. The high level of urea occurs despite normal kidney function....more »
    315. Baber's syndrome
     A very rare syndrome characterized by the association of congenital liver cirrhosis with Fanconi syndrome....more »
    316. Baby bottle nipples induced allergies
     Baby bottle nipples induced allergies are an adverse reaction by the body's immune system to the latex in Baby bottle nipples . Symptoms usually involve the mouth....more »
    317. Back tumour
     The presence of tumour growth in the vertebra, whether due to primary malignancies e.g. leukaemic or myeloma infiltration of the bone marrow, or due to secondary metastases from another site e.g. lung or breast....more »
    318. Bacterial septicemia
     Sepsis of the bloodstream caused by bacteraemia....more »
    319. Bahemuka Brown syndrome
     A very rare syndrome characterized by spastic paraplegia and skin pigmentation irregularities....more »
    320. Balanitis
     Inflammation of the penis head (glans)...more »
    321. Balanitis xerotica obliterans
     Dermatological condition affecting male genetalia. Characterised by atrophic white patches and white indurarted tissue at the tip preventing retraction....more »
    322. Bamboo hair syndrome
     A rare inherited condition characterized by abnormally formed hair shafts and a skin condition involving scaling and redness of the skin. Patients are also predisposed to developing allergic conditions such as asthma and eczema and food allergies. The sev...more »
    323. Bamforth syndrome
     A rare syndrome characterized mainly by the association of an abnormal opening in the roof of the mouth and reduced thyroid functioning....more »
    324. Baneberry poisoning
     Baneberries are toxic and can cause a skin reaction on contact or various poisoning symptoms....more »
    325. Banti Syndrome
     A rare conditions where chronic congestive spleen enlargement causes it to destroy red blood cells too early. The spleen becomes enlarged due to an obstruction of blood flow in the organ and the resulting increase in blood pressure....more »
    326. Banti's syndrome
     A rare condition where chronic congestive spleen enlargement causes it to destroy red blood cells too early. The spleen becomes enlarged due to an obstruction of blood flow in the organ and the resulting increase in blood pressure....more »
    327. Barakat syndrome
     A rare condition characterized by deafness, kidney disease and insufficiency parathyroid hormone production....more »
    328. Barber-Say syndrome
     A very rare syndrome characterized primarily by excessive hair growth, skin anomaly, large mouth and outward turned eyelids (ectropion)....more »
    329. Bartonella infections
     Infection with bacteria from the Bartonella genus of bacteria. Specific bacteria from within this group are Bartonella bacilliforms (Oroya fever), Bartonella Heneslae (Cat-scratch disease). Other conditions caused by this bacteria are endocarditis, bacter...more »
    330. Bartonellosis due to Bartonella quintana infection
     A disease caused by infection with Bartonella quintana which are transmitted by the body louse. It causes trench fever but may also result in septicemia and endocarditis in patients with a weakened immune system....more »
    331. Basal cell carcinoma
     Basal cell carcinoma is a slow-growing form of skin cancer....more »
    332. Basal cell carcinoma, infundibulocystic
     A variant form of skin cancer....more »
    333. Basal cell carcinomas with milia and coarse, sparse hair
     A rare disorder characterized mainly by skin cancer, milia and coarse, sparse hair. The milia tend to disappear without treatment by adolescence....more »
    334. Basan syndrome
     A rare condition characterized by skin, hair and nail abnormalities....more »
    335. Basaran-Yilmaz syndrome
     A very rare syndrome characterized by reduced body hair, thickened skin on various parts of the body and the presence of white nails at birth....more »
    336. Basilar artery migraine
     Basilar migraine (BM), also known as Bickerstaff syndrome, consists of headache accompanied by dizziness, ataxia, tinnitus, decreased hearing, nausea and vomiting, dysarthria, diplopia, loss of balance, bilateral paresthesias or paresis, altered conscious...more »
    337. Battaglia Neri syndrome
     A very rare syndrome characterized by mental retardation, small head, epilepsy, coarse facial features and skeletal anomalies. Only two reported cases of this syndrome....more »
    338. Bearn-Kunkel syndrome
     A type of autoimmune liver disease characterized by liver damage, very high blood gammaglobulin levels and increased plasma cells....more »
    339. Beau's syndrome
     A syndrome characterized by heart insufficiency and inability of the heart ventricles to completely empty of blood....more »
    340. Bedsores
     Skin ulcers from prolonged pressure...more »
    341. Behcet's Disease
     Recurring inflammation of small blood vessels affecting various areas....more »
    342. Bejel
     An infectious disease caused by Treponema pallidum which is similar to the organism that causes syphilis but is not sexually transmitted....more »
    343. Benign essential blepharospasm
     A neurological disorder where certain eye muscles fail to function properly....more »
    344. Benign familial infantile seizures 1
     A harmless form of epilepsy that occurs during infancy. Episodes of multiple seizures tend to occur over a day or few days. Psychomotor development is not affected. The seizures tend to involve increased muscle tone, apnea, cyanosis, eye deviation and psy...more »
    345. Benign intrahepatic cholestasis type 1
     A rare liver disorder characterized by intermittent episodes of cholestasis (impaired bile flow within the liver) that doesn't involve obstruction of bile ducts outside the liver. The jaundice tends to disappear in weeks or months without treatment and th...more »
    346. Benign intrahepatic cholestasis type 2
     A rare liver disorder characterized by intermittent episodes of cholestasis (impaired bile flow within the liver) that doesn't involve obstruction of bile ducts outside the liver. The jaundice tends to disappear in weeks or months without treatment and th...more »
    347. Benign mucosal pemphigoid
     A rare chronic disease involving blistering and scarring of the mucous membranes especially in the mouth and conjunctiva of the eye....more »
    348. Benign paroxysmal torticollis of infancy
     A harmless condition characterized by recurring periods of head tilting resulting from dystonia (sustained muscle contractions) of the neck muscles. Other symptoms such as vomiting and irritability may also occur variably. Episodes tend to occur without a...more »
    349. Berardinelli-Seip congenital lipodystrophy
     A rare genetic disorder characterized by diabetes mellitus, loss of body fat, hepatomegaly, enlarged genitals, increased skeletal growth and other abnormalities....more »
    350. Berardinelli-Seip congenital lipodystrophy, type 1
     A rare genetic disorder characterized by early-onset diabetes mellitus, loss of body fat, serious insulin resistance, high blood triglycerides and fatty liver. Type 1 is distinguished from type 2 by the origin of the genetic defect. Type 1 is caused by a ...more »
    351. Berardinelli-Seip congenital lipodystrophy, type 2
     A rare genetic disorder characterized by early-onset diabetes mellitus, loss of body fat, serious insulin resistance, high blood triglycerides and fatty liver. Type 2 is distinguished from type 2 by the origin of the genetic defect. Type 2 is caused by a ...more »
    352. Bernard-Soulier Syndrome
     A rare inherited blood coagulation disorder caused by blood platelet abnormalities which results in easy bruising and excessive bleeding....more »
    353. Bernheim's syndrome
     Reduced size of right heart ventricle due to enlargement of the left ventricle which encroaches on the space in the right ventricle. Blood flow from the right atrium to the right ventricle is obstructed....more »
    354. Berylliosis
     A condition that results from inhalation of beryllium in to form of dust or fumes. The lungs, skin eyes or blood may be affected and the affects can occur immediately or after long term exposure....more »
    355. Besnier-Boeck-Schaumann disease
     A rare disease where inflammatory granular nodules form in various organs....more »
    356. Beta Thalassemia intermedia
     Thalassemia is an inherited blood disorder characterized by abnormal synthesis of hemoglobin. There are two subtypes of the disorder (alpha and beta) depending on what portion of the hemoglobin is abnormally synthesized. Beta Thalassemia intermedia involv...more »
    357. Beta thalassemia
     Thalassemia is an inherited blood disorder characterized by abnormal synthesis of hemoglobin. Hemoglobin consists of two main protein chains called alpha and beta. Beta thalassemia involves defects in one or more of the two genes required to make each ? p...more »
    358. Bicep muscle strain
     Damage to the bicep muscle in the arm due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the ...more »
    359. Bile acid synthesis defect, congenital, 2
     A defect which prevents the body from making bile acid which results in progressive liver disease. The defect is a deficiency of a particular enzyme (cholestasis with delta(4)-3-oxosteroid 5-beta-reductase) needed to make bile acid....more »
    360. Bile acid synthesis defect, congenital, 4
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    361. Bile acid synthesis defects
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    362. Bile acid synthesis defects, congenital, 1
     A defect which prevents the body from making bile acid which results in progressive liver disease. The defect is a deficiency of a particular enzyme (3-beta-hydroxy-delta-5-C27-steroid oxidoreductase) needed to make bile acid....more »
    363. Bile acid synthesis defects, congenital, 2
     A defect which prevents the body from making bile acid which results in progressive liver disease. The defect is a deficiency of a particular enzyme (cholestasis with delta(4)-3-oxosteroid 5-beta-reductase) needed to make bile acid....more »
    364. Bile acid synthesis defects, congenital, 3
     A defect which prevents the body from making bile acid which results in progressive liver disease. The defect involved a deficiency of 7-alpha-hydroxylase which is an enzyme needed to prevent the accumulation of 27-hydroxycholesterol which is toxic to the...more »
    365. Bile acid synthesis defects, congenital, 4
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    366. Bile duct cancer, extrahepatic
     A rare cancer that develops in the part of the common bile duct that is outside the liver. The common bile duct channels bile from the gall bladder (which stores bile) and the liver (which makes bile) to the small intestine to assist digestion....more »
    367. Bile duct paucity in Graft-Versus-Host Disease
     A reduced number of ducts that carry bile through and from the liver (bile duct) that results from graft-versus-host disease....more »
    368. Bile duct paucity in Liver Allograft Rejection
     A reduced number of ducts that carry bile through and from the liver (bile duct) that results from liver allograft rejection....more »
    369. Bile duct paucity, non syndromic form
     A reduced number of ducts that carry bile through and from the liver (bile duct) that is not associated with a syndrome. Paucity of bile ducts is associated with many liver conditions such as biliary cirrhosis and sclerosing cholangitis....more »
    370. Biliary Atresia
     A rare condition that can affect newborns where the bile duct that carries the bile from the liver to the small intestine is blocked or missing....more »
    371. Biliary cirrhosis
     Biliary cirrhosis is a condition where the bile ducts are unable to transport bile effectively due to blockage, inflammation, scarring or some other damage to the bile ducts. The condition may result from such things as congenital defect of the bile ducts...more »
    372. Biliary conditions
     Medical conditions affecting the biliary system (liver, bile ducts, gallbladder, etc.) in digestion....more »
    373. Biliary tract cancer
     Cancer that develops in the gallbladder or bile ducts....more »
    374. Bindewald-Ulmer-Muller syndrome
     A rare syndrome characterized mainly by a heart defect, and mental and growth retardation....more »
    375. Biotinidase deficiency
     A metabolic disorder where the body lacks the enzyme biotinidase needed to process the vitamin called biotin (vitamin H) into carboxylase enzymes....more »
    376. Bird allergy
     A bird allergy is an adverse reaction by the body's immune system to birds. The allergy is usually associated with the skin, feathers or excrement of the bird. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in respons...more »
    377. Bird cherry seed poisoning
     Wild cherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental i...more »
    378. Bird flu (avian influenza)
     Bird flu refers to influenza A invection. Influenza A is a viral respiratory infection that can usually occurs in birds (especially poultry) but can be transmitted to humans and cause serious illness. The virus is contagious and can cause severe illness e...more »
    379. Birthmark
     Skin marking appearing from birth...more »
    380. Bitter almond seed poisoning
     Bitter almond seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. Accidental ingestion is very unusual. Bitter almond plants grow mainly in Northern America. Various processes can be used to leach the toxic chemical...more »
    381. Black locust poisoning
     The black locust is a large deciduous tree which has long clusters of scented flowers and flat fruit pods. The young leaves, seeds and inner bark contain various chemicals (robin, robinine and robitin) which can be toxic if large quantities are eaten. The...more »
    382. Bland-Garland-White syndrome
     A rare birth malformation where the left coronary artery comes out of the pulmonary artery instead of the aorta. Usually, infants are usually healthy for a few months after which they start having symptoms of heart problems. Occasionally, patients may be ...more »
    383. Bland-White -Garland syndrome
     A heart disorder where the left coronary artery comes out of the pulmonary artery....more »
    384. Blastocystis hominis
     Common parasitic condition often causing digestive symptoms....more »
    385. Bleeding Heart poisoning
     Bleeding heart is a vine plant that can cause skin reactions on exposure and systemic symptoms such as convulsions if eaten. The leaves and roots are the most toxic parts of the plant and contain a toxic chemical called isoquinoline. Large amounts of the ...more »
    386. Blegvad-Haxthausen syndrome
     A rare syndrome characterized by skin wasting, zonular cataract, blue eyes and osteogenesis imperfecta....more »
    387. Blepharitis
     A common eyelid inflammation...more »
    388. Blue Diaper Syndrome
     A rare metabolic disorder characterized by vision problems, bluish urine, fever and digestive anomalies....more »
    389. Blue baby
     Any baby born with blueness...more »
    390. Blue devil poisoning
     The Blue Devil is a hairy flowering herb which tends to grow in mountainous, forested areas. All parts of the plant contain pyrrolizidine alkaloids which are slightly toxic if eaten. Skin contact with the hairs on the plant can also cause minor skin irrit...more »
    391. Blue rubber bleb nevus
     A very rare congenital vascular disorder characterized by multiple hemangiomas on the skin and internal organs....more »
    392. Bluefarb-Stewart syndrome
     A rare disorder where blood vessel defects in a limb causes skin lesions. It most often occurs in one leg. The blood vessel defects involves abnormal connections between arteries and veins....more »
    393. Body skin hyperlaxity due to vitamin K-dependent coagulation factor deficiency
     A rare inherited connective tissue disorder caused by a deficiency of a blood coagulation factor....more »
    394. Boeck scabies
     Severe scabies caused by the infestation of huge numbers of mites (in the millions in some cases) under the skin. The scabies tend to live for up to four days as opposed to the normal one day and the condition can be quite contagious....more »
    395. Boil
     Infected puseous hair follicle on the skin...more »
    396. Bone-Marrow failure syndromes
     A disorder where the bone marrow fails to produce enough new blood cells....more »
    397. Bonefish poisoning (clupeotoxin)
     Some bonefish contain toxins (Clupeotoxin) which can be poisonous to humans if eaten. Heat does not destroy the toxin and there is still uncertainty as to the origin of the toxin. The toxin appears to be present in higher concentrations in summer and is b...more »
    398. Borreliosis
     An infectious bacterial disorder that is transmitted by ticks and causes skin rashes joint swelling and other symptoms similar to the flu....more »
    399. Borrone-Di Rocco-Crovato syndrome
     A rare progressive syndrome characterized by skin, heart and skeletal defects. Only several reported cases of the condition....more »
    400. Boston Ivy poisoning
     The leaves of the Boston Ivy plant oxalates which is toxic to humans. The severity of symptoms depends on the quantity of leaves consumed. Skin symptoms can also occur if the skin comes into contact with the leaves....more »
    401. Boudhina-Yedes-Khiari syndrome
     A very rare syndrome characterized primarily by short stature, small head, mental deficiency, seizures, hearing loss and skin lesions....more »
    402. Box Jellyfish poisoning
     A sting from the Box jellyfish contains a chemical which is toxic to the nerves, heart and skin. This jellyfish is mainly found in the waters of Northern Queensland in Australia. The tentacles should not be removed from the patient as it can cause further...more »
    403. Boxwood poisoning
     The boxwood is an evergreen, woody, flowering shrub often used as a hedge. The leaves contain steroidal alkaloids which can cause skin irritation upon skin contact with the sap or various other symptoms if eaten. The plant is considered to have a relative...more »
    404. Brachioradial pruritus
     A condition characterized by itching, burning and other sensations of the skin on one or both arms. The skin has no visible evidence of the skin unless the patient causes damage to the skin due to scratching or rubbing. The condition results from nerve da...more »
    405. Breast Cancer
     Cancer of the breast....more »
    406. Breast Milk Jaundice
     Jaundice in an infant caused by the presence of a particular substance in the mother's breast milk which leads to high bilirubin levels in the infant. The condition tends to run in families. The jaundice tends to persist up to six weeks after birth....more »
    407. Breast cancer stages: 0, I, II, III, IV
     Cancer stage is based on the size of the tumor, whether the cancer is invasive or non-invasive, whether lymph nodes are involved, and whether the cancer has spread beyond the breast. p>Stage 0- is used to describe non-invasive breast cancers, such as DCI...more »
    408. Breast carcinoma
     Carcinoma occurring in breast tissue....more »
    409. Bristleworm poisoning
     Bristleworms are a type of marine worm covered in bristles which they can use to sting. The bristles are strong enough to break human skin and cause symptoms....more »
    410. Broad bean poisoning
     The broad bean is a vine which produces pea-like flowers and long, seed-filled pods. The seeds can be very toxic and can result in death if eaten. This toxic reaction only occurs to certain susceptible people who are unable to process certain chemicals in...more »
    411. Bronchiolitis
     Inflammation of the bronchioles....more »
    412. Bronchopulmonary dysplasia
     A rare form of infant lung disease that usually occurs as a complication of ventilator use in premature babies....more »
    413. Bronze baby syndrome
     A term used to describe the abnormal skin color (grey-brown or bronze) in infants undergoing phototherapy to treat jaundice....more »
    414. Brown snake poisoning
     The Brown snake is a poisonous Australian snake. They are considered one of the most venomous snakes in the world and their bite can result in death without prompt medical attention. The snake venom contains toxins which affect the blood and nerve systems...more »
    415. Browntail moth caterpillar poisoning
     A hairy, bright-colored caterpillar which can cause skin symptoms on contact with the hair. Inhalation of the hairs can cause respiratory symptoms and eye exposure can also result in symptoms. Patients with pre-existing asthma or atopic allergies may suff...more »
    416. Bubble bath allergy
     An immune-mediated reaction to exposure to bubble bath solutions. Bubble bath allergy tends to be more common in children and symptoms can vary in nature and severity....more »
    417. Bullous Pemphigoid
     A chronic skin disorder characterized blistering of the skin which usually occurs on the joints, abdomen, armpit and groin areas....more »
    418. Bullous dystrophy, macular type
     A rare condition characterized by loss of scalp hair, increased skin pigmentation, small head, mental retardation, short stature and blisters. The blisters do not form necessarily on skin that has suffered trauma but occurs spontaneously....more »
    419. Bullous systemic lupus erythematosus
     A blistering disease that can develop in patients with systemic lupus erythematosus (SLE). The process is mediated by autoantibodies....more »
    420. Bunyavirus
     Virus of the family bunyaviridae....more »
    421. Burkholderia pseudomallei
     Gram negative, aerobic, motile rod shaped bacterium....more »
    422. Burnett-Schwartz-Berberian syndrome
     A rare syndrome characterized by an inflammatory facial skin disorder and various congenital anomalies....more »
    423. Burns
     Injury from burns and scalds....more »
    424. Buruli ulcer
     Infection by a bacterium called Mycobacterium ulcerans. The infection is most common in tropical and subtropical climates. The method of transmission is uncertain but the bacteria can enter the skin if it is broken (e.g. a cut) or it may possibly be trans...more »
    425. Busulfan toxicity syndrome
     Symptoms caused by the use of a chemotherapy drug called Busulfan....more »
    426. Buttercup poisoning
     The buttercup plant contains a toxic compound called protoanemonin. The plant is most toxic while it is flowering with the sap being poisonous portion of the plant. Poisoning by eating the plant is unlikely due to the fact that skin contact is quite painf...more »
    427. Bébé Collodion syndrome
     A rare birth abnormality where an infant is born covered in a tight, yellow, shiny membrane. The membrane peels off and may reform several times. As the membrane dries it can leave crack which can result in infection, dehydration or inability to control b...more »
    428. C Syndrome
     A rare inherited disorder characterized by a triangular-shaped head, facial anomalies, joint contractures and loose skin....more »
    429. CDK4 linked melanoma
     A mutation in the CDK4 gene can cause an increased susceptibility to melanomas....more »
    430. CFS subtype 1 (cognitive, musculoskeletal, sleep, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    431. CFS subtype 2 ( musculoskeletal, pain, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    432. CFS subtype 3 (mild)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    433. CFS subtype 4 (cognitive, musculoskeletal, sleep, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    434. CFS subtype 5 (musculoskeletal, gastrointestinal)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    435. CFS subtype 6 (postexertional)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    436. CFS subtype 7 (pain, infectious, musculoskeletal, sleep, neurological, gastrointestinal, neurocognitive, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    437. CHILD syndrome ichthyosis
     A rare genetic disorder characterized by unilateral hypomelia, underdeveloped skin and heart defects....more »
    438. CML-Like Syndrome, Familial
     A very rare condition characterized by symptom similar to myelocytic leukemia that develop during infancy. The condition can result in death during the first years of life....more »
    439. COPD
     Severe obstruction of bronchial air flow typically from bronchitis and/or emphysema....more »
    440. CRMO, juvenile
     A rare chronic inflammatory bone disease that occurs in children. The symptoms go into periods of remission only to return. The most common sites for the inflammation are the shinbone, thighbone and collarbone with usually several sites being affected at ...more »
    441. Caffeine Allergy
     A caffeine allergy is an adverse reaction by the body's immune system to caffeine or caffeine-containing products. The type and severity of symptoms can vary amongst patients....more »
    442. Calcium deficiency
     Dietary deficiency of calcium....more »
    443. Calf muscle strain
     Damage to the calf muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity of ...more »
    444. Calla poisoning
     All parts of the Calla plant are poisonous, particularly the sap. It contains a compound called calcium oxalate crystals which can cause abrasive injuries on sensitive eyes or mucosal tissues of the digestive tract....more »
    445. Callistin shellfish poisoning
     The Callistin shellfish (Japanese Callista) is found primarily in Japan. Eating the whole shellfish can cause poisoning symptoms in humans. It is believed that the ovaries contain high levels of choline during spawning season which makes them toxic to hum...more »
    446. Callosities, hereditary painful
     A rare skin inherited condition characterized by the development of painful calluses over pressure points in the hands and feet. Occasionally blisters filled with a foul-smelling liquid form around the calluses....more »
    447. Callus
     Thickening of skin on hands or feet....more »
    448. Canary allergy
     A canary allergy is an adverse reaction by the body's immune system to canaries. The allergy is usually associated with the skin, feathers or excrement from the canary. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine i...more »
    449. Canary ivy poisoning
     Canary ivy is a vine which bears small yellowish-green flowers and black fruit. It is often used indoors and outdoors as an ornamental plant. The berries and leaves contain chemicals such a saponin which can cause severe skin irritation....more »
    450. Cancer
     Abnormal overgrowth of body cells....more »
    451. Cancer of Unknown Primary Site
     Metastatic cancer whose original source is unknown....more »
    452. Candelabra cactus poisoning
     The Candelabra cactus is a spiny cactus with a milky sap. The sap contains a chemical called diterpene ester which is mildly toxic if eaten and can cause minor skin irritation upon skin contact....more »
    453. Candidiasis
     Fungal infection of moist areas such as mouth or vagina...more »
    454. Canker sores
     Ulcers of the mouth or nearby areas...more »
    455. Cantú syndrome
     A rare syndrome characterized mainly by excessive growth of hair, enlarged heart and abnormal development of bone and cartilage...more »
    456. Caper spruge poisoning
     The caper spruge is a herb which has a milky sap and bears flowers and fruit. The plant originated in Europe and tends to grow in mountainous areas. The plant sap contains diterpene esters which is mildly toxic if eaten and can cause minor skin irritation...more »
    457. Carbamate insecticide poisoning
     Excessive ingestion of carbamate insecticide drugs....more »
    458. Cardiac malformation
     Any malformation or structural defect of the heart or it's structures. Some examples include atrioventricular septal defect, conotruncal malformations, transposition of great vessels and heart valve dysplasia. The symptoms vary in nature and severity depe...more »
    459. Cardiac tamponade
     Symptoms caused by compression of the heart due to the accumulation of blood or fluid in the space between the heart muscle and the membrane covering the heart....more »
    460. Cardiofaciocutaneous Syndrome
     A rare genetic disorder characterized by short stature, congenital heart defects skin anomalies and frontal bossing....more »
    461. Carotenemia
     Excessive beta-carotene in the blood causing orange skin...more »
    462. Cast syndrome
     Obstruction of the third part of the duodenum by an artery following the use of a body plaster cast or a Bradford frame....more »
    463. Cat allergy
     A cat allergy is an adverse reaction by the body's immune system to cats. The allergy is usually associated with the skin, saliva or urine of cats. Cats frequently lick themselves which results in saliva sticking to the fur. Thus a person allergic to cats...more »
    464. Cat scratch disease
     An infectious disease transmitted through a cat's bite, scratch or lick and resulting primarily in lymph node pain and swelling. The condition can be mild or severe....more »
    465. Cataract and congenital ichthyosis
     A rare syndrome characterized by the presence of cataracts and a dry, scaly skin condition (ichthyosis) at birth or soon after....more »
    466. Cataract, alopecia, sclerodactyly
     A rare disorder characterized by cataracts, lack of hair and skin changes in the hands and feet....more »
    467. Caterpillar complication poisoning
     The spines on certain caterpillars can cause a skin reaction as well as systemic symptoms if ingested. The nature of the symptoms vary depending on the species of caterpillar involved. Some only produce skin reactions whereas others can produce systemic s...more »
    468. Celiac Disease
     Digestive intolerance to gluten in the diet....more »
    469. Cellulitis
     Inflammation of skin or subcutaneous tissues....more »
    470. Century Plant poisoning
     The Century Plant contains calcium oxalate crystals which can cause abrasive injuries to the eyes or mucosal linings. It can also cause skin inflammation. The sap is the most toxic part of the plant all though other parts such as the thorns can also cause...more »
    471. Cephalosporin-induced Immune Hemolytic Anemia
     Cephalosporin-induced immune hemolytic anemia is a condition where a use of a medication called Cephalosporin triggers the body's immune system to destroy it's own red blood cells which results in anemia....more »
    472. Cercarial dermatitis
     A short-lived rash that occurs as an allergic reaction to larval (cercariae) infection of the skin. These particular parasites use birds and animals as their first hosts. Larval eggs are excreted in the faeces and when they land in water, they hatch into ...more »
    473. Cerebelloparenchymal autosomal recessive disorder 3
     A rare, recessively inherited disorder characterized mainly by albinism, incoordination, low muscle tone and eye problems....more »
    474. Cerebral dysgenesis, neuropathy, ichthyosis, and palmoplantar keratoderma syndrome
     A rare disorder characterized by abnormal brain development, neurological problems, scaly skin and thickened skin on the palms and soles....more »
    475. Chalazion
     Slow-growing swelling of the upper or lower eyelid usually caused by a blockage in the oil glands in the eyelid....more »
    476. Char syndrome
     A very rare genetic disorder characterized mainly by an unusual facial appearance, abnormal little fingers and a heart abnormality....more »
    477. Chediak-Higashi Syndrome
     An inherited immune system disorder characterized by reduced pigmentation, recurrent infection and neurological disorders....more »
    478. Cheilitis glandularis
     A rare disorder characterized by inflammation of the lower lip which cause it to become enlarged and everted. The mucous glands and excretory ducts of the lip are also dilated. The condition is associated with an increased risk of lower lip cancer....more »
    479. Chemical burn -- ingestion
     Burns to the mouth and gastrointestinal system caused by swallowing a chemical. Symptoms vary depending on the type, quantity and strength of the chemical involved as well as the duration of the exposure to the chemical and promptness of treatment measure...more »
    480. Chemical burn -- skin
     Burns to the skin caused by a chemical. Symptoms vary depending on the type, quantity and strength of the chemical involved as well as the duration of the exposure to the chemical and promptness of treatment measures....more »
    481. Chemical pneumonia
     Lung inflammation from inhaled chemicals...more »
    482. Chemical poisoning
     Morbid condition caused by chemical....more »
    483. Chemical poisoning -- 1,2-Dibromoethane
     1,2-Dibromoethane is a chemical used in gasoline, soil fumigants, fire extinguishers, flue gases and mechanical gauge fluid. Excessive exposure to this chemical can cause serious symptoms. Some people can suffer an adverse reaction to the chemical. The ty...more »
    484. Chemical poisoning -- 1,3-Dichloropropene
     1,3-Dichloropropene is a chemical used in solvents and soil fumigants for nematode control. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    485. Chemical poisoning -- 1,3-Dinitrobenzene
     1,3-Dinitrobenzene is a chemical used mainly in explosives. The chemical can be readily absorbed through the skin and cause systemic symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expo...more »
    486. Chemical poisoning -- 1-Amino-2-propanol
     1-Amino-2-propanol is a chemical used mainly in the synthesis of various pharmaceuticals such as methadone and opioid. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amou...more »
    487. Chemical poisoning -- 1-Pentanethiol
     1-Pentanethiol is a chemical used mainly in pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    488. Chemical poisoning -- 1-Propanol
     1-Propanol is a chemical used in various antiseptics, polishes, cleaners, cosmetics and lacquer. The main effects of an overdose of this chemical is depression of the central nervous system. However, some people can suffer an adverse reaction to the chemi...more »
    489. Chemical poisoning -- 2,4,6-Trichlorophenol
     2,4,6-Trichlorophenol is a chemical used mainly as an antiseptic, pesticide, wood preservative, glue preservative and as an antimildew agent in the textile manufacturing industry. The type and severity of symptoms varies depending on the amount of chemica...more »
    490. Chemical poisoning -- 2,4,6-Trinitrotoluene
     2,4,6-Trinitrotoluene is a chemical used mainly as an explosive agent and in the production of dyes and photographic chemicals. The chemical may be absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    491. Chemical poisoning -- 2,4-Dichlorophenol
     2,4-Dichlorophenol is a chemical used in the production of antiseptics, bactericides, disinfectants and fungicides. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    492. Chemical poisoning -- 2,4-Dinitrotoluene
     2,4-Dinitrotoluene is a chemical used the production of explosives, vehicle air bags and polyurethane polymers. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    493. Chemical poisoning -- 2-Amino-2-methylpropanol
     2-Amino-2-methylpropanol is a chemical used mainly in industrial applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    494. Chemical poisoning -- 2-Hexanone
     2-Hexanone is a chemical used mainly in paints, solvents and coated fabrics. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    495. Chemical poisoning -- 2-Methyl-4-Chlorophenoxyacetic Acid
     2-Methyl-4-Chlorophenoxyacetic Acid is a chemical mainly used as a herbicide for field crops and turf. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    496. Chemical poisoning -- 3-Aminopyridine
     2-Aminopyridine is a chemical used mainly as an intermediate in the production of dyes, pharmaceuticals and various agricultural chemicals. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies ...more »
    497. Chemical poisoning -- 4,4-Methylenebis
     4,4-Methylenebis is a chemical used in the manufacture of epoxy resins, belt drives, gun mounts, shoe laces and various other manufactured goods. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the e...more »
    498. Chemical poisoning -- 4-Aminopyridine
     4-Aminopyridine is a pesticide used mainly to control bird pests. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    499. Chemical poisoning -- Acetaldehyde
     Acetaldehyde is a chemical used in the production of various products - mirrors, disinfectants, plastics, explosives, varnish and food flavoring. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the e...more »
    500. Chemical poisoning -- Acetic Anhydride
     Acetic Anhydride is a chemical used mainly in various industrial processes as well as the production of pharmaceutical products such as aspirin and acetyl salicylic acid. It is also used in the production of heroin. Ingestion and other exposures to the ch...more »
    501. Chemical poisoning -- Acetophenone
     Acetophenone is a chemical used mainly as a fragrance, food flavoring agent and as a solvent for plastics and resins. It is also found naturally in small quantities in foods such as bananas, apples and beef. Ingestion and other exposures to the chemical c...more »
    502. Chemical poisoning -- Acrolein
     Acrolein is a chemical used mainly in the manufacture of herbicides, pharmaceuticals and textiles as well as anti-contamination agents in the paper industry. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    503. Chemical poisoning -- Acrylic acid
     Acrylic acid is a chemical used mainly in the production of resins and acrylic acids which are usually used in adhesives and coatings. It is also used in water treatment and in the production of plastics and detergents. Ingestion and other exposures to th...more »
    504. Chemical poisoning -- Acrylonitrile
     Acrylonitrile is a chemical used mainly in the production of acrylic and modacrylic fibers but also in the production of certain plastics, nylon dyes, drugs and pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type...more »
    505. Chemical poisoning -- Adiponitrile
     Adiponitrile is a chemical used mainly in the production of hexamethylene diamine which in turn is used mainly to produce nylon. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending o...more »
    506. Chemical poisoning -- Aldicarb
     Aldicarb is a carbamate pesticide used mainly as an insecticide, nematicide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and ...more »
    507. Chemical poisoning -- Allethrin
     Allethrin is a chemical used as an insecticide, mainly in households. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    508. Chemical poisoning -- Allyl Glycidyl Ether
     Allyl Glycidyl Ether is a chemical used mainly in the production of epoxies, thermoplastics, polyester resins, adhesives and elastomers. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptom...more »
    509. Chemical poisoning -- Allyl alcohol
     Allyl alcohol is a chemical used mainly as a weed killers and as a material in the production of other chemical compounds. The chemical is readily absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    510. Chemical poisoning -- Allylamines
     Allylamines is a chemical used mainly as an industrial solvent and in the manufacture of pharmaceutical products such as antiseptics, diuretics and sedatives . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity...more »
    511. Chemical poisoning -- Aluminum Phosphide
     Aluminum Phosphide is a chemical used mainly as a rodenticide and fumigant for grains. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    512. Chemical poisoning -- Amitrole
     Amitrole is a herbicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    513. Chemical poisoning -- Ammonia
     Ammonia is a chemical used mainly in household cleaning products and bleach. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    514. Chemical poisoning -- Ammonium Bifluoride
     Ammonium Bifluoride is a chemical used wheel cleaners, herbicides and in the manufacture of magnesium. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    515. Chemical poisoning -- Ammonium Nitrate
     Ammonium Nitrate is a chemical used mainly in explosives, fireworks and fertilizers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the na...more »
    516. Chemical poisoning -- Ammonium Sulfamate
     Ammonium Sulfamate is a chemical used mainly in herbicides, fertilizers and. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of ...more »
    517. Chemical poisoning -- Aniline
     Aniline is a chemical used mainly in the manufacture of perfumes, varnishes, resins, dyes, paint removers, herbicides, fungicides, explosives, solvents and photographic chemicals. The type and severity of symptoms varies depending on the amount of chemica...more »
    518. Chemical poisoning -- Anisidine (o,p-Isomers)
     Anisidine (o,p-Isomers)is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    519. Chemical poisoning -- Anisole
     Anisole is a chemical used mainly as a solvent and food additive and also in perfumes and detergents. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    520. Chemical poisoning -- Antifreeze
     Antifreeze is used in vehicles to prevent freezing or boiling over of the cooling system. The chemicals (methanol, ethylene and propylene glycol) in the antifreeze can cause severe poisoning symptoms if ingested. The type and severity of symptoms varies d...more »
    521. Chemical poisoning -- Antimony
     Antimony is a chemical often used as an alloy with other metals such as lead. It is used in solder, ammunition, pewter, sheet metal, pipe metal and cable sheaths. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    522. Chemical poisoning -- Antu
     Antu is used as a rodenticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    523. Chemical poisoning -- Azinphos-methyl
     Azinphos-methyl is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    524. Chemical poisoning -- Barium Nitrate
     Barium Nitrate is a chemical used mainly in fireworks, sparklers and ceramic glazes. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    525. Chemical poisoning -- Benomyl
     Benomyl is a chemical used mainly as a fungicide for fruit, vegetables and ornamental plants. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    526. Chemical poisoning -- Benzaldehyde
     Benzaldehyde is a chemical with an almond-like odor and is therefore often used as a food flavoring. It is also use as an industrical solvent. . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms va...more »
    527. Chemical poisoning -- Benzene
     Benzene is a chemical used mainly in gasoline fuel and as an industrial solvent. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    528. Chemical poisoning -- Benzyl Chloride
     Benzyl Chloride is a chemical used mainly in the manufacture of products such as dyes, plastics, tannins, perfumes,. Fuel additives, resins, germicides, rubbers, perfumes photographic developers, wetting agents, drugs and pharmaceuticals. It is also used ...more »
    529. Chemical poisoning -- Beryllium
     Beryllium is an element used mainly in vehicle electronics, optics, ore processing, microwave oven parts, fuel containers and disc brakes for aeroplanes. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    530. Chemical poisoning -- Biphenyl
     Biphenyl is a chemical used mainly as a fungicide for fruit packaging and in textile dyes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and ...more »
    531. Chemical poisoning -- Boric Acid
     Boric Acid is a chemical used mainly in foods (preservative, emulsifier, neutralizer), antiseptics, pesticides and contact lens cleaners. Ingestion and other exposures to the chemical can cause various symptoms. Application of boric acid directly to damag...more »
    532. Chemical poisoning -- Bromates
     Bromate is a chemical used mainly in perming solution neutralizers and in small amounts as a bread preservative. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ...more »
    533. Chemical poisoning -- Bromophos
     Bromophos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    534. Chemical poisoning -- Butyl Alcohol
     Butyl alcohol is a chemical used mainly in solvents and in pharmaceutical manufacturing processes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invol...more »
    535. Chemical poisoning -- Butylamines
     Butylamines are chemicals used in a variety of manufacturing processes such as in the production of pesticides, pharmaceuticals, plastics, dyes, textiles and in leather tanning and photography. Ingestion and other exposures to the chemical can cause vario...more »
    536. Chemical poisoning -- Calcium hypochlorite
     Calcium hypochlorite is a chemical used mainly in bleaching products, fungicides, algicides, disinfectants and deodorants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    537. Chemical poisoning -- Captafol
     Captafol is a chemical used mainly as a fungicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    538. Chemical poisoning -- Captan
     Captan is a chemical used as a fungicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure. The chemical is consi...more »
    539. Chemical poisoning -- Carbaryl
     Carbaryl is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    540. Chemical poisoning -- Carbinoxamine
     Carbinoxamine is a therapeutic treatment for allergic rhinitis. It is marketed under names such as Histex, Pediatiex and Carboxine. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies dependin...more »
    541. Chemical poisoning -- Carbon Tetrachloride
     Carbon tetrachloride is a chemical used mainly in grain fumigants, insecticides and in the production of fluorocarbons. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through the skin. The type a...more »
    542. Chemical poisoning -- Chlorate salts
     Chlorate salt is a chemical used mainly in herbicides and in the manufacture of matches and explosives. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical ...more »
    543. Chemical poisoning -- Chlordecone
     Chlordecone is an insecticide used to control pests in crops such as bananas and tobacco. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be readily absorbed through the skin. The type and severity of symptoms va...more »
    544. Chemical poisoning -- Chlorfenvinphos
     Chlorfenvinphos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    545. Chemical poisoning -- Chlorinated naphthalene
     Chlorinated naphthalene is a chemical used in a wide range of applications: plasticizers, rubber industries, manufacture of electrical equipment and the petroleum industry. Ingestion and other exposures to the chemical can cause various symptoms. The type...more »
    546. Chemical poisoning -- Chlorobenzene
     Chlorobenzene is a chemical used mainly as a solvent and in the production of various other chemicals. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    547. Chemical poisoning -- Chlorobenzylidene Malononitrile
     Chlorobenzylidene Malononitrile is a chemical used mainly in tear gas. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ex...more »
    548. Chemical poisoning -- Chloromethane
     Chloromethane is a chemical used mainly in the production of silicones as well as agricultural chemicals, butyl rubber and other products. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through t...more »
    549. Chemical poisoning -- Chlorpyrifos
     Chlorpyrifos is a chemical used mainly in as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be absorbed readily through the skin. The type and severity of symptoms varies depending on the amount ...more »
    550. Chemical poisoning -- Coumaphos
     Coumaphos is used as a pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be absorbed readily through the skin. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    551. Chemical poisoning -- Cyclohexanol
     Cyclohexanol is a chemical used mainly as an industrial solvent and used in the manufacture of products such as plastic, nylon, soap, varnish, paint, lacquer, degreasers, detergent and insecticides. Ingestion and other exposures to the chemical can cause ...more »
    552. Chemical poisoning -- Cyclohexanone
     Cyclohexanone is a chemical used mainly as an industrial solvent, in processes involving oxidative reactions and in the manufacture of certain resins, nylons, insecticides, herbicides, paints, varnish, polishes, degreasers and pharmaceuticals. Ingestion a...more »
    553. Chemical poisoning -- Demeton-S-methyl
     Demeton-S-methyl is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on...more »
    554. Chemical poisoning -- Diazinon
     Diazinon is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    555. Chemical poisoning -- Dibenzoyl Peroxide
     Dibenzoyl Peroxide is a chemical used mainly in as a topical treatment for skin conditions such as ulcers and acne. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount ...more »
    556. Chemical poisoning -- Dichlorvos
     Dichlorvos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    557. Chemical poisoning -- Dicrotophos
     Dicrotophos is a toxic insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    558. Chemical poisoning -- Diethylene Glycol Monobutyl Ether
     Diethylene Glycol Monobutyl Ether is a chemical used in a variety of applications: cleaning agents, solvent, manufacture of dyes, rubber, soap and printing products . Ingestion and other exposures to the chemical can cause various symptoms. The type and s...more »
    559. Chemical poisoning -- Dinitrocresol
     Dinitrocresol is a chemical used mainly as a herbicide and fungicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    560. Chemical poisoning -- Dioxathion
     Dioxathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    561. Chemical poisoning -- Disulfoton
     Disulfoton is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    562. Chemical poisoning -- Endosulfan
     Endosulfan is a chemical used mainly as a crop pesticide and wood preservative. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be readily absorbed through the skin. The type and severity of symptoms varies depen...more »
    563. Chemical poisoning -- Epichlorohydrin
     Epichlorohydrin is a chemical used for a variety of applications - epoxy production, insecticides, solvent and agricultural chemical. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through the sk...more »
    564. Chemical poisoning -- Ether
     Ether is a chemical used mainly as an anesthetic and industrial solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ...more »
    565. Chemical poisoning -- Ethion
     Ethion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    566. Chemical poisoning -- Ethylamine
     Ethylamine is a chemical used mainly in the manufacture of dyes, rayon, rocket propellant, as a fuel additive and in leather-tanning and cellulose treatment. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity o...more »
    567. Chemical poisoning -- Ethylene Dichloride
     Ethylene Dichloride is a chemical used mainly in fat solvents and as a fumigant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature...more »
    568. Chemical poisoning -- Ethylene Glycol
     Ethylene Glycol is a chemical used mainly in antifreeze, coolants and as a solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    569. Chemical poisoning -- Ethylene Glycol Dinitrate
     Ethylene Glycol Dinitrate is a chemical used mainly in the manufacture of commercial dynamite and blasting gelatin. The chemical may be absorbed readily through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type a...more »
    570. Chemical poisoning -- Ethylene Oxide
     Ethylene oxide is a chemical used mainly in detergents, plasticizers, fumigants, inks, cosmetics and brake fluid. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of...more »
    571. Chemical poisoning -- Ethyleneamine
     Ethyleneamine is a chemical which is widely used in the manufacture of products such as adhesive, paper, textiles, fuels, lubricants, varnishes, lacquers, coating resins, cosmetics, photographic chemicals and agricultural chemicals. Ingestion and other ex...more »
    572. Chemical poisoning -- Ethylenediamine
     Ethylenediamine is a chemical used mainly as a solvent in the manufacturing process for the production of things such as fungicides, waxes, gasoline additives and pharmaceuticals. Ingestion and other exposures to the chemical can cause various symptoms. T...more »
    573. Chemical poisoning -- Fensulfothion
     Fensulfothion is a chemical pesticide used as an insecticide and nematicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on t...more »
    574. Chemical poisoning -- Fenthion
     Fenthion is a chemical pesticide used as an insecticide and avicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    575. Chemical poisoning -- Formaldehyde
     Formaldehyde is a chemical used mainly in blues, lacquers, fireproofing, electrical insulation, leather tanning products and embalming. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depe...more »
    576. Chemical poisoning -- Furfural
     Furfural is a chemical used mainly as an industrial solvent and in the manufacture of fuels, foods and ant poisons. The chemical is readily absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and s...more »
    577. Chemical poisoning -- Glaze
     Glazes are used to put a shiny finish on various surfaces such as pottery. Glazes contain chemicals such as lead and zinc oxide which can cause serious symptoms if sufficient quantities are eaten. The chemicals cause damage to the gastrointestinal lining ...more »
    578. Chemical poisoning -- Hexachlorobenzene
     Hexachlorobenzene is a chemical used mainly in seed treatments. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ch...more »
    579. Chemical poisoning -- Hexachlorobutadiene
     Hexachlorobutadiene is a chemical used mainly in fumigants and as a solvent in the manufacture of products such as lubricants and rubber. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various sympto...more »
    580. Chemical poisoning -- Hexachlorocyclopentadiene
     Hexachlorocyclopentadiene is a chemical used mainly in the production of chlorinated pesticides, flame retardants, dyes and certain resins. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symp...more »
    581. Chemical poisoning -- Hexamethylene Diisocyanate
     Hexamethylene Diisocyanate is a chemical used mainly in the production of various products: lacquer, paint, varnish, synthetic rubber, wire insulation, plastic, foams and glue. Ingestion and other exposures to the chemical can cause various symptoms. The ...more »
    582. Chemical poisoning -- Hexane
     Hexane is a chemical used mainly in the manufacture of products such as glue, paint, shoes and furniture. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemica...more »
    583. Chemical poisoning -- High Melting Explosive (HMX)
     High Melting Explosive (HMX) is a chemical used mainly in plastic explosives and rocket fuel propellant. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symp...more »
    584. Chemical poisoning -- Hydrazine
     Hydrazine is a chemical used mainly in rocket fuel, photography, laboratory chemical, corrosion inhibitor, mirror silvering and in the production of pharmaceuticals and pesticides. The chemical may be absorbed through the skin. Ingestion and other exposur...more »
    585. Chemical poisoning -- Hydrogen Chloride
     Hydrogen Chloride is a chemical used mainly in the manufacture of rubber and vinyl chloride . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved a...more »
    586. Chemical poisoning -- Hydrogen Fluoride
     Hydrogen Fluoride is a chemical used mainly in car cleaning products and in the production of integrated circuits. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severi...more »
    587. Chemical poisoning -- Isopropyl Alcohol
     Isopropyl Alcohol is a chemical used mainly as a rubbing alcohol and also in perfumes, paint thinners, disinfectants, cleaners and fuels. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies de...more »
    588. Chemical poisoning -- Jet Fuel-4
     Jet Fuel-4 is an aviation turbine fuel used by the US military. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    589. Chemical poisoning -- Kerosene
     Kerosene is a chemical used mainly in paints, pesticides, lighter fluid, illuminating fuel and heating. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical ...more »
    590. Chemical poisoning -- Lead-containing Paint
     Lead pain contains lead as well as other harmful chemicals. The lead in the pain is toxic (especially to young children) and ingesting fresh or old paint can cause serious symptoms. The type and severity of symptoms varies depending on the amount of chemi...more »
    591. Chemical poisoning -- Lewisite
     Lewisite is a very poisonous gas which has the potential to be used in chemical warfare due to its deadly effects. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount o...more »
    592. Chemical poisoning -- Limonene
     Limonene is a chemical used mainly as a solvent, in the manufacture of resins and in perfumes and aerosols. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemi...more »
    593. Chemical poisoning -- Malathion
     Malathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    594. Chemical poisoning -- Methamidophos
     Methamidophos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    595. Chemical poisoning -- Methidathion
     Methidathion is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    596. Chemical poisoning -- Methiocarb
     Methiocarb is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    597. Chemical poisoning -- Methomyl
     Methomyl is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    598. Chemical poisoning -- Methyl Bromide
     Methyl Bromide is a chemical used mainly in insecticides, fire extinguishers, wool degreasers and oil extraction. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severit...more »
    599. Chemical poisoning -- Methyl Isocyanate
     Methyl Isocyanate is a chemical used mainly in herbicides and pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the...more »
    600. Chemical poisoning -- Methyl Tert-Butyl Ether
     Methyl Tert-Butyl Ether is a chemical used mainly in automotive gasoline but is also used as a solvent and chemical reagent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    601. Chemical poisoning -- Methylene Chloride
     Methylene Chloride is a chemical used mainly in paint removers, nail polish remover, fumigants and fire extinguishers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amou...more »
    602. Chemical poisoning -- Mineral-Based Crankcase Oil
     Mineral-Based Crankcase Oil is a chemical used mainly as a fuel . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    603. Chemical poisoning -- Morpholine
     Morpholine is a chemical used in a variety of applications: rubber industry, corrosion inhibitor, pharmaceuticals, dyes, crop pesticides and as a solvent in various manufacturing processes. The chemical may be absorbed through the skin. Ingestion and othe...more »
    604. Chemical poisoning -- Mouth Wash
     Mouth wash contains various chemicals which can cause serious symptoms if sufficient quantities are swallowed. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    605. Chemical poisoning -- N,N-Dimethyl-P-Toluidine
     N,N-Dimethyl-P-Toluidine is a chemical used mainly in artificial nail solutions. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on...more »
    606. Chemical poisoning -- N-Butyl Chloride
     N-Butyl Chloride is a chemical used mainly in veterinary worming applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    607. Chemical poisoning -- N-Methyl-2-Pyrrolidone
     N-Methyl-2-Pyrrolidone is a chemical used mainly in paint strippers, wire coating processes, petroleum industry and in the microelectronics industry. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause va...more »
    608. Chemical poisoning -- Nickel Carbonyl
     Nickel Carbonyl is a chemical used mainly in petroleum and rubber production and in electroplating. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    609. Chemical poisoning -- Nitrates
     Nitrates are chemicals used mainly in explosives and ammunitions but are also an ingredient in cold packs. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemic...more »
    610. Chemical poisoning -- Nitric Acid
     Nitric Acid is a chemical used mainly as a cleaning agent for food and dairy equipment, in explosives, metal etching, in liquid fuel rockets and as a laboratory reagent. Ingestion and other exposures to the chemical can cause various symptoms. The type an...more »
    611. Chemical poisoning -- Nitrites
     Nitrite is a chemical used in many applications: manufacture of dyes, fabric manufacture, corrosive inhibitors, photography and cyanide antidote kits. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of sympt...more »
    612. Chemical poisoning -- Nitrobenzene
     Nitrobenzene is a chemical used mainly in floor polish, shoe dyes, soaps and the production of other chemicals such as cellulose ether and acetaminophen. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can caus...more »
    613. Chemical poisoning -- Nitroethane
     Nitroethane is a chemical used mainly as in industrial solvent, fuel additive, propellant, manufacture of pharmaceutical products and in artificial nail removers . Ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    614. Chemical poisoning -- Nitrofen
     Nitrofen is a used as a herbicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    615. Chemical poisoning -- Nitrogen Dioxide
     Nitrogen Dioxide is a chemical which has industrial applications but is also an air pollutant formed by burning fossil fuels such as gas, oil and coal as well as vehicle exhaust and industrial byproduct. Ingestion and other exposures to the chemical can c...more »
    616. Chemical poisoning -- Nitroglycerin
     Nitroglycerin is a chemical used mainly in the manufacture of explosives, dynamite, rocket propellant and smokeless powders. The chemical is readily absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The t...more »
    617. Chemical poisoning -- Nitromethane
     Nitromethane is a chemical used mainly in racing fuel and as an industrial and cleaning solvent. It is also used in the manufacture of various products: explosives, coatings, pesticides, coatings and pharmaceuticals. Ingestion and other exposures to the c...more »
    618. Chemical poisoning -- Nitrophenol
     Nitrophenol is a chemical used mainly in the production of dyes and pigments and also in fungicides and laboratory chemicals. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type...more »
    619. Chemical poisoning -- Nitrophenol Urea
     Nitrophenol Urea is a pesticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    620. Chemical poisoning -- Nitrotoluene
     Nitrotoluene is a chemical used mainly in industrial applications for the production of things such as agricultural chemicals, explosives, rubber chemicals, sulfur dyes and azo dyes. Ingestion and other exposures to the chemical can cause various symptoms...more »
    621. Chemical poisoning -- Palladium
     Palladium is a chemical which is very widely used in manufactured goods: jewelry, electronics, dentistry, medicine, groundwater treatment and fuel cells . Palladium carries a high risk of sensitization. Ingestion and other exposures to the chemical can ca...more »
    622. Chemical poisoning -- Paraffin wax
     Paraffin wax is a chemical used mainly in the production of candles, paraffin papers, varnishes, floor polishes, food packaging, lubricants, cosmetics, wood waterproofing, cork and perfume extraction. The fumes from burning paraffin wax can be quite harmf...more »
    623. Chemical poisoning -- Paraphenylenediamine
     Paraphenylenediamine is a chemical used mainly in photographic developing solutions, hair dye, photocopying and printing ink, black rubber, grease, temporary tattoos and car cosmetics. The chemical may be absorbed through the skin. Ingestion and other exp...more »
    624. Chemical poisoning -- Parathion
     Parathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    625. Chemical poisoning -- Pentaborane
     Pentaborane is a chemical used mainly as a fuel additive, reducing agent and rocket propellant. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms vari...more »
    626. Chemical poisoning -- Pentachlorophenol
     Pentachlorophenol is a chemical used mainly in fungicides, herbicides, insecticides, molluscicides, algicides and bactericides. It is commonly used as a wood preservative. Ingestion and other exposures to the chemical can cause various symptoms. The type ...more »
    627. Chemical poisoning -- Pepper Spray
     Pepper Spray is a chemical used mainly in riot control. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    628. Chemical poisoning -- Petroleum Distillates -- Naphtha
     Petroleum Distillates - Naphtha is a chemical used mainly in . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    629. Chemical poisoning -- Phenmedipham
     Phenmedipham is used as a herbicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    630. Chemical poisoning -- Phenol
     Phenol is a chemical used mainly in the production of fertilizer, explosives, rubber, paint, paint remover, perfumes, asbestos products, wood preservatives, resins, textiles, pharmaceuticals and drugs. Ingestion and other exposures to the chemical can cau...more »
    631. Chemical poisoning -- Phosdrin
     Phosdrin is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    632. Chemical poisoning -- Phthalthrin
     Phthalthrin is an insecticide - it is used mainly for indoor purposes. Ingestion and other exposures to the chemical can cause various symptoms. Generally, large amounts need to be involved to cause serious symptoms. The type and severity of symptoms vari...more »
    633. Chemical poisoning -- Platinum
     Platinum is a metal used mainly in jewelry, electrical contacts, dentistry, laboratory equipment and vehicle emission control devices. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depen...more »
    634. Chemical poisoning -- Polychlorinated Dibenzofurans
     Polychlorinated Dibenzofurans are a group of chemicals that are usually formed as a byproduct of various industrial processes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    635. Chemical poisoning -- Potassium Permanganate
     Potassium Permanganate is a chemical used in various applications: topical antibacterial, photography, laboratory chemical, wood dye, water purification and bleaching processes. Ingestion and other exposures to the chemical can cause various symptoms. The...more »
    636. Chemical poisoning -- Profenofos
     Profenofos is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    637. Chemical poisoning -- Propane
     Propane is a chemical used mainly in fuels and as a solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    638. Chemical poisoning -- Propylene Glycol Dinitrate
     Propylene Glycol Dinitrate is a chemical used mainly as a propellant or occasionally in explosives. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    639. Chemical poisoning -- Pyrethrin
     Pyrethrin is used mainly as an indoor insecticide. Pyrethrin is considered to have a relatively low level of toxicity with large amounts usually required to produce toxicity symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    640. Chemical poisoning -- Pyridine
     Pyridine is a chemical used mainly in the production of herbicides, pesticides, antihistamine steroids, sulfa antibiotics, water repellents, dyes, paints and rubber. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemi...more »
    641. Chemical poisoning -- Rhodium
     Rhodium is metallic element used mainly in platinum and palladium alloys and vehicle catalytic converters. It is also used in jewelry, high quality pens, and as a catalyst in various industrial processes. Ingestion and other exposures to the chemical can ...more »
    642. Chemical poisoning -- Selenium
     Selenium is a chemical element used mainly as an industrial catalyst, in glass and ceramic manufacturing, as an animal feed additive, in photography and in the electronics industry. Ingestion and other exposures to the chemical can cause various symptoms....more »
    643. Chemical poisoning -- Selenium Dioxide
     Selenium Dioxide is a chemical used mainly in gun bluing solutions. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    644. Chemical poisoning -- Silver
     Silver is a chemical used mainly in electric products and photography. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ex...more »
    645. Chemical poisoning -- Sodium Azide
     Sodium Azide is a chemical used mainly in nematocides, herbicides, explosives detonators and in vehicle air bags. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severit...more »
    646. Chemical poisoning -- Sodium Hypochlorite
     Sodium Hypochlorite is a chemical used mainly in disinfectants, bleach, deodorizers and as a water purifier. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    647. Chemical poisoning -- Sodium Oleate
     Sodium Oleate is a chemical used mainly in insecticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    648. Chemical poisoning -- Strychnine
     Strychnine is used as a rodenticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    649. Chemical poisoning -- Sulfur Dioxide
     Sulfur Dioxide is a chemical used mainly as a disinfectant, food preservative, fumigant, antioxidant and in the manufacture of some cements. It is also found as an air pollutant associated with smelters. Ingestion and other exposures to the chemical can c...more »
    650. Chemical poisoning -- Sulfur Trioxide
     Sulfur Trioxide is a chemical used mainly in the production of sulfuric acid and explosives. Sulfur trioxide is also a significant air pollutant which can mix with moisture in the air to produce "acid rain". Ingestion and other exposures to the chemical c...more »
    651. Chemical poisoning -- Terbufos
     Terbufos is a chemical pesticide used as an insecticide and nematicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    652. Chemical poisoning -- Tetrachloroethane
     Tetrachloroethane is a chemical used mainly as a dry cleaning solvent but is also used as a degreaser and in paint strippers and spot removers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms var...more »
    653. Chemical poisoning -- Tetrachloroethylene
     Tetrachloroethylene is a chemical used mainly as a fabric dry cleaner, degreaser, worming treatment for animals and in the manufacture of freons. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms v...more »
    654. Chemical poisoning -- Tetraethyl Pyrophosphate
     Tetraethyl Pyrophosphate is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    655. Chemical poisoning -- Tetrahydrofuran
     Tetrahydrofuran is a chemical used mainly as a plastic solvent and in the processing of varnish, ink, paint and glue. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    656. Chemical poisoning -- Tetramethrin
     Tetramethrin is an insecticide - it is used mainly for indoor purposes. Ingestion and other exposures to the chemical can cause various symptoms. Generally, large amounts need to be involved to cause serious symptoms. The type and severity of symptoms var...more »
    657. Chemical poisoning -- Tetramethylammonium Hydroxide
     Tetramethylammonium Hydroxide is a chemical used mainly in the production of a variety of electronic components. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ...more »
    658. Chemical poisoning -- Tetryl
     Tetryl is a chemical used mainly as a military explosive. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    659. Chemical poisoning -- Thioglycolic Acid
     Thioglycolic Acid is a chemical used mainly in leather processing and in the production of hair straightening solutions, hair removal products, polyvinyl chloride, pharmaceuticals, agrochemicals and in metal detection reactions. Ingestion and other exposu...more »
    660. Chemical poisoning -- Thiram
     Thiram is a chemical used mainly in the rubber industry, latex manufacture and as a pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved ...more »
    661. Chemical poisoning -- Thorium
     Thorium is an element used mainly as a nuclear power source and in magnesium alloys, electronic tubes, light filaments and electrodes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depen...more »
    662. Chemical poisoning -- Titanium
     Titanium is an element used mainly in alloys. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    663. Chemical poisoning -- Trichloroethane
     Trichloroethane is a chemical used mainly as an industrial solvent but also in inks and lubricants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    664. Chemical poisoning -- Trichloroethylene
     Trichloroethylene is a chemical used mainly as an industrial solvent and in adhesives, lacquer, fire retardants and house cleaning solvents. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies...more »
    665. Chemical poisoning -- Triethanolamine
     Triethanolamine is a widely used chemical. It is involved in the production of cosmetics, toilet products, waxes, resins, paraffins, dyes, polishes and herbicides. Ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    666. Chemical poisoning -- Vanadium
     Vanadium is an element used mainly in steel alloys but is also used in glass coatings, electric fuel cells and other applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending...more »
    667. Chemical poisoning -- Vinyl Acetate
     Vinyl Acetate is a chemical used in the manufacturing process of a wide range of products such as adhesives, paints, textiles, wood glue and vehicle glass . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of...more »
    668. Chemical poisoning -- Xylene
     Xylene is a chemical used mainly in pesticides and in the manufacture of glue, paint, paper, rubber, pharmaceuticals and polymers. It is also used as a solvent and clarifier for microscopic tissue examinations in laboratories. Ingestion and other exposure...more »
    669. Chemical poisoning -- acetic acid
     Acetic acid is a chemical used for medicinal purposes such as superficial ear infections, jellyfish stings and bladder irrigation. Acetic acid is a also a component of vinegar which is used as a cooking ingredient. The type and severity of symptoms varies...more »
    670. Chemical poisoning -- m-Anisidine
     o-Anisidine is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    671. Chemical poisoning -- o-Anisidine
     o-Anisidine is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    672. Chemical poisoning -- p-Anisidine
     p-Anisidine is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    673. Chemical-related eczema
     Chemical-related eczema is a form of eczema that results from exposure to a chemical. Eczema is a type of skin inflammation or irritation that manifests as a skin rash. The amount of skin involved may vary considerable from a single small patch to widespr...more »
    674. Cherry laurel seed poisoning
     Wild cherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental i...more »
    675. Cherry seed poisoning
     Cherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually only occurs if the seeds are crushed and eaten. Accidental i...more »
    676. Chicken allergy
     A chicken allergy is an adverse reaction by the body's immune system to chickens. The allergy is usually associated with the skin, feathers or excrement from the chicken. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine...more »
    677. Chickenpox
     Common viral infection....more »
    678. Chickenpox -- Teratogenic Agent
     There is strong evidence to indicate that the development of Chickenpox during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the sta...more »
    679. Chilblain
     Skin inflammation usually in cold weather...more »
    680. Child abuse
     Physical, sexual, emotional abuse or neglect of child....more »
    681. Chirodropidae poisoning
     Chirodropidae are jellyfish-like marine organisms found mainly in the Indian and Pacific Oceans. They can deliver a painful sting which can be life-threatening in some cases. The box jellyfish, Irukundji jellyfish and some sea wasps are all members of thi...more »
    682. Chloramphenicol-induced Sideroblastic anemia
     Chloramphenicol-induced sideroblastic anemia is a blood disorder caused by taking a drug called chloramphenicol. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red bloo...more »
    683. Chokecherry seed poisoning
     Chokecherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental i...more »
    684. Cholangitis
     bile duct inflammation (cholangitis)...more »
    685. Cholecystitis
     Inflammation of the gallbladder which concentrates and stores bile. The condition may occur suddenly (acute) or persist over a longer period of time (chronic)....more »
    686. Cholera
     An acute bacterial disease transmitted through food or water contaminated with human faeces. The intestinal infection is caused by the bacterium Vibrio cholerae....more »
    687. Cholestasis -- pigmentary retinopathy -- cleft palate
     A rare syndrome characterized by degeneration of retinal pigments, cleft lip, cleft palate, kidney problems and cholestasis (bile flow obstruction)....more »
    688. Cholestasis disease of pregnancy
     A liver condition that can occur usually in the last stage of pregnancy. The flow of bile in the gallbladder or liver is impaired by the high levels of pregnancy hormones. The bile acids build up in the organs and then enter the bloodstream. The main symp...more »
    689. Cholestasis, Intrahepatic
     A liver disorder where the bile is unable to flow properly through the liver. The severity of the condition is variable depending on the cause of the condition....more »
    690. Cholestasis, intrahepatic of pregnancy
     A rare liver disorder (impaired flow of bile) that occurs during third trimester of pregnancy with symptoms usually disappearing after delivery....more »
    691. Cholestasis, progressive familial intrahepatic 1
     A rare inherited condition where bile is unable to drain from the liver where it builds up and causes progressive liver damage....more »
    692. Cholestasis, progressive familial intrahepatic 3
     A rare inherited condition where bile is unable to drain from the liver where it builds up and causes progressive liver damage. The condition has an early onset and usually leads to end-stage liver disease by the end of the second decade. The various type...more »
    693. Cholesterol pneumonia
     Lung inflammation caused by cholesterol....more »
    694. Chondrodysplasia punctata
     A group of inherited disorder affecting the skeleton, skin, eyes and mental function. The disorders are characterized mainly by stippled epiphyses (abnormal calcification near joints) during infancy. The various forms of the disorders have varying severit...more »
    695. Chondrodysplasia punctata, non rhizomelic type
     A group of inherited disorder affecting the skeleton, skin, eyes and mental function. The disorders are characterized mainly by stippled epiphyses (abnormal calcification near joints) during infancy. The non-rhizomelic forms tend to be milder, with minima...more »
    696. Chondrodystrophia calcificans congenita
     A rare genetic disorder characterized by growth deficiency, short limbs, large skin pores, sparse hair and other abnormalities....more »
    697. Chondrodystrophia punctata, autosomal dominant
     A rare genetic disorder characterized by growth deficiency, short limbs, large skin pores, sparse hair and other abnormalities....more »
    698. Chorea
     Any disorder causing involuntary movement or spasms....more »
    699. Chrome contact allergy
     Chrome contact allergy usually refers to an allergic response to chromium salts which are found in a wide range of products such as leather, paint and cement. Sensitization usually occurs in a workplace settings....more »
    700. Chromosome 10, trisomy 10p
     A rare chromosomal disorder where there are three copies of the short arm (p) of chromosome 10 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material duplicate...more »
    701. Chromosome 10, trisomy 10pter p13
     A rare chromosomal disorder where duplication of a portion of chromosome 10 causes various abnormalities such as a wasted build, gut and heart placement abnormalities and lack of reflexes....more »
    702. Chromosome 10p duplication syndrome
     A rare chromosomal disorder where there are three copies of the short arm (p) of chromosome 10 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material duplicate...more »
    703. Chromosome 11, deletion 11p
     A syndrome that is caused by the deletion of short arm (p) of chromosome 11. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted....more »
    704. Chromosome 14 trisomy
     A rare chromosomal disorder involving duplication of genetic material from chromosome 14 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is duplicated....more »
    705. Chromosome 14 trisomy syndrome
     A rare chromosomal disorder involving duplication of genetic material from chromosome 14 resulting in various abnormalities....more »
    706. Chromosome 14q deletion syndrome
     A rare chromosomal disorder involving deletion of genetic material from the long arm (q) of chromosome 14 resulting in various abnormalities....more »
    707. Chromosome 19q13.11 Deletion syndrome
     A rare genetic syndrome involving features such as poor fetal growth, reduced fetal activity, developmental problems and various other physical symptoms....more »
    708. Chromosome 1q deletion
     A rare chromosomal disorder where part of the long arm (q) of chromosome 1 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    709. Chromosome 1q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 1 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    710. Chromosome 2, monosomy 2pter p24
     A very rare chromosomal disorder where a portion of chromosome 2 is deleted resulting in a range of birth defects and abnormalities....more »
    711. Chromosome 2, monosomy 2q37
     A very rare chromosomal disorder where a part of the long arm of chromosome 2 is missing which results in various birth defects and abnormalities. The features of the disorder are determined by the exact size and location of the deletion....more »
    712. Chromosome 22, trisomy
     A very rare disorder where there is an extra copy of chromosome 22 in all the body cells. The condition is usually fatal soon after birth or during the fetal stage....more »
    713. Chromosome 22q11 Deletion Spectrum
     A rare chromosomal disorder where a small piece of genetic material is missing from chromosome 22 at the q11 location....more »
    714. Chromosome 6, monosomy 6q
     A rare chromosomal disorder where a part of the long arm (q) of chromosome 6 is deleted resulting in various abnormalities depending on the location and length of missing genetic material....more »
    715. Chromosome 6p deletion syndrome
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 6 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    716. Chromosome 6q deletion syndrome
     A rare chromosomal disorder where a part of the long arm (q) of chromosome 6 is deleted resulting in various abnormalities depending on the location and length of missing genetic material....more »
    717. Chromosome 7 ring syndrome
     A rare chromosomal disorder where the ends of chromosome 7 have been deleted and the two broken ends have rejoined to form a ring shape resulting in a range of symptoms determined by the size of the genetic deletion....more »
    718. Chromosome 7, monosomy 7q21
     A rare chromosomal disorder characterized by mental retardation, short stature, facial anomalies and muscle and distal limb abnormalities....more »
    719. Chromosome 9q deletion syndrome
     A rare chromosomal disorder where the long arm (q) of chromosome 9 is deleted resulting in variable symptoms....more »
    720. Chromosome Xp11.23-p11.22 Duplication syndrome
     A rare syndrome characterized by the association of a large head, lack of hair, scoliosis and a skin anomaly. The reported patients tend to involve parents who were related....more »
    721. Chronic Bronchitis
     Chronic bronchitis is a chronic inflammation of the bronchi (medium-size airways) in the lungs....more »
    722. Chronic Fatigue Syndrome
     Severe chronic fatigue disorder often following infection....more »
    723. Chronic Granulomatous Disease
     A very rare inherited blood disorder where certain cells involved with immunity (phagocytes) are unable to destroy bacteria and hence the patient suffers repeated bacterial infections....more »
    724. Chronic Hepatitis
     Chronic hepatitis is defined as inflammatory disease of the liver lasting for more than six months....more »
    725. Chronic Hepatitis C
     Chronic form of Hepatitis C viral liver infection....more »
    726. Chronic Kidney Disease
     Long-term and generally irreversible disease of the kidneys due to infection, obstruction, congenital diseases or generalised diseases causing failure of the kidneys' normal functions....more »
    727. Chronic Myeloproliferative Disorders
     A group of blood cancers where excessive numbers of blood cells are made by overactive or cancerous bone marrow. The number of excess blood cells tends to grow slowly. Examples of such disorders includes chronic myelogenous leukemia, polycythemia vera and...more »
    728. Chronic Neutrophilic Leukemia
     A rare form of leukemia characterized by excessive levels of mature neutrophils....more »
    729. Chronic Pesticide poisoning -- xylene
     Xylene is an ingredient used in certain insecticides. Exposure to the chemical can cause a range of symptoms depending on the level and route of exposure. Exposure can occur through inhalation, ingestion, the skin or eyes. Acute exposure involves a exposu...more »
    730. Chronic adult T-Cell leukemia
     A form of blood cancer affecting the T-cells which make up the body's immune system. The disease is caused by the HTLV-1 virus (human T-cell leukemia virus) which causes the proliferation of abnormal T-cells. The virus can be transmitted sexually and may ...more »
    731. Chronic anemia
     Chronic anemia refers to a low blood cell count that has occurred over a longer period of time rather than suddenly. It is associated with chronic disease processes e.g. kidney disease....more »
    732. Chronic berylliosis
     A condition that results from long term exposure to beryllium in the form of dust or fumes. The lungs, skin eyes or blood may be affected....more »
    733. Chronic interstitial nephritis
    734. Chronic kidney failure
     Gradual failure of the kidneys over a period of time...more »
    735. Chronic leukemia
     Leukemia in which the cell line is well differentiated, usually B lymphocytes....more »
    736. Chronic liver disease
     Any form of chronic liver disease...more »
    737. Chronic lower respiratory diseases
     General term for various chronic respiratory diseases including COPD, emphysema and chronic bronchitis...more »
    738. Chronic myelogenous leukemia
     A slow-growing cancer of the white blood cells where the bone marrow makes too many white blood cells which eventually invade various parts of the body....more »
    739. Chronic myelomonocytic leukemia
     A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of certain blood cells - myelocytes and monocytes. The proliferation is slower than in acute forms of the disease....more »
    740. Chronic necrotizing vasculitis
     Inflammation and destruction of blood vessel walls which leads to death of associated tissue. Symptoms are determined by the extent and location of the blood vessel inflammation. The inflammation possibly has autoimmune origins. It can occur in condition ...more »
    741. Chronic orthostatic hypotension
     An excessive drop in blood pressure when the patient stands up causing light-headedness or dizziness....more »
    742. Chronic pneumonitis of infancy
     A rare form of interstitial lung disease that occurs in infants. Death is common even if treatment is delivered....more »
    743. Chronic pyelonephritis
     Chronic pyelonephritis is persistent kidney inflammation that can scar the kidneys and may lead to chronic renal failure....more »
    744. Chronic renal insufficiency
     Chronic lack of function of the renal system. Kidneys....more »
    745. Chronic respiratory conditions
     Chronic disorders of the respiratory (breathing) systems, such as COPD, emphysema, and others....more »
    746. Chronic vitamin A toxicity
     Chronic excessive ingestion of vitamin A can cause symptoms....more »
    747. Chrysanthemum poisoning
     Contact with Chrysanthemum plants can cause a variety of skin symptoms in susceptible people. Repeated exposure increases the risk of developing symptoms....more »
    748. Churee poisoning
     The Churee plant is a succulent, cactus-like, spiny plant which also bears relatively large leaves. The sap of the plant contains a chemical (diterpene ester) which can cause skin and eye irritation on exposure or gastrointestinal symptoms if eaten. The p...more »
    749. Ciguatera poisoning
     Rare toxic food poisoning from eating contaminated fish...more »
    750. Ciliary dyskinesia-bronchiectasis
     A very rare disorder where the cilia fail to move. The cilia are tiny, hair-like structures found in the respiratory and ear passages and help to clear debris and mucus. The lack of ciliary movement can cause a lung disease called bronchiectasis where a b...more »
    751. Circulatory disorder
     Disease affecting circulation of blood...more »
    752. Circulatory system conditions
     Medical conditions affecting the heart and the circulatory system....more »
    753. Cirrhosis of liver
     Chronic liver disease wherein normal liver parenchyma is replaced by fibrous tissue....more »
    754. Cirrhosis of the liver
     Scarring of the liver from alcohol or other causes....more »
    755. Clark nevus
     A term used for atypical moles. These types of moles have a high likelihood of becoming cancerous....more »
    756. Classic childhood ALD
     Classic severe form of ALD in boys....more »
    757. Classical Hodgkin disease
     Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
    758. Classical Potter syndrome
     A term that describes the physical appearance that occurs when kidney disease results in a reduced volume of amniotic fluid. In the classical type, both kidneys are absent....more »
    759. Clayton-Smith Donnai syndrome
     A very rare syndrome characterized by scaly skin and facial and finger anomalies....more »
    760. Cleft lip palate pituitary deficiency
     A very rare disorder characterized by a cleft lip and palate as well as deficient pituitary gland activity which affects hormone levels. The clefts and the pituitary abnormality are considered to be midline defects....more »
    761. Cleft upper lip, median -- cutaneous polyps
     A rare birth disorder characterized mainly by a cleft in the upper lip, central nervous system tumors and skin polyps....more »
    762. Clematis poisoning
     A flowering vine often used as an ornament house or garden plant. The plant contains a chemical (anemonin) which can cause severe mouth pain if eaten. Skin contact with the plant can also cause skin irritation....more »
    763. Clouston syndrome
     A rare genetic ectodermal disorder characterized by skin, hair, nail and eye abnormalities....more »
    764. Coal worker's pneumoconiosis
     A lung disease caused by breathing in coal dust. The condition is generally associated with employees in the coal industry. Symptoms usually resolve when exposure to coal dust stops....more »
    765. Coastal leucothoe poisoning
     The coastal leucothoe is an evergreen shrub which bears small clusters of bell-shaped, white flowers in the apex of the leaves. It also bears small capsulated fruit. The leaves and flower nectar contain a chemical called andromedotoxin which is very toxic...more »
    766. Cobalamin malabsorption, selective, with proteinuria
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    767. Cobalt allergy
     Cobalt chloride allergy usually refers to an allergic response to cobalt which is found in things such as belt buckles, buttons, zips and wet cement. Symptoms usually occur when the article comes into contact with the skin and hence usually results in ski...more »
    768. Cocaine-induced hypertension
     Cocaine-induced hypertension is high blood pressure caused by use of cocaine. Patients with an existing history of hypertension may suffer further blood pressure increases while taking cocaine and this can be serious. Severity of symptoms varies amongst p...more »
    769. Cockayne syndrome
     A rare genetic disorder characterized by a senile-like appearance, hearing and vision impairment and sun sensitive skin....more »
    770. Cocky Apple stinging caterpillar poisoning
     Contact with the poisonous hairs or spines of the Cocky Apple stinging caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    771. Codeine overdose
     Codeine is a prescription drug mainly used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    772. Cold & Flu
    773. Cold Autoimmune Hemolytic Anemia
     Cold autoimmune hemolytic anemia is a condition where the body's immune system triggers the production of antibodies against the body's own red blood cells. The red cells are destroyed at an abnormally rapid rate which leads to anemia. Cold haemolytic ane...more »
    774. Cold contact urticaria
     A chronic condition where the skin develops hives and becomes very red and itchy after exposure to cold....more »
    775. Cold skin
    776. Cold sores
     Skin cores on the skin, face, or lips....more »
    777. Collagenous celiac disease
     Collagenous celiac disease is used to describe progressive celiac disease characterized by the presence of a layer of collagen (scarring) in the intestinal layers. This form of celiac disease usually fails to respond to treatments such as gluten-free diet...more »
    778. Comel-Netherton Syndrome
     A rare inherited condition characterized by abnormally formed hair shafts and a skin condition involving scaling and redness of the skin. Patients are also predisposed to developing allergic conditions such as asthma and eczema and food allergies. The sev...more »
    779. Comly syndrome
     High blood levels of methemoglobin due to drinking water from wells which have a high nitrate concentration. It is most often seen in babies who have their formula made up using well water. The disorder may also occur in infants who are fed high nitrat fo...more »
    780. Common Woolly Bear moth caterpillar poisoning
     Contact with the poisonous hairs or spines of the Common Woolly Bear moth caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    781. Compartment Syndrome
     Excessive bleeding or swelling following surgery or injury can result in increased pressure within a section of the arms, legs or buttocks. The increased pressure affects blood flow and can result in tissue death necessitating amputation, nerve damage or ...more »
    782. Complement component deficiency
     Complement components are a part of the immune defense system involved in destroying and removing invading pathogens such as bacteria. A deficiency of the complement components can affect the ability of the body's immune system to function properly. The d...more »
    783. Complement receptor deficiency
     Complement receptors are a part of the immune defense system and they initiate the process of destroying and removing invading pathogens. A deficiency of complement receptors thus affects the immune system. It may be inherited or be associated with autoim...more »
    784. Complete atrioventricular canal
     A rare form of congenital heart disease where the there is a hole in the heart wall that separates the upper heart chambers, a hole the heart wall that separates the lower heart chambers and heart valve abnormalities (tricuspid and mitral valves). This re...more »
    785. Compulsive face picking
     A form of obsessive compulsive disorder where a person compulsively picks at the skin on their own face. Sufferers can feel the pain they inflict on themselves but the feelings of gratification and stress relief prevent them from stopping. The severity an...more »
    786. Condoms and diaphragms induced allergies
     Condoms and diaphragms induced allergies are an adverse reaction by the body's immune system to the latex in condoms and diaphragms....more »
    787. Condyloma
     A type of wart transmitted through direct sexual contact and is caused by the human papilloma virus....more »
    788. Cone shell poisoning
     A number of species of cone shells are capable of envenomating humans. The toxin is a neurotoxin and thus primarily affects the nervous system. Cone shells are found mainly in shallow waters of the Indian and Pacific oceans. The toxicity varies amongst sp...more »
    789. Congenital Hemidysplasia with Ichthyosiform erythroderma and Limbs Defects
     A rare genetic disorder characterized by unilateral hypomelia, underdeveloped skin and heart defects....more »
    790. Congenital Lipomatous Overgrowth, Vascular Malformations and Epidermal Nevi
     A rare syndrome characterized by overgrowth of fatty tissue, blood vessel malformations and skin birth marks. The condition is a progressive one and there have been less than 20 reported cases....more »
    791. Congenital Lipomatous Overgrowth, Vascular Malformations, Epidermal Nevi, and Skeletal/Spinal abnormalities
     A rare syndrome characterized by overgrowth of fatty tissue, blood vessel malformations, birth marks and skeletal and spinal abnormalities. The condition is a progressive one and there have been less than 20 reported cases....more »
    792. Congenital Vitamin B12 Malabsorption
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    793. Congenital adrenal hyperplasia -- non-classical form
     A late onset form of congenital adrenal hyperplasia where insufficient adrenal corticosteroids are produced by the body due to the deficiency of a particular chemical. The severity of symptoms varies from person to person and onset may occur as early as c...more »
    794. Congenital adrenal hyperplasia -- simple virilizing form in males
     A group of disorder that occur when a deficiency of 21-hydroxylase impairs the normal process of making adrenal corticosteroids. The simple virilizing form involves a moderate deficiency of 21-hydroxylase and differs in its effects on males and females....more »
    795. Congenital adrenal hyperplasia -- sodium-wasting form
     A group of disorder that occur when a deficiency of 21-hydroxylase impairs the normal process of making adrenal corticosteroids - a severe deficiency of 21-hydroxylase causing salt-wasting which is potentially fatal....more »
    796. Congenital amegakaryocytic thrombocytopenia
     A rare birth disorder involving a deficiency of blood platelets required for normal blood clotting....more »
    797. Congenital aplastic anemia
     A genetic disorder where the bone marrow does not produce enough blood cells. Fanconi's anemia is an example of congenital aplastic anemia....more »
    798. Congenital arteriovenous shunt
     A rare birth defect involving the abnormal passage of blood between arteries and veins. The range and severity of symptoms is determined by the number, size and location of the arteries and veins involved....more »
    799. Congenital cardiovascular malformations
     The abnormal development of heart blood vessels. Specific examples of this condition includes hypoplastic left heart syndrome, coarctation and tricuspid atresia....more »
    800. Congenital diaphragmatic hernia
     A rare condition where an infant is born with an opening in the diaphragm which allows some of the abdominal organs to move into the chest cavity and cause problems....more »
    801. Congenital disorder of glycosylation type 1F
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type IF is caused by a defect on chromosome 17p13.1-p...more »
    802. Congenital heart defects
     Heart defects that a baby is born with....more »
    803. Congenital heart septum defect
     A heart defect involving the septum which is present at birth. The defect is a hole in the wall of the heart that separates the right and left chambers and allows blood to flow through the hole. An atrial septal defect is a hole between the two upper hear...more »
    804. Congenital herpes simplex
     An infant born with a herpes simplex infection transmitted through the mother. The infection may be localized or involve various internal organs and even the central nervous system in which case death can occur....more »
    805. Congenital hypotrichosis milia
     A rare inherited disorder characterized by reduced hair from birth and the development of numerous milia which tend to disappear by adolescence. The milia occur on the face, chest, armpits and genital area....more »
    806. Congenital ichthyosis, microcephalus, quadriplegia
     A rare birth disorder characterized by scaly skin, small head and paralysis of legs and arms....more »
    807. Congenital mitral malformation
     Malformations of the mitral valve that are present at birth. The mitral valve allows blood to flow between the two chambers on the left side of the heart. Types of mitral malformation are atresia (absent mitral valve), stenosis (narrowed mitral valve) and...more »
    808. Congenital nonhemolytic jaundice
     A rare disorder where the liver is unable to remove bilirubin from the body which results in jaundice. Chronically high bilirubin levels can lead to neurological toxicity which manifests as progressive neurological symptoms....more »
    809. Congenital short bowel
     A rare birth defect where the bowel is abnormally short. A short bowel can impair the body's ability to absorb enough nutrients and hence result in malabsorption....more »
    810. Congenital spherocytic anemia
     Congenital Spherocytic anemia is an inherited blood disorder characterized by red blood cells that are shaped like a sphere (spherocytes) rather than the normal doughnut shape. These abnormal cells are broken down prematurely resulting in a shortage of re...more »
    811. Congenital spherocytic hemolytic anemia
     A blood disorder present at birth where the membranes of red blood cells are defective which results in them being spherical rather than doughnut-shaped. These abnormally shaped red blood cells are broken down prematurely by the body which results in anem...more »
    812. Congenital syphilis
     Syphilis inherited from mother during pregnancy....more »
    813. Congenital tracheal stenosis
     A rare birth defect where a portion of the trachea is narrowed due to the cartilage rings that make up the trachea forming a complete or almost complete ring....more »
    814. Congenital vaccinia
     Congenital vaccinia is where the fetus becomes infected with vaccinia. This can occur when vaccination is administered during pregnancy - vaccination during the third trimester appears to be the most likely to result in fetal infection. The newborn is bor...more »
    815. Conn Syndrome-induced hypertension
     Conn Syndrome-induced hypertension is high blood pressure associated with Conn Syndrome. It results from excessive production of a hormone called aldosterone by the adrenal glands. The high blood pressure often responds poorly to the usual medications. De...more »
    816. Connective tissue disorders
     Any condition affecting connective tissues....more »
    817. Connective tissue dysplasia, Spellacy type
     A very rare syndrome caused by an inherited collagen disorder and characterized by skin abnormalities, skeletal and eye anomalies and joint problems....more »
    818. Conotruncal heart malformations
     A rare group of heart defect involving the outflow tracts. Examples include truncus arteriosus, transposition of great arteries and tetralogy of Fallot. Obviously the symptoms will be determined by which specific defect is involved....more »
    819. Conradi-Huenermann Syndrome
     A rare genetic disorder characterized by growth deficiency, short limbs, large skin pores, sparse hair and other abnormalities....more »
    820. Contact dermatitis
     Skin reaction to an irritant...more »
    821. Contagious Ecthyma
     A viral skin infection that occurs mainly in sheep and goats but can be transmitted to humans through contact. The virus causes painful skin nodules that occur mainly on the hand....more »
    822. Contractures hyperkeratosis lethal
     A rare fatal congenital syndrome where numerous abnormalities arise from reduced fetal movement due to excessively tight skin....more »
    823. Convulsions
     Involuntary spasms especially those affecting the full body...more »
    824. Convulsions, benign familial infantile, 3
     An inherited form of seizures that occurs in infancy and early childhood. Symptoms only occur during the seizures. The seizures tend to occur in clusters. Type 3 is linked to a genetic defect on chromosome 2q23-q24.3....more »
    825. Convulsions, benign familial infantile, 4
     An inherited form of seizures that occurs in infancy and early childhood. Symptoms only occur during the seizures. The seizures tend to occur in clusters. Type 4 is linked to a genetic defect on chromosome 1p36.12-p35.1....more »
    826. Cooley syndrome
     An inherited blood disorder involving abnormal production of red blood cells which causes serious anemia. It is a severe form of thalassemia....more »
    827. Copper deficiency, familial benign
     A rare inherited copper deficiency. Copper has many functions in the body including heart function, cholesterol metabolism, brain development, immune defenses, blood supply, glucose metabolism and normal bone development....more »
    828. Copper deficiency-induced Sideroblastic anemia
     Copper deficiency-induced sideroblastic anemia is a blood disorder caused insufficient quantities of copper. The body has sufficient iron levels but is unable to utilise it properly in red blood cells due to the lack of copper. The iron becomes abnormally...more »
    829. Cor Triatriatum
     A rare congenital malformation where the heart has three atria instead of the normal two due to the presence of a separating membrane....more »
    830. Coral snake poisoning
     The Coral snake is a usually brightly colored, poisonous snake found mainly in America and Africa. The toxicity amongst species is variable. They are considered a shy snake and bites are usually the result of deliberate handling. Coral snakes have to bite...more »
    831. Corneal dystrophy -- ichthyosis -- microcephaly -- mental retardation
     A very rare syndrome characterized by vision loss, scaly skin, small head and mental retardation....more »
    832. Corneal ulcer
     Sore on the eye's cornea...more »
    833. Corneodermatoosseous syndrome
     A very rare syndrome characterized mainly by thick, scaly skin on the palms and soles, corneal changes and dental problems....more »
    834. Coronary arteries -- congenital malformation
     Abnormal coronary arteries present at birth. The coronary artery may be misplaced or deformed and the severity of the defect will determine the type and seriousness of symptoms. Some malformations produce no clinical symptoms whereas others are life-threa...more »
    835. Corticosteroid-induced hypertension
     Corticosteroid-induced hypertension is high blood pressure caused by use of corticosteroids. Patients with an existing history of hypertension may suffer further blood pressure increases while taking corticosteroids. Severity of symptoms varies amongst pa...more »
    836. Costello syndrome
     A rare genetic disorder characterized by papillomas which may become malignant....more »
    837. Cowden's syndrome
     A rare hereditary condition characterized by multiple noncancerous nodules called hamartomas. Sufferers also face an increased risk of particular cancers....more »
    838. Cradle Cap
     Common scalp condition in babies...more »
    839. Cranio-facio-cardio-skeletal dysplasia
     A rare syndrome characterized by mental retardation, short stature, large skull, heart anomaly and facial and skeletal abnormalities....more »
    840. Craniofaciocardioskeletal syndrome
     A very rare syndrome characterized by facial, skull, heart and skeletal abnormalities....more »
    841. Craniolenticulosutural dysplasia
     A rare syndrome characterized by skeletal defects and an unusual facial appearance consisting mainly of a prominent forehead, wide-set eyes, broad nose and a prominent forehead with a birthmark....more »
    842. Craniosynostosis Fontaine type
     A very rare disorder characterized primarily by the premature fusion of skull bones, hand, foot and stomach anomalies and a brain malformation (bilateral periventricular nodular heterotopia)....more »
    843. Craniosynostosis Maroteaux Fonfria type
     A rare disorder which is similar to a condition called Apert syndrome but also involves extra fingers and toes. Apert syndrome is characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of t...more »
    844. Craniosynostosis exostoses nevus epibulbar dermoid
     A rare syndrome characterized by the premature fusion of skull bones, excessive bone growth (hyperostosis), epibulbar dermoids (benign eye tumor) and a skin disorder (linear verrucous epidermal nevus). Patients with this condition need to avoid using amin...more »
    845. Craniosynostosis mental retardation clefting syndrome
     A rare disorder characterized by premature fusion of the skull bones (craniosynostosis), mental retardation a cleft lip and/or palate....more »
    846. Creeping Spurge poisoning
     The creeping surge is a small flowering plant with bluish-gray leaves. The plant originated in Europe and Asia and is often used as an ornamental indoor and outdoor plant. The plant contains diterpene esters which can cause symptoms if excessive quantitie...more »
    847. Creeping disease
     A skin disease caused by a parasite which tunnels its way through the skin leaving a visible red, itchy, linear eruption on the skin where it has been. The hookworm parasite can't use humans to complete its life cycle but continues to travel through the s...more »
    848. Cretinism athyreotic
     A rare form of congenital hypothyroidism that causes mental and physical growth retardation in infants or children. Prompt thyroid hormone therapy is essential in order to prevent progressive neurological and motor deterioration....more »
    849. Crigler-Najjar Syndrome
     An autosomal recessive form of nonhemolytic jaundice due to the absence of the hepatic enzyme glucuronide transferase....more »
    850. Crigler-Najjar syndrome, type 1
     A rare congenital condition involving a total absence of the liver enzyme called glucoronyl transferase which is needed to change bilirubin into a form that can be removed from the body. The bilirubin builds up in the body and causes damage and severe sym...more »
    851. Crigler-Najjar syndrome, type 2
     A rare congenital condition involving a partial absence of the liver enzyme called glucoronyl transferase which is needed to change bilirubin into a form that can be removed from the body. The bilirubin builds up in the body and causes damage and symptoms...more »
    852. Crohn's disease
     Crohn's disease causes inflammation of the digestive system. It is one of a group of diseases called inflammatory bowel disease. The disease can affect any area from the mouth to the anus. It often affects the lower part of the small intestine called the ...more »
    853. Croup
     Respiratory infection with a characteristic cough...more »
    854. Crown of Thorns poisoning
     The Crown of Thorns is a spiny, spreading shrub which can grow to a couple of metres in height. Some species of the plant are poisonous if ingested, can cause a skin reaction in susceptible people and can also cause severe symptoms if eye exposure occurs....more »
    855. Cryptococcosis
     A fungal infection caused by Cryptococcus neoformans which primarily affects the central nervous system and the lungs. People with weakened immune systems such as AIDS sufferers are generally more susceptible to this type of infection....more »
    856. Crystal meth addiction
     An uncontrollable desire to use crystal meth on a regular basis. Crystal meth is a powerful stimulant used illegally for its effects. It is highly addictive and known by street names such as ice, speed, glass, crank and chalk. Frequent use leads to an inc...more »
    857. Cushing syndrome, familial
     A hormonal disorder caused by high levels of the cortisol hormone due to the abnormal development of the adrenal gland....more »
    858. Cushing's disease
    859. Cushing's syndrome
     A rare syndrome where excessive secretion of corticosteroids by the adrenal cortex leads to a variety of symptoms. Hormone-secreting adrenal or pituitary tumors are often the cause of the excessive corticosteroid secretion....more »
    860. Cushing's syndrome-induced hypertension
     Cushing's syndrome-induced hypertension is high blood pressure caused by a condition caused Cushing's syndrome where the adrenal glands produce excessive amounts of cortisol....more »
    861. Cutaneomeningospinal angiomatosis
     A rare inherited disorder involving a skin birthmark as well as a blood vessel malformation in the spinal cord (angioma). The severity of the spinal involvement is variable with neurological problems occurring as a result of compression of the spinal cord...more »
    862. Cutaneous Anthrax
     A skin infection caused by the spores of the anthrax bacteria called Bacillus anthracis. The infection occurs when the spores enter broken skin and result in a small red bump which blisters. The blister ruptures and forms a dark scab over dead tissue....more »
    863. Cutaneous Candidiasis
     A condition which is characterized by a candida infection which occurs on the cutaneous surface...more »
    864. Cutaneous T-cell lymphoma
     A malignancy of the T-cells which make up part of the body's immune system. The cancer is characterized by the excessive proliferation of T-cells which are a type of white blood cell. The degree of skin involvement is variable....more »
    865. Cutaneous diphtheria
     Skin infection from Diphtheria...more »
    866. Cutaneous necrotizing vasculitis
     Inflammation and damage of the blood vessel walls that also affects the skin. The condition may occur on its own or as a result of an underlying condition....more »
    867. Cutaneous vascularitis
     Inflammation of blood vessels in the skin which can have any of a variety of causes such as infections or drugs....more »
    868. Cutis Laxa with Bone Dystrophy
     A recessively inherited condition characterized mainly by loose wrinkly skin and growth and developmental delay....more »
    869. Cutis Laxa with Growth and Developmental Delay
     A recessively inherited condition characterized mainly by loose wrinkly skin and growth and developmental delay....more »
    870. Cutis Laxa with or without Congenital Disorder of Glycosylation
     A recessively inherited condition characterized mainly by loose wrinkly skin and growth and developmental delay....more »
    871. Cutis Laxa, Autosomal Recessive, Type IIA
     A recessively inherited condition characterized mainly by loose wrinkly skin and growth and developmental delay....more »
    872. Cutis Laxa, Debre Type
     A recessively inherited condition characterized mainly by loose wrinkly skin and growth and developmental delay....more »
    873. Cutis Marmorata Telangiectatica Congenita
     A rare birth disorder where dilated blood vessels on the skin's surface caused discolored patches of skin that has a marbled appearance....more »
    874. Cutis laxa
     A connective tissue disorder which may be acquired or present at birth. It is characterized by slack or loose skin which may be thicker and darker than normal....more »
    875. Cutis laxa -- osteoporosis
     A very rare disorder characterized mainly by loose skin and osteoporosis. The bones are so weak they fracture easily during infancy and can result in bone deformity....more »
    876. Cutis laxa, dominant type
     A dominantly inherited form of cutis laxa which is characterized by loose, inelastic skin. The skin changes may begin at any age....more »
    877. Cutis laxa, recessive
     A recessively inherited form of cutis laxa which is characterized by loose, inelastic skin and is often associated with other serious internal disorders....more »
    878. Cutis laxa, recessive type 1
     A severe, recessively inherited form of cutis laxa which is characterized by loose, inelastic skin and emphysema early in life....more »
    879. Cutis laxa, recessive type 2
     A very rare syndrome characterized primarily by loose skin and delayed development....more »
    880. Cyanea sting
     Cyanea is a common jellyfish found in most oceans. The sting is usually quite painful but systemic symptoms are rare....more »
    881. Cyclic neutropenia
     A rare blood disorder characterized by recurrent periods of extremely low blood levels of neutrophils which results in frequent infections. The low level usually occurs for about 7 days every 21 days. Levels of other blood components may also be affected....more »
    882. Cyclic vomiting syndrome
     A rare disorder involving repeated cyclic episodes of vomiting which occur for no obvious reason....more »
    883. Cycloserine-induced Sideroblastic anemia
     Cycloserine -induced sideroblastic anemia is a blood disorder caused by taking a drug called Cycloserine. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blood cells...more »
    884. Cyclosporine-induced hypertension
     Cyclosporine-induced hypertension is high blood pressure caused by taking cyclosporine. Patients with an existing history of hypertension may suffer further blood pressure increases while taking amphetamines and this can be serious. Severity of symptoms v...more »
    885. Cypress spurge poisoning
     Cypress spurge is a herb with narrow leaves and small yellow flowers. The plant contains diterpene esters which can cause symptoms if large quantities are eaten. Skin exposure to the sap can result in minor skin irritation....more »
    886. Cystic Fibrosis
     Cystic fibrosis is a hereditary disease affecting the exocrine (mucus) glands of the lungs, liver, pancreas, and intestines, causing progressive disability due to multisystem failure....more »
    887. Cysticercosis
     An infectious disease caused by the pork tapeworm Taenia solium. If the larvae are ingested then a mild or asymptomatic tapeworm infection occurs. However, ingested eggs pass into the bloodstream where they can then enter various tissues and form the cyst...more »
    888. D-plus hemolytic uremic syndrome (D+HUS)
     A rare condition where gastroenteritis involving bloody diarrhea is caused by a bacteria (usually E.Coli) which leads to toxins being present in the blood. These circulating toxins affect red blood cells, kidneys and occasionally even the brain....more »
    889. DOC 12 (Neutral Lipid Storage Type)
     A rare inherited disorder involving the metabolism of fat which causes skin, muscle and blood abnormalities. The body is unable to metabolize (break down) triglycerides so they build up in various tissues throughout the body. The severity of the symptoms ...more »
    890. Daentl-Townsend-Siegel syndrome
     A very rare syndrome characterized blue sclerae, kidney disease and fluid buildup in the skull....more »
    891. Daentl-Towsend-Siegel syndrome
     A very rare syndrome characterized blue sclerae, kidney disease and fluid buildup in the skull....more »
    892. Dahlberg syndrome
     A rare condition characterized by hypoparathyroidism, nephropathy, congenital lymphedema, mitral valve prolapse and short end bones in fingers and toes....more »
    893. Dandy-Walker Syndrome
     A congenital brain malformation characterized by increased fluid in the brain....more »
    894. Daphne poisoning
     Daphne is a shrub that contains a toxin called mezerein (skin irritant) in the bark as well as a toxin called daphnin. The bark, sap and berries are the most toxic parts of the plant. The plant is native to Europe and Asia but is also found in other parts...more »
    895. Darier Disease
     A slowly progressing inherited skin disorder characterized by small brownish warty bumps and nail abnormalities. The skin disorder because the skin cells are not held together properly....more »
    896. Darvocet overdose
     Darvocet is a prescription drug mainly used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    897. Davenport-Donlan syndrome
     A very rare syndrome characterized mainly by deafness, white hair, contractures and papillomas....more »
    898. Davis syndrome
     A very rare condition where short-limbed dwarfism is associated with immunodeficiency....more »
    899. De Barsy Syndrome
     A rare inherited disorder characterized by loose, inelastic skin, involuntary limb movements, cloudy corneas and other abnormalities....more »
    900. De Sanctis-Cacchione syndrome
     A rare genetic ectodermal disorder characterized by sunlight sensitivity, skin atrophy and pigmentation and skin tumors as well neurologic involvement....more »
    901. Deafness -- lymphoedema -- leukemia
     A rare syndrome characterized by deafness, early-onset leukemia and lymphoedema in the lower legs....more »
    902. Deafness peripheral -- neuropathy -- arterial disease
     A very rare syndrome characterized mainly by artery disease, deafness and peripheral neuropathy....more »
    903. Deafness, vitiligo, achalasia
     A rare disorder characterized by deafness, achalasia (difficulty swallowing) and patches of reduced pigmentation in the skin (vitiligo)....more »
    904. Decompression sickness
     Condition from overly rapid decompression, especially when diving....more »
    905. Decreased mean cell haemoglobin
    906. Decreased mean cell haemoglobin concentration
    907. Decreased mean cell volume
    908. Decreased oxygen saturation
    909. Degos Disease
     A rare disorder where lesions caused by blood vessel inflammation and blockage form on the skin and eventually in the internal organs, especially in the small intestine....more »
    910. Dehydration
     Loss of fluids in the body...more »
    911. Deletion 22q11
     A rare chromosomal disorder where a small piece of genetic material is missing from chromosome 22 at the q11 location....more »
    912. Delleman-Oorthuys syndrome
     A rare birth disorder characterized by eye cavity cysts, brain anomalies, facial skin tags and various other skin lesions....more »
    913. Delphinium poisoning
     Delphinium is a member of the Buttercup family and contains toxic alkaloids. It's seeds are very toxic but other parts of the plant are also poisonous. As the plant ages, it becomes less poisonous. Toxicity varies amongst species....more »
    914. Demerol overdose
     Demerol is a prescription drug used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    915. Demodicidosis
     A parasitic infection caused by the Demodex mite (Demodex folliculorum and Demodex brevis) which normally live harmlessly in hair follicles especially on the facial area. The mite can cause symptoms in immunocompromised people....more »
    916. Dendrolimiasis
     A chronic illness caused by contact with certain poisonous caterpillar spines or urticating hairs....more »
    917. Dermal melanoma
     The term "primary dermal melanoma" has been used to describe a solitary melanoma lesion confined to the dermal and/or subcutaneous tissue in primary unknown melanoma cases. There are no significant histopathological differences between primary dermal mela...more »
    918. Dermatillomania
     A form of obsessive compulsive disorder where a person compulsively picks at their own skin. Sufferers can feel the pain they inflict on themselves but the feelings of gratification and stress relief prevent them from stopping. The severity and extent of ...more »
    919. Dermatitis
     General name for any type of skin inflammation....more »
    920. Dermatitis herpetiformis related allergy
     Dermatitis herpetiformis related allergy refers to the body's immune system response to gluten. IgA antibodies drive the allergic response to gluten exposure and manifests as a distinctive skin rash. The rash usually affects the knees, elbows, back, scalp...more »
    921. Dermato-cardio-skeletal syndrome Borrone type
     A rare progressive syndrome characterized by skin, heart and skeletal abnormalities....more »
    922. Dermatocardioskeletal syndrome, Boronne type
     A very rare syndrome characterized mainly by thick skin, thick gums, acne, short fingers and a heart defect....more »
    923. Dermatoleukodystrophy
     A very rare progressive brain disease associated with thick wrinkled skin. Only two reported cases with both dying within three years of birth....more »
    924. Dermatomyositis
     A muscle disease characterized by chronic muscle inflammation resulting in progressive muscle weakness and a characteristic rash....more »
    925. Dermatopathia pigmentosa reticularis
     A very rare syndrome characterized mainly by increased skin pigmentation, thickened skin on palms and soles and reduced sweating....more »
    926. Dermatophagia
     A form of obsessive compulsive disorder where a person compulsively bites their own skin, especially around the nails. Sufferers can feel the pain they inflict on themselves but the feelings of gratification and stress relief prevent them from stopping. T...more »
    927. Dermatophilosis
     A form of bacterial skin infection caused by Dermatophilus congolensis. Infection usually occurs in animals such as cattle and sheep but can cause skin lesions in humans....more »
    928. Dermatostomatitis, Stevens Johnson type
     A rare but serious condition involving inflammation and blistering of the skin and mucous membranes. It is believed to be an allergic reaction that can occur in response to some drugs or infectious diseases....more »
    929. Dermo-odontodysplasia
     A very rare syndrome characterized mainly by tooth, skin, hair and nail abnormalities....more »
    930. Dermoid cyst
     Benign cystic tumor often containing skin, hair, and other tissue...more »
    931. Developmental delay -- hypotonia extremities hypertrophy
     A very rare syndrome characterized mainly by poor muscle tone, developmental delay....more »
    932. Devergie syndrome
     A chronic skin disorder involving the development of raised spots on the skin that grow and merge into each other to produce large red scaling plaques....more »
    933. Devil's Ivy poisoning
     Devil's Ivy is a vine related to the philodendron plant and contains calcium oxalate crystals which can cause irritation and skin reactions. All parts of the plant are toxic....more »
    934. Devil's trumpet poisoning
     The Devil's trumpet is a shrubby plant with purple stems and large white or yellow flowers. The fruit is covered by a spiny shell. The plant originated in china and is often used as an ornamental outdoor plant. The plant contains tropane alkaloids which c...more »
    935. Di Guglielmo I -- acute
     A rare condition characterized by the presence of abnormal red blood cells in the bone marrow and blood. The condition is characterized by anemia and generally leads to the development of acute myelogenous leukemia. The acute form has more severe symptoms...more »
    936. Diabetes Mellitus, Noninsulin-Dependent, Susceptibility to, 1
     Noninsulin-dependent diabetes (Type 2 diabetes) is a type of diabetes that doesn't respond to insulin but does tend to respond to dietary measures and diabetes medication. Researchers have discovered a number of genes which are linked to an increased risk...more »
    937. Diabetes Mellitus, Noninsulin-Dependent, Susceptibility to, 2
     Noninsulin-dependent diabetes (Type 2 diabetes) is a type of diabetes that doesn't respond to insulin but does tend to respond to dietary measures and diabetes medication. Researchers have discovered a number of genes which are linked to an increased risk...more »
    938. Diabetes Mellitus, Noninsulin-Dependent, Susceptibility to, 3
     Noninsulin-dependent diabetes (Type 2 diabetes) is a type of diabetes that doesn't respond to insulin but does tend to respond to dietary measures and diabetes medication. Researchers have discovered a number of genes which are linked to an increased risk...more »
    939. Diabetes Mellitus, Noninsulin-Dependent, Susceptibility to, 4
     Noninsulin-dependent diabetes (Type 2 diabetes) is a type of diabetes that doesn't respond to insulin but does tend to respond to dietary measures and diabetes medication. Researchers have discovered a number of genes which are linked to an increased risk...more »
    940. Diabetes-like blepharitis
     It is an ocular disease characterized by inflammation of the eyelid margins. Blepharitis may cause redness of the eyes, itching and irritation of the eyelids in one or both eyes. Its appearance is often confused with conjunctivitis and due to its recurrin...more »
    941. Diabetes-like pressure ulcer
     Pressure ulcer is an area of skin that breaks down when one stays in one position for too long without shifting their weight....more »
    942. Diabetic hypoglycemia
     Low blood sugar attack from insulin or diabetes medications...more »
    943. Dialyzer hypersensitivity syndrome
     An anaphylactic reaction that occurs in some patients who are dialyzed on artificial kidneys. A compound (ethylene oxide) used to dry sterilize artificial kidneys is a likely allergen....more »
    944. Diaphragmatic hernia, congenital
     A birth defect involving an abnormal opening in the diaphragm which is a structure that assists breathing and keeps the abdominal organs from moving into the chest. The abdominal organs can protrude through this abnormal opening and restrict the growth of...more »
    945. Diaphragmatic paralysis
     Diaphragmatic paralysis occurs when the muscles associated with breathing become do weak to function properly. Breathing becomes difficulty and severe cases can result in death if breathing assistance is not delivered. The condition can result from such t...more »
    946. Diarrhea
     Loose or watery stool....more »
    947. Dieffenbachia poisoning
     Dieffenbachia is a common houseplant which has large leaves. The plant contains poisonous chemicals (oxalic acid and asparagine) which can cause various symptoms if large amounts of the plant is ingested....more »
    948. Diencephalic Syndrome
     A condition characterized by dysfunction of the diencphalon of the brain...more »
    949. Diencephalic syndrome of infancy
     A rare syndrome usually caused by a brain tumor located near the hypothalamus and results in symptoms such as low blood sugar, pale skin and loss of skin fat and failure to thrive....more »
    950. Diffuse systemic sclerosi
     A rare condition that characterized by skin tightness affecting the trunk and extremities as well as organ involvement. It involves an early period of internal inflammation which distinguishes it from other forms of scleroderma and the organ involvement c...more »
    951. Dilaudid overdose
     Dilaudid is a prescription drug used mainly to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    952. Dimorphic anemia
     Dimorphic refers to anemia that has two different causes acting together e.g. iron deficiency as well as a Vitamin B12 deficiency....more »
    953. Diphosphoglycerate mutase deficiency of erythrocyte
     A rare inherited condition where a deficiency of an erythrocyte enzyme diphosphoglycerate mutase in red blood cells impairs the ability of red blood cells to deliver oxygen to body tissues that need it. In response, the body produces more red blood cells ...more »
    954. Diphtheria
     Infectious bacterial respiratory disease...more »
    955. Dipylidiasis
     A parasitic intestinal infection caused by a tapeworm called Dipylidium caninum. The parasite commonly infects dogs and cats but can occur in humans. Transmission usually occurs through accidental ingestion of infected cat or dog fleas. Children are more ...more »
    956. Dipylidium
     The dog tapeworm...more »
    957. Discoid eczema
     Discoid eczema is a common form of skin inflammation and irritation characterized by its round or oval shape. The size of the lesions may vary from a few millimetres to centimetres across. The cause is unknown but minor injuries such as insect bites may b...more »
    958. Discoid lupus erythematosus
     Form of lupus affecting the skin....more »
    959. Disorder of Cornification 12 (Neutral Lipid Storage Type)
     A rare inherited disorder involving the metabolism of fat which causes skin, muscle and blood abnormalities. The body is unable to metabolize (break down) triglycerides so they build up in various tissues throughout the body. The severity of the symptoms ...more »
    960. Disorder of Cornification 8, Curth-Macklin Type
     A rare inherited skin disorder involving variable degrees of scaling, thickening and hardening of the skin which can occur anywhere on the body. Mild cases can involve on the palms and soles whereas severe cases may involve the whole body....more »
    961. Distomatosis
     Infection by parasitic flat worms. Infection can involve liver, lungs or intestines. Symptoms are determined by the location of the infection. Contamination usually occurs through ingesting contaminated food or water....more »
    962. Dog allergy
     A dog allergy is an adverse reaction by the body's immune system to dogs. The allergy is usually associated with the skin, saliva or urine of dogs. Dogs frequently lick themselves which results in saliva sticking to the fur. Thus a person allergic to dogs...more »
    963. Dominant ichthyosis vulgaris
     An inherited disorder characterized by scaling of skin....more »
    964. Double outlet -- right ventricle II
     A very rare birth defect where the aorta and the pulmonary artery both exit from the right ventricle and thus blood is unable to be pumped to the lungs. However, a hole connects the two ventricles and ultimately allows some blood flow to the lungs. In the...more »
    965. Double outlet -- right ventricle IV
     A very rare birth defect where the aorta and the pulmonary artery both exit from the right ventricle and thus blood is unable to be pumped to the lungs. However, a hole connects the two ventricles and ultimately allows some blood flow to the lungs. In the...more »
    966. Double outlet right ventricle
     A very rare birth defect where the aorta and the pulmonary artery both exit from the right ventricle and thus blood is unable to be pumped to the lungs. However, a hole connects the two ventricles and ultimately allows some blood flow to the lungs. The se...more »
    967. Down's syndrome associated Celiac Disease
     Patients with Down's syndrome have a high degree of susceptibility to developing celiac disease. Up to 17% of Down's syndrome sufferers develop celiac disease but this rate varies amongst age groups and country of origin. Celiac disease is an autoimmune d...more »
    968. Doxepine-induced Immune Hemolytic Anemia
     Doxepine -induced immune hemolytic anemia is a condition where use of a medication called Methyldopa triggers the body's immune system to destroy it's own red blood cells which results in anemia....more »
    969. Dracunculiasis
     An infectious disease caused by the nematode Dracunculus medinensis which is usually transmitted by drinking water contaminated by infected crustaceans....more »
    970. Dressler (D.)syndrome
     A rare autoimmune blood disorder where erythrocytes are destroyed suddenly after exposure to cold (usually 15°C or lower)....more »
    971. Drowning
     Accidental loss of life due to water....more »
    972. Drug Allergies
     Allergies to medications or other drugs....more »
    973. Drug-Induced Pemphigus
     Pemphigus is an autoimmune skin blistering disease which affects mainly the skin - mucous membranes are rarely affected. Drug-induced pemphigus is an autoimmune response to a drug....more »
    974. Drug-induced Immune Hemolytic Anemia
     Drug-induced immune hemolytic anemia is a condition where a medication triggers the body's immune system to destroy its own red blood cells which results in anemia. Certain drugs are more likely to trigger this abnormal immune response than others e.g. ce...more »
    975. Drug-induced Sideroblastic anemia
     Drug-induced sideroblastic anemia is a blood disorder caused by drugs such as cycloserine, isoniazid and ethanol. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blo...more »
    976. Drug-induced hypertension
     Drug-induced hypertension is high blood pressure caused by taking certain drugs or medications e.g. corticosteroids, cyclosporine, amphetamines, alcohol and estrogens....more »
    977. Drug-induced liver damage -- 5-Fluorocytosine
     Damage or injury to the liver caused by exposure to an antifungal agent called 5-Fluorocytosine. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or i...more »
    978. Drug-induced liver damage -- Allopurinol
     Damage or injury to the liver caused by exposure to allopurinol. Allopurinol is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few ...more »
    979. Drug-induced liver damage -- Amphotericin
     Damage or injury to the liver caused by exposure to an antifungal agent called Amphotericin. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    980. Drug-induced liver damage -- Anabolic C-17
     Damage or injury to the liver caused by exposure to Anabolic C-17 which is an endocrine agent. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    981. Drug-induced liver damage -- Anesthetic agent
     Damage or injury to the liver caused by exposure to anesthetic agents. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    982. Drug-induced liver damage -- Antianginal agents
     Damage or injury to the liver caused by exposure to antianginal agents. Antianginal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage...more »
    983. Drug-induced liver damage -- Antiarrhythmics
     Damage or injury to the liver caused by exposure to antiarrhythmics. Antiarrhythmics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may c...more »
    984. Drug-induced liver damage -- Antibiotics
     Damage or injury to the liver caused by exposure to certain antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may c...more »
    985. Drug-induced liver damage -- Anticoagulants
     Damage or injury to the liver caused by exposure to anticoagulants. Anticoagulants are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cau...more »
    986. Drug-induced liver damage -- Antifungals
     Damage or injury to the liver caused by exposure to antifungal agents. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    987. Drug-induced liver damage -- Antihyperlipidemic agents
     Damage or injury to the liver caused by exposure to antihyperlipidemic agents. Antihyperlipidemic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mil...more »
    988. Drug-induced liver damage -- Antihypertensives
     Damage or injury to the liver caused by exposure to antihypertensives. Antihypertensives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    989. Drug-induced liver damage -- Antineoplastic agents
     Damage or injury to the liver caused by exposure to antineoplastic agents. Antineoplastic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver ...more »
    990. Drug-induced liver damage -- Antithyroid drugs
     Damage or injury to the liver caused by exposure to endocrine agents called antithyroid drugs. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    991. Drug-induced liver damage -- Benzodiazepine
     Damage or injury to the liver caused by exposure to a psychotropic agent called benzodiazepine. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or ...more »
    992. Drug-induced liver damage -- British anti-Lewisite penicillamine
     Damage or injury to the liver caused by exposure to British anti-Lewisite penicillamine. British anti-Lewisite penicillamine is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver da...more »
    993. Drug-induced liver damage -- Butyrophenone
     Damage or injury to the liver caused by exposure to a psychotropic agent called butyrophenone. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or i...more »
    994. Drug-induced liver damage -- Cephalosporin
     Damage or injury to the liver caused by exposure to Cephalosporin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage...more »
    995. Drug-induced liver damage -- Chloramphenicol
     Damage or injury to the liver caused by exposure to Chloramphenicol. Chloramphenicol is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may ca...more »
    996. Drug-induced liver damage -- Chloroform
     Damage or injury to the liver caused by exposure to an anesthetic agent called chloroform. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury....more »
    997. Drug-induced liver damage -- Cimetidine
     Damage or injury to the liver caused by exposure to Cimetidine. Cimetidine is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    998. Drug-induced liver damage -- Clindamycin
     Damage or injury to the liver caused by exposure to Clindamycin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    999. Drug-induced liver damage -- Colchicine
     Damage or injury to the liver caused by exposure to colchicine. Colchicine is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1000. Drug-induced liver damage -- Cyclopropane
     Damage or injury to the liver caused by exposure to an anesthetic agent called cyclopropane. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    1001. Drug-induced liver damage -- Cycloserine
     Damage or injury to the liver caused by exposure to an antituberculous agent called cycloserine. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage...more »
    1002. Drug-induced liver damage -- Cytarabine
     Damage or injury to the liver caused by exposure to an antiviral agent called cytarabine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. M...more »
    1003. Drug-induced liver damage -- Dantrolene
     Damage or injury to the liver caused by exposure to Dantrolene. Dantrolene is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1004. Drug-induced liver damage -- Diflunisal
     Damage or injury to the liver caused by exposure to diflunisal. Diflunisal is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1005. Drug-induced liver damage -- Disulfiram
     Damage or injury to the liver caused by exposure to Disulfiram. Disulfiram is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1006. Drug-induced liver damage -- Diuretic Agents
     Damage or injury to the liver caused by exposure to diuretic agents. Diuretic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may c...more »
    1007. Drug-induced liver damage -- Erythromycin estolate
     Damage or injury to the liver caused by exposure to an antibiotic called erythromycin estolate. Erythromycin estolate is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or...more »
    1008. Drug-induced liver damage -- Erythromycin ethyl succinate
     Damage or injury to the liver caused by exposure to an antibiotic called Erythromycin ethyl succinate. Erythromycin ethyl succinate is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the l...more »
    1009. Drug-induced liver damage -- Ethionamide
     Damage or injury to the liver caused by exposure to an antituberculous agent called ethionamide. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage...more »
    1010. Drug-induced liver damage -- Fenoprofen
     Damage or injury to the liver caused by exposure to fenoprofen. Fenoprofen is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1011. Drug-induced liver damage -- Glucocorticoids
     Damage or injury to the liver caused by exposure to endocrine agents called glucocorticoids. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury...more »
    1012. Drug-induced liver damage -- Griseofulvin
     Damage or injury to the liver caused by exposure to an antifungal agent called Griseofulvin. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    1013. Drug-induced liver damage -- Halothane
     Damage or injury to the liver caused by exposure to an anesthetic agent called halothane. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    1014. Drug-induced liver damage -- Ibuprofen
     Damage or injury to the liver caused by exposure to ibuprofen. Ibuprofen is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if a...more »
    1015. Drug-induced liver damage -- Indomethacin
     Damage or injury to the liver caused by exposure to indomethacin. Indomethacin is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause fe...more »
    1016. Drug-induced liver damage -- Iodide ion
     Damage or injury to the liver caused by exposure to Iodide ion. Iodide ion is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1017. Drug-induced liver damage -- Isoniazid
     Damage or injury to the liver caused by exposure to an antituberculous agent called isoniazid. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage o...more »
    1018. Drug-induced liver damage -- Ketoconazole
     Damage or injury to the liver caused by exposure to an antifungal agent called Ketoconazole. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injur...more »
    1019. Drug-induced liver damage -- Mephenytoin
     Damage or injury to the liver caused by exposure to an anticonvulsive called mephenytoin. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mi...more »
    1020. Drug-induced liver damage -- Methoxyflurane
     Damage or injury to the liver caused by exposure to an anesthetic agent called methoxyflurane. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inj...more »
    1021. Drug-induced liver damage -- Naproxen
     Damage or injury to the liver caused by exposure to naproxen. Naproxen is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if any...more »
    1022. Drug-induced liver damage -- Nitrofuran
     Damage or injury to the liver caused by exposure to Nitrofuran antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ma...more »
    1023. Drug-induced liver damage -- Nitrous Oxide
     Damage or injury to the liver caused by exposure to an anesthetic agent called nitrous oxide. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    1024. Drug-induced liver damage -- Novobiocin
     Damage or injury to the liver caused by exposure to Novobiocin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ma...more »
    1025. Drug-induced liver damage -- Oral hypoglycemics
     Damage or injury to the liver caused by exposure to oral hypoglycemics which are endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or ...more »
    1026. Drug-induced liver damage -- Penicillin
     Damage or injury to the liver caused by exposure to an antibiotic called penicillin. Penicillin is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver da...more »
    1027. Drug-induced liver damage -- Phenobarbital
     Damage or injury to the liver caused by exposure to an anticonvulsive called phenobarbital. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    1028. Drug-induced liver damage -- Phenothiazines
     Damage or injury to the liver caused by exposure to a psychotropic agent called phenothiazine. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or i...more »
    1029. Drug-induced liver damage -- Phenylbutazone
     Damage or injury to the liver caused by exposure to phenylbutazone. Phenylbutazone is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may caus...more »
    1030. Drug-induced liver damage -- Phenytoin
     Damage or injury to the liver caused by exposure to an anticonvulsive called Phenytoin. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild...more »
    1031. Drug-induced liver damage -- Quinolone
     Damage or injury to the liver caused by exposure to Quinolone antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may...more »
    1032. Drug-induced liver damage -- Ranitidine
     Damage or injury to the liver caused by exposure to Ranitidine. Ranitidine is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1033. Drug-induced liver damage -- Rifampicin
     Damage or injury to the liver caused by exposure to an antituberculous agent called rifampicin. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage ...more »
    1034. Drug-induced liver damage -- Salicylate
     Damage or injury to the liver caused by exposure to salicylates. Salicylates are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few...more »
    1035. Drug-induced liver damage -- Saramycetin
     Damage or injury to the liver caused by exposure to an antifungal agent called Saramycetin. Antifungal agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury...more »
    1036. Drug-induced liver damage -- Spectinomycin
     Damage or injury to the liver caused by exposure to Spectinomycin antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage...more »
    1037. Drug-induced liver damage -- Steroids
     Damage or injury to the liver caused by exposure to steroids which are endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mi...more »
    1038. Drug-induced liver damage -- Sulfonamide
     Damage or injury to the liver caused by exposure to Sulfonamide antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage m...more »
    1039. Drug-induced liver damage -- Sulfones
     Damage or injury to the liver caused by exposure to sulfone antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may c...more »
    1040. Drug-induced liver damage -- Sulindac
     Damage or injury to the liver caused by exposure to sulindac. Sulindac is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if any...more »
    1041. Drug-induced liver damage -- Tamoxifen
     Damage or injury to the liver caused by exposure to Tamoxifen which is an endocrine agent. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    1042. Drug-induced liver damage -- Telithromycin
     Damage or injury to the liver caused by exposure to an antibiotic called Telithromycin. Telithromycin is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild li...more »
    1043. Drug-induced liver damage -- Tetracycline
     Damage or injury to the liver caused by exposure to Tetracycline antibiotics. Antibiotics are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage ...more »
    1044. Drug-induced liver damage -- Thioxanthene
     Damage or injury to the liver caused by exposure to a psychotropic agent called Thioxanthene. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or in...more »
    1045. Drug-induced liver damage -- Thorotrast
     Damage or injury to the liver caused by exposure to Thorotrast. Thorotrast is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if...more »
    1046. Drug-induced liver damage -- Valproic Acid
     Damage or injury to the liver caused by exposure to an anticonvulsive called valproic acid. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    1047. Drug-induced liver damage -- Vidarabine
     Damage or injury to the liver caused by exposure to an antiviral agent called vidarabine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. M...more »
    1048. Drug-induced liver damage -- Vitamin A
     Damage or injury to the liver caused by exposure to Vitamin A. Vitamin A is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause few if a...more »
    1049. Drug-induced liver damage -- Zoxazolamine
     Damage or injury to the liver caused by exposure to Zoxazolamine. Zoxazolamine is a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may cause fe...more »
    1050. Drug-induced liver damage -- anticonvulsives
     Damage or injury to the liver caused by exposure to certain anticonvulsives. Anticonvulsives are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver dama...more »
    1051. Drug-induced liver damage -- antituberculous agents
     Damage or injury to the liver caused by exposure to antituberculous agents. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild live...more »
    1052. Drug-induced liver damage -- antiviral medication
     Damage or injury to the liver caused by exposure to antiviral agents. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may...more »
    1053. Drug-induced liver damage -- endocrine agent
     Damage or injury to the liver caused by exposure to endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may...more »
    1054. Drug-induced liver damage -- idoxuridine
     Damage or injury to the liver caused by exposure to an antiviral agent called idoxuridine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    1055. Drug-induced liver damage -- monoamine oxidase inhibitors
     Damage or injury to the liver caused by exposure to psychotropic agents called monoamine oxidase inhibitors. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liv...more »
    1056. Drug-induced liver damage -- p-aminosalicylic acid
     Damage or injury to the liver caused by exposure to an antituberculous agent called p-aminosalicylic acid. Antituberculous agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the li...more »
    1057. Drug-induced liver damage -- psychotropic agents
     Damage or injury to the liver caused by exposure to certain psychotropic agents. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild li...more »
    1058. Drug-induced liver damage -- tricyclic antidepressant
     Damage or injury to the liver caused by exposure to a psychotropic agent called tricyclic antidepressant. Psychotropic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver ...more »
    1059. Drug-induced liver damage -- xenylamine
     Damage or injury to the liver caused by exposure to an antiviral agent called xenylamine. Antiviral agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. M...more »
    1060. Drug-induced liver disease
     Drug-induced liver diseases are diseases of the liver that are caused by physician-prescribed medications, over-the-counter medications, vitamins, hormones, herbs, illicit ("recreational") drugs, and environmental toxins....more »
    1061. Drugs-induced liver damage -- Ether
     Damage or injury to the liver caused by exposure to an anesthetic agent called ether. Anesthetic agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild...more »
    1062. Dry skin
     Dryness of the skin....more »
    1063. Duck allergy
     A duck allergy is an adverse reaction by the body's immune system to ducks. The allergy is usually associated with the skin, feathers or excrement from the duck. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in respo...more »
    1064. Ductus arteriosus, patent reversed flow
     A rare birth defect. During the fetal stage, a connecting tube (ductus arteriosus) joins the pulmonary artery and aorta and hence prevents blood from flowing past the fluid filled lungs. After birth, the tube normally closes off so that the blood can be s...more »
    1065. Duhring disease
     A rare chronic skin disorder involving rashes of small skin bumps and blisters that are extremely itchy....more »
    1066. Duhring-Brocq disease
     A very itchy skin rash consisting of red bumps and blisters which is often associated with intestinal sensitivity to gluten that is consumed....more »
    1067. Duodenal atresia tetralogy of Fallot
     A rare birth defect characterized by a heart defect and an intestinal malformation where the duodenum is absent or closed off which prevents digested material passing through....more »
    1068. Dust mite allergies
     Allergy to dust mites in household dust....more »
    1069. Dykes-Markes-Harper syndrome
     A very rare syndrome characterized mainly by dry, scaly skin, enlarged liver and spleen and a incoordination....more »
    1070. Dyshidrotic dermatitis
     A skin disorder (eczema) that affects the soles of the feet, the palms of the hands and the sides of the fingers. There is no known cause but contributing factors include stress, hot or cold weather, pre-existing atopic condition, metal implants, smoking,...more »
    1071. Dyskeratosis Congenita
     A rare genetic disorder characterized by sking pigmentation abnormalities, nail dystrophy and mucous membrane changes....more »
    1072. Dyskeratosis congenita of Zinsser-Cole-Engman
     An inherited condition characterized by recurring painful mouth ulcers, skin pigmentation and nail abnormalities....more »
    1073. Dysmorphism -- cleft palate -- loose skin
     A very rare syndrome characterized mainly by facial abnormalities, an opening in the roof of the mouth and loose skin....more »
    1074. Dysplasia
     Disordered growth in epithelium, typified by a loss in uniformity and normal architecture of the cells....more »
    1075. Dystonia 1, Torsion, Autosomal Dominant
     A rare movement disorder where the patients suffers uncontrollable muscle contractions and distortion of body position. The limbs are usually involved first and then the condition spreads to other parts of the body....more »
    1076. Dystonia Musculorum Deformans 1
     A rare movement disorder where the patients suffers uncontrollable muscle contractions and distortion of body position. The limbs are usually involved first and then the condition spreads to other parts of the body....more »
    1077. Dystonia musculorum deformans type 1
     A rare movement disorder where the patient suffers involuntary muscle contractions and distortion of body position. The trunk, neck and limbs are usually involved first....more »
    1078. Dystrophic epidermolysis bullosa
     A rare inherited skin blistering condition which can vary in severity depending on how it is inherited. Recessively inherited are more severe than dominantly inherited cases and can cause the loss of patches of skin and scarring which can impair limb func...more »
    1079. EDS V
     A rare genetic connective tissue disorder characterized by skin hyperextensibility, moderate joint hypermobility and moderate vascular fragility....more »
    1080. EDS X
     A very rare collagen disorder which is characterized by loose joints and hyperextensible skin as well as a blood platelet anomaly which causes bleeding into the skin (petechiae)....more »
    1081. Ear Psoriasis
     Psoriasis is a chronic skin condition characterized by scaling and inflammation of the skin which can occur on virtually any part of the body. Ear psoriasis refers to psoriasis that develops on the ears. It can be the result of psoriasis spreading from th...more »
    1082. Earthball poisoning
     Earthball is a type of mushroom usually found in the US. The mushroom is very poisonous and can result in death if eaten....more »
    1083. East African Trypanosomiasis
     East African sleeping sickness from the tsetse fly...more »
    1084. Ebstein's anomaly
     A congenital heart defect where the tricuspid valve is deformed. The tricuspid valve in the heart normally has three flaps that control blood flow but in Ebstein's anomaly, one of the flaps remains open instead of closing and allows blood to leak through....more »
    1085. Echinococcus granulosus
     A infection caused by a type of small tapeworm...more »
    1086. Ectodermal dysplasia -- arthrogryposis -- diabetes mellitus
     A rare syndrome characterized by diabetes, short stature and tooth, hair and nail abnormalities....more »
    1087. Ectodermal dysplasia -- mental retardation -- CNS malformation
     A rare syndrome characterized mainly by mental retardation, central nervous system disorders and skin, hair and nail abnormalities....more »
    1088. Ectodermal dysplasia -- mental retardation -- central nervous system malformation
     A rare syndrome characterized by severe mental retardation, hypothyroidism, abnormal brain development and hair, teeth and nail abnormalities....more »
    1089. Ectodermal dysplasia -- neurosensory deafness
     A rare syndrome characterized by nerve deafness, abnormally bent fifth fingers, ectodermal dysplasia and scoliosis....more »
    1090. Ectodermal dysplasia anhidrotic
     A rare inherited condition involving skin, hair, teeth and nail abnormalities. The condition is characterized by the absence of sweat and sebaceous glands, underdeveloped hair and teeth, characteristic face and other physical deformities....more »
    1091. Ectodermal dysplasia mental retardation syndactyly
     A rare syndrome characterized by mental retardation, webbed fingers and hair, nail and teeth abnormalities....more »
    1092. Ectodermal dysplasia, Margarita type
     A rare genetic disorder characterized by mental retardation, webbed digits, cleft lip, cleft palate, sparse hair, reduced sweating and teeth abnormalities. Progressive loss of scalp hair usually results in baldness by adulthood....more »
    1093. Ectodermal dysplasia, hypohidrotic, autosomal dominant
     A very rare inherited disorder that affects the development of skin, hair, nails, teeth and sweat glands during the fetal stage....more »
    1094. Ectodermal dysplasia, hypohidrotic, autosomal recessive
     A rare genetic multisystem disorder characterized by hair, teeth, nail and skin abnormalities and absence of certain sweat glands....more »
    1095. Ectodermal dysplasia/ skin fragility syndrome
     An extremely rare syndrome characterized by fragile skin which blisters and peels, abnormal nails and thickened skin on palms and soles. Skin blistering and peeling starts at birth....more »
    1096. Ectopic pregnancy
     A condition where a fertilized egg embeds itself outside the uterus....more »
    1097. Ectrodactyly ectrodermal dysplasia
     A rare genetic disorder characterized by missing digits and hair, teeth and nail abnormalities. The severity of the hand and foot malformations is variable....more »
    1098. Ectrodactyly-ectodermal dysplasia-cleft lip/cleft palate
     A rare inherited condition characterized by abnormalities of the fingers, toes, hair, glands, eyes anr urinary tract....more »
    1099. Eczema
     Eczema is a chronic skin condition characterized by skin inflammation and irritation. The severity of extent of the condition is highly variable. It may be caused by allergies, irritants or other factors such as stress....more »
    1100. Eczema vaccinatum
     A rare condition where a person who has eczema and is exposed to vaccinia through vaccination. The condition can occur even if the inoculation doesn't occur directly onto eczematous skin. The virus can also be transferred to an eczema sufferer from a rece...more »
    1101. Edwardsiella tarda infection
     A type of bacterial infection. The bacterium (Edwardsiella tarda) infects freshwater-dwelling animals and transmission occurs through consuming infected animals or contact with contaminated water. Symptoms are determined by the location of the infection. ...more »
    1102. Egg Hypersensitivity
     An allergic reaction to eggs that is caused by a hypersensitive immune system....more »
    1103. Ehlers Danlos syndrome type 4, autosomal dominant
     A rare genetic connective tissue disorder characterized by delicate skin, fragile blood vessels, distinctive facial features and minimal joint problems - previously known as EDS type 4....more »
    1104. Ehlers-Danlos Syndrome, Dysfibronectinemic type
     A very rare collagen disorder which is characterized by loose joints and hyperextensible skin as well as a blood platelet anomaly which causes bleeding into the skin (petechiae)....more »
    1105. Ehlers-Danlos syndrome
     A group of inherited connective tissue disorders primarily involving the joints and skin. There are 11 disorders in the group....more »
    1106. Ehlers-Danlos syndrome Type I
     A rare genetic connective tissue disorder characterized by hyperextensible joints, hyperextensible skin and poor wound healing....more »
    1107. Ehlers-Danlos syndrome caused by tenascin-X deficiency
     A rare genetic disorder which is similar to Ehlers-Danlos syndrome and involves a deficiency of tenascin-X which affects connective tissue. The main symptoms are loose joints, partially dislocated joints and fragile, hyperextensible skin....more »
    1108. Ehlers-Danlos syndrome type 4
     A rare genetic connective tissue disorder characterized by small joint hypermobility, easy bruising and characteristic facial appearance - a vascular or ecchymotic form of the condition....more »
    1109. Ehlers-Danlos syndrome type II
     A rare genetic connective tissue disorder characterized by hypermobile joints, hyperextensible skin and poor wound healing - a milder form of Type 1 with hypermobility limited to hands and feet....more »
    1110. Ehlers-Danlos syndrome type III
     A rare genetic connective tissue disorder characterized by lax joints, hyperextensible skin and mild connective tissue fragility - a mild form of the condition....more »
    1111. Ehlers-Danlos syndrome type IV
     A rare genetic connective tissue disorder characterized by small joint hypermobility, easy bruising and characteristic facial appearance - a vascular or ecchymotic form of the condition....more »
    1112. Ehlers-Danlos syndrome type IX
     A rare genetic connective tissue disorder involving a defective copper metabolism and characterized by mildly hyperextensible skin, lax joints, bladder problems and chronic diarrhea....more »
    1113. Ehlers-Danlos syndrome type V
     A rare genetic connective tissue disorder characterized by skin hyperextensibility, moderate joint hypermobility and moderate vascular fragility....more »
    1114. Ehlers-Danlos syndrome type VI
     A rare genetic connective tissue disorder characterized by lax joints, scoliosis and fragile sclera of the eye - Ehlers Danlos type with predominant ocular abnormalities....more »
    1115. Ehlers-Danlos syndrome type VII
     A rare genetic connective tissue disorder characterized by hypermobile joints, hyperextensible skin and joint dislocations....more »
    1116. Ehlers-Danlos syndrome type X
     A very rare collagen disorder which is characterized by loose joints and hyperextensible skin as well as a blood platelet anomaly which causes bleeding into the skin (petechiae)....more »
    1117. Ehlers-Danlos syndrome with periventricular heterotopia
     The association of a brain malformation (periventricular nodular heterotopia) with a connective tissue disorder called Ehlers-Danlos syndrome....more »
    1118. Ehlers-Danlos syndrome, 6B
     A rare genetic connective tissue disorder characterized by lax joints, scoliosis and fragile sclera of the eye - Ehlers Danlos type with predominant ocular abnormalities but lysyl-hydroxylase activity is normal1....more »
    1119. Ehlers-Danlos syndrome, arthrochalasic type
     A rare genetic connective tissue disorder characterized by hyperextensible and fragile skin and hypermobile joints which leads to dislocations, osteoarthritis and fractures - previously known as EDS types 7A and 7B....more »
    1120. Ehlers-Danlos syndrome, cardiac valvular form
     A rare genetic connective tissue disorder characterized by hypermobile joints, joint dislocations and skin hyperextensibility and fragility....more »
    1121. Ehlers-Danlos syndrome, classic type
     A rare genetic connective tissue disorder characterized by hypermobile joints, joint dislocations and skin hyperextensibility and fragility - a combination of ED types I and II....more »
    1122. Ehlers-Danlos syndrome, dermatosparaxis type
     A rare genetic connective tissue disorder characterized by skin hyperextensibility hypermobile joints and fragile skin which loses its elasticity - previously known as EDS type 7C....more »
    1123. Ehlers-Danlos syndrome, dermatospraxis type
     A rare genetic connective tissue disorder characterized by skin hyperextensibility hypermobile joints and fragile skin which loses its elasticity - previously known as EDS type 7C....more »
    1124. Ehlers-Danlos syndrome, hypermobile type
     A rare genetic connective tissue disorder characterized by generalized joint hypermobility and smooth hyperextensible skin as well as joint pain and discolations....more »
    1125. Ehlers-Danlos syndrome, hypermobility type
     A rare genetic connective tissue disorder characterized by hypermobile joints, hyperextensible skin and - previously known as EDS type 3....more »
    1126. Ehlers-Danlos syndrome, kyphoscoliosis type
     A rare genetic connective tissue disorder caused by deficiency of the lysyl hydroxylase enzyme and is characterized by progressive scoliosis and muscle weakness and fragile sclera - previously known as EDS type 6....more »
    1127. Ehlers-Danlos syndrome, tenascin-X deficiency
     A rare genetic connective tissue disorder characterized by hypermobile joints, joint dislocations and skin hyperextensibility and fragility....more »
    1128. Ehlers-Danlos syndrome, type 10
     A very rare collagen disorder which is characterized by loose joints and hyperextensible skin as well as a blood platelet anomaly which causes bleeding into the skin (petechiae)....more »
    1129. Ehlers-Danlos syndrome, vascular type
     A rare genetic connective tissue disorder characterized by delicate skin, fragile blood vessels, distinctive facial features and minimal joint problems - previously known as EDS type 4....more »
    1130. Ehlers-Danlos, syndrome, periodontitis type
     A rare genetic connective tissue disorder characterized by lax joints, hyperextensible skin and mild connective tissue fragility - a mild form of the condition....more »
    1131. Eikenella corrodens infection
     A type of anaerobic bacterial infection. The bacterium (Eikenella corrodens) is normally found in tooth plaque and can cause infection in various parts of the body. It tends to occur in patients with head and neck cancers or diabetics and drug users who l...more »
    1132. Eisenmenger Syndrome
     Increased lung blood pressure that can result from conditions such as a hole in the wall between the two heart chambers....more »
    1133. Electrical burns
     Burns caused when an electric current pass through the body or part of it. The symptoms and severity of the burn depends on the strength of the electrical current, the duration of the exposure and the part of the body involved. Prompt treatment in more se...more »
    1134. Electrocution
     Any injury caused by electricity...more »
    1135. Elephant's-ear poisoning
     The Elephant's ear is a common garden plant which has large, heart-shaped leaves on long stalks. The plant contains calcium oxalate and saphotoxin which can cause poisoning if eaten and irritation upon contact with skin or eyes. The toxins are quite poiso...more »
    1136. Elephantiasis
     Lymphatic obstruction which causes severe swelling in the legs and groin area. It is usually caused by infection with a parasitic worm which is transmitted by mosquito bites....more »
    1137. Emphysema
     Emphysema is a type of chronic obstructive pulmonary disease (COPD). It is defined as an abnormal, permanent enlargement of the air spaces distal to the terminal bronchioles accompanied by destruction of their walls and without obvious fibrosis....more »
    1138. Emphysema, congenital lobar
     A rare respiratory disorder where air can readily enter the lungs but has difficulty escaping. The severity of the condition is variable....more »
    1139. End Stage Liver Failure
     Late stage of liver failure characterised by the onset of mental and neurological symptoms, due to build up of toxic metabolites....more »
    1140. Endocrine agent-induced liver damage
     Damage or injury to the liver caused by exposure to endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may...more »
    1141. Endocrine agent-induced liver damage -- Anabolic C-17
     Damage or injury to the liver caused by exposure to Anabolic C-17 which is an endocrine agent. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    1142. Endocrine agent-induced liver damage -- Antithyroid drugs
     Damage or injury to the liver caused by exposure to endocrine agents called antithyroid drugs. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inju...more »
    1143. Endocrine agent-induced liver damage -- Glucocorticoids
     Damage or injury to the liver caused by exposure to endocrine agents called glucocorticoids. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury...more »
    1144. Endocrine agent-induced liver damage -- Oral contraceptives
     Damage or injury to the liver caused by exposure to oral contraceptives which are endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or...more »
    1145. Endocrine agent-induced liver damage -- Oral hypoglycemics
     Damage or injury to the liver caused by exposure to oral hypoglycemics which are endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or ...more »
    1146. Endocrine agent-induced liver damage -- Steroids
     Damage or injury to the liver caused by exposure to steroids which are endocrine agents. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mi...more »
    1147. Endocrine agent-induced liver damage -- Tamoxifen
     Damage or injury to the liver caused by exposure to Tamoxifen which is an endocrine agent. Endocrine agents are a relatively uncommon cause of liver damage. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. ...more »
    1148. Endocrine pancreatic cancer
     Any disease that affects the endocrine pancreas...more »
    1149. Endomyocardial fibrosis
     Heart disease characterized by progressive fibrosis of the lining of one or both lower heart cavities. This results in constriction of the heart cavity and may involve the heart valves and other structures....more »
    1150. English Ivy poisoning
     English Ivy is a poisonous vine fund in Europe, US and Canada. The leaves and berries are the most toxic part of the plant but all parts of the plant are toxic. Falcarinol and polyacetylene are the toxic chemicals found in the plant....more »
    1151. Environmental allergen related eczema
     Environmental allergen related eczema is a form of eczema that results from exposure to an environmental allergen such as moulds, pollens or dust mite. Environmental allergens are more likely to cause allergic conditions such as hay fever and asthma but c...more »
    1152. Eosinophilic fasciitis
     A rare disorder where the skin on the limbs become painfully inflamed and looses it's elasticity....more »
    1153. Eosinophilic pustular folliculitis
     A rare skin disorder characterized by the recurring development of characteristic skin papules and pustules....more »
    1154. Epidermalolysis bullosa
     A group of skin disorders characterized by fragile skin which can blister upon little or no trauma to the skin. There are a number of different subtypes with some being inherited and some acquired. The hands and feet are often the main parts of the body a...more »
    1155. Epidermolysa bullosa simplex and limb girdle muscular dystrophy
     A rare syndrome involving fragile skin that blisters easily as well as muscle weakness and wasting in the head and limbs. The severity of the blistering and muscle weakness is variable with some sufferers dying during infancy....more »
    1156. Epidermolysis Bullosa Dystrophica, Autosomal Dominant
     A rare inherited skin blistering disorder characterized by the development of blisters on the skin and mucous membranes even with minor skin trauma. The blistered areas become scarred. The condition is caused by a defect in the collagen gene. The skin sen...more »
    1157. Epidermolysis Bullosa Dystrophica, Pretibial
     A rare inherited skin blistering disorder characterized by the development of blisters on the skin and mucous membranes even with minor skin trauma. The skin condition also involves itching which usually doesn't respond to conventional therapies. The blis...more »
    1158. Epidermolysis Bullosa Pruriginosa
     A rare inherited skin blistering disorder characterized by the development of skin blistering and scarring mainly on the shins. The condition is caused by a defect in the collagen gene. The skin sensitivity may improve with age....more »
    1159. Epidermolysis bullosa
     A group of rare inherited skin diseases characterized by fragile skin which forms blisters with even minor injuries. The blisters can be painful and can occur anywhere on the skin and even inside the digestive tract....more »
    1160. Epidermolysis bullosa acquisita
     An acquired autoimmune skin condition characterized by blisters which cause scarring on the skin of joints and sometimes the skull....more »
    1161. Epidermolysis bullosa dystrophica, Bart type
     A rare inherited skin blistering disorder characterized by the development of blisters on the skin and mucous membranes as well as areas of missing skin at birth. Nail abnormalities are also present....more »
    1162. Epidermolysis bullosa dystrophica, dominant type
     A relatively mild form of the skin disease characterized by fragile, blistered skin....more »
    1163. Epidermolysis bullosa intraepidermic
     A rare inherited skin disorder characterized by separation of the layers within the skin which results in fragile, blistered skin. The blisters usually heal without scarring and the skin that is most often placed under trauma (feet and hands) is the most ...more »
    1164. Epidermolysis bullosa inversa dystrophica
     A rare genetic syndrome characterized by fragile skin which blisters easily. The corneas, vulval and anal areas are involved as well as the trunk, neck, thighs and legs....more »
    1165. Epidermolysis bullosa simplex with mottled pigmentation
     A variant of a skin blistering disease which also involved a skin pigmentation anomaly....more »
    1166. Epidermolysis bullosa simplex, Cockayne-Touraine type
     A form of skin disease where fragile skin blisters if it suffers some sort of physical trauma. The blisters do not cause scarring and are exacerbated by warm weather....more »
    1167. Epidermolysis bullosa simplex, Koebner type
     A rare genetic skin blistering disorder where fragile skin blisters upon minor trauma. The blistering is widespread and can cause severe scarring which can affect growth....more »
    1168. Epidermolysis bullosa simplex, Ogna type
     An inherited skin blistering condition characterized by blisters on palms and soles....more »
    1169. Epidermolysis bullosa with pyloric atresia
     A rare inherited blistering skin disorder which also involves a defect where the digestive system is closed off in the pyloric area. Death generally occurs even if the defect is corrected....more »
    1170. Epidermolysis bullosa, acquired
    1171. Epidermolysis bullosa, dermolytic
     A rare genetic syndrome characterized by fragile skin which blisters easily due to defective skin collagen. The mucosal lining of the mouth and even intestines may be effected in severe cases....more »
    1172. Epidermolysis bullosa, generalized atrophic benign
     A rare inherited skin disorder characterized by fragile skin which blisters easily and often results in scars after healing. The condition is generally quite mild compared to other skin disorders involving fragile blistering skin....more »
    1173. Epidermolysis bullosa, junctional
     A rare inherited skin disease which is characterized by fragile skin which readily forms skin blisters and can result in fatal complications....more »
    1174. Epidermolysis bullosa, junctional, Herlitz-Pearson
     A rare blistering skin disease which can often result in infant death...more »
    1175. Epidermolysis bullosa, junctional, with pyloric atrophy
     A rare inherited skin disease which is characterized by fragile skin which readily forms skin blisters as well as obstruction of the passage from the stomach to the intestine (pylorus). Death usually occurs within weeks of birth....more »
    1176. Epidermolysis bullosa, lethal acantholytic
     A very rare inherited disorder characterized by extremely fragile skin and mucous membranes which blisters and peels. The majority of the skin blisters and peels within a week of birth. Severe fluid loss and death follows soon after....more »
    1177. Epidermolysis bullosa, simplex
     A group of skin disorders characterized by fragile skin which can blister upon little or no trauma to the skin. There are a number of different subtypes with some being inherited and some acquired. The hands and feet are often the main parts of the body a...more »
    1178. Epidermolytic Hyperkeratosis
     A rare inherited skin disorder characterized by blistering, redness, scaling and ultimately thickening of the skin that occurs from birth. The severity of the condition is variable....more »
    1179. Epidermolytic epidermolysis bullosa
     A group of skin disorders characterized by fragile skin which can blister upon little or no trauma to the skin. There are a number of different subtypes with some being inherited and some acquired. The hands and feet are often the main parts of the body a...more »
    1180. Epiglotitis
     Inflamation of the epiglottis in the throat...more »
    1181. Episcleritis
     Localised, self limiting inflammation of the episclera (connective tissue overlying the sclera)....more »
    1182. Ermine phenotype
     A very rare syndrome characterized by pigmentation abnormalities as well as deafness....more »
    1183. Erucism
     Erucism is a skin reaction to envenomation from certain poisonous caterpillar spines. The reaction can be cause by contact with the spines or hairs of the caterpillar. Even airborne caterpillar hair can cause symptoms as can spines or hair on dead caterpi...more »
    1184. Eruptive psoriasis
     Guttate psoriasis is a skin condition in which small, red, teardrop-shaped spots appear on the arms, legs, and middle of the body. Guttate means "drop" in Latin....more »
    1185. Erysipelas
     A severe streptococcal bacterial infection where infection spreads from the skin to tissue underneath. The face and extremities are the usual sites affected....more »
    1186. Erysipeloid
     A dermatitis or cellulitis of the hand and fingers...more »
    1187. Erythema
     A condition which is characterized by redness of the skin due to congestion of the capillaries...more »
    1188. Erythema ab igne
    1189. Erythema elevatum diutinum
     A rare chronic skin disorder characterized by skin nodules and plaques near joints and on the back of the hands and feet....more »
    1190. Erythema multiforme
     An allergic inflammatory skin disorder which has a variety of causes and results in skin and mucous membrane lesions that affect mainly the hands, forearms, feet, mouth nose and genitals....more »
    1191. Erythema multiforme as in case of herpes simplex infection
     is a skin condition of unknown etiology, possibly mediated by deposition of immune complex (mostly IgM) in the superficial microvasculature of the skin and oral mucous membrane that usually follows an antecedent infection or drug exposure. It is a common ...more »
    1192. Erythema nodosum
     Allergic skin condition usually on the legs...more »
    1193. Erythroblastopenia
     A form of anemia involving the absence of red blood cell precursors which results in a low red blood cell count. The blood abnormality may be congenital or acquired through such things as particular viral infections or drug use. Without treatment, symptom...more »
    1194. Erythroderma
     Condition with thickening and flaking skin...more »
    1195. Erythroderma desquamativa of Leiner
     A rare skin disorder characterized by a reddish, thickened skin rash that spreads to various parts of the body and is usually accompanied by diarrhea, failure to thrive, anemia and recurring local and systemic infections....more »
    1196. Erythroderma lethal congenital
     A rare disorder which results in death within a year of birth and involves skin and growth problems....more »
    1197. Erythrodermic eczema
     Erythrodermic eczema is a severe condition that results from worsening eczema....more »
    1198. Erythrokeratodermia ataxia
     A rare inherited condition characterized by skin and nervous system disorders...more »
    1199. Erythrokeratodermia symmetrica progressiva
     A rare inherited skin disease with characteristic skin lesions usually found on hands and feet but can be found on other parts of the body....more »
    1200. Erythrokeratodermia variabilis, Mendes da Costa type
     A rare inherited disorder characterized by short-lived red patches on the skin and thickening of the skin....more »
    1201. Erythromelalgia
     A rare disorder characterized by periods of burning pain, redness and warmth in the feet and hands....more »
    1202. Erythropoietin-induced hypertension
     Erythropoietin-induced hypertension is high blood pressure caused by taking erythropoietin which is sometimes used to treat anemia in conditions such as chornic kidney failure. Patients with an existing history of hypertension may suffer further blood pre...more »
    1203. Esophageal Atresia and/or Tracheoesophageal Fistula
     A rare condition characterized by an underdeveloped esophagus where the esophagus is not connected to the stomach. An abnormal opening between the trachea and esophagus may or may not also be present. The two abnormalities usually occur together....more »
    1204. Esophageal atresia with tracheoesophageal fistula
     A rare condition characterized by an abnormal opening between the trachea and esophagus as well as an underdeveloped esophagus where the esophagus is not connected to the stomach....more »
    1205. Essential mixed cryoglobulinemia
     A rare autoimmune disorder characterized by the presence of a mixture of various types of antibodies (crylglobulins) in the blood....more »
    1206. Essential thrombocytopenia
     A rare blood disorder characterized by an excessively low number of platelets in the blood which often results in hemorrhages....more »
    1207. Essential thrombocytosis -- same as essential thrombocythemia
     A rare blood disorder where the blood contains too many platelets due to excessive megakaryocytes (platelet-producing cells). Platelets are essential for blood clotting but in essential thrombocythemia excessive platelets can cause the blood to form abnor...more »
    1208. Estren-Dameshek syndrome
     A form of anemia inherited in a familial pattern. It is considered a variant of a condition called Fanconi's anemia....more »
    1209. Ethanol-induced Sideroblastic anemia
     Ethanol-induced sideroblastic anemia is a blood disorder caused by consuming ethanol. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blood cells which make them una...more »
    1210. Ethylenediamine dihydrochloride mix allergy
     A Ethylenediamine dihydrochloride allergy refers to an adverse reaction by the body's immune system to Ethylenediamine dihydrochloride which is often found in medicinal preparations such as skin creams and nose drops. It also has various industrial uses. ...more »
    1211. Ethylmalonic aciduria
     A very rare inherited disorder characterized by neurological and vascular symptoms caused by an excessive buildup of ethylmalonic aciduria....more »
    1212. Eucalyptus Oil poisoning
     Eucalyptus oil can be used for medicinal purposes but excessive ingestion can cause problems. Likewise, eating the leaves of the eucalyptus plant (very unlikely) can also cause poisoning symptoms....more »
    1213. Eucalyptus poisoning
     Eucalyptus trees bear leaves with a distinctive odor when crushed. The tree is found mainly in Australia. The leaves and bark contains eucalyptus oil and cyanogenic glycoside which can cause symptoms if large quantities are eaten. The leaves are the main ...more »
    1214. Euphorbium poisoning
     Euphorbium is a spiny, cactus-like shrub with green succulent stems and tiny yellow flowers. The plant contains diterpene esters in its sap which can cause symptoms if eaten. Skin exposure can result in skin irritation. The plant is considered to have a r...more »
    1215. Evan's syndrome
     A rare condition where circulating antibodies red blood cells and a low level of blood platelets causing low iron levels and reduced blood clotting ability....more »
    1216. Exercise induced anaphylaxis
     A rare form of hives triggered by exercise. The condition can progress to shock and even death. Some sufferers are prone to this condition if they eat certain foods (especially wheat) before exercising....more »
    1217. Exostoses -- anetodermia -- brachydactyly type E
     A rare syndrome characterized mainly by bone growths, a skin disorder and short foot bones....more »
    1218. Extra-upper Aerodigestive Tract NK/T cell lymphoma
     A form of lymphoma that occurs externally to the lymph nodes but is located in sites other than the upper aerodigestive tract, nasopharynx and nasal cavity. This particular type of lymphoma is rare but tends to be aggressive....more »
    1219. Extranodal NK/T cell lymphoma
     A form of lymphoma that occurs externally to the lymph nodes. It usually in the nasal area but can also occur in the gastrointestinal tract, trachea, skin, liver and other soft tissues. This particular type of lymphoma is rare but tends to be aggressive....more »
    1220. Extranodal NK/T cell lymphoma, nasal
     A form of lymphoma that occurs externally to the lymph nodes and in particular, is located in the nasal region. This particular type of lymphoma is rare but tends to be aggressive. It is often associated with the Epstein-Barr virus....more »
    1221. Extranodal NK/T cell lymphoma, nasal type
     A form of lymphoma that occurs externally to the lymph nodes. It usually in the nasal area but can also occur in the gastrointestinal tract, trachea or skin. This particular type of lymphoma is rare but tends to be aggressive. Specific symptoms will vary ...more »
    1222. Eye allergy
     Allergic of the eye is usually characterized by inflammation of the conjunctiva associated with itching, redness and watering of the eyes....more »
    1223. Eye muscle strain
     An eye disorder caused by strain on the eye muscles. The eyes become tired when being used intensely such as occurs when working on the computer, driving or reading, long periods of time straining to see in dim light or extremely bright lights. Eye refrac...more »
    1224. Eyelid eczema
     Eyelid eczema is a chronic skin condition affecting the eyelids. The skin of the eyelids becomes itchy, red and scaly. Often other parts of the body also have eczema....more »
    1225. FLOTCH syndrome
     A very rare syndrome characterized mainly by kidney stones, completely white nails and cysts that form in oil producing areas of skin....more »
    1226. Fabry's Disease
     Genetic fat storage disorder...more »
    1227. Facial Psoriasis
     Psoriasis is a chronic skin condition characterized by scaling and inflammation of the skin which can occur on virtually any part of the body. Facial psoriasis refers to psoriasis that develops on the skin of the face. This location is particularly proble...more »
    1228. Facial ectodermal dysplasia
     A very rare inherited disorder characterized by hair, teeth, nail and skin abnormalities. The type and severity of symptoms is variable....more »
    1229. Factor V deficiency
     An inherited disorder where the deficiency of a blood component affects its ability to clot properly which can lead to bleeding problems. The severity of the disorder can vary from easy bruising to life-threatening hemorrhages....more »
    1230. Fallot syndrome
     A congenital heart disorder consisting of four heart defects - hole between the ventricles (ventricular septal defect), obstruction from right ventricles to the lungs (subpulmonary stenosis), overriding aorta and thickened right ventricle muscle....more »
    1231. False cactus poisoning
     False cactus is a spiny, cactus-like plant found mainly in gardens in India. The plant contains diterpene esters which is mildly toxic if eaten. Skin irritation can also occur on skin exposure....more »
    1232. Familial Cold Autoinflammatory Syndrome (FCAS)
     An inherited inflammatory disorder which causes periods of fever, rash and pain in joints after being exposed to cold conditions. Symptoms last less than a day and start within hours of exposure to the cold....more »
    1233. Familial Eosinophilic Cellulitis
     A relatively uncommon, recurring skin condition which is inherited and characterized by flame-shaped, raised, red skin lesions. The skin lesions usually blister and change color and resolve after a few weeks. One or more skin lesions may be present....more »
    1234. Familial Mediterranean fever
     A rare inherited condition characterized by recurrent fever and inflammation. The inflammation usually involves the stomach, lungs or joints....more »
    1235. Familial Selective Vitamin B12 Malabsorption
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1236. Familial Wilms tumor 2
     A familial form malignant kidney tumor that occurs in children. Type 2 differs from other forms of Wilms tumor by the origin of the genetic defect (chromosome 19q13.4)....more »
    1237. Familial dermographism
     A rare inherited form of hives. Even a single stroke applied with moderate pressure on the skin produces a red welt. The response usually occurs within minutes of the stimulus and may last for a few hours....more »
    1238. Familial emphysema
     A rare genetic form of emphysema caused by a deficiency of alpha-1 antitrypsin (AAT) which results in destruction of the elastin component of the lung structure. The disorder tends to run in families (familial)....more »
    1239. Familial hypopituitarism
     Impaired pituitary gland hormone-producing activity that tends to run in families. The failure of the pituitary gland in turn affects other hormone-producing glands which rely on the hormones from the pituitary gland for their activity. Symptoms are deter...more »
    1240. Familial hypothyroidism
     Impaired thyroid activity that tends to run in families....more »
    1241. Familial interstitial fibrosis
     A rare familial disorder involving fibrosis and scarring of the lung tissue which causes the lung to become stiff and unable to function normally....more »
    1242. Familial myelofibrosis
     A rare condition where progressive scarring or fibrosis of the bone marrow impairs it's ability to make blood cells causing symptoms such as anemia and liver and spleen enlargement....more »
    1243. Fanconi's anemia
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. An increased incidence of leukemias and other cancers is associated with this condition and various skeletal abnormalities and ot...more »
    1244. Fanconi's anemia -- Complementation group A
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group A refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1245. Fanconi's anemia -- Complementation group B
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group B refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1246. Fanconi's anemia -- Complementation group C
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group C refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1247. Fanconi's anemia -- Complementation group D1
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group D1 refers to a genetic subtype of the disease. An increased incidence of leukemias and o...more »
    1248. Fanconi's anemia -- Complementation group D2
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group D2 refers to a genetic subtype of the disease. An increased incidence of leukemias and o...more »
    1249. Fanconi's anemia -- Complementation group E
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group E refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1250. Fanconi's anemia -- Complementation group F
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group F refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1251. Fanconi's anemia -- Complementation group G
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group G refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1252. Fanconi's anemia -- Complementation group I
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group I refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1253. Fanconi's anemia -- Complementation group J
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group J refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1254. Fanconi's anemia -- Complementation group L
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group L refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1255. Fanconi's anemia -- Complementation group M
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group M refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1256. Fanconi's anemia -- Complementation group N
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The subtype called Complementation group N refers to a genetic subtype of the disease. An increased incidence of leukemias and ot...more »
    1257. Fanconi's anemia -- Estren-Dameshek variant
     Fanconi's anemia is a rare inherited blood disorder characterized by the inability of the bone marrow to produce blood cells. The Estren-Dameshek variant is Fanconi's anemia without the presence of any physical malformations or deformities which are often...more »
    1258. Fanconi's syndrome
    1259. Fanconi-ichthyosis-dysmorphism
     A very rare syndrome characterized by scaly skin (ichthyosis), anemia, muscle anomalies and various other abnormalities. All six reported cases died within 6 months....more »
    1260. Farmer's lung
     A condition that affects farmers who are exposed to mouldy hay or crops. The lungs become inflamed due to a hypersensitivity reaction to the exposure....more »
    1261. Fasciculations
     A condition which is characterized by involuntary muscular contractions visible under the skin....more »
    1262. Fascioliasis
     A rare parastitic infectious disease caused by liver fluke Fasciola hepatica which can cause blockage of the bile ducts in the liver....more »
    1263. Favre-Chaix angiodermatitis
     Skin and blood vessel changes that occur in the feet due to chronically poor blood supply. The size of the lesion may vary from tiny to covering a large part of the foot....more »
    1264. Faye-Petersen-Ward-Carey syndrome
     A very rare syndrome characterized by excess fluid in the skull, a blood disorder and bone and bone abnormalities....more »
    1265. Febrile Seizures
     Fever-caused seizures in infants or children....more »
    1266. Febrile Ulceronecrotic Mucha-Habermann disease
     A very rare skin disease characterized by bleeding skin ulcers and fever. There is no obvious cause of the condition. The skin ulcers spread and can cover most of the body. Sepsis and death is more likely in adults....more »
    1267. Fecal incontinence
     Leaking or poorly controlled bowel motions...more »
    1268. Felty Syndrome
     A rare complication of long-term rheumatoid arthritis which involves an enlarged spleen and blood abnormalities....more »
    1269. Female genital disorders
     Any condition affecting the female genital organs....more »
    1270. Female sexual conditions
     Sexual conditions that affect the female...more »
    1271. Fenton-Wilkinson-Toselano syndrome
     A rare syndrome characterized mainly by ataxia, light sensitivity and short stature....more »
    1272. Fetterbush poisoning
     Fetterbush is an evergreen shrub which bears elongated spikes of small, urn-shaped flowers. The plant is found mainly in the US. The leaves and flower nectar contain andromedotoxin which is very poisonous if eaten. Severe poisoning can result in death....more »
    1273. Fibronectin-Deficient EDS
     A very rare collagen disorder which is characterized by loose joints and hyperextensible skin as well as a blood platelet anomaly which causes bleeding into the skin (petechiae)....more »
    1274. Fingerprints absence -- congenital milia
     A very rare syndrome characterized mainly by the absence of fingerprints, webbed toes and milia....more »
    1275. Fingerprints absence -- syndactyly -- milia
     A very rare syndrome characterized mainly by the absence of fingerprints, webbed toes and milia....more »
    1276. Fire Coral poisoning
     The Fire Coral is a type of jellyfish with a seaweed-like appearance, found in warmer oceans around the world. The fire coral has stinging cells which can deliver a sting to humans. The fire coral has a hard skeletal portion which can also deliver cuts to...more »
    1277. Fire coral larvae envenomation
     The tiny stinging larvae of fire coral can release a toxin if they are put under pressure. Thus, any larvae trapped under swimming bathers or caps can cause toxins to be released. The skin develops an allergic response to the toxin and a rash forms. Swimm...more »
    1278. Fire-Bellied Toad poisoning
     The Fire-Bellied toads are often kept as aquarium pets. These toads contain a poisonous chemical called bombesin and bominine which can various symptoms if accidentally ingested or comes into contact with the eyes, mouth or skin. Eye symptoms usually reso...more »
    1279. Fishtail palm poisoning
     The fishtail palm is a type of palm with unusual fishtail-shaped leaves. It bears a fruit that contains calcium oxalate crystals which causes severe mouth irritation if eaten. The seed kernels inside the fruit are actually edible but the fleshy portion ca...more »
    1280. Flax poisoning
     Flax is slender-stemmed herb which bears blue flowers and capsulated fruit containing smooth brown seeds. The plant originated in Europe but is found in many parts of the world growing wild. The plant contains a chemical called linomarin (a cyanogenic gly...more »
    1281. Flea-borne diseases
     Diseases that are carried by fleas...more »
    1282. Florida leucothoe poisoning
     The Florida leucothoe is a shrubby plant often grown in gardens. The leaves contain andromedotoxin which can cause serious symptoms if eaten. The plant is considered very poisonous and can result in death if sufficient quantities of leaves are consumed....more »
    1283. Flowering spurge poisoning
     The flowering spurge is a slender plant which bears little white flowers. The plant is sometimes used for medicinal purposes by native Americans to treat conditions such as skin infections and gonorrhea but the milky sap of the plant contains diterpene es...more »
    1284. Flu
     Very common viral respiratory infection....more »
    1285. Flu-like conditions
     Medical conditions similar to flu, or exhibition flu-like symptoms....more »
    1286. Fluke infections
     An infection caused by flukes...more »
    1287. Flynn-Aird syndrome
     A rare inherited disorder where neurological degeneration causes symptoms such as dementia, ataxia, eye problems, skin disorders and muscle wasting....more »
    1288. Folate-deficiency anemia
     Folate-deficiency anemia is a blood condition characterized by low levels of folate in the body which leads to a reduction in the number of red blood cells. It is usually the result of a poor diet, malabsorption issues or the use of certain medications....more »
    1289. Follicular hamartoma -- alopecia -- cystic fibrosis
     A rare syndrome characterized by small benign growths that develop in hair follicles, alopecia and cystic fibrosis....more »
    1290. Follicular ichthyosis
     A genetic skin disorder which causes the skin to become red, dry and scaly. It can occur anywhere on the body where there are hair follicles....more »
    1291. Food Additive Adverse reaction -- MSG
     An intolerance to MSG is an adverse reaction (not an immune response) by the body to a food additive called MSG which is used in a number of foods. The adverse reaction results from the body's inability to metabolize or deal with the food additive. The am...more »
    1292. Food Additive Adverse reaction -- amines
     An intolerance to amines is an adverse reaction (not an immune response) by the body to amines which are found naturally in foods such as bananas, pineapples, vegetables, red wine, citrus fruit and many other foods. The adverse reaction results from the b...more »
    1293. Food Additive Adverse reaction -- chocolate
     An intolerance to chocolate is an adverse reaction (not an immune response) by the body to chocolate. The adverse reaction results from the body's inability to metabolize the food. The amount of chocolate required to trigger the onset of symptoms and the ...more »
    1294. Food Additive Adverse reaction -- citric acid intolerance
     An intolerance to citric acid is an adverse reaction (not an immune response) by the body to citric acid or foods containing citric acid. Citric acid can be found naturally in foods but is also frequently used as an additive to various foods. The adverse ...more »
    1295. Food Additive Adverse reaction -- food additives
     An intolerance to food additives is an adverse reaction (not an immune response) by the body to food additives. The adverse reaction results from the body's inability to metabolize or deal with the food additive. The amount of the substance required to tr...more »
    1296. Food Additive Adverse reaction -- salicylate
     An intolerance to salicylates is an adverse reaction (not an immune response) by the body to salicylates which is an ingredient in aspirin but is also found naturally in various fruit, vegetables, herbs and spices. The adverse reaction results from the bo...more »
    1297. Food Additive Adverse reaction -- sulfite
     An intolerance to sulfites is an adverse reaction (not an immune response) by the body to sulfites which is often used as a preservative in a variety of foods and medications including meats, salads and dried fruits. The adverse reaction results from the ...more »
    1298. Food Additive Adverse reaction -- sulphite
     An intolerance to sulphite is an adverse reaction (not an immune response) by the body to sulphite. The adverse reaction results from the body's inability to metabolize the substance. The amount of sulphite required to trigger the onset of symptoms and th...more »
    1299. Food Additive Allergy -- Annatto
     Annatto allergy is an adverse reaction by the body's immune system to a yellow food coloring called annatto which is used as an additive in a number of foods and drinks The specific symptoms that can result can vary considerably amongst patients and may r...more »
    1300. Food Additive Allergy -- BHA antioxidants
     A BHA antioxidant allergy is an adverse reaction by the body's immune system to a food additive called BHA antioxidant which is used primarily in fats and oils to prevent them spoiling. The specific symptoms that can result can vary considerably amongst p...more »
    1301. Food Additive Allergy -- BHT antioxidants
     A BHT antioxidant allergy is an adverse reaction by the body's immune system to a food additive called BHT antioxidant which is used primarily in fats and oils to prevent them spoiling. The specific symptoms that can result can vary considerably amongst p...more »
    1302. Food Additive Allergy -- Carmine
     A carmine allergy is an adverse reaction by the body's immune system to carmine which is used as an additive in a number of foods (red yoghurt, red popsicles, red drinks) as well as in some cosmetics The specific symptoms that can result can vary consider...more »
    1303. Food Additive Allergy -- amaranth
     An amaranth allergy is an adverse reaction by the body's immune system to a red food coloring called amaranth which is used in a number of foods and drinks. The specific symptoms that can result can vary considerably amongst patients and may range from mi...more »
    1304. Food Additive Allergy -- antioxidants
     An antioxidant allergy is an adverse reaction by the body's immune system to a food additive called antioxidants which is used primarily in fats and oils to prevent them spoiling. The specific symptoms that can result can vary considerably amongst patient...more »
    1305. Food Additive Allergy -- benzoate
     A benzoate allergy is an adverse reaction by the body's immune system to a food additive called benzoate which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to severe....more »
    1306. Food Additive Allergy -- carageenan gum
     A carageenan gum allergy is an adverse reaction by the body's immune system to a food additive called carageenan gum which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild t...more »
    1307. Food Additive Allergy -- erythrosine
     An erythrosine allergy is an adverse reaction by the body's immune system to a red food coloring called erythrosine which is used in a number of foods and drinks. The specific symptoms that can result can vary considerably amongst patients and may range f...more »
    1308. Food Additive Allergy -- guar gum
     A guar gum allergy is an adverse reaction by the body's immune system to a food additive called guar gum which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to severe....more »
    1309. Food Additive Allergy -- gum
     A gum allergy is an adverse reaction by the body's immune system to a food additive called gum which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to severe....more »
    1310. Food Additive Allergy -- gum acacia
     A gum acacia allergy is an adverse reaction by the body's immune system to a food additive called gum acacia which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to severe...more »
    1311. Food Additive Allergy -- gum tragacanth
     A gum tragacanth allergy is an adverse reaction by the body's immune system to a food additive called gum traganth (type of gum) which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range...more »
    1312. Food Additive Allergy -- lecithin
     A lecithin allergy is an adverse reaction by the body's immune system to a food additive called lecithin which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to severe....more »
    1313. Food Additive Allergy -- locust bean gum
     A locust bean gum allergy is an adverse reaction by the body's immune system to a food additive called locust bean gum which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild...more »
    1314. Food Additive Allergy -- quinoline yellow
     A quinoline yellow allergy is an adverse reaction by the body's immune system to a yellow food coloring called quinoline yellow which is used in a number of foods and drinks. The specific symptoms that can result can vary considerably amongst patients and...more »
    1315. Food Additive Allergy -- saffron
     A saffron allergy is an adverse reaction by the body's immune system to a yellow food coloring called saffron which is used as an additive in a number of foods and drinks. The specific symptoms that can result can vary considerably amongst patients and ma...more »
    1316. Food Additive Allergy -- salicytes
     A salicylate allergy is an adverse reaction by the body's immune system to a food additive called salicylate which is used in a number of foods. Salicylates also occur naturally in a wide range of plant foods especially fruits. The specific symptoms that ...more »
    1317. Food Additive Allergy -- sulphite
     A sulphite allergy is an adverse reaction by the body's immune system to a food additive called sulphite which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to severe....more »
    1318. Food Additive Allergy -- sulphite derivative
     A sulphite derivative allergy is an adverse reaction by the body's immune system to a food additive called sulphite derivative which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range f...more »
    1319. Food Additive Allergy -- sunset yellow
     A sunset yellow allergy is an adverse reaction by the body's immune system to a yellow food coloring called sunset yellow which is used in a number of foods and drinks. The specific symptoms that can result can vary considerably amongst patients and may r...more »
    1320. Food Additive Allergy -- tartrazine
     A tartrazine allergy is an adverse reaction by the body's immune system to tartrazine which is used as an additive in a number of foods (some breakfast cereals, cake mixes, chocolate chips etc.) The specific symptoms that can result can vary considerably ...more »
    1321. Food Additive Allergy -- xanthan gum
     A xanthan gum allergy is an adverse reaction by the body's immune system to a food additive called xanthan gum which is used in a number of foods. The specific symptoms that can result can vary considerably amongst patients and may range from mild to seve...more »
    1322. Food Allergy -- Coriander
     A coriander allergy is an adverse reaction by the body's immune system to coriander or food containing coriander. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and ...more »
    1323. Food Allergy -- Linden tea
     A linden tea allergy is an adverse reaction by the body's immune system to linden tea or food containing linden tea. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) a...more »
    1324. Food Allergy -- MSG
     An MSG allergy is an adverse reaction by the body's immune system to MSG or food containing MSG. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can ...more »
    1325. Food Allergy -- Quorn
     A quorn allergy is an adverse reaction by the body's immune system to quorn or food containing quorn. Quorn is a type of protein made from a fungus. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immuno...more »
    1326. Food Allergy -- abalone
     An abalone allergy is an adverse reaction by the body's immune system to abalone or food containing abalone. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympto...more »
    1327. Food Allergy -- almond
     An almond allergy is an adverse reaction by the body's immune system to almonds or food containing almonds. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptom...more »
    1328. Food Allergy -- aniseed
     An aniseed allergy is an adverse reaction by the body's immune system to aniseed or food containing aniseed. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and hista...more »
    1329. Food Allergy -- apple
     An apple allergy is an adverse reaction by the body's immune system to apples or food containing apples. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1330. Food Allergy -- apricot
     An apricot allergy is an adverse reaction by the body's immune system to apricots or food containing apricots. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symp...more »
    1331. Food Allergy -- avocado
     An avocado allergy is an adverse reaction by the body's immune system to avocados or food containing avocados. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symp...more »
    1332. Food Allergy -- banana
     A banana allergy is an adverse reaction by the body's immune system to bananas or food containing bananas. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histami...more »
    1333. Food Allergy -- barley
     A barley allergy is an adverse reaction by the body's immune system to barley or food containing barley. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1334. Food Allergy -- bean
     A bean allergy is an adverse reaction by the body's immune system to beans or food containing beans. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in ...more »
    1335. Food Allergy -- beef
     A beef allergy is an adverse reaction by the body's immune system to beef. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with t...more »
    1336. Food Allergy -- beer
     A beer allergy is an adverse reaction by the body's immune system to beer or food containing beer. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in re...more »
    1337. Food Allergy -- bell pepper
     A bell pepper allergy is an adverse reaction by the body's immune system to bell peppers or food containing bell pepper. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The spe...more »
    1338. Food Allergy -- brazil nut
     A brazil nut allergy is an adverse reaction by the body's immune system to brazil nuts or food containing brazil nuts. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The speci...more »
    1339. Food Allergy -- buckwheat
     A buckwheat allergy is an adverse reaction by the body's immune system to buckwheat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to cont...more »
    1340. Food Allergy -- cabbage
     A cabbage allergy is an adverse reaction by the body's immune system to cabbage or food containing cabbage. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histam...more »
    1341. Food Allergy -- carp
     A carp (type of fish) allergy is an adverse reaction by the body's immune system to carp or food containing carp. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific s...more »
    1342. Food Allergy -- carrot
     A carrot allergy is an adverse reaction by the body's immune system to carrots or food containing carrots. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    1343. Food Allergy -- cashew
     A cashew allergy is an adverse reaction by the body's immune system to cashews or food containing cashews. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    1344. Food Allergy -- castor bean
     A castor bean allergy is an adverse reaction by the body's immune system to castor beans or food containing castor beans. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The sp...more »
    1345. Food Allergy -- celery
     A celery allergy is an adverse reaction by the body's immune system to celery or food containing celery. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1346. Food Allergy -- chamomile tea
     A chamomile tea allergy is an adverse reaction by the body's immune system to chamomile tea or food containing chamomile. This type of allergy is rare and serious reactions are very rare. The specific symptoms that can result can vary considerably amongst...more »
    1347. Food Allergy -- cherry
     A cherry allergy is an adverse reaction by the body's immune system to cherries or food containing cherries. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympto...more »
    1348. Food Allergy -- chestnut
     A chestnut allergy is an adverse reaction by the body's immune system to chestnuts or food containing chestnuts. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sy...more »
    1349. Food Allergy -- chick pea
     A chick pea allergy is an adverse reaction by the body's immune system to chick peas or food containing chick peas. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) an...more »
    1350. Food Allergy -- chicken meat
     A chicken meat allergy is an adverse reaction by the body's immune system to chicken meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response t...more »
    1351. Food Allergy -- cinnamon
     A cinnamon allergy is an adverse reaction by the body's immune system to cinnamon or food containing cinnamon. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and his...more »
    1352. Food Allergy -- coconut
     A coconut allergy is an adverse reaction by the body's immune system to coconuts or food containing coconut. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and hista...more »
    1353. Food Allergy -- codfish
     A codfish allergy is an adverse reaction by the body's immune system to codfish or food containing codfish. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptom...more »
    1354. Food Allergy -- crab
     A crab allergy is an adverse reaction by the body's immune system to crabs or food containing crab. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that c...more »
    1355. Food Allergy -- crayfish
     A crayfish allergy is an adverse reaction by the body's immune system to crayfish or food containing crayfish. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symp...more »
    1356. Food Allergy -- cumin
     A cumin allergy is an adverse reaction by the body's immune system to cumin or food containing cumin. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in...more »
    1357. Food Allergy -- date palm
     A date palm allergy is an adverse reaction by the body's immune system to date palms or food containing date palms. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific...more »
    1358. Food Allergy -- duck meat
     A duck meat allergy is an adverse reaction by the body's immune system to duck meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to cont...more »
    1359. Food Allergy -- fennel
     A fennel allergy is an adverse reaction by the body's immune system to fennel or food containing fennel. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine...more »
    1360. Food Allergy -- fish
     A fish allergy is an adverse reaction by the body's immune system to fish or food containing fish. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that ca...more »
    1361. Food Allergy -- frog
     A frog allergy is an adverse reaction by the body's immune system to eating frogs or food containing frogs. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histam...more »
    1362. Food Allergy -- fruit
     A fruit allergy is an adverse reaction by the body's immune system to fruit or food containing fruit. This type of allergy is rare and serious reactions are very rare. Cooking the fruit may reduce or eliminate the reaction. The specific symptoms that can ...more »
    1363. Food Allergy -- garbanzo (legume)
     A garbanzo allergy is an adverse reaction by the body's immune system to garbanzo or food containing garbanzo. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and his...more »
    1364. Food Allergy -- garlic
     A garlic allergy is an adverse reaction by the body's immune system to garlic or food containing garlic. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine...more »
    1365. Food Allergy -- goose meat
     A goose meat allergy is an adverse reaction by the body's immune system to goose meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to co...more »
    1366. Food Allergy -- hazelnut
     A hazelnut allergy is an adverse reaction by the body's immune system to hazelnuts or food containing hazelnuts. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sy...more »
    1367. Food Allergy -- hops
     A hop allergy is an adverse reaction by the body's immune system to hops or food containing hops. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can...more »
    1368. Food Allergy -- kidney bean
     A kidney bean allergy is an adverse reaction by the body's immune system to kidney bean or food containing kidney bean. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The spec...more »
    1369. Food Allergy -- kiwi fruit
     A kiwi fruit allergy is an adverse reaction by the body's immune system to kiwi fruit or food containing kiwi fruit. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specifi...more »
    1370. Food Allergy -- lamb
     A lamb allergy is an adverse reaction by the body's immune system to lamb meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact w...more »
    1371. Food Allergy -- lentil
     A lentil allergy is an adverse reaction by the body's immune system to lentils or food containing lentils. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    1372. Food Allergy -- lettuce
     A lettuce allergy is an adverse reaction by the body's immune system to lettuce or food containing lettuce. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histam...more »
    1373. Food Allergy -- lima bean
     A lima bean allergy is an adverse reaction by the body's immune system to lima beans or food containing lima beans. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) an...more »
    1374. Food Allergy -- lobster
     A lobster allergy is an adverse reaction by the body's immune system to lobsters or food containing lobster. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympto...more »
    1375. Food Allergy -- lychee
     A lychee allergy is an adverse reaction by the body's immune system to lychee or food containing lychee. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1376. Food Allergy -- mackerel
     A mackerel allergy is an adverse reaction by the body's immune system to mackerel or food containing mackerel. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symp...more »
    1377. Food Allergy -- mango
     A mango allergy is an adverse reaction by the body's immune system to mango or food containing mango. This type of allergy is rare and serious reactions are very rare. The specific symptoms that can result can vary considerably amongst patients e.g. skin,...more »
    1378. Food Allergy -- meat
     A meat allergy is an adverse reaction by the body's immune system to meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with t...more »
    1379. Food Allergy -- melon
     A melon allergy is an adverse reaction by the body's immune system to melons or food containing melons. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms th...more »
    1380. Food Allergy -- milk
     A milk allergy is an adverse reaction by the body's immune system to milk or food containing milk. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that ca...more »
    1381. Food Allergy -- mollusk
     A mollusk allergy is an adverse reaction by the body's immune system to mollusks or food containing mollusk. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympto...more »
    1382. Food Allergy -- mussel
     A mussel allergy is an adverse reaction by the body's immune system to mussels or food containing mussels. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    1383. Food Allergy -- mustard leaf
     A mustard leaf allergy is an adverse reaction by the body's immune system to mustard leaves or food containing mustard leaves. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. T...more »
    1384. Food Allergy -- oat
     An oat allergy is an adverse reaction by the body's immune system to oats or food containing oats. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that ca...more »
    1385. Food Allergy -- olive
     An olive allergy is an adverse reaction by the body's immune system to olives or food containing olives. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1386. Food Allergy -- oranges
     An orange allergy is an adverse reaction by the body's immune system to oranges or food containing oranges. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histam...more »
    1387. Food Allergy -- papaya
     A papaya allergy is an adverse reaction by the body's immune system to papaya or food containing papaya. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1388. Food Allergy -- paprika
     A paprika allergy is an adverse reaction by the body's immune system to paprika or food containing paprika. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histam...more »
    1389. Food Allergy -- parsley
     A parsley allergy is an adverse reaction by the body's immune system to parsley or food parsley tomatoes. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms ...more »
    1390. Food Allergy -- pea
     A pea allergy is an adverse reaction by the body's immune system to peas or food containing peas. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can...more »
    1391. Food Allergy -- peach
     A peach allergy is an adverse reaction by the body's immune system to peach or food containing peach. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that...more »
    1392. Food Allergy -- peanuts
     A peanut allergy is an adverse reaction by the body's immune system to peanuts or food containing peanuts. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    1393. Food Allergy -- pear
     A pear allergy is an adverse reaction by the body's immune system to pears or food containing pears. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that ...more »
    1394. Food Allergy -- pecan
     A pecan allergy is an adverse reaction by the body's immune system to pecans or food containing pecans. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms th...more »
    1395. Food Allergy -- pine nut
     A pine nut allergy is an adverse reaction by the body's immune system to pine nuts or food containing pine nuts. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and h...more »
    1396. Food Allergy -- pineapple
     A pineapple allergy is an adverse reaction by the body's immune system to pineapples or food containing pineapple. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific ...more »
    1397. Food Allergy -- plantain
     A plantain allergy is an adverse reaction by the body's immune system to plantain or food containing plantain. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symp...more »
    1398. Food Allergy -- plum
     A plum allergy is an adverse reaction by the body's immune system to plums or food containing plums. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that ...more »
    1399. Food Allergy -- pomegranates
     A pomegranate allergy is an adverse reaction by the body's immune system to pomegranates or food containing pomegranates. This type of allergy is rare and serious reactions are very rare. The specific symptoms that can result can vary considerably amongst...more »
    1400. Food Allergy -- pork
     A pork allergy is an adverse reaction by the body's immune system to meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with t...more »
    1401. Food Allergy -- potato
     A potato allergy is an adverse reaction by the body's immune system to potato or food containing potato. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine...more »
    1402. Food Allergy -- pumpkin
     A pumpkin allergy is an adverse reaction by the body's immune system to pumpkin or food containing pumpkin. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histam...more »
    1403. Food Allergy -- red meat
     A red meat allergy is an adverse reaction by the body's immune system to red meat. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contac...more »
    1404. Food Allergy -- rice
     A rice allergy is an adverse reaction by the body's immune system to rice or food containing rice. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that ca...more »
    1405. Food Allergy -- rye
     A rye allergy is an adverse reaction by the body's immune system to rye or food containing rye. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in respo...more »
    1406. Food Allergy -- salmon
     A salmon allergy is an adverse reaction by the body's immune system to salmon or food containing salmon. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1407. Food Allergy -- scallop
     A scallop allergy is an adverse reaction by the body's immune system to scallops or food containing scallops. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympt...more »
    1408. Food Allergy -- sesame
     A sesame allergy is an adverse reaction by the body's immune system to sesame or food containing sesame. This type of allergy is rare and severe reactions are even rarer. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine...more »
    1409. Food Allergy -- shellfish
     A shellfish allergy is an adverse reaction by the body's immune system to shellfish or food containing shellfish. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific s...more »
    1410. Food Allergy -- shrimp
     A shrimp allergy is an adverse reaction by the body's immune system to shrimp or food containing shrimp. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1411. Food Allergy -- snail
     A snail allergy is an adverse reaction by the body's immune system to snails or food containing snails. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms th...more »
    1412. Food Allergy -- soy
     A soy allergy is an adverse reaction by the body's immune system to soy or food containing soy. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can r...more »
    1413. Food Allergy -- soybean
     A soybean allergy is an adverse reaction by the body's immune system to soybean or food containing soybean. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptom...more »
    1414. Food Allergy -- spices
     A spice allergy is an adverse reaction by the body's immune system to spices or food containing spices. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine ...more »
    1415. Food Allergy -- strawberry
     A strawberry allergy is an adverse reaction by the body's immune system to strawberries or food containing strawberries. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The spe...more »
    1416. Food Allergy -- sulfite
     A sulfite allergy is an adverse reaction by the body's immune system to sulfite or food containing sulfite. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptom...more »
    1417. Food Allergy -- sunflower seeds
     A sunflower seed allergy is an adverse reaction by the body's immune system to sunflower seeds or food containing sunflower seeds. This type of allergy is rare and serious reactions are very rare. The specific symptoms that can result can vary considerabl...more »
    1418. Food Allergy -- thyme
     A thyme allergy is an adverse reaction by the body's immune system to thyme or food containing thyme. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in...more »
    1419. Food Allergy -- tomato
     A tomato allergy is an adverse reaction by the body's immune system to tomatoes or food containing tomatoes. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympto...more »
    1420. Food Allergy -- tree nuts
     A tree nut allergy is an adverse reaction by the body's immune system to tree nuts or food containing tree nuts. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sy...more »
    1421. Food Allergy -- tuna
     A tuna allergy is an adverse reaction by the body's immune system to tuna or food containing tuna. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in re...more »
    1422. Food Allergy -- turnip
     A turnip allergy is an adverse reaction by the body's immune system to turnip or food containing turnip. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms t...more »
    1423. Food Allergy -- turtle
     A turtle allergy is an adverse reaction by the body's immune system to the ingestion of turtle meat. This type of allergy is rare and serious reactions are very rare. The specific symptoms that can result can vary considerably amongst patients e.g. skin, ...more »
    1424. Food Allergy -- vegetable oil
     A vegetable oil allergy is an adverse reaction by the body's immune system to vegetable oil or food containing vegetable oil. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an an...more »
    1425. Food Allergy -- walnuts
     A walnut allergy is an adverse reaction by the body's immune system to walnuts or food containing walnuts. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    1426. Food Allergy -- watermelon
     A watermelon allergy is an adverse reaction by the body's immune system to melons or food containing watermelons. This type of allergy is rare and serious reactions are very rare. The specific symptoms that can result can vary considerably amongst patient...more »
    1427. Food Allergy -- wheat
     A wheat allergy is an adverse reaction by the body's immune system to wheat or food containing wheat. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that...more »
    1428. Food Allergy -- zucchini
     A zucchini allergy is an adverse reaction by the body's immune system to zucchini or food containing zucchini. This type of allergy is rare and serious reactions are very rare. The body's immune system produces immunoglobulin E (IgE - an antibody) and his...more »
    1429. Food allergies
     Immune over-reaction to an eaten food....more »
    1430. Food intolerances
     Any inability to tolerate particular foods....more »
    1431. Forbes-Albright syndrome
     A rare condition where a hormone secreting pituitary or hypothalamic tumor causes galactorrhea and amenorrhea....more »
    1432. Forearm muscle strain
     Damage to the forearm muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity ...more »
    1433. Fournier Gangrene
     A necrotizing bacterial infection of the skin on the genitals and perineum. The condition progresses rapidly and immediate medical attention is vital to prevent the bacteria entering the blood steam and resulting in death. It is usually the male genitals ...more »
    1434. Fowler-Christmas-Chapple syndrome
     A rare syndrome characterized by the association of polycystic ovaries with the abnormal functioning of the urinary valve....more »
    1435. Fox-Fordyce Disease
     A rare disorder where sweat trapped in the sweat glands results in itching inflammation of the involved tissue...more »
    1436. Francois dyscephalic syndrome
     A rare genetic disorder characterized by very small stature, microphthalmia, small pinched nose and hypotrichosis....more »
    1437. Freire-Maia syndrome
     An extremely rare syndrome characterized by tooth, hair and limb abnormalities. The abnormalities can be quite severe in some cases. The parents may have been related in the reported cases....more »
    1438. Fresh Mangrove caterpillar poisoning
     Contact with the poisonous hairs or spines of the Fresh Mangrove caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    1439. Frostbite
     Tissue damage from freezing...more »
    1440. Fucosidosis type 1
     A rare biochemical disorder involving deficiency of an enzyme (alpha-fucosidase) which results in accumulation of certain chemicals (glycosphingolipids) in the central nervous system and other body tissues. It is an infantile form of fucosidosis which sta...more »
    1441. Fucosidosis type II
     A form of the biochemical disorder called fucosidosis where an enzyme deficiency (alpha-fucosidase) results in the accumulation of certain chemicals (glycosphingolipids) in the central nervous system and other body tissues. Symptoms start later and progre...more »
    1442. Fukuda-Miyanomae-Nakata syndrome
     A rare syndrome characterized mainly tooth, bone and nail abnormalities as well as anal and urethral anomalies....more »
    1443. Functioning pancreatic endocrine tumor
     Tumors that develop in the pancreas and cause excessive secretion of one or more pancreatic hormones such as insulin, somatostatin, glucagons, gastrin, ACTH (corticosteroids) and vasoactive intestinal peptidase....more »
    1444. GM1 gangliosidosis
     A rare biochemical disorder involving a deficiency of an enzyme (beta-galactosidase A) which results in the accumulation of harmful chemicals (GM1 gangliosides) in the central nervous system and other body tissues. Type 1 is a severe infantile form of the...more »
    1445. Gall Bladder Cancer
     Cancer of the gall bladder....more »
    1446. Gallstones
     Stone-like deposits in the gall bladder....more »
    1447. Gangliosidosis generalized GM1, type 1
     A rare biochemical disorder involving a deficiency of an enzyme (beta-galactosidase A) which results in the accumulation of harmful chemicals (GM1 gangliosides) in the central nervous system and other body tissues. Type 1 is a severe infantile form of the...more »
    1448. Gangrene
     Tissue death...more »
    1449. Garden chrysanthemum poisoning
     Garden chrysanthemums are ornamental flowering plants with pretty flowers of varying color and size. The leaves and flowers contain alantolactone which can cause severe skin irritation on skin exposure....more »
    1450. Gardner-Diamond syndrome
     A rare inherited disorder characterized by bruises which form readily, tend to spread and are painful. Some cases are believed to have a psychological basis....more »
    1451. Gardner-Morrisson-Abbot syndrome
     A rare syndrome characterized by thrombocytopenia and various other abnormalities present at birth....more »
    1452. Garland flower Daphne poisoning
     Garland flower Daphne is a small shrub bearing clusters of small pink or white fragrant flowers and white or yellow berries. The plant originated in Europe and is often used as an ornamental plant in gardens. The plant contains chemicals which can cause p...more »
    1453. Garret-Tripp syndrome
     A rare syndrome characterized mainly by extra digits, a lack of hair and scaly skin on the scalp, face and neck....more »
    1454. Gas gangrene
     A condition characterized by death of tissue usually followed by bacterial invasion and putrefaction...more »
    1455. Gastrocutaneous syndrome
     A arare inherited disorder characterized by peptic ulcers, hiatus hernia, eye abnormalities and skin pigmentation....more »
    1456. Gastrointestinal Basidiobolomycosis
     Very rare intestinal infection...more »
    1457. Gastrointestinal bleeding
     Internal bleeding in the digestive tract...more »
    1458. Gaucher disease -- perinatal lethal form
     A rare syndrome characterized by the association of abnormally tight skin and Gaucher disease which is a lipid storage disease. This is the most severe form of Gaucher disease....more »
    1459. Gaucher disease type 2
     A rare inherited biochemical disorder characterized by the deficiency of the enzyme called glucocerebrosidase and accumulation of glycosylceramide (glucocerebroside). There are three forms of this disease: type 1, 2 and 3. Type 2 is acute neurological for...more »
    1460. Gaucher ichthyosis restrictive dermopathy
     A rare lethal condition characterized by the association of a lipid storage disease (Gaucher disease), congenital ichtyhosis and restrictive dermopathy....more »
    1461. Generalised anxiety disorder
     Anxiety is a feeling of apprehension or fear....more »
    1462. Generalized anxiety disorder
     Excessive anxiety and worrying....more »
    1463. Generalized pustular psoriasis
     This is a rare form of psoriasis is also known as von Zumbusch psoriasis. It can be life-threatening especially in the elderly. It is characterized by the development of pustules in the flexural areas - the backs of the knees, the insides of the elbows, t...more »
    1464. Generalized pustular psoriasis of pregnancy
     A form of psoriasis that occurs during the third trimester of pregnancy and is characterized by pustules rather the skin bumps. The skin under and around the pustules is red and variable areas of skin may be involved. The pustules tends to occur in locali...more »
    1465. Genital herpes
     Sexually transmitted infection of the genital region....more »
    1466. Genital psoriasis
     Psoriasis is a chronic skin condition characterized by scaling and inflammation of the skin which can occur on virtually any part of the body. Psoriasis can occur on the mucous membranes of the genitals but it is not as common as occurrence on the skin. L...more »
    1467. Geranium poisoning
     Geraniums are flowering plants often used as indoor or outdoor ornamental plants. Skin exposure to the plant can cause minor skin irritation in some people....more »
    1468. Gerodermia osteodysplastica
     A rare connective tissue disorder characterized mainly by elastic skin, a prematurely aged facial appearance and abnormal calcification of bones causing them to break easily....more »
    1469. Gerodermia osteodysplastica hereditaria
     A rare connective tissue disorder characterized mainly by elastic skin, a prematurely aged facial appearance and abnormal calcification of bones causing them to break easily....more »
    1470. Gerodermia osteodysplasticum
     A rare connective tissue disorder characterized mainly by elastic skin, a prematurely aged facial appearance and abnormal calcification of bones causing them to break easily....more »
    1471. Gestational pemphigoid
     A rare autoimmune skin blistering disorder that occurs during pregnancy onset during second trimester with severe form recurring after delivery during menstruation....more »
    1472. Ghosal syndrome
     A very rare syndrome characterized mainly by difficult to treat anemia and skeletal abnormalities....more »
    1473. Gianotti-Crosti Syndrome
     A skin condition characterized by the development of red skin bumps on the face, extremities and buttocks. The condition is self-limiting and usually resolves in about 3 weeks. The underlying cause is a viral infection such as Epstein-Barr virus, Coxsacki...more »
    1474. Giant silkworm poisoning
     A pale, yellow-green caterpillar with red legs which has poisonous green spines on parts of its back. It is commonly found in North America....more »
    1475. Ginger lily poisoning
     The ginger lily is a perennial herb with reed-like stems. The plant originated in Australia and Asia and is often used as an ornamental garden plant. The leaves, roots and stems of the plant contain chemicals which can cause symptoms if eaten. Skin exposu...more »
    1476. Ginseng overuse
     Excessive use of ginseng can cause symptoms....more »
    1477. Glanders
     An infectious disease caused by a bacterium (Burkholderia mallei). It is usually a disease that affects horses and mules but can also infect other animals and humans. Human infection usually occurs in laboratory settings or in those with prolonged contact...more »
    1478. Glaucoma 3, primary congenital A
     A recessively inherited form of open-angle glaucoma caused by a genetic mutation on chromosome 2p22-p21....more »
    1479. Glucagonoma syndrome
     A rare condition characterized by a tumor which secretes glucagon and a characteristic spreading rash, diabetes mellitus and various other symptoms....more »
    1480. Glucose-6-Phosphate Dehydrogenase Deficiency
     A rare enzyme abnormality involving a deficiency of the glucose-6-phosphate dehydrogenase which causes premature destruction of red blood cells. The excessive destruction of red blood cells can be triggered by certain infections or drugs or by eating fava...more »
    1481. Gluteal muscle strain
     Damage to the gluteal muscle (buttocks) due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on th...more »
    1482. Gluten allergy
     Gluten allergy is an adverse reaction by the body's immune system to gluten or foods containing gluten. The specific symptoms that can result can vary considerably amongst patients from a severe anaphylactic reaction to asthma, abdominal symptoms, eczema ...more »
    1483. Golden Chain tree poisoning
     The Golden Chain tree is a relatively small tree which produces bright yellow flowers. The plant contains a chemical called cytisine which can cause similar effects to nicotine if ingested and can be serious if patients have underlying health problems. Al...more »
    1484. Gonadotropin-dependent precocious puberty
     A rare disorder affecting females where premature puberty occurs due to premature release of gonadotropin hormones....more »
    1485. Gonadotropin-independent precocious puberty
     A rare disorder affecting males where premature puberty is not caused by a premature release of gonadotropin hormones....more »
    1486. Gonococcal urethritis
     An infection of the urethra causing inflammation by a gonococcal organism...more »
    1487. Gonorrhea
     Common sexually transmitted disease often without symptoms....more »
    1488. Goodpasture syndrome
     A rare disease involving inflammation of membranes in the lung and kidneys....more »
    1489. Goodpasture's syndrome
     A condition which is characterized by glomerulonephritis and pulmonary hemorrhage with circulating antibodies against basement membranes....more »
    1490. Goose allergy
     A goose allergy is an adverse reaction by the body's immune system to geese. The allergy is usually associated with the skin, feathers or excrement of the goose. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in respo...more »
    1491. Gout
     Painful joints, most commonly the big toe....more »
    1492. Graeck-Imerslund disease
    1493. Graft-versus-host disease
     A disease characterised by an immune response as a result of a transplantation or transfusion resulting in a widespread systemic inflammatory response...more »
    1494. Grand mal epilepsy
     A condition characterize by sudden loss of consciousness with tonic-clonic seizures...more »
    1495. Grand mal seizures
     Whole body seizures (convulsions/fits)...more »
    1496. Granuloma inguinale
     Granulomous disease spread sexually....more »
    1497. Granulomatous hypophysitis
     A rare disorder caused by the inflammation of the pituitary gland. It can occur as a result of other infections such as tuberculosis and sarcoidosis....more »
    1498. Grapeleaf skeletonizer caterpillar poisoning
     Contact with the poisonous hairs or spines of the grapeleaf skeletonizer caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    1499. Grasbeck-Imerslund Disease
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1500. Grass pollen allergy
     A grass pollen allergy is an adverse reaction by the body's immune system to pollen produced by various grasses. The specific symptoms that can result can vary amongst patients....more »
    1501. Grass spider poisoning
     The grass spider is a type of funnel web spider native the western parts of the US....more »
    1502. Graves Disease
     is an autoimmune disease characterized by hyperthyroidism due to circulating autoantibodies. Thyroid-stimulating immunoglobulins (TSIs) bind to and activate thyrotropin receptors, causing the thyroid gland to grow and the thyroid follicles to increase syn...more »
    1503. Gray platelet syndrome
     A rare inherited disease characterized by deficiency of alpha granule inside blood platelets which inhibits it's clotting ability....more »
    1504. Greenhead ant sting
     The Greenhead ant is found in parts of Australia and can cause allergic reactions in susceptible people. Some people have a relatively minor allergic response whereas other develop anaphylaxis which is a life-threatening allergic response which requires u...more »
    1505. Grix-Blankenship-Peterson syndrome
     A very rare syndrome characterized mainly by mental retardation, bone defects and head and face abnormalities....more »
    1506. Groin muscle strain
     Damage to the groin muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity of...more »
    1507. Gronblad-Strandberg-Touraine syndrome
     A group of inherited, progressive connective tissue disorders affecting the skin, eyes and cardiovascular system. The condition is characterized by calcium deposits in the connective tissue which affects its ability to function. Some cases remain undiagno...more »
    1508. Group A Streptococcal Infections
     "Strep" bacteria responsible for strep throat, impetigo and some other strep conditions....more »
    1509. Grover's disease
     A rare skin condition characterized by small, raised, red lesions and blisters that occur only temporarily....more »
    1510. Growth Hormone Receptor Deficiency
     Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from bind...more »
    1511. Guizar-Vasquez-Sanchez-Manzano syndrome
     A rare syndrome characterized by loose joints, chest deformity and unusual facial appearance....more »
    1512. Gypsy moth caterpillar poisoning
     Contact with the poisonous hairs or spines of the Gypsy moth caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    1513. H1N1 Flu
    1514. HAIR-AN Syndrome
     A very rare syndrome that affects females only and is characterized mainly by insulin resistance, dark velvety patches of skin and increased male hormone production in females....more »
    1515. HIV related skin conditions
     Skin conditions which occur in case of HIV due to decreased body immunity....more »
    1516. HIV-1, CRF36_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    1517. HIV-associated eosinophilic folliculitis
     An itchy skin rash that occurs in HIV patients. It appears as little itchy red bumps or pustules that originate in hair follicles. It tends to occur mainly on the upper body....more »
    1518. HMG-CoA lyase deficiency
     A rare inherited metabolic disorder where deficiency of a particular enzyme impairs the processing of amino acids in food to create energy and causes various symptoms. Stresses on the body such as infection, fasting and heavy exercise can trigger an episo...more »
    1519. Hag moth poisoning
     The hag moth resembles a dried leaf and has stinging hairs on its back . It is found mainly in the United states. It is often found feeding on trees and shrubs such as oak, chestnut, dogwood and ash. Contact with the poisonous spines can result in various...more »
    1520. Hailey-Hailey disease
     A rare autoimmune skin disorder characterized by clusters of small blisters that erupt in high friction areas such as the armpits and groin and neck. Hot, humid weather, skin infections and UV radiation often trigger the condition....more »
    1521. Haim-Munk syndrome
     A rare inherited disorder involving red, thickened patches of skin on the palms and soles, skin infections and nail and teeth abnormalities....more »
    1522. Halal Setton Wang syndrome
     A very rare syndrome characterized mainly by eye, teeth, nail and skin abnormalities....more »
    1523. Hallervorden-Spatz disease
     Nerve disorder causing movement problems....more »
    1524. Hamman-Rich syndrome
     A rare acute lung disease where the lung sufferers progressive inflammation and fibrosis which often leads to death....more »
    1525. Hand muscle strain
     Damage to the hand muscles due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity of...more »
    1526. Hand-Foot-Mouth Syndrome
     An infectious viral disease caused by the coxsackievirus A. The disease is characterized by the development of blisters in the mouth and on hands and feet. The disease is spread by contact with body fluids from an infected person and the incubation period...more »
    1527. Hand-Schuller-Christian Syndrome
     A group of blood disorder involving excess production of histiocytes (type of immune cell) throughout the body. Accumulation of histiocytes results in non-cancerous growths which can damage organs and other body tissues such as bones. Symptom vary hugely ...more »
    1528. Handgrips induced allergies
     Handgrips induced allergies are an adverse reaction by the body's immune system to the latex in handgrips. Symptoms usually involve the hands....more »
    1529. Hardikar syndrome
     A very rare disorder characterized by obstructive liver disease, cleft lip, cleft palate, eye and urogenital abnormalities....more »
    1530. Hashimoto-Pritzker syndrome
     A rare harmless skin disorder characterized by the accumulation of histiocytes (infection-fighting cells) in the skin which forms nodules. The condition occurs at birth or soon after and resolves spontaneously within a month....more »
    1531. Hay fever
     An allergy which causes sneezing, runny nose or blocked nose for part of the year....more »
    1532. Hay-Wells Syndrome
     A rare genetic disorder characterized by ankyloblepharon, ectodermal dysplasia, and cleft lip and/or cleft palate....more »
    1533. Hay-Wells syndrome, recessive type
     A rare recessively inherited genetic disorder characterized by ankyloblepharon, ectodermal dysplasia, and cleft lip and/or cleft palate. The recessive form of this condition is distinguished by the presence at birth of adhesions between the upper and lowe...more »
    1534. Head lice
     Small lice infesting the hair and head....more »
    1535. Heart attack
     Serious and often fatal acute heart condition...more »
    1536. Heat exhaustion
     Overheating of the body with exhaustion or collapse...more »
    1537. Heat rash
     Skin rash due to hot and humid weather...more »
    1538. Heliotrope poisoning
     The Heliotrope is a herbaceous plant which bears small white, purple or blue flowers. The plant can be found growing in the wild and is also used indoors and outdoors as an ornamental plant. The leaves contain chemicals which can cause symptoms if eaten o...more »
    1539. Helminth infections
     The infection by a parasitic worm...more »
    1540. Helminthiasis
     Infection of the human body with a parasitic worm such as roundworms and pinworms. The worms usually only involve the intestinal tract but sometimes they may invade other organs. The type and severity of symptoms is determined by the type of worm and the ...more »
    1541. Hemangioma thrombocytopenia syndrome
     A rare condition characterized by a spreading congenital hemangioma (collection of abnormal blood vessels) usually on the skin as well as blood clotting problems....more »
    1542. Hemangiomatosis, familial pulmonary capillary
     A rare condition involving the excessive proliferation of lung capillaries which results in pulmonary hypertension....more »
    1543. Hematochromatosis
     Hemochromatosis is the abnormal accumulation of iron in parenchymal organs, leading to organ toxicity. It is the most common inherited liver disease in whites and the most common autosomal recessive genetic disorder....more »
    1544. Hemochromatosis
     Excess of iron leading to problems with joints, liver, heart and pancreas....more »
    1545. Hemochromatosis type 1
     A genetic disorder where too much iron is absorbed from food and it is stored in various parts of the body which can cause damage. Type 1 is the most common form of the disorder, has an adult onset and is inherited recessively....more »
    1546. Hemochromatosis type 2
     A rare genetic disorder where too much iron is absorbed from food and it is stored in various parts of the body which can cause damage. Type 2 is a more severe type, has a juvenile onset and is inherited recessively....more »
    1547. Hemochromatosis type 3
     A rare genetic disorder where too much iron is absorbed from food and it is stored in various parts of the body which can cause damage. Type 3 has an onset that is between type 1 and type 2 and is inherited recessively....more »
    1548. Hemochromatosis type 4
     A rare genetic disorder where too much iron is absorbed from food and it is stored in various parts of the body which can cause damage. Type 4 has an adult onset but is inherited dominantly....more »
    1549. Hemolytic anemia
     Hemolytic anemia is a term used to describe the premature desctruction of red blood cells. Red blood cells are normally broken down every 3-4 months and replaced but in haemolytic anemia the red blood cells are broken down at a faster rate than they can b...more »
    1550. Hemolytic uremic syndrome, atypical, childhood
     A rare disorder involving destruction of blood cells and kidney disease. Unlike typical hemolytic uremic syndrome which usually follows a bacterial infection, the atypical form is possibly a genetic disorder. The distinguishing feature of the atypical for...more »
    1551. Hemophagocytic lymphohistiocytosis, familial, 1
     A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and c...more »
    1552. Hemophagocytic lymphohistiocytosis, familial, 2
     A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and c...more »
    1553. Hemophagocytic lymphohistiocytosis, familial, 3
     A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and c...more »
    1554. Hemophagocytic lymphohistiocytosis, familial, 4
     A rare recessively inherited disorder involving an overactive immune system. More specifically, the body becomes infiltrated by large numbers of histiocytes (macrophages) that accumulate in various organs such as the liver, spleen, bone marrow, skin and c...more »
    1555. Hemophagocytic reticulosis
     The abnormal proliferation of reticulum cell (histiocytes) which infiltrate various organs and. Macrophages destroy blood cells causing blood abnormalities. Meningoencephalitis frequently occurs when the histiocytes infiltrate the mininges and cerebral ti...more »
    1556. Hemorrhagic fever
     A group of diseases caused by viruses which cause damage to blood vessels and result in hemorrhages and fever. The hemorrhaging does not always cause serious bleeding. The specific symptoms may vary depending on which particular virus is involved....more »
    1557. Hemorrhoids
     Swollen blood vessels around the anus....more »
    1558. Henoch-Schonlein purpura
     A form of vasculitis (blood vessel inflammation) that affects blood capillaries and affects mostly the skin, kidneys, joints and stomach....more »
    1559. Hepadnaviral infection
     There are a number of viruses in the Hepadnavirdae family of viruses but only type B can cause infection in the human. It causes hepatitis B infection in humans. The other types of the virus can cause infection in other animals....more »
    1560. Hepadnaviruses
     There are a number of viruses in the Hepadnavirdae family of viruses but only type B can cause infection in the human. It causes hepatitis B infection in humans. The other types of the virus can cause infection in other animals....more »
    1561. Hepadnoavirus infection
     There are a number of viruses in the Hepadnavirdae family of viruses but only type B can cause infection in the human. It causes hepatitis B infection in humans. The other types of the virus can cause infection in other animals....more »
    1562. Hepatitis
     Any type of liver inflammation or infection....more »
    1563. Hepatitis A
     Contagious viral infection of the liver...more »
    1564. Hepatitis B
     Viral liver infection spread by sex or body fluids....more »
    1565. Hepatitis C
     Viral liver infection spread by blood....more »
    1566. Hepatitis D
     Viral liver infection occurring in association with HepB....more »
    1567. Hepatitis E
     Viral liver infection....more »
    1568. Hepatitis X
     Hepatitis infection by an unknown virus not classified as HepA/B/C/D/E....more »
    1569. Hepatorenal tyrosinemia
     A rare genetic metabolic disorder characterized by a deficiency of particular enzymes which prevents the breakdown of tyrosine which then builds up in the liver. Type 1 involves a deficiency of the enzyme fumaril acetoacetate hydrolase....more »
    1570. Herbal Agent adverse reaction -- Chaparral
     Chaparral can be used as a herbal agent to treat abdominal cramps, pain and acne. The herbal agent contains a chemical called NDGA which can cause an adverse reaction in some people. Skin contact can also result in dermatitis. Patients with preexisting li...more »
    1571. Herbal Agent adverse reaction -- Clove
     Clove can be used as a herbal agent that can be used topically for tooth pain or as a local anesthetic in dentistry. The herbal agent can cause an adverse reaction or even anaphylaxis in some people....more »
    1572. Herbal Agent adverse reaction -- Ginkgo biloba
     Ginkgo biloba can be used as a herbal agent to treat conditions such as tinnitus, brain trauma, vertigo, blood vessel diseases and any other problems which benefit from the blood vessel dilating action of the herbal agent. Ginkgo biloba can cause adverse ...more »
    1573. Herbal Agent adverse reaction -- Nettles
     The root extracts from nettle plants can be used as a herbal agent to treat rheumatic disorders and urinary problems related to enlarged prostate. The root extract can cause an adverse reaction in some people....more »
    1574. Herbal Agent adverse reaction -- Passion Flower
     Passion Flower can be used as a herbal agent to treat insomnia, nerve painand anxiety. The herbal agent contains various chemicals which can cause an adverse reaction in some people....more »
    1575. Herbal Agent adverse reaction -- Polygonum multiflorum
     The root from the Polygonum multiflorum can be used as a herbal agent to treat constipation, insomnia and vertigo. The herbal agent contains anthraquinones which can cause an adverse reaction in some people....more »
    1576. Herbal Agent adverse reaction -- Rue
     Rue can be used to induce abortion, as a topical insect repellant or to treat spasms and delayed menstruation. The herbal agent contains chemicals (alkaloids, arborine, arborinine) which can cause an adverse reaction in some people....more »
    1577. Herbal Agent overdose -- Chaste Tree
     Chaste tree can be used as a herbal agent to treat menstrual problems and breast pain. The herbal agent can cause an adverse reaction in some patients. It is important to note that this herb may inhibit the effect of the birth control pill....more »
    1578. Herbal Agent overdose -- Garlic
     Garlic can be used as a herbal agent to treat cholesterol problems, high blood pressure and to reduce inflammation and the risk of blood clots. The bulb of the garlic plant contain alliin and ajoene which can cause an adverse reaction in some people or va...more »
    1579. Herbal Agent overdose -- Ginseng
     Ginseng can be used as a herbal agent, usually in the form of a tea, to help combat stress. Excessive doses of ginseng can cause overdose symptoms - 3 to 15 g per day for a number of years can cause overdose symptoms....more »
    1580. Herbal Agent overdose -- Horse Chestnuts
     Horse Chestnuts can be used as a herbal agent to treat varicose veins, improve blood circulation through veins and to prevent fluid buildup following operations. The herbal agent contains a chemical called aesculin which can cause various symptoms if exce...more »
    1581. Herbal Agent overdose -- Nutmeg
     Nutmeg can be used as a herbal agent to treat delayed menstruation. The herbal agent can cause various overdose symptoms if excessive quantities are taken....more »
    1582. Herbal Agent overdose -- Peppermint Oil
     Peppermint Oil can be used as an antispasmodic (to treat nausea, dyspepsia and irritable bowel syndrome) and as an antibacterial. The herbal agent contains various chemicals (menthol, menthone, methyl acetate) which can cause symptoms if excessive quantit...more »
    1583. Herbal Agent overdose -- Reishi mushroom
     Reishi mushroom can be used as a herbal agent to improve the immune system and to prevent cancer. The herbal agent can cause various symptoms if excessive quantities are taken....more »
    1584. Herbal Agent overdose -- Rhubarb
     Rhubarb can be used as a herbal agent to treat constipation. Excessive intake of rhubarb can result in overdose symptoms....more »
    1585. Herbal Agent overdose -- St John's Wort
     St John's Wort can be used to treat depression, stress, insomnia, anxiety and as a topical treatment for vitiligo and wounds. The herbal agent contains a chemical called xanthone which can cause symptoms if excessive doses are taken....more »
    1586. Hereditary Hemochromatosis
     A genetic disorder where too much iron is absorbed from food and it is stored in various parts of the body which can cause damage. There are 4 types of hemochromatosis and they are distinguished by age of onset, genetic cause and type of inheritance. Some...more »
    1587. Hereditary amyloidosis
     An inherited form of amyloidosis which is characterized by a build up of the protein amyloid in tissues and organs. This form of amyloidosis tends to affect mainly the nervous system and gastrointestinal tract. Symptoms are determined by the size and loca...more »
    1588. Hereditary angioedema, type III
     A rare disorder characterized by recurring episodes of swelling of parts of the skin or mucous membranes. Sometimes internal organs may be involved. Symptoms can last for up to five days with usually weeks between episodes. Type 3 is due to a defect in Co...more »
    1589. Hereditary hypothyroidism
     Hereditary hypothyroidism is a condition in which there is a defect in the thyroid gland which leads to increased production of TSH reduced production of thyroid hormone....more »
    1590. Hereditary spherocytic hemolytic anemia
     An inherited blood disorder where a metabolic defect causes defects in the red blood cells membranes which leads to their characteristic spherical shape (normal cells are doughnut shaped) and premature destruction....more »
    1591. Hermansky-Pudlak Syndrome
     A rare disorder characterized by various degrees of albinism, bleeding due to a platelet defect and accumulation of a waxy substance in cells (lysosomal ceroid storage)....more »
    1592. Heroin overdose
     Heroin is an illegal and highly addictive recreational drug. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    1593. Herpes, Neonatal
     Neonatal herpes is the infection of a newborn with the herpes virus within the first six weeks of life. The virus may be transmitted from the mother to the baby while it is still in the uterus or during delivery. The risk of transmitting the virus is high...more »
    1594. Herpes, Neonatal -- Mucocutaneous and Ocular Infection
     Mucocutaneous herpes infection in neonates is a herpes infection of the mucous membranes within the first six weeks of life. The virus may be transmitted from the mother to the baby while it is still in the uterus or during delivery. The risk of transmitt...more »
    1595. Herpesvirus
     A group of DNA viruses that occur in humans...more »
    1596. Herring poisoning (clupeotoxin)
     Some herrings contain toxins (Clupeotoxin) which can be poisonous to humans if eaten. Heat does not destroy the toxin and there is still uncertainty as to the origin of the toxin. The toxin appears to be present in higher concentrations in summer and is b...more »
    1597. Hickory tussock moth caterpillar poisoning
     Contact with the poisonous hairs or spines of the Hickory tussock moth caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    1598. High Blood Pressure/Hypertension
    1599. Hip Flexor strain
     Damage to the hip flexor muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severi...more »
    1600. Hip cancer
     The presence of tumour growth in the bone of the hip, whether due to primary malignancies e.g. leukaemic or myeloma infiltration of the bone marrow, or due to secondary metastases from another site e.g. lung or breast; cancer affecting bone of hip likely ...more »
    1601. Hip muscle strain
     Damage to the hip muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity of t...more »
    1602. Hives
     Weals on the skin due to an allergic reaction....more »
    1603. Hobo spider poisoning
     The Hobo spider is a type of funnel web spider which can deliver a painful bite. Their bite can cause localized tissue necrosis which can take a long time to heal. Systemic symptoms may occur in severe cases but this is rare....more »
    1604. Hodgkin lymphoma, during pregnancy
     A cancer of the lymph system that occurs during pregnancy. The dilemma is that treatment can't be initiated until the baby is delivered or terminated. If the pregnancy is in the early stages, termination is recommended. If the pregnancy is in the later st...more »
    1605. Hodgkin's Disease
     A form of cancer that affects the lymphatic system....more »
    1606. Hodgkin's disease, adult
     A type of cancer that affects the lymphatic system in adults. The lymphatic system forms part of the body's immune system. This type of cancer can also occur in children....more »
    1607. Hodgkin's disease, childhood
     A type of cancer that affects the lymphatic system in children. The lymphatic system forms part of the body's immune system. This type of cancer can also occur in children....more »
    1608. Hodgkin's disease, nodular sclerosis
     Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
    1609. Homocystinuria
     A rare inherited metabolic disorder involving the amino acid methionine and resulting in a harmful accumulation of homocysteine in the body....more »
    1610. Homocystinuria due to defect in methylation cbl e
     An inherited organic acid disorder where an enzyme deficiency (methionine synthase reductase) impairs the body's ability to break down certain proteins consumed in the diet. This results in a buildup of methylmalonic acid and homocystine which results in ...more »
    1611. Homozygous protein C deficiency
     A rare, potentially lethal disorder involving a severe deficiency of protein C which results in excessive blood clotting. It is characterized by skin lesions that tend to occur on the limbs mainly but may affect the buttocks, abdomen, scrotum and scalp....more »
    1612. Honey intoxication
     Food poisoning from the ingestion of honey....more »
    1613. Hookworm
     Worm spread through feces with poor sanitation....more »
    1614. Hops poisoning
     The hop plant is a herbaceous flowering vine which grows in the wild but is also cultivated as a food source. The leaves, flowers and pollen of the plant can cause skin irritation upon skin exposure....more »
    1615. Hot pepper poisoning
     Hot pepper is a plant which bears small, elongated fruit which can be red, green or yellow. The fruit and leaves contain chemicals such as capsaicin and can cause severe skin, eye and mouth irritation. Eating large amounts can also cause gastrointestinal ...more »
    1616. House dust allergy
     House dust allergy is an adverse reaction by the body's immune system to allergens dound in household dust such as pet dander, mold and dust mites. The specific symptoms that can result can vary amongst patients....more »
    1617. Houseleek poisoning
     Houseleek is a small herb which bears a tight, rounded cluster of leaves. It is often used as an indoor or outdoor ornamental plant. The leaves contain alkaloids which can cause symptoms if eaten. Skin irritation can also occur upon skin exposure. The pla...more »
    1618. Human Papillomavirus
     Very common sexually transmitted disease causing genital warts and associated with certain cancers....more »
    1619. Human adjuvant disease
     This is a connective tissue disease that affects some people after the injection of synthetic material for cosmetic surgery...more »
    1620. Human bite
     Bite from a human...more »
    1621. Human parvovirus B19 infection
     An infectious disease caused by parovirus B19 which causes fifth disease and erythema infectiosum....more »
    1622. Humeroradioulnar synostosis
     A very rare syndrome characterized mainly by abnormalities in the arm bones where some of the bones in the upper and lower arms are fused....more »
    1623. Hunter-Carpenter-Macdonald syndrome
     A very rare syndrome characterized by various abnormalities including small head, facial anomalies, mental retardation and hair, skin and nail anomalies. Fetal exposure to alcohol is believed to be a factor in the syndrome....more »
    1624. Hurler syndrome
    1625. Hutchinson Gilford Syndrome
     A rare genetic disorder characterized by alopecia and senile-like appearance....more »
    1626. Hyalinosis, infantile systemic
     A rare genetic disorder involving abnormal deposits of hyaline throughout various body tissues. Manifestations include progressive joint contractures, skin abnormalities and pain....more »
    1627. Hydatidosis
     A parasitic infection caused by a tapeworm larva called echinococci. The type and severity of symptoms is determined by the location of the infestation - the most common site for the larval cysts is the liver. The most common symptoms are due to compressi...more »
    1628. Hydroa vacciniforme
     A rare skin disorder characterized the development of crusting skin eruptions following exposure to the sun....more »
    1629. Hydrocodone overdose
     Hydrocodone is a prescription drug used mainly to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    1630. Hydroid poisoning
     Hydroids are a type of jellyfish commonly found in the warmer oceans of the world....more »
    1631. Hymenolepiasis
     A rare parasitic disease caused by a tapeworm called Hymenolepis nana or Hymenlepis dimunita. Infestation occurs through fecal contamination or by accidentally consuming insects that have eaten the parasitic eggs....more »
    1632. Hyper-IgE Syndrome
     A condition characterized by an excess of immunoglobulin E...more »
    1633. Hyper-IgE syndrome, autosomal recessive
     A recessively inherited immunodeficiency disorder characterized by excessive production of IgE and frequent bacterial infections mainly involving the skin. There is no skeletal involvement as in the dominantly inherited form of the condition....more »
    1634. Hyperadrenalism
     Excessive levels of adrenal hormones in the body. Symptoms depend on which hormone is involved and the degree of involvement. Adrenal hormones are aldosterone, corticosteroids, androgenic steroids, epinephrine and norepinephrine....more »
    1635. Hyperaldosteronism-induced hypertension
     Hyperaldosteronism -induced hypertension is high blood pressure caused by excessive production of a hormone called aldosterone by the adrenal glands. The high blood pressure often responds poorly to the usual medications. Death can result in severe cases....more »
    1636. Hyperandrogenism
     Excessive levels of androgen (male sex hormones) that can occur in males and females....more »
    1637. Hyperbilirubinemia
     Increased levels of bilirubin in the blood. Bilirubin is a by product from the breakdown of haemoglobin....more »
    1638. Hyperchromic Anemia
     Hyperchromic anemia is a blood disorder characterized by red blood cells which contain abnormally high amounts of haemoglobin as well as a reduced number of red blood cells. This anomaly is often caused by such things as Vitamin B12 deficiency and pernici...more »
    1639. Hyperdibasic aminoaciduria type 2
     A rare inborn urea cycle disorder characterized by an enzyme defect in the amino acid transporter gene SLC7A7 (positive amino acid transporter)....more »
    1640. Hyperekplexia and epilepsy
     A rare genetic disorder characterized by progressively severe epilepsy and hyperekplexia. The condition is caused by a defect on chromosome Xq22.1....more »
    1641. Hypereosinophilic syndrome
     A rare condition where too many eosinophils are produced over an extended period of time for no apparent reason. The eosinophils can infiltrate various organs and tissues and cause dysfunction or damage...more »
    1642. Hyperhidrosis
     The excessive perspiration from ones skin...more »
    1643. Hyperpigmentation
    1644. Hypersecretion of growth hormone
    1645. Hypersensitive
    1646. Hypersensitivity reaction
    1647. Hypersensitivity to Pets
    1648. Hypersensitivity to drugs
    1649. Hypersensitivity to food
    1650. Hypersensitivity to pollen
    1651. Hypertension
     High blood pressure...more »
    1652. Hypertension due to bilateral renal artery stenosis
     Hypertension due to bilateral renal artery stenosis is high blood pressure resulting from narrowing kidney blood vessels which prevents the blood from flowing through the kidneys properly....more »
    1653. Hypertension due to coarctation of the aorta
     Hypertension due to coarctation of the aorta is high blood pressure resulting from a birth defect where a heart blood vessel called the aorta is abnormally narrowed. The high blood pressure tends to affect mainly the upper part of the body. Babies and ver...more »
    1654. Hyperthyroidism -- Teratogenic Agent
     There is strong evidence to indicate that the development of hyperthyroidism during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by th...more »
    1655. Hypertrichosis, hyperkeratosis, mental retardation, and distinctive facial features
     A very rare disorder characterized by thickened skin, mental retardation, increased body hair and a characteristic face....more »
    1656. Hypervitaminoses A and D
     The excessive physiological effect of vitamin A or D cause by excessive intake of the vitamins...more »
    1657. Hypoadrenocorticism -- hypoparathyroidism -- moniliasis
     An autoimmune disorder where hormone production by various glands is reduced. The main features of the disorder are Addison disease and/or hypoparathyroidism and/or chronic candidiasis....more »
    1658. Hypocomplementemic urticarial vasculitis
     A rare condition characterized by the presence of recurring urticarial vasculitis, arthralgia or arthritis and hypocomplementemia. Hypocomplementemia involves a reduction or absence of blood complement which is a part of the body's immune system which des...more »
    1659. Hypoglycemia
     Low blood sugar level...more »
    1660. Hypoglycemia with deficiency of glycogen synthetase in the liver
     A rare condition where low blood sugar is caused by a deficiency of an enzyme called glycogen synthetase in the liver. Symptoms tend to occur after periods of fasting....more »
    1661. Hypoglycemic attack
     Sudden onset of low blood sugar levels...more »
    1662. Hypohidrotic Ectodermal Dysplasia
     An inherited disorder involving the developmental abnormalities during the fetal stage that can affect the skin, hair, nails, teeth and sweat glands. This form of ectodermal dysplasia is characterized by a reduced ability to sweat due to a lack of sweat g...more »
    1663. Hypomelanosis of Ito
     A rare genetic neurocutaneous disorder characterized by unusual patterns of depigmented skin and associated disorders such as seizures, psychomotor retardation and eye abnormalities....more »
    1664. Hypoplasia hepatic ductular
     A rare liver disorder where there are fewer than normal bile ducts in the liver - sometimes all the bile ducts are absent. Alagille syndrome is characterized by this liver abnormalitiy as well as a distinctive face, abnormal vertebrae and retarded physica...more »
    1665. Hypothalamic dysfunction
     Abnormal function of the thalamus located in the brain. The thalamus controls pituitary gland function which in turn controls other hormone producing glands such as the thyroid gland, adrenal gland, ovaries and testes. The thalamus also regulates function...more »
    1666. Hypothyroid goitre
     Goitre is the enlargement of the thyroid gland and hypothyroid state is characterized by increased TSH levels and decreased T3 and T4 levels circulating in the body....more »
    1667. Hypothyroidism -- dermoid cyst -- cleft palate
     A rare syndrome characterized by primary hypothyroidism, dermoid cyst, cleft palate and other abnormalities....more »
    1668. Hypothyroidism due to iodide transport defect
     Low thyroid hormone levels in infants due to abnormal iodide transport in the body caused by a genetic defect. The severity of the condition varies depending on the extent of the defect and the length of time taken to diagnose the condition. Symptoms tend...more »
    1669. I cell disease
     A rare inherited biochemical disorder characterized by the harmful accumulation of chemicals (glycoproteins and glycoplipids) due to the deficiency of an enzyme (UDP-N-acetylglucosamine-I-phosphotransferase)....more »
    1670. IBIDS syndrome
     A rare inherited skin disorder characterized by red, dry, scaly skin (I - ichthyosis), brittle hair (B), impaired physical and mental development (I), decreased fertility (D) and short stature (S). It is the same as PIBIDS syndrome but doesn't involve pho...more »
    1671. IV infection
     An infection that occurs at an intravenous line site...more »
    1672. Iatrogenic pneumothorax
     A pneumothorax that is caused by the actions of a physician or surgeon...more »
    1673. Ichthyohepatotoxication
     Ichthyohepatotoxication is a condition caused by eating the liver of certain fish. It is believed that the high vitamin A content of the liver leads to vitamin A overdose and the resulting symptoms. Tropical shark livers are associated with this condition...more »
    1674. Ichthyosiform Erythroderma, Corneal Involvement and Deafness Syndrome
     A rare genetic ectodermal disorder characterized by keratitis, skin lesions and sensorineural deafness. The deafness and skin redness are usually present at birth and the corneas of the eye are gradually destroyed by keratitis which can result in loss of ...more »
    1675. Ichthyosiform erythroderma, nonbullous congenital
     A rare inherited skin disorder characterized by redness, scaling and ultimately thickening of the skin that occurs from birth. The severity of the condition is variable....more »
    1676. Ichthyosis -- alopecia -- eclabion -- ectropion -- mental retardation
     A very rare syndrome characterized mainly by scaly skin, hair loss, mental retardation and outwardly turned eyelids and lips....more »
    1677. Ichthyosis -- deafness -- mental retardation -- skeletal anomaly
     A rare disorder characterized by deafness, mental retardation, scaly skin and skeletal anomalies....more »
    1678. Ichthyosis -- mental retardation, Devriendt type
     A very rare syndrome characterized mainly by dry, rough, scaly skin and mental retardation....more »
    1679. Ichthyosis Vulgaris
     A skin disorder characterized by dry scaly skin which often forms in areas such as the abdomen, chest, elbows and knees. Cold weather can exacerbate the condition. The condition is usually inherited in a dominant manner but in rare cases it may be acquire...more »
    1680. Ichthyosis and male hypogonadism
     A very rare syndrome characterized mainly by scaly skin and insufficient hormone production by the male gonads....more »
    1681. Ichthyosis bullosa of Siemens
     A rare inherited form of the genetic skin blistering disorder called ichthyosis bullosa. The condition is characterized by widespread reddening, blistering and peeling of fragile skin that starts at birth. Symptoms tend to improve with age...more »
    1682. Ichthyosis congenita, Harlequin fetus type
     A very rare genetic skin disorder where a newborn is covered with large plates of thick skin that cracks and splits....more »
    1683. Ichthyosis congenita, harlequin type
     A very rare genetic skin disorder where a newborn is covered with large plates of thick skin that cracks and splits....more »
    1684. Ichthyosis hystrix, Curth Macklin type
     A rare inherited skin disorder involving variable degrees of scaling, thickening and hardening of the skin which can occur anywhere on the body....more »
    1685. Ichthyosis male hypogonadism
     A very rare syndrome characterized mainly by scaly skin and insufficient hormone production by the male gonads....more »
    1686. Ichthyosis microphthalmos
     A rare genetic disorder characterized by dry scaly skin and small eyes....more »
    1687. Ichthyosis prematurity syndrome
     A very rare syndrome characterized mainly by premature birth with a thick layer of skin that peels to leave dry, scaly, thickened skin....more »
    1688. Ichthyosis tapered fingers midline groove up
     A very rare syndrome characterized by scaly skin and facial and finger anomalies....more »
    1689. Ichthyosis vulgaris, dominant
     A chronic skin condition where dry, rough skin forms in areas such as the abdomen, chest, elbows and knees. The condition usually starts between the ages of 1 and four years and is exacerbated in cold weather....more »
    1690. Ichthyosis vulgaris, sex-linked, recessive
     A genetic skin condition caused by a deficiency of steroid sulfatase and characterized by large brownish scales which can occur almost anywhere on the skin and can be disfiguring. The face, scalp, palms and soles are usually not involved. The condition on...more »
    1691. Ichthyosis, Keratosis Follicularis Spinulosa Decalvans
     A rare inherited skin disorder where the skin around hair follicles becomes stiffened and the resulting scarring causes hair loss....more »
    1692. Ichythosiform Erythroderma with Leukocyte Vacuolation
     A rare inherited disorder involving the metabolism of fat which causes skin, muscle and blood abnormalities. The body is unable to metabolize (break down) triglycerides so they build up in various tissues throughout the body. The severity of the symptoms ...more »
    1693. Idiopathic Parkinson's disease
     Idiopathic Parkinson's disease is Parkinson's disease for which no particular cause can be determined - it is the most prevalent form of the condition. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, mu...more »
    1694. Idiopathic diffuse interstitial fibrosis
     A rare lung disease involving progressive inflammation and scarring (fibrosis) of deep lung tissue which can cause shortness of breath. In idiopathic forms of the condition, there is no apparent cause....more »
    1695. Idiopathic dystonia DYT1
     A rare movement disorder where the patients suffers uncontrollable muscle contractions and distortion of body position. The limbs are usually involved first and then the condition spreads to other parts of the body....more »
    1696. Idiopathic hypereosinophilic syndrome
     A rare blood disorder where the bone marrow produces too many eosinophils over a long period of time which can cause organ or tissue damage. The disorder can affect and part of the body but most often affects the skin, heart and nervous system. The increa...more »
    1697. Idiopathic minimal change nephrotic syndrome
     A rare kidney disorder which has no apparent cause. The filtering structures of the kidneys are only slightly damaged and appear to be almost normal. Progression to kidney failure is very rare....more »
    1698. Idiopathic pulmonary hemosiderosis
     A rare disorder involving bleeding into the lungs which can eventually cause damage to the lungs....more »
    1699. Idiopathic pulmonary hypertension
     A rare condition where sclerosis of the pulmonary arteries cause cyanosis, polycythemia and heart failure....more »
    1700. Idiopathic subglottic tracheal stenosis
     Narrowing of the portion of the trachea below the glottis (voice box) that occurs for no apparent reason....more »
    1701. IgA Pemphigus
     Pemphigus is an autoimmune skin blistering disease which affects mainly the skin - mucous membranes are rarely affected. Usually the autoimmune reaction is mediated by IgG antibodies but in IgA pemphigus, IgA antibodies are involved. This form of the cond...more »
    1702. IgE mediated gastrointestinal food allergy
     An adverse reaction by the body's immune system to food that is driven by IgE. IgE antibodies specific to food molecules bind with the circulating food allergen and cause the release of immune response molecules such as cytokines. Symptoms usually occur s...more »
    1703. Imerslund's Anemia
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1704. Imerslund's Syndrome
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1705. Imerslund-Najman-Grasbeck Anemia
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1706. Imerslund-Najman-Grasbeck Disease
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1707. Imerslund-Najman-Grasbeck Syndrome
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1708. Immune Thrombocytopenic Purpura
     Reduced blood platelets causing visible skin blemishes from bleeding or bruising....more »
    1709. Immune disorders
     Disorders that affect the immune system...more »
    1710. Immunodeficiency with short limb dwarfism
     A very rare condition where short-limbed dwarfism is associated with immunodeficiency....more »
    1711. Immunoglobulinic amyloidosis
     A disease characterized by the abnormal deposit of amyloid in various parts of the body, especially organs such as the kidneys, heart, liver, gastrointestinal tract and peripheral nerves. It occurs when plasma cells in the bone marrow produce too much of ...more »
    1712. Impetigo
     Contagious skin rash from bacteria...more »
    1713. Impossible syndrome
     A very rare syndrome (only one reported case) characterized a range of severe malformations, premature birth and stillbirth....more »
    1714. Inborn amino acid metabolism disorder
     A group of inherited disorders where the body is not able to metabolize amino acids consumed in the diet. Amino acids are a part of carbohydrates, fats and proteins and are metabolized in order to provide energy or to make other needed compounds. There ar...more »
    1715. Inborn errors of thyroid hormone synthesis related to hypothyroidism
     Congenital hypothyroidism is inadequate thyroid hormone production in newborn infants. This can occur because of an anatomic defect in the gland, an inborn error of thyroid metabolism, or iodine deficiency....more »
    1716. Inch ant sting
     The Inch ant is found in parts of Australia and can cause allergic reactions in susceptible people. Some people have a relatively minor allergic response whereas other develop anaphylaxis which is a life-threatening allergic response which requires urgent...more »
    1717. Incontinentia Pigmenti
     A rare genetic skin pigmentation disorder characterized by eye, teeth, bone, nail and hair malformations as well as central nervous abnormalities and mental deficiency....more »
    1718. Infantile Fibrosarcoma
     A tumor that develops from fibroblasts (cells that produce connective tissue) and tends to occur in soft tissue or in areas surrounding bones. Juvenile fibrosarcoma tends to have a much better prognosis compared to adult fibrosarcoma....more »
    1719. Infantile apnea
     A disorder where infants stop breathing temporarily....more »
    1720. Infantile hypothyroidism
     A condition in infancy or early childhood due to an in-utero deficiency of thyroid hormones that can be caused by genetic or environmental factors, such as thyroid dysgenesis or hypothyroidism in infants of mothers treated with thiouracil during pregnancy...more »
    1721. Infantile myofibromatosis
     A benign fibrous tumor that usually occurs in children or infants. The tumor is not cancerous but the location and size of the tumor can cause problems and even death in some cases if certain organs are involved. Tumors can occur in the skin, muscle, inte...more »
    1722. Infantile pustular psoriasis
     Pustular psoriasis is a form of psoriasis characterized by pustules rather the skin bumps. There are various subtypes of the disorder: generalized, annular, palmoplantar or juvenile. Infantile pustular psoriasis tends to occur during infancy. The skin und...more »
    1723. Infective endocarditis
     The infection and inflammation of the inner heart layers, especially the valves. The infection is usually bacterial. The condition carries a high risk of death....more »
    1724. Inflammatory breast cancer
     Inflammatory breast cancer is a rare and aggressive form of invasive breast cancer, where the skin of the breast becomes red, inflamed and pitted in appearance....more »
    1725. Influenza A
     A type of virus affecting the respiratory tract...more »
    1726. Influenza B
     A type of virus affecting the respiratory tract...more »
    1727. Inherited Hemolytic-Uremic Syndrome
     A condition which is characterized by thrombotic microangiography occurring with renal failure, hemolytic anemia and severe thrombocytopenia...more »
    1728. Inherited spherocytic anemia
     Inherited Spherocytic anemia is an inherited blood disorder characterized by red blood cells that are shaped like a sphere (spherocytes) rather than the normal doughnut shape. These abnormal cells are broken down prematurely resulting in a shortage of red...more »
    1729. Insect bite allergy
     An insect bite allergy is an adverse reaction by the body's immune system to a bite by an insect such as an ant. Multiple bites increase the risk of a severe reaction or death. The specific symptoms that can result can vary amongst patients....more »
    1730. Insect sting allergies
     When a person has an allergic reaction at the site of an insect sting...more »
    1731. Insulin resistance, short fifth metacarpals
     A rare syndrome characterized by short fifth fingers and fifth hand bones as well as insulin resistance....more »
    1732. Insulin-resistance syndrome, type A
     A syndrome characterized by insulin resistance resulting in distinctive skin lesions called acanthosis nigricans. It is the least severe form of insulin resistance....more »
    1733. Intestinal bleeding
     A condition characterized by the bleeding from the gastrointestinal tract...more »
    1734. Intrahepatic cholangiocarcinoma
     A slow growing malignant cancer that occurs in the bile ducts in the liver....more »
    1735. Intrinsic factor, congenital deficiency of
     A very rare disorder where a deficiency of a protein called intrinsic factor prevents vitamin B12 from being absorbed from the stomach. Thus, vitamin B12 deficiency occurs which leads to anemia....more »
    1736. Invasive breast cancer
     Invasive breast cancers usually are epithelial tumors of ductal or lobular origin. Features such as size, status of surgical margin, estrogen receptors (ER) and progesterone receptors (PR), nuclear and histologic grade, DNA content, S-phase fraction, vasc...more »
    1737. Invasive group A Streptococcal disease
     Infection with Group A Streptococcal bacteria...more »
    1738. Iron deficiency anemia
     Iron-deficiency anemia is a blood condition characterized by low levels of iron in the body which leads to a reduction in the number of red blood cells....more »
    1739. Iron poisoning
     Excessive ingestion of iron - often occurs when children ingest adult iron tablets....more »
    1740. Irritant contact eczema
     Irritant contact eczema is a form of eczema that occurs when an irritating substance comes into direct contact with the skin. Eczema is a type of skin inflammation or irritation that manifests as a skin rash. This form of eczema often occurs in occupation...more »
    1741. Isaacs syndrome
     A rare disorder where muscles suffer from stiffness and cramping, particularly limb muscles....more »
    1742. Isoniazid-induced Sideroblastic anemia
     Drug-induced sideroblastic anemia is a blood disorder caused by taking a drug called isoniazid. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blood cells which mak...more »
    1743. Isothiazolinone allergy
     An Isothiazolinone mix allergy refers to an adverse reaction by the body's immune system to Isothiazolinone mix which is used mainly as a preservative in products such as cosmetics, toiletries and laundry products. Exposure is usually through skin contact...more »
    1744. Ivemark Syndrome
     A rare progressive disorder characterized by absence or abnormal development of the spleen and malformations of the heart vessels....more »
    1745. Jack jumper ant sting
     The jack jumper ant is commonly found in many parts of Australia and can cause allergic reactions in susceptible people. Some people have a relatively minor allergic response whereas other develop anaphylaxis which is a life-threatening allergic response ...more »
    1746. Jacobs syndrome
     A very rare syndrome characterized mainly by heart inflammation (pericardium), joint disease and permanent finger flexion. The number of joints affected is variable....more »
    1747. Jadassohn-Lewandowsky syndrome
     A rare, inherited disorder characterized by thickening of nails, white patches on mouth and anus(leukoplakia) and thickened hard skin on soles and palms....more »
    1748. Japanese Boxwood poisoning
     The Japanese boxwood is an evergreen, woody, flowering shrub often used as a hedge. The leaves contain steroidal alkaloids which can cause skin irritation upon skin contact with the sap or various other symptoms if eaten. The plant is considered to have a...more »
    1749. Japanese andromeda poisoning
     An evergreen flowering shrub originating from Asia. The leaves and flower nectar contain a chemical called andromedotoxin which is highly toxic. Ingesting the leaves or nectar can result in death as the plant is considered highly toxic....more »
    1750. Japanese poinsettia poisoning
     The Japanese poinsettia is a shrubby plant with thick, succulent, green stems. The flowers form on the ends of the branches and are red. The plant is often used indoors and outdoors as an ornamental plant. The sap from the plant contains diterpene esters ...more »
    1751. Jaundice
     Bile or liver problem causing yellowness....more »
    1752. Jervell and Lange-Nielsen Syndrome
     A rare condition characterized by congenital deafness and a long Q-T interval which is where the heart takes longer than normal to recharge after a heartbeat....more »
    1753. Jimsonweed poisoning
     The Jimsonweed is a herb that bears single large white or lavender flowers and seeds surrounded by a spiny shell. The plant contains tropane alkaloids (mainly the seeds and leaves) which can cause symptoms if eaten in large quantities....more »
    1754. Jones-Hersh-Yusk syndrome
     A rare congenital disorder characterized by missing toes, cleft palate, blistered skin and absent patches of skin at birth....more »
    1755. Judge-Misch-Wright syndrome
     A very rare syndrome characterized mainly by thickened skin on palms and soles as well as around the mouth....more »
    1756. Jung-Wolff-Back-Stahl syndrome
     A very rare syndrome characterized mainly by brain abnormalities, mental retardation and facial and skull anomalies....more »
    1757. Junin virus
    1758. Juvenile Megaloblastic Anemia
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1759. Juvenile Scleroderma
     Scleroderma that occurs in children. Scleroderma is a connective tissue disease that can affect the skin, blood vessels, the immune system and sometimes even the organs may be involved. The disorder may be localized or affect large areas of the body....more »
    1760. Juvenile hyaline fibromatosis
     A rare inherited disease involving tumor-like deposits of a substance called hyaline in body tissues such as skin, gums, joints and bones. Hyalin is a collagen-like substance made by cells in the connective tissue....more »
    1761. Juvenile myelomonocytic leukemia
     A rare form of malignant bone marrow cancer that occurs in children and involves the proliferation of immature precursors of certain blood cells - myelocytes and monocytes. The proliferation is slower than in acute forms of the disease....more »
    1762. Juvenile pustular psoriasis
     Pustular psoriasis is an uncommon form of psoriasis.People with pustular psoriasis have clearly defined, raised bumps on the skin that are filled with pus (pustules). The skin under and around these bumps is red. Large portions of your skin may redden....more »
    1763. Kanzaki disease
     A very rare inherited metabolic disorder where deficiency of an enzyme (alpha-N-acetylgalactosaminidase) causes glycoplids to accumulate in body tissues and result in various symptoms. Type 2 occurs during the second or third decade of life and is milder ...more »
    1764. Kaposi sarcoma
     A form of cancer caused by a type of herpesvirus that occurs mainly in the skin but may also affect the lymph nodes, internal organs and mucosal areas. There are four forms of the condition: Classical Indolent form, Endemic African KS, iatrogenic KS and a...more »
    1765. Kaposi sarcoma, Endemic African form
     A form of cancer caused by a type of herpesvirus that occurs mainly in the skin but may also occur in lymph nodes, internal organs and mucosal areas. The classic type tends to occur mainly on the extremities and internal organ involvement is common in adu...more »
    1766. Kaposi sarcoma, acquired immunodeficiency syndrome-associated form
     A form of cancer caused by a type of herpesvirus that occurs mainly in the skin but may also occur in lymph nodes, internal organs and mucosal areas. The AIDS-associated form is aggressive and tends to occur mainly on the face, genitals and lower extremit...more »
    1767. Kaposi sarcoma, classical indolent form
     A form of cancer caused by a type of herpesvirus that occurs mainly in the skin but may also occur in lymph nodes, internal organs and mucosal areas. The classic type tends to occur mainly on the lower legs but the lymph nodes and internal organs may rare...more »
    1768. Kaposi sarcoma, iatrogenic form
     A form of cancer caused by a type of herpesvirus that occurs mainly in the skin but may also occur in lymph nodes, internal organs and mucosal areas. The iatrogenic form tends to occur mainly on the lower legs but the internal organs are often involved as...more »
    1769. Kaposiform hemangio-endothelioma
     A rare blood vessel tumor that occur primarily in children. It causes localized damage but is not metastatic. Main sites affected are the retroperitoneum and skin but can also occur in the head and neck area, mediastinum and deep soft tissue of the trunk ...more »
    1770. Kartagener syndrome
     A rare genetic disorder characterized by enlarged bronchial tubes, sinusitis and cross-positioning of body organs....more »
    1771. Katayama fever
     An acute disease due to infection with Schistosoma parasites. Transmission can occur through contact with infected waters....more »
    1772. Kawanism
     Kava can be used as a herbal agent to treat anxiety, restlessness, stress and sleeping problems due to anxiety. The herbal agent contains chemicals including alpha-pyrone which can cause various symptoms if it is taken for long periods of time....more »
    1773. Kawasaki disease
     A childhood illness that generally affects the skin, mouth and lymph nodes....more »
    1774. Kentucky coffee tea poisoning
     Kentucky coffee tea is a large, deciduous tree which bear small flowers and a flattened seed pod. The sticky, sweet substance surrounding the seeds in the seedpods contains a chemical called alkaloid cytosine which can cause symptoms if eaten. The plant i...more »
    1775. Keratitis Ichthyosis Deafness Syndrome
     A rare genetic ectodermal disorder characterized by keratitis, skin lesions and sensorineural deafness. The deafness and skin redness are usually present at birth and the corneas of the eye are gradually destroyed by keratitis which can result in loss of ...more »
    1776. Keratoacanthoma, familial
     A rare inherited condition characterized by sebaceous gland tumors on the skin and internal malignancies usually involving the digestive tract....more »
    1777. Keratomalacia
     A rare eye disease that results from a deficiency of vitamin A....more »
    1778. Keratosis
     Thickening of the skin...more »
    1779. Keratosis follicularis Spinulosa Decalvans, Autosomal Dominant
     A rare inherited skin disorder affecting mostly males and characterized by hardening of skin around hair follicles which leads to scarring and loss of hair. The skin on the face, neck, forearms and other areas can also be affected. Because the condition i...more »
    1780. Keratosis follicularis Spinulosa Decalvans, X-Linked
     A rare inherited skin disorder affecting mostly males and characterized by hardening of skin around hair follicles which leads to scarring and loss of hair. The skin on the face, neck, forearms and other areas can also be affected....more »
    1781. Keratosis follicularis spinulosa decalvans
     A rare inherited skin disorder affecting mostly males and characterized by hardening of skin around hair follicles which leads to scarring and loss of hair. The skin on the face, neck, forearms and other areas can also be affected....more »
    1782. Keratosis palmoplantaris -- corneal dystrophy
     A rare condition where a deficiency of a liver enzyme (tyrosinase aminotransferase) causes tyrosine levels in the blood to increase and result in eye problems, mental retardation and horny skin lesions which develop on pressure points on the hands and fee...more »
    1783. Kersting-Hellwig syndrome
     A rare disorder involving the development of a skin nodule which is often painful....more »
    1784. Klippel Trenaunay Weber syndrome
     A rare genetic disorder characterized by benign skin growths made up of blood vessels, overgrowth of various limb tissues and varicose veins....more »
    1785. Kotzot-Richter syndrome
     A rare congenital disorder characterized by lack of skin and eye pigmentation, problems with the immune system, blood disorders and other anomalies....more »
    1786. Kugel-Stoloff syndrome
     A rare form of heart disease that occurs in children and involves fibrosis and thickening of the heart muscle which affects it's ability to function. The cause is unknown....more »
    1787. Lamellar ichthyosis
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes....more »
    1788. Lamellar ichthyosis, autosomal dominant form
     A very rare dominantly inherited disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes....more »
    1789. Lamellar ichthyosis, type 2
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes. Type 2 is distinguished by the location of the genetic defect - chromosome 2q34....more »
    1790. Lamellar ichthyosis, type 3
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal large dark, plate-like scales. Type 3 is distinguished by the location of the genetic defect - chromosome 19p12-q12. This type also affects the ears and...more »
    1791. Lamellar ichthyosis, type 5
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes. Type 5 is distinguished by the location of the genetic defect - chromosome 17p13.2-p13.1....more »
    1792. Lantana poisoning
     Lantana is a small flowering shrub with spiny stems. It bears small clusters of colorful flowers on a stalk and small green fruit which become dark when ripe. The plant contains a chemical called triterpene which can cause poisoning symptoms if eaten. Dea...more »
    1793. Lanzietri syndrome
     A rare genetic disorder characterized by head and face abnormalities, dwarfism and absence of an lower leg bone (fibula)....more »
    1794. Laron Dwarfism
     Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from bind...more »
    1795. Laron Pituitary Dwarfism
     Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from bind...more »
    1796. Laron Syndrome
     Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from bind...more »
    1797. Laron Type Pituitary Dwarfism 1
     Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from bind...more »
    1798. Laron-type Dwarfism Phenotypic Syndrome
     Laron syndrome is a rare genetic disease where the body has sufficient growth hormones but lacks receptors to utilize the hormone and hence dwarfism results. Type 1 involves a defect in the growth hormone receptor gene which prevents the hormone from bind...more »
    1799. Laryngeal cleft
     A rare birth defect where there is an abnormal opening between the larynx and esophagus which allows food to get into the airways and even the lungs. The severity of the condition is determined by the size of the opening....more »
    1800. Latent tuberculosis
     Infection with the bacteria causing tuberculosis but without any disease or symptoms....more »
    1801. Latex allergies
     When a person has an allergic reaction to latex...more »
    1802. Latex catheters induced allergies
     Latex catheters induced allergies are an adverse reaction by the body's immune system to the latex in catheters. Symptoms may vary depending on the location of the catheter....more »
    1803. Lawrence-Seip syndrome
     Lawrence-Seip syndrome is a relatively uncommon condition involving generalized loss of skin fat that is acquired rather than congenital as in Berardinelli-Seip Syndrome. Patients can also develop diabetes mellitus and other problems. The loss of skin fat...more »
    1804. Leatherwood poisoning
     Leatherwood is a shrubby plant which bears elongated clusters of flowers. The plant is usually found growing in the wild. The plant contains resin which can cause symptoms if eaten. The plant is considered to have a relatively low level of toxicity. Skin ...more »
    1805. Lederer's anemia
     Lederer's anemia refers to the rapid destruction of red blood cells for no apparent reason....more »
    1806. Leg muscle strain
     Damage to the leg muscles due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity of ...more »
    1807. Legionella adelaidensis infection
     Legionella adelaidensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1808. Legionella anisa infection
     Legionella anisa is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or those ...more »
    1809. Legionella beliardensis infection
     Legionella beliardensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1810. Legionella birminghamensis infection
     Legionella birminghamensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly...more »
    1811. Legionella bozemanii infection
     Legionella bozemanii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    1812. Legionella bruneiensis infection
     Legionella bruneiensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1813. Legionella brunensis infection
     Legionella brunensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    1814. Legionella busanensis infection
     Legionella busanensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    1815. Legionella cherrii infection
     Legionella cherrii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    1816. Legionella cincinnatiensis infection
     Legionella cincinnatiensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly...more »
    1817. Legionella donaldsonii infection
     Legionella donaldsonii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1818. Legionella donaldsonil infection
     Legionella donaldsonil is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1819. Legionella drancourtii infection
     Legionella drancourtii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1820. Legionella drozanskii infection
     Legionella drozanskii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    1821. Legionella dumofii infection
     Legionella dumofii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    1822. Legionella erythra infection
     Legionella erythra is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    1823. Legionella fairfieldensis infection
     Legionella fairfieldensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly ...more »
    1824. Legionella fallonii infection
     Legionella falloni is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    1825. Legionella feelei infection
     Legionella feelei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or those...more »
    1826. Legionella feeleii infection
     Legionella feeleii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    1827. Legionella gesstiana infection
     Legionella gesstiana is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    1828. Legionella gormanii infection
     Legionella micdadei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1829. Legionella gratiana infection
     Legionella gratiana is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1830. Legionella gresilensis infection
     Legionella gresilensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1831. Legionella hackeliae infection
     Legionella hackeliae is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    1832. Legionella impletisoli infection
     Legionella impletisoli is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1833. Legionella isrealensis infection
     Legionella isrealensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1834. Legionella jamestowniensis infection
     Legionella jamestowniensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly...more »
    1835. Legionella jordanis infection
     Legionella jordanis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1836. Legionella lansingensis infection
     Legionella lansingensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1837. Legionella londinensis infection
     Legionella londinensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1838. Legionella longbeachae infection
     Legionella longbeachae is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1839. Legionella lytica infection
     Legionella lytica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or those...more »
    1840. Legionella maceachemii infection
     Legionella maceachemii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1841. Legionella maceachernii infection
     Legionella maceachernii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1842. Legionella micdadei infection
     Legionella micdadei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1843. Legionella monrovica infection
     Legionella monrovica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    1844. Legionella moravica infection
     Legionella moravica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1845. Legionella nautarum infection
     Legionella nautarum is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1846. Legionella oakridgensis infection
     Legionella oakridgensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1847. Legionella parisiensis infection
     Legionella parisiensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1848. Legionella quateirensis infection
     Legionella quateirensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1849. Legionella quinlivanii infection
     Legionella quinlivanii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1850. Legionella rowbothamii infection
     Legionella rowbothamii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1851. Legionella rubrilucens infection
     Legionella rubrilucens is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1852. Legionella sainthelensi infection
     Legionella sainthelensi is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1853. Legionella santicrucis infection
     Legionella santicrucis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1854. Legionella shakespearei infection
     Legionella shakespearei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    1855. Legionella spiritensis infection
     Legionella spiritensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1856. Legionella steigerwaltii infection
     Legionella steigerwaltii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly o...more »
    1857. Legionella tauriensis infection
     Legionella tauriensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    1858. Legionella tusconensis infection
     Legionella tucsonensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1859. Legionella wadsorthii infection
     Legionella wadsorthii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    1860. Legionella wadsworthii infection
     Legionella wadsworthii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1861. Legionella waltersii infection
     Legionella moravica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    1862. Legionella worsliensis infection
     Legionella worsliensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    1863. Legionella yabuuchiae infection
     Legionella yabuuchiae is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    1864. Leiner Disease
     A skin and immune system disorder occurring in newborns and characterized by a patch of thick red skin that usually starts on the buttocks and spreads to other parts of the body. Recurring infections, failure to thrive, wasting and nervous system deficien...more »
    1865. Leishmaniasis
     A rare infectious disease caused by any of a number of parasitic Leishmania species. Infection can cause any of three different manifestations: cutaneous leishmaniasis, mucosal leishmaniasis and visceral leishmaniasis....more »
    1866. Lenz Majewski hyperostotic dwarfism
     A rare genetic disorder characterized by dense, thick bones and symphalangism....more »
    1867. Lepidopterism
     A systemic illness caused by contact with certain poisonous caterpillar spines or urticating hairs....more »
    1868. Leprechaunism
     A very rare genetic disorder characterized by insulin resistance which leads to growth delay and endocrine system abnormalities....more »
    1869. Leprosy
     A chronic, progressive infectious disease caused by Mycobacterium leprae which causes skin sores and also affects the eyes, mucous membranes and peripheral nerves....more »
    1870. Leprosy, susceptibility to, 1
     A chronic, progressive infectious disease caused by Mycobacterium leprae which causes skin sores and also affects the eyes, mucous membranes and peripheral nerves. The range of manifestations and severity of symptoms is quite variable. Researchers have di...more »
    1871. Leprosy, susceptibility to, 2
     A chronic, progressive infectious disease caused by Mycobacterium leprae which causes skin sores and also affects the eyes, mucous membranes and peripheral nerves. The range of manifestations and severity of symptoms is quite variable. Researchers have di...more »
    1872. Leprosy, susceptibility to, 3
     A chronic, progressive infectious disease caused by Mycobacterium leprae which causes skin sores and also affects the eyes, mucous membranes and peripheral nerves. The range of manifestations and severity of symptoms is quite variable. Researchers have di...more »
    1873. Leprosy, susceptibility to, 4
     A chronic, progressive infectious disease caused by Mycobacterium leprae which causes skin sores and also affects the eyes, mucous membranes and peripheral nerves. The range of manifestations and severity of symptoms is quite variable. Researchers have di...more »
    1874. Leprosy-like acne skin symptoms
     Acne is a disorder of the pilosebaceous unit. The inflammatory process varies from a papule, pustule to a nodule....more »
    1875. Lethal chondrodysplasia, Moerman type
     A very rare lethal syndrome characterized mainly by abnormal bone development....more »
    1876. Letterer-Siwe disease
     A rare usually fatal condition characterized by skin lesions, bleeding tendency, enlarged liver and spleen, enlarged lymph nodes and progressive anemia. The condition is caused by excessive proliferation of histiocytes....more »
    1877. Leukemia
     Cancer of the blood cells, usually white blood cells....more »
    1878. Leukemia subleukemic
     A classification of leukemia where the white blood count is normal (less than 15,000) but there are abnormal white blood cells present in the peripheral blood....more »
    1879. Leukemia, Myeloid
     A form of blood cancer that causes a proliferation of the precursors or immature red blood cells, platelets and certain white blood cells such as granulocytes and monocytes....more »
    1880. Leukemia, Myeloid, Aggressive-Phase
     Myeloid leukemia is a form of cancer where the bone marrow makes too many myeloid cells (granulocytes and their precursors) in the bone marrow which accumulates in the blood and eventually invades various parts of the body. The aggressive phase of myeloid...more »
    1881. Leukemia, Myeloid, Chronic
     A slow-growing cancer where the bone marrow makes too many myeloid cells (granulocytes and their precursors) in the bone marrow which accumulates in the blood and eventually invades various parts of the body....more »
    1882. Leukemia, T-Cell
     A form of blood cancer characterized by the proliferation of cancerous T-cells which make up part of the body's immune system. The exact symptoms and progression vary depending on the subtype involved....more »
    1883. Leukemia, T-cell, chronic
     Cancer of blood cells called T-cells which form part of the immune system....more »
    1884. Leukemia, mast-cell
     A very aggressive form of leukemia - a subtype of acute myeloid leukemia. The cancer can in rare cases develop from chronic myeloid leukemia or systemic mastocytosis but generally develops on its own....more »
    1885. Leukocyte Adhesion Defect
     A rare inherited disorder characterized by abnormal neutrophil functioning which reduces the body's immunity. The abnormal neutrophils are unable to be transported to sites of infection due to their inability to adhere to certain blood vessel components w...more »
    1886. Leukocytoclastic angiitis -- cutaneous
     Inflammation of small blood vessels in the skin. It may occur for no obvious reason or may be associated with conditions such as collagen vascular disorders, certain infections and certain drugs or foods....more »
    1887. Leukocytoclastic angiitis -- systemic
     Inflammation of small blood vessels. Usually the small blood vessels in the skin are involved but sometimes small blood vessels in other organs such as joints, kidneys, and gastrointestinal tract may be involved. Symptoms become more serious once there is...more »
    1888. Levotransposition of the great arteries
     A very rare heart defect where the aorta originates from the right heart ventricle and the pulmonary artery from the left ventricle. The aorta is located in front of and to the left of the pulmonary artery. This means that oxygen-poor blood that has retur...more »
    1889. Lewandowsky-Lutz dysplasia
     A very rare skin disease involving a genetic susceptibility to the human papillomaviru. Scaly macules (flat pigmented skin lesion) and skin bumps develop on the skin, especially on the back of the hands. The condition carries an increased risk of skin can...more »
    1890. Lice
     A parasitic insect that can infect humans...more »
    1891. Lichen amyloidosis
     A chronic itchy skin rash caused by abnormal deposits of amyloid in the skin. There doesn't appear to be amyloid deposits in any other part of the body. The skin lesions are usually found on the shins but can also occur on the thighs, back and forearms. I...more »
    1892. Lichen planus
     Skin rash...more »
    1893. Lichen planus follicularis
     A skin disorder that affects hair follicles. Usually the scalp is affected....more »
    1894. Lichen sclerosis et atrophicus
     A chronic skin disease characterized by shiny, white atrophic skin patches which tend to occur on the neck, genital areas, around the anus, under the breasts and in body folds....more »
    1895. Lichen simplex chronicus
     Lichen simplex chronicus refers to thickened itchy skin that results from persistently rubbing or scratching an area of skin....more »
    1896. Licorice-induced hypertension
     Licorice-induced hypertension is a relatively quick increase in blood pressure due to eating licorice (either in the form of candy or as a herb). Blood pressure usually resumes to normalisation quite rapidly. Patients with existing blood pressure problems...more »
    1897. Limb transversal defect -- cardiac anomaly
     A very rare syndrome characterized mainly by heart anomaly and leg and hand malformations involving missing bones....more »
    1898. Limbic encephalitis -- neuromyotonia -- hyperhidrosis -- polyneuropathy
     A rare autoimmune disorder involving excessive sweating, dysfunction central nervous system and neuromyotonia. The condition occurs when the body develops antibodies to voltage-gated potassium channels....more »
    1899. Limited cutaneous systemic sclerosis
     A rare disorder that primarily affects the skin and blood vessels. It is characterized by calcified skin deposits (C), Raynaud syndrome (R), esophageal dysfunction (E), scleroderma of the fingers and toes(S) and telengiectasia - dilated blood vessels (T)....more »
    1900. Linear IgA dermatosis
     A rare autoimmune skin condition characterized by blistered skin. The condition may occur after using certain drugs, following infection or there may be no apparent cause. It tends to occur in the non-reproductive years and most often affects the limbs, f...more »
    1901. Linear porokeratosis
     The linear development of multiple pigmented skin bumps. The skin bumps merge into each. They can occur along an arm or leg or on the side of the trunk, head or neck. The linear distribution tends to follow along the path of a sensory nerve....more »
    1902. Lion's mane jellyfish poisoning
     The Lion's mane jellyfish is a large stinging jellyfish found in the colder waters of the Atlantic, Arctic and Pacific Oceans. The jellyfish can deliver a painful sting with skin burning and blistering. Prolonged skin exposure can result in breathing prob...more »
    1903. Lionfish poisoning
     The Lionfish is a venomous bottom-dwelling fish which is found in the Pacific and Indian Oceans. Symptoms tend to abate after 8 to 12 hours....more »
    1904. Lip cancer
     It is the main type of oral cancer. Cancer involving the lips...more »
    1905. Lipidosis with triglyceride storage disease
     A very disorder involving abnormal storage of fat (triglycerides in parts of the body). The condition causes blood abnormalities as well as skin, eye and hearing problems....more »
    1906. Lipodermatosclerosis
     A rare condition that affects the skin above the ankles. It tends to occur in people with chronic vein problems which affects the blood flow the this area of skin. The skin becomes smooth, brown, tight and painful....more »
    1907. Lipoid congenital adrenal hyperplasia
     A rare form of congenital adrenal hyperplasia where the early phase of adrenal cortisol production is defective which causes mineralocorticoid deficiency. Male pseudohermaphroditism is the main characteristic of this disorder....more »
    1908. Lipoid proteinosis of Urbach and Wiethe
     A rare congenital lipoid storage disease where lipids, carbohydrates and proteins are deposited onto blood vessel walls and other tissues....more »
    1909. Lipoma
     Tumor of fat cells usually just under the skin...more »
    1910. Lissencephaly
     A very rare disorder characterized by abnormal brain formation so that the brain surface appears smooth rather than convoluted....more »
    1911. Lissencephaly -- immunodeficiency
     A very rare syndrome characterized mainly by abnormal brain development and a poor immune system....more »
    1912. Liver cancer
     Hepatocellular carcinoma (HCC) is a primary malignancy of the liver....more »
    1913. Liver conditions
     Any condition that affects the liver...more »
    1914. Liver failure
     Acute liver failure (ALF) is an uncommon condition in which the rapid deterioration of liver function results in coagulopathy and alteration in the mental status of a previously healthy individual....more »
    1915. Local anaesthetic allergy
     Using Local anaesthetic can cause an allergic response in some people however this is considered rare. It involves the body's immune system overreacting to the drug. The type and severity of symptoms can vary considerable though skin symptoms are the most...more »
    1916. Locally advanced breast cancer
    1917. Loeffler's endocarditis
     Heart muscle disease caused by infiltration of the heart by eosinophils (type of white blood cell). It occurs as a complication long-term, high eosinophilic levels in the peripheral blood....more »
    1918. Loeys-Dietz syndrome
     A very rare syndrome characterized mainly by a bulge in the aorta (aneurysm), wide set eyes, cleft palate, divided uvula and twisted arteries....more »
    1919. Lortab overdose
     Lortab is a prescription drug used to treat. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    1920. Louse-borne diseases
     Diseases that are carried by the louse and contracted by humans...more »
    1921. Lower back muscle strain
     Damage to the lower back muscles due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the sever...more »
    1922. Lubarsch-Pick syndrome
     A rare disorder involving abnormal amyloid deposits in various parts of the body - heart, skin, muscles, stomach and intestines....more »
    1923. Lupus
     Autoimmune disease with numerous effects on various organs and linings....more »
    1924. Lutz-Lewandowsky
     A very rare skin disease where scaly macules (flat pigmented skin lesion) and skin bumps develop on the skin, especially on the back of the hands....more »
    1925. Lutz-Lewandowsky epidermodysplasia verruciformis
     A very rare skin disease where scaly macules (flat pigmented skin lesion) and skin bumps develop on the skin, especially on the back of the hands. Patients tend to be prone to skin cancers....more »
    1926. Lymph node neoplasm
     Lymph node tumor....more »
    1927. Lymphangiomatosis, pulmonary
     A rare disorder characterized by the presence of numerous small lung cysts at birth which severely affects breathing and blood pressure and generally results in infant death....more »
    1928. Lymphatic Filariasis
     Parasitic worm infection of the lympatic system...more »
    1929. Lymphatic Obstruction
     A blockage of the lymph vessels that drain fluid from body tissues and facilitate immune system cell movement through the body. Lymphatic obstruction can be caused by such things as tumors, surgery, injury and infection. Obstruction can be primary (as in ...more »
    1930. Lymphatic neoplasm
     A tumor that develops in lymphatic tissue. The tumor may be cancerous or benign....more »
    1931. Lymphatic system cancer
     Any type of cancer affecting the lymphatic system, including lymphomas....more »
    1932. Lymphatic system tumors
     Any type of tumor affecting the lymphatic system, whether cancerous or benign....more »
    1933. Lymphoblastic lymphoma
     A cancer of the lymph system which usually involves immature T-lymphocytes and sometimes B-lymphocytes. The cancer usually affects the mediastinum (between the lungs), bone marrow, brain and spinal cord....more »
    1934. Lymphocyte depletion Hodgkin's disease
     Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
    1935. Lymphocytic vasculitis
     Blood vessel inflammation due to infiltration of blood vessel walls with lymphocytes which can causes raised skin welts which can be tender and painful. The skin often remains darkened after the lesions are resolved....more »
    1936. Lymphoma
     Cancer involving lymph nodes and the immune system....more »
    1937. Lymphoma, AIDS-related
     HIV patients face an increased risk of various infections and cancers. AIDS-related lymphoma is lymphoma that occurs in AIDS patients. Lymphomas are white blood cell cancers (white blood cells form part of the body's immune system)....more »
    1938. Lymphoma, Large-Cell, Follicular
     A cancer of cells in the immune system. The cancer is comprised of large cells and tends to be aggressive and metastasizes readily....more »
    1939. Lymphoma, large-cell
     A cancer of cells in the immune system. The cancer is comprised of large cells and tends to be aggressive and metastasizes readily....more »
    1940. Lymphoma, large-cell, immunoblastic
     A cancer of the immune system characterized by the presence of immunoblasts. Immunoblasts are T cells which have been transformed due to stimulation by an antigen....more »
    1941. Lymphoma, small cleaved-cell, diffuse
     A slow-growing cancer of the lymph system that involves small cells. The diffuse form has no distinguishable pattern of progression through the lymph node....more »
    1942. Lymphoma, small cleaved-cell, follicular
     A slow-growing cancer of the lymph system consisting of small cells that can circulate readily in the blood. The cancer occurs in a follicular pattern. Despite it's ability to spread, the cancer tends to be less aggressive than the large cell variety....more »
    1943. Lymphomatoid Granulomatosis
     A rare, progressive blood vessel disease where nodular lesions destroy blood vessels - lungs, skin and nervous system are mainly involved....more »
    1944. Lymphomatous thyroiditis
     Progressive thyroid gland enlargement due to autoimmune disease....more »
    1945. MELAS
     A mitochondrial disorder characterized by stroke-like episodes, headaches, vomiting and other neurological symptoms....more »
    1946. MSBD syndrome
     A rare form of osteosclerosis caused by a lack of calcium in the bones....more »
    1947. Mac Duffie's syndrome
     A rare syndrome characterized by immune system problems where immune system particles are deposited on amall blood vessel walls...more »
    1948. Macrocytic Hyperchromic Anemia
     Macrocytic Hyperchromic anemia is a blood disorder characterized by abnormally large red blood cells which contain abnormally high amounts of haemoglobin. There is also a reduced number of red blood cells. This anomaly can be associated with such things a...more »
    1949. Macrodactyly -- Hemihypertrophy -- Connective tissue nevi syndrome
     A birth disorder characterized manily by large toes, large head, skin pigmentation anomaly and asymmetrical face and arm....more »
    1950. Macroepiphyseal dysplasia with osteoporosis, wrinkled skin, and aged appearance
     A rare disorder characterized by osteoporosis, wrinkled skin, aged appearance and abnormal bone development....more »
    1951. Maidenhair tree poisoning
     Maidenhair tree is a deciduous tree which bear fan-shaped leaves and green to yellow-brown fruit. The ripe fruit has a revolting smell. The fruit and the raw seed kernels contain chemicals which can cause symptoms if large quantities are eaten. Skin irrit...more »
    1952. Majeed syndrome
     A rare syndrome characterized by blood abnormality and recurring bone infections....more »
    1953. Malabsorption
     Failure to digest nutrients properly...more »
    1954. Malaria
     A parasitic disease transmitted through mosquito bites....more »
    1955. Male Breast Cancer
     Cancer of the breast in males....more »
    1956. Malignant Jaundice
     Jaundice due to an obstruction or blockage in one of the bile ducts by a tumor. Bile ducts are vessels which carry bile from the liver to the digestive system or gallbladder....more »
    1957. Malignant obstructive biliary disease
     Obstruction or blockage in one of the bile ducts by a tumor. Bile ducts are vessels which carry bile from the liver to the digestive system or gallbladder. Jaundice is usually one of the main symptoms....more »
    1958. Mallory-Weiss syndrome
     A laceration of the lining of the gastroesophageal junction or just above it - often caused by severe vomiting....more »
    1959. Mansonella streptocerca infection
     A parasitic nematode infection which occurs in West Africa and can be transmitted by mosquito bites. The adult worms tend to live in the skin and cause symptoms....more »
    1960. Mansonelliasis
     Infection with a nematode (worm-like parasite) called Mansonella. Transmission usually occurs through the bite of a midge....more »
    1961. Marchiafava-Micheli disease
     A blood disorder where abnormalities in erhtyrocyte membranes results in excessive destruction of red blood cells and hence anemia....more »
    1962. Marfan syndrome
     A genetic connective tissue disorder involving a defect of chromosome 15q21.1 which affects the production of the fibrillin needed to make connective tissue....more »
    1963. Marie-Bamberg syndrome
     A rare condition characterized by clubbing of fingers and toes, excessive sweating and development of fibrous tissue around the ends of bones. The condition is a form of hypertrophic osteoarthropathy that occurs secondary to other conditions such as cardi...more »
    1964. Marine toxins
     Toxins produced by marine animals...more »
    1965. Marine turtle poisoning
     Marine turtles are found and eaten in the rivers and coastal waters of Southeast Asia. It is believed that sometimes these turtles become poisonous when the eat toxic algae which occur at certain times of the year. Symptoms vary in nature and severity amo...more »
    1966. Marine turtle poisoning -- Green Sea Turtle
     Green Sea turtles are found and eaten in the rivers and coastal waters of Southeast Asia. It is believed that sometimes these turtles become poisonous when the eat toxic algae which occur at certain times of the year. Symptoms vary in nature and severity ...more »
    1967. Marine turtle poisoning -- Hawksbill Turtle
     Hawksbill turtles are found and eaten in the rivers and coastal waters of Southeast Asia. It is believed that sometimes these turtles become poisonous when the eat toxic algae which occur at certain times of the year. Symptoms vary in nature and severity ...more »
    1968. Marine turtle poisoning -- Leatherback Turtle
     Leatherback turtles are found and eaten in the rivers and coastal waters of Southeast Asia. It is believed that sometimes these turtles become poisonous when the eat toxic algae which occur at certain times of the year. Symptoms vary in nature and severit...more »
    1969. Marine turtle poisoning -- Loggerhead Turtle
     Loggerhead turtles are found and eaten in the rivers and coastal waters of Southeast Asia. It is believed that sometimes these turtles become poisonous when the eat toxic algae which occur at certain times of the year. Symptoms vary in nature and severity...more »
    1970. Marine turtle poisoning -- Soft-shelled Turtle
     Soft-shelled turtles are found and eaten in the rivers and coastal waters of Southeast Asia. It is believed that sometimes these turtles become poisonous when the eat toxic algae which occur at certain times of the year. Symptoms vary in nature and severi...more »
    1971. Marsh marigold poisoning
     Marsh marigold is a low growing plant with rounded leaves and small yellow flowers. The plant can be found growing in the wild or in gardens. The leaves from the plant contain a chemical called protoanemonin which can cause symptoms if large quantities ar...more »
    1972. Mastocytosis
     A disorder where excessive amounts of mast cells proliferate in organs such as the skin, liver, bone, spleen and gastrointestinal tract. Mast cells occur in connective tissue and defend the body against disease by releasing histamine to stimulate the immu...more »
    1973. May-Hegglin Anomaly
     A rare inherited blood disorder involving abnormalities in some of the blood components (platelets and certain leukocytes). Some patients develop bleeding problems whereas other remain asymptomatic....more »
    1974. May-Hegglin thrombocytopenia
     A rare inherited blood disorder involving abnormalities in some of the blood components (platelets and certain leukocytes). Some patients develop bleeding problems whereas other remain asymptomatic....more »
    1975. Mayapple poisoning
     The Mayapple is a small flowering plant which is often found growing naturally. It bears small single flowers and apple-like fruit which turns yellow when ripe. The unripe fruit and leaves contain a chemical called podophyllin which can cause poisoning if...more »
    1976. McCune-Albright Syndrome
     A rare genetic multisystem disorder characterized by abnormal skin pigmentation and endocrine gland dysfunction and replacement of parts of bone tissue with fibrous material....more »
    1977. Meadows syndrome
     A rare condition that affects pregnant women during the last trimester or within two months after birth. It is characterized by breathing difficult, chest pain, congestive heart failure, heart rhythm abnormalities, high blood pressure, gastrointestinal sy...more »
    1978. Meconium aspiration syndrome
     A condition that occurs when an infant suffers respiratory distress following birth due to the presence of meconium in the amniotic fluid....more »
    1979. Medication related hypothyroidism
     Drug-induced hypothyroidism is an underactive thyroid gland due to a reaction from medication....more »
    1980. Medullary carcionoma
     Medullary carcinoma of the breast is a variant of breast cancer. These tumors have a similar presentation to other breast cancers but are distinguished by a characteristic histologic appearance....more »
    1981. Megaloblasti Anemia, 1
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1982. Megaloblastic Anemia 1
     A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megal...more »
    1983. Megaloblastic Anemia, Familial
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    1984. Megalocytic-Normochromic anemia
     Megalocytic-Normochromic is a blood disorder characterized by normal amounts of haemoglobin within abnormally large red blood cells. However, the number of red blood cells is low....more »
    1985. Megarbane-Jalkh Syndrome
     A rare condition reported in two related infants and involving a range of abnormalities such as developmental delay, unusual facial features, wrinkled skin, liver failure and fragile bones. One of the infants died before the age of 2 years due to liver fa...more »
    1986. Melanoma
     Melanoma is the most dangerous type of skin cancer. It is the leading cause of death from skin disease. It involves cells called melanocytes, which produce a skin pigment called melanin. Melanin is responsible for skin and hair color....more »
    1987. Melanoma -- astrocytoma syndrome
     A rare syndrome characterized by the association of a melanoma with a type of brain tumor called an astrocytoma. The exact symptoms may vary depending on the exact location of the brain tumor....more »
    1988. Melanoma, familial
     Melanoma that occurs in a familial pattern. Melanoma is a cancer of pigment-producing cells and can occur in a number of parts of the body such as the skin and eyes....more »
    1989. Meleda Disease
     A very rare inherited skin disorder primarily involving dry thick skin patches that develop on the palms of hands and soles of feet. The type and severity of symptoms is variable....more »
    1990. Melioidosis
     Bacterial infection from soil or water....more »
    1991. Mendelson syndrome
     Symptoms caused by breathing in gastric juices stomach contents during general anesthesia. Severe cases can lead to shock and death but this is rare. The condition is believed to be caused by the absence of laryngeal reflexes. It is most often seen in pre...more »
    1992. Meningococcal disease
     Dangerous bacterial infection causing meningitis or bacteremia....more »
    1993. Menkes Disease
     Genetic disease of copper deficiency....more »
    1994. Menopause
     The end of female menstruation and fertility....more »
    1995. Menorrhagia
     Excessive menstrual bleeding...more »
    1996. Mental retardation -- arachnodactyly -- hypotonia -- telangiectasia
     A very rare syndrome characterized mainly by mental retardation, short fingers, reduced muscle tone and spider veins (telangiectasia)....more »
    1997. Mental retardation -- short broad thumbs
     A very rare syndrome characterized mainly by mental retardation and short, broad thumbs....more »
    1998. Mental retardation unusual facies ampola type
     A rare genetic disease characterized primarily by mental retardation, facial anomalies, short stature, seizures and finger and toe abnormalities....more »
    1999. Mental retardation, X-linked -- seizures -- psoriasis
     A rare syndrome characterized mainly by mental retardation, seizures and a skin disorder....more »
    2000. Mental retardation, X-linked, Reish type
     A rare disorder characterized by mental retardation, brain anomalies, skeletal malformations, intestinal problems, eye and ear anomalies, cleft palate and kidney abnormalities. Some infants with the disorder die soon after birth due to breathing problems....more »
    2001. Mercaptobenzothiazole allergy
     A Mercaptobenzothiazole allergy refers to an adverse reaction by the body's immune system to Mercaptobenzothiazole which is used mainly in the manufacturing process of rubber. Exposure routes can include skin contact or inhalation....more »
    2002. Merkel cell cancer
     A rapidly growing, aggressive form of skin cancer that occur on or just under the skin....more »
    2003. Mesquite Buck moth caterpillar poisoning
     Contact with the poisonous hairs or spines of the Mesquite Buck moth caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    2004. Mesquite stinger caterpillar poisoning
     Contact with the poisonous hairs or spines of the Mesquite stinger caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    2005. Metabolic disorders
     Disorders that affect the metabolic system in human...more »
    2006. Metabolic syndrome (syndrome X)
     Metabolic syndrome is a combination of medical disorders that increase the risk of developing cardiovascular disease and diabetes....more »
    2007. Metachondromatosis
     A rare genetic disorder characterized by the development of firm lumps in the hands and feet caused by bony outgrowhts. The growths regress and regrow in an unpredictable pattern....more »
    2008. Metaplastic carcinoma
     Metaplastic carcinoma of the breast is a rare neoplasm containing a mixture of epithelial and mesenchymal elements....more »
    2009. Metastatic breast cancer
     Metastatic breast cancer is the term used to describe cancer that has spread from the original site in the breast to other organs or tissues in the body....more »
    2010. Metastatic liver cancer
     Metastatic liver cancer is a cancer that has spread to the liver from elsewhere in the body....more »
    2011. Methadone overdose
     Methadone is a prescription drug mainly used as a painkiller and to treat heroin addiction. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    2012. Methaemoglobinemia
     A condition which is characterized by the occurrence of methemoglobin in the blood...more »
    2013. Methahemoglobinemia
     Excess methahemoglobin in the blood...more »
    2014. Methemoglobinemia, beta-globin type
     An inherited blood disorder where oxygen transport by the blood is impaired by the presence of defective hemoglobin. Hemoglobin is the part of the red blood cell that carries the oxygen....more »
    2015. Methotrexate-associated lymphoproliferative disorders
     Some patients develop lymphoproliferative disorders as a result of using methotrexate to treat autoimmune conditions....more »
    2016. Methyldopa-induced Immune Hemolytic Anemia
     Methyldopa-induced immune hemolytic anemia is a condition where use of a medication called Methyldopa triggers the body's immune system to destroy it's own red blood cells which results in anemia....more »
    2017. Microcephalic osteodysplastic primordial dwarfism types 1 and 3
     Microcephalic osteodysplastic primordial dwarfism types 1 and 3 were originally regarded as separate conditions but it was recently concluded that they were different expressions of the same condition. The main differences between the two forms is a diffe...more »
    2018. Microcephalic osteodysplastic primordial dwarfism, type 1
     A form of dwarfism associated with brain and skeletal abnormalities....more »
    2019. Microcephaly -- seizures -- mental retardation -- heart disorders
     A very rare syndrome characterized mainly by a small head, seizures, mental retardation and heart disorders....more »
    2020. Microcephaly immunodeficiency lymphoreticuloma
     A very rare syndrome characterized mainly by a small head, reduced immunity and increased risk of cancer. There are a wide range of other abnormalities and symptoms that can occur....more »
    2021. Microcephaly, Growth Retardation, Cataract, Hearing Loss, and Unusual Appearance
     A rare syndrome characterized by the association of a small head, retarded growth, cataracts, hearing loss and an unusual facial appearance. It was reported in a brother and sister....more »
    2022. Microcytic Anemia
     Microcytic anemia is a blood disorder characterized by small red blood cells (erythrocytes). The red blood cells are small due to a failure of haemoglobin synthesis or insufficient quantities of haemoglobin available. The blood disorder is usually caused ...more »
    2023. Microcytic Hyperchromic Anemia
     Microcytic Hyperchromic anemia is a blood disorder characterized by abnormally small red blood cells which contain abnormally high amounts of haemoglobin. There is also a reduced number of red blood cells. This anomaly can be associated with such things a...more »
    2024. Microcytic hypochromic anemia
     Microcytic anemia is a blood disorder characterized by small red blood cells (erythrocytes) which have insufficient haemoglobin and hence have a reduced ability to carry oxygen through the body. The red blood cells are small due to a failure of haemoglobi...more »
    2025. Microcytic-Normochromic anemia
     Microcytic-Normochromic anemia is a blood disorder characterized by normal amounts of haemoglobin within small red blood cells. However the number of red blood cells is low....more »
    2026. Micropapillary carcinoma
     Invasive micropapillary carcinoma (IMPC) is a rare subtype of epithelial tumor of the breast. It has a high incidence of axillary lymph node metastasis, in keeping with an angioinvasive phenotype. IMPC was considered an aggressive subtype of breast carcin...more »
    2027. Microphthalmia syndromic, type 9
     A rare inherited disorder characterized by small or absent eyes and lung, heart and diaphragmatic abnormalities. The disorder is caused by a defect on the STRA6 gene....more »
    2028. Microscopic Polyangiitis
     A condition which is characterized by inflammation of microscopic blood or lymph vessels...more »
    2029. Mild allergy
    2030. Millian erythema
     Symptoms that occur following a course of drug injections with drugs such as arsphenamine....more »
    2031. Millipede poisoning
     Millipedes are multi-segmented arthropods that have numerous legs. They can secrete poisonous substances from their body and some can squirt the poison at their predator. Death due to millipede poisoning has not been reported though the poison can cause s...more »
    2032. Milner-Khallouf-Gibson syndrome
     A rare recessively inherited genetic disorder characterized by a variety of symptoms which are typical of a condition called Fanconi's anemia....more »
    2033. Mineral deficiency
     A deficiency of any minerals in the body...more »
    2034. Mite conditions
     Any condition that is caused by the mite...more »
    2035. Mitochondrial Parkinson's disease
     A form of Parkinson's disease that seems to be linked to mitochondrial defects - mitochondria are the energy-producing components of body cells. Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle ri...more »
    2036. Mitral atresia
     A rare defect where the mitral valve is closed off. The mitral valve connects the two chambers on the left side of the heart (atrium and ventricle). The blood is therefore unable to flow between the two heart chambers....more »
    2037. Mixed cellularity Hodgkin's disease
     Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
    2038. Mixed connective tissue disease
     A rare disorder of the connective tissue which affects a range of body tissues and organs....more »
    2039. Moccasin snake poisoning
     The Moccasin snake is a poisonous snake found mainly in America and Asia. Moccasin snakes include the copperhead, cottonmouth and the Siberian, Central Asian and Malayan pit vipers. They are considered less venomous than rattlesnakes The snake venom conta...more »
    2040. Mohave Rattle snake poisoning
     The Mohave rattle snake is a poisonous snake found mainly in Mexico and south-western areas of the US. The type of venom in Mohave snakes varies amongst species. Those with Type A venom tend to affect the nervous system whereas those with Type B venom pri...more »
    2041. Mold allergies
     Allergies to airborne or household molds....more »
    2042. Mole
     Darkened growths on the skin; everyone has a few....more »
    2043. Molluscum contagiosum
     Common wart-causing virus....more »
    2044. Moon Jellyfish poisoning
     Contact with the Moon Jellyfish can result in various mild to moderate skin symptoms....more »
    2045. Morgellons Disease
     A rare disorder involving a variety of skin symptoms such as unusual sensations, skin lesions and the presence of fiber-like particles in or on the skin. There is still dissension over whether this is an actual disorder or whether it is a psychotic disord...more »
    2046. Morphea, generalized
     A rare skin disorder involving widespread plaques of thickened, hardened, tight skin. The skin lesions usually have little or no hair and sweat glands are absent. The tissue under the plaques contracts and becomes wasted....more »
    2047. Morphine allergy
     Taking morphine (a painkiller) can cause an allergic response in some people however this is considered rare. It involves the body's immune system overreacting to the drug. The type and severity of symptoms can vary considerable though skin symptoms are t...more »
    2048. Morphine overdose
     Morphine is a highly addictive drug used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    2049. Mosse syndrome
     A condition involving the association of liver cirrhosis with polycythemia which is a chronic myeloproliferative disorder characterized by the excessive production of mainly red blood cells by the bone marrow....more »
    2050. Motion sickness
     Nausea from any type of motion or travel...more »
    2051. Mountain Laurel poisoning
     The mountain laurel is a large evergreen shrub which bears clusters of small flowers. The plant contains chemicals (andromedotoxin, arbutin) which can cause poisoning symptoms if eaten. The plant is considered highly toxic if ingested. The level of toxici...more »
    2052. Mountain andromeda poisoning
     The Mountain Andromeda is an evergreen flowering shrub bearing elongated clusters of white flowers. The leaves and flower nectar contain a chemical called andromedotoxin which is highly toxic. Ingesting the leaves or nectar can result in death as the plan...more »
    2053. Mouth psoriasis
     Psoriasis is a chronic skin condition characterized by scaling and inflammation of the skin which can occur on virtually any part of the body. Psoriasis can occur on the mucous membranes of the mouth but it is not as common as occurrence on the skin. Lesi...more »
    2054. Mouth ulcers
     Ulcers in the mouth membranes or oral areas...more »
    2055. MoyaMoya disease 1
     A very rare disorder involving progressive blocked arteries at the base of the brain (basal ganglia). Type 1 is caused by a genetic defect on chromosome 3p26-p24.2....more »
    2056. MoyaMoya disease 2
     A very rare disorder involving progressive blocked arteries at the base of the brain (basal ganglia). Type 2 is caused by a genetic defect on chromosome 17q25....more »
    2057. MoyaMoya disease 3
     A very rare disorder involving progressive blocked arteries at the base of the brain (basal ganglia). Type 3 is caused by a genetic defect on chromosome 8q23....more »
    2058. Moyamoya Syndrome
     A very rare disorder involving progressive blocked arteries at the base of the brain (basal ganglia)....more »
    2059. Moynahan syndrome III
     A rare syndrome characterized mainly by short stature, defective tooth enamel, clubfoot, skin problems and a variety of other anomalies. Blisters tend to occur during the warmer months of the year....more »
    2060. Mucha-Habermann Disease
     A condition which is characterized by rashes and small lesions of the skin...more »
    2061. Mucha-Habermann syndrome
     A rare skin disorder characterized by recurring skin lumps, blisters and bleeding under the skin....more »
    2062. Muckle-Wells syndrome
     An inherited condition characterized by amyloidosis (protein deposits), deafness, hives and limb pain....more »
    2063. Mucopolysaccharidoses
     A lysosomal storage disorder that is caused by a deficiency of the ability to metabolise glycosaminoglycans...more »
    2064. Mucopolysaccharidosis type 6
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (Arylsulfatase ?) needed to break it down....more »
    2065. Mucopolysaccharidosis type I Hurler syndrome
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (?-L-diuronidase) needed to break it down. There are three main sub-types...more »
    2066. Mucopolysaccharidosis type I Hurler-Scheie syndrome
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (?-L-diuronidase) needed to break it down....more »
    2067. Mucormycosis
     An infectious disease caused by fungus from the order Mucorales which is normally found in the soil and in decaying plant matter. Transmission is usually through the inhalation of spores. It is generally harmless to healthy individuals but can cause infec...more »
    2068. Mucosal leishmaniasis (espundia)
     A rare infectious disease caused by any of a number of parasitic Leishmania species. Infection can cause any of three different manifestations: cutaneous leishmaniasis, mucosal leishmaniasis and visceral leishmaniasis. Mucosal leishmaniasis tends to affec...more »
    2069. Mucositis
     Inflammation of the mucous membranes in the digestive tract....more »
    2070. Multi-centric Castleman's Disease
     A rare disorder characterized by a generalized overgrowth of lymph node tissue which forms a tumor-like growth. This form of Castleman's disease is progressive and can be serious....more »
    2071. Multicentric osteolysis -- nodulosis -- arthropathy
     A rare syndrome characterized by joint disease, loss of bone mineral density and nodulosis....more »
    2072. Multicentric reticulohistiocytosis
     A rare condition characterized by the proliferation of histiocytes (immune cells) which causes destructive arthritis and skin nodules....more »
    2073. Multiple Myeloma
     A rare malignant cancer that occurs in the bone marrow. More common in skull, spine, rib cage, pelvis and legs....more »
    2074. Multiple Sclerosis
     Autoimmune attack on spinal nerves causing diverse and varying neural problems....more »
    2075. Multiple Sclerosis, Susceptibility To, 1
     Multiple sclerosis is a nerve or spinal cord disease that causes random damage to parts of the nervous system. The result is a diverse range of possible symptoms depending on which parts of the cord are damaged, and how often the inflammation reoccurs. Ty...more »
    2076. Multiple Sclerosis, Susceptibility To, 2
     Multiple sclerosis is a nerve or spinal cord disease that causes random damage to parts of the nervous system. The result is a diverse range of possible symptoms depending on which parts of the cord are damaged, and how often the inflammation reoccurs. Ty...more »
    2077. Multiple Sclerosis, Susceptibility To, 3
     Multiple sclerosis is a nerve or spinal cord disease that causes random damage to parts of the nervous system. The result is a diverse range of possible symptoms depending on which parts of the cord are damaged, and how often the inflammation reoccurs. Ty...more »
    2078. Multiple Sclerosis, Susceptibility To, 4
     Multiple sclerosis is a nerve or spinal cord disease that causes random damage to parts of the nervous system. The result is a diverse range of possible symptoms depending on which parts of the cord are damaged, and how often the inflammation reoccurs. Ty...more »
    2079. Multiple endocrine abnormalities -- adenylyl cyclase dysfunction
     A rare syndrome characterized by an enzyme defect (adenylyl cyclase) and a number of endocrine abnormalities....more »
    2080. Multiple endocrine neoplasia
     A group of conditions that is characterised by the hyperplasia and hyperfunction of two or more glands of the endocrine system...more »
    2081. Multiple endocrine neoplasia type 1
     Rare inherited disease causing tumors in multiple glands...more »
    2082. Multiple endocrine neoplasia type 2
     Rare inherited disease causing tumors in multiple glands...more »
    2083. Multiple endocrine neoplasia type 3
     Rare inherited disease causing tumors in multiple glands...more »
    2084. Multiple fibrofolliculoma familial
     A rare familial genetic disorder characterized by the development of numerous benign hair follicle tumors....more »
    2085. Multiple keratoacanthoma, Ferguson-Smith type
     A condition involving the development of a number of skin tumors which are invasive but regress spontaneously to leave only a pitted scar. The skin lesions tend to occur mostly on sun-exposed areas....more »
    2086. Multiple sclerosis -- ichthyosis -- factor 8 deficiency
     A very rare syndrome characterized mainly by multiple sclerosis, scaly skin and a blood anomaly....more »
    2087. Multiple system atrophy
     A rare disorder where nerve degeneration causes progressive neurological problems involving the central and autonomic nervous system. The rate of progression is variable....more »
    2088. Muscular fibrosis, multifocal -- obstructed vessels
     A very rare syndrome characterized mainly by muscle problems and immune system anomalies....more »
    2089. Musculoskeletal chronic fatigue syndrome
     Musculoskeletal chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnos...more »
    2090. Mycetoma
     Any of a group of infections caused by actinomycetes (bacterial) or a fungus (eumycetoma). It causes a chronic, pus-producing infection under the skin and sometimes involves bone. The infection most often occurs in the feet. The infection is most common i...more »
    2091. Mycobacterium Fortuitum
     An infectious disease caused by Mycobacterium fortuitum which can be found in soil, dust and water. It usually causes infection of the skin and surrounding area usually after some sort of skin trauma such as an injury or surgery....more »
    2092. Mycobacterium abscessus
     A form of mycobacterium...more »
    2093. Mycobacterium haemophilum
     A form of mycobacterium...more »
    2094. Mycoplasma pneumoniae
     Bacterial respiratory infection...more »
    2095. Mycosis fungoides
     Mycosis fungoides is a rare form of T-cell lymphoma of the skin. The disease is typically slowly progressive and chronic....more »
    2096. Mycosis fungoides, familial
     A rare form of lymphatic cancer (T-cell lymphoma) that primarily affects the skin and tends to occur with higher than normal frequency within a family. The skin is affected first, then the lymph nodes become inflamed and usually cancerous. The cancer can ...more »
    2097. Mycotoxin-induced liver damage -- Aflatoxin
     Damage or injury to the liver caused by exposure to a mycotoxin called Aflatoxin which is a toxin produced by some Aspergillus fungus. Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury. Mild liver damage may ...more »
    2098. Mycotoxin-induced liver damage -- Cyclochlorotine
     Damage or injury to the liver caused by exposure to a Mycotoxin called Cyclochlorotine which is a toxin produced by a particular fungus (Penicillium islandicum). Symptoms vary depending on the degree of exposure and hence extent of the liver damage or inj...more »
    2099. Mycotoxin-induced liver damage -- Luteoskyrins
     Damage or injury to the liver caused by exposure to a Mycotoxin called Luteoskyrin which is a toxin produced by a particular fungus (Penicillium islandicum). Symptoms vary depending on the degree of exposure and hence extent of the liver damage or injury....more »
    2100. Mycotoxin-induced liver damage -- Ochratoxin
     Damage or injury to the liver caused by exposure to a Mycotoxin called Ochratoxin. Ochratoxin is a toxin produced by a particular fungus (Aspergillus ochraceus and Penicillium verrucosum). It is a relatively common food contaminant and can be found in mou...more »
    2101. Mycotoxin-induced liver damage -- Rubratoxin
     Damage or injury to the liver caused by exposure to a Mycotoxin called Rubratoxin. Rubratoxin is a toxin produced by a particular fungus (Penicillium rubrum and purpurogenum) which is most commonly found on cereal grains. Symptoms vary depending on the de...more »
    2102. Mycotoxin-induced liver damage -- Sterigmatocystin
     Damage or injury to the liver caused by exposure to a Mycotoxin called Sterigmatocystin. It is a toxin produced by a particular fungus (Aspergillus). Sterigmatocystin may also increase the risk of developing liver cancer. Most likely sources of exposure a...more »
    2103. Myelodysplastic/myeloproliferative disease
     A rare group of blood and bone marrow diseases which contains features of myelodysplastic and myeloproliferative disease. Myelodysplastic disease is when the immature blood cells do not develop into normal functioning mature cells. Myeloproliferative dise...more »
    2104. Myelofibrosis-osteosclerosis
     Formation of fibrous tissue in the bone marrow in response to bone marrow damage....more »
    2105. Myelogenous leukemia
     A condition which is characterized proliferation of myeloid tissue and the abnormal increase in granulocytes...more »
    2106. Myeloperoxidase deficiency
     A disorder where and enzyme (myeloperoxidase) deficiency which impairs the ability of the body's immune system to destroy invading bacteria and other pathogens. The condition may be due to inherited genetic anomalies or such things as lead poisoning, preg...more »
    2107. Myeloproliferative diseases
     Myeloproliferative diseases are a diverse group of diseases characterised by proliferation of cells in one or more blood cell lines, but is distinct from leukemia. Diseases include chronic myelogenous leukemia, polycythemia rubra vera, myelofibrosis and e...more »
    2108. Myelpathic anemia
     Myelopathic anemia is a form of anemia resulting from the development of abnormal tissue in the bone marrow - usually metastatic cancers. It is characterized by abnormal number of immature blood cells in the blood....more »
    2109. Myoclonus
     Sudden involuntary muscle twitching or movement....more »
    2110. Myokymia
     Involuntary muscle movement, causing a rippling appearance in the skin....more »
    2111. Myopathy, limb-girdle, with bone fragility
     A rare inherited disorder characterized by easy bone fracturing, poor healing of fractures and progressive weakness of the limb-girdle muscles. The fractures tend to occur before the muscle problems. The slow-healing fractures sometimes resulted in osteom...more »
    2112. Myositis ossificans
     A very rare progressive disorder involving calcification of muscles, tendons and ligaments....more »
    2113. Myxedema
     Skin and tissue disorder usually due to hypothyroidism...more »
    2114. NOMID syndrome
     A rare autoinflammatory disease characterized by fever, rash, arthritic changes, eye problems and chronic meningitis....more »
    2115. Nakajo syndrome
     A very rare syndrome characterized mainly by skin problems, various head anomalies and loss of fat in parts of the body....more »
    2116. Nakajo-Nishimura syndrome
     A rare disorder involving muscle degeneration, loss of skin fat and impaired immune functioning....more »
    2117. Nasal decongestant-induced hypertension
     Nasal decongestant-induced hypertension is high blood pressure caused by taking nasal decongestants. Patients with an existing history of hypertension may suffer further blood pressure increases while taking nasal decongestants and this can be serious. Se...more »
    2118. Navajo poikiloderma
     A rare genetic blood disorder found in Navajo populations and characterized by a progressive skin disorder and neutropenia (lack of neutrophils which are needed to fight bacterial infections)....more »
    2119. Neck Cancer
     Any cancer that occurs in the neck...more »
    2120. Necrotizing fasciitis
     A severe, progressive skin infection which causes progressive destruction of skin and underlying tissue. It is caused by certain bacteria and has a high mortality rate....more »
    2121. Neonatal Jaundice
     Common skin yellowing jaundice in newborn babies....more »
    2122. Neonatal hepatitis
     A liver inflammation that occurs during the first few months of an infant's life....more »
    2123. Neonatal herpes, type 1 virus
     A very rare disorder where a newborn becomes infected with the herpes simplex virus usually through contact with a parent during or soon after the birth. The type 1 virus is severe compared to type 2...more »
    2124. Neonatal herpes, type 2 virus
     A very rare disorder where a newborn becomes infected with the herpes simplex virus usually through contact with a parent during or soon after the birth. The type 2 virus is mild compared to the type 1 virus....more »
    2125. Neonatal sepsis
     Bacterial blood infection in an infant under 3 months of age....more »
    2126. Neoplastic porphyria tarda
     A rare condition where a liver tumor causes a deficiency of the enzyme hepatic uroporphyrinogen decarboxylase. The deficiency causes a build up of porphyrins in the liver and the skin which causes damage to the skin and various other symptoms....more »
    2127. Nephroblastomatosis -- fetal ascites -- macrosomia -- wilms tumor
     A rare condition characterized by kidney abnormalities, macroxomia, endocrine pancreas abnormalities, large fetus and mental retardation....more »
    2128. Nephroblastomatosis, fetal ascites, macrosomia and Wilms tumor
     A rare condition characterized by kidney abnormalities, macroxomia, endocrine pancreas abnormalities, large fetus and mental retardation....more »
    2129. Nephrogenic Fibrosing Dermopathy
     A rare disorder characterized by thickening and hardening of the skin as well as other symptoms. The course of the disease may be mild or aggressive and occurs in patients with underlying disorders kidney disease....more »
    2130. Nephthytis poisoning
     Nephthytis is vine with heart-shaped leaves with distinctive light-colored veins. The plant contains calcium oxalate crystals which can cause various symptoms if ingested. The damage is usually caused by the abrasive action of the crystals. Eye exposure c...more »
    2131. Netherton syndrome ichthyosis
     A rare inherited skin disorder characterized by scaly skin which forms in a circular pattern....more »
    2132. Neu-Laxova Syndrome
     A rare fatal genetic disorder characterized by microcephaly and multiple congenital abnormalities. Death occurs during the fetal or newborn stage....more »
    2133. Neuritis
     Inflammation of a nerve....more »
    2134. Neuroblastoma
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue....more »
    2135. Neuroblastoma, Susceptibility to
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2136. Neuroblastoma, Susceptibility to, 1
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2137. Neuroblastoma, Susceptibility to, 2
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2138. Neuroblastoma, Susceptibility to, 3
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2139. Neuroblastoma, Susceptibility to, 4
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2140. Neuroblastoma, Susceptibility to, 5
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2141. Neuroblastoma, Susceptibility to, 6
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    2142. Neurodermatitis
     Lichen simplex chronicus refers to thickened itchy skin that results from persistently rubbing or scratching an area of skin....more »
    2143. Neuroectodermal endocrine syndrome
     A very rare syndrome characterized mainly by hormonal, hair, skin and brain abnormalities....more »
    2144. Neurofibroma
     A benign tumor that originates from nerve cells. The tumors usually arise from nerves in the skin or just under the skin....more »
    2145. Neurofibromatosis Type 1 (NF-1)
     Neurofibromatosis Type 1 is a genetic disorder often leading to the development of nerve tumors. The condition is also characterized by skin pigmentation abnormalities....more »
    2146. Neurofibromatosis syndrome
     A rare genetic disorder characterized by areas of increased and decreased skin pigmentation and the development of many non-cancerous nerve and skin tumors some of which may eventually become malignant....more »
    2147. Neurofibromatosis type 3A
     A rare genetic disorder characterized by areas of increased and decreased skin pigmentation and the development of many non-cancerous nerve and skin tumors some of which may eventually become malignant. The skin tumors tend to develop characteristically o...more »
    2148. Neurofibromatosis type 3B
     A rare genetic disorder characterized by areas of increased and decreased skin pigmentation and the development of many non-cancerous nerve and intestinal tumors some of which may eventually become malignant....more »
    2149. Neurofibromatosis type 6
     A rare, dominantly inherited syndrome characterized by the presence of at least 6 café-au-lait spots without the presence of neurofibromas or Lisch nodules typically present in neurofibromatosis....more »
    2150. Neurofibromatosis-1
     Genetic disorder often leading to tumors on nerves....more »
    2151. Neurofibromatosis-Noonan syndrome
     A rare disorder where the patients has symptoms of neurofibromatosis (nerve tumors) and Noonan syndrome (short stature, bleeding problems, heart defect, unusual facial features, skeletal anomalies, webbed neck)....more »
    2152. Neurofibromatosis-like skin pigmentation changes
     Neurofibromatosis is an autosomal dominant condition in which the myelin sheath are affected. It is characterised by specific skin pigmentary changes known as café-au-lait spots....more »
    2153. Neuroma biliary tract
     A benign nerve tumor that occurs in the biliary tract. Often occurs after certain surgeries such as gall bladder removal....more »
    2154. Neuropathy, Hereditary Sensory, Type IV
     A rare disorder characterized mainly by insensitivity to pain and inability to sweat....more »
    2155. Neuropathy, hereditary motor and sensory, Okinawa type
     A dominantly inherited, slow-progressing motor and sensory nerve disease which primarily involves the proximal muscles (i.e. the muscles closest to the trunk of the body)....more »
    2156. Neutrophilic dermatosis, acute febrile
     A rare skin disorder characterized by the appearance of painful red skin lesions on various parts of the body as well as fever....more »
    2157. Nevus comedonicus syndrome
     A rare condition characterized by the development of large comedones which can occur in groups or linear arrangements. The skin lesions tend to occur mainly on the face, neck, arms and trunk. If it is associated with other congenital malformations, it is ...more »
    2158. Nevus flammeus
     A condition which is characterized by any congenital skin lesion...more »
    2159. Nezelof's syndrome
     An immune deficiency disorder where the cells that normally fight infection don't work properly and patients suffer frequent severe infections....more »
    2160. Niacin overdose
     Excessive vitamin B3 (niacin) supplement or medication...more »
    2161. Nickel contact allergy
     Nickel contact allergy usually refers to an allergic response to nickel which is found in most jewellery. Even high carat gold has some nickel content which may pose problems for some people. Symptoms usually only involve the skin that is in contact with ...more »
    2162. Nicolaides-Baraitser syndrome
     A very rare syndrome characterized mainly by short stature, reduced hair, short fingers, epilepsy and abnormal bone development....more »
    2163. Nicotine addiction
     Nicotine addiction is the uncontrollable desire to continue smoking. Smoking products contain nicotine which is a chemical that can lead to addiction if used over a period of time. Cessation causes withdrawal symptoms which can vary in nature and severity...more »
    2164. Nijmegen Breakage Syndrome
     A very rare syndrome characterized mainly by a small head, reduced immunity and increased risk of cancer. There are a wide range of other abnormalities and symptoms that can occur....more »
    2165. Nodular primary localized cutaneous amyloidosis
     A rare skin condition caused by abnormal, localized deposits of amyloid in the skin. The skin lumps or plaques can occur on nearly any part of the body. The skin lesions are harmless and treatment is usually only done for aesthetics....more »
    2166. Nodular sclerosing Hodgkin's lymphoma
     Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
    2167. Nodulosis-arthropathy-osteolysis syndrome
     A rare syndrome characterized by joint disease, loss of bone mineral density and nodulosis....more »
    2168. Non Classic Congenital Adrenal Hyperplasia
     A late onset form of congenital adrenal hyperplasia where insufficient adrenal corticosteroids are produced by the body due to the deficiency of a particular chemical. The severity of symptoms varies from person to person and onset may occur as early as c...more »
    2169. Non cardiogenic pulmonary oedema
     Non cardiogenic pulmonary oedemais caused by changes in permeability of the pulmonary capillary membrane due to a direct or an indirect pathologic insult....more »
    2170. Non-Food Allergy -- Aesculus pollen
     An aesculus pollen allergy is an adverse reaction by the body's immune system to pollen produced by aesculus trees. The specific symptoms that can result can vary amongst patients....more »
    2171. Non-Food Allergy -- Africanized honeybee
     An Africanized honeybee allergy is an adverse reaction by the body's immune system to an Africanized honeybee sting. Multiple stings increase the risk of a severe reaction or death. The body's immune system produces immunoglobulin E (IgE - an antibody) an...more »
    2172. Non-Food Allergy -- Alder
     An alder allergy is an adverse reaction by the body's immune system to pollen produced by alder. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can ...more »
    2173. Non-Food Allergy -- Alder tree
     An alder tree allergy is an adverse reaction by the body's immune system to pollen produced by Alder trees. The pollen from alder trees is considered to have a relatively moderate to high potential for allergy. The body's immune system produces immunoglob...more »
    2174. Non-Food Allergy -- American feverfew
     An American feverfew allergy is an adverse reaction by the body's immune system to pollen produced by a weed called American feverfew. The pollen from American feverfew is considered to have a moderate potential for allergy. The specific symptoms that can...more »
    2175. Non-Food Allergy -- Amylcinnamic alcohol
     An amylcinnamic alcohol allergy is an adverse reaction by the body's immune system to a chemical called amylcinnamic alcohol which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in ...more »
    2176. Non-Food Allergy -- Anisyl alcohol
     An Anisyl alcohol allergy is an adverse reaction by the body's immune system to a chemical called Anisyl alcohol which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to ...more »
    2177. Non-Food Allergy -- Ant
     An ant bite allergy is an adverse reaction by the body's immune system to an ant bite. Multiple bites increase the risk of a severe reaction or death. Certain ants pose more of an allergy risk than others e.g. red fire ant. The specific symptoms that can ...more »
    2178. Non-Food Allergy -- Ash juniper tree pollen
     An ash juniper tree pollen allergy is an adverse reaction by the body's immune system to pollen produced by ash juniper trees. The specific symptoms that can result can vary amongst patients....more »
    2179. Non-Food Allergy -- Beet
     A beet allergy is an adverse reaction by the body's immune system to pollen produced by beet plants. The pollen from beet plants is considered to have a relatively low potential for allergy. The specific symptoms that can result can vary amongst patients....more »
    2180. Non-Food Allergy -- Benzyl alcohol
     A benzyl alcohol allergy is an adverse reaction by the body's immune system to a chemical called benzyl alcohol which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to c...more »
    2181. Non-Food Allergy -- Benzyl salicylate
     A benzyl salicylate allergy is an adverse reaction by the body's immune system to a chemical called benzyl salicylate which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in respons...more »
    2182. Non-Food Allergy -- Bermuda grass
     A Bermuda grass allergy is an adverse reaction by the body's immune system to pollen produced by Bermuda grass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sym...more »
    2183. Non-Food Allergy -- Black fire ant
     A black fire ant bite allergy is an adverse reaction by the body's immune system to a black fire ant bite. Multiple bites increase the risk of a severe reaction or death. The specific symptoms that can result can vary amongst patients....more »
    2184. Non-Food Allergy -- Bluegrass
     A bluegrass pollen allergy is an adverse reaction by the body's immune system to pollen produced by bluegrass. The specific symptoms that can result can vary amongst patients....more »
    2185. Non-Food Allergy -- Bumblebee
     A Bumblebee allergy is an adverse reaction by the body's immune system to a Bumblebee sting. Multiple stings increase the risk of a severe reaction or death. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response ...more »
    2186. Non-Food Allergy -- Canary grass
     A canary grass allergy is an adverse reaction by the body's immune system to pollen produced by canary grass. The specific symptoms that can result can vary amongst patients....more »
    2187. Non-Food Allergy -- Capeweed
     A capeweed allergy is an adverse reaction by the body's immune system to pollen produced by capeweed which is usually found in Australia. The specific symptoms that can result can vary amongst patients....more »
    2188. Non-Food Allergy -- Cinnamic alcohol
     A cinnamic alcohol allergy is an adverse reaction by the body's immune system to a chemical called cinnamic alcohol which is found in perfumes or fragrances. Cinnamic alcohol has a hyacinth odor and is often used as a fragrance in perfumes, cosmetics, det...more »
    2189. Non-Food Allergy -- Cinnamic aldehyde
     A cinnamic aldehyde allergy is an adverse reaction by the body's immune system to a chemical called cinnamic aldehyde which is found in perfumes or fragrances. Cinnamic aldehyde has a hyacinth odor and is often used as a fragrance in perfumes, cosmetics, ...more »
    2190. Non-Food Allergy -- Cockroach
     A cockroach allergy is an adverse reaction by the body's immune system to cockroaches, in particular their saliva, outer shell, eggs and feces. The specific symptoms that can result can vary amongst patients....more »
    2191. Non-Food Allergy -- Coumarin
     A coumarin allergy is an adverse reaction by the body's immune system to a chemical called coumarin which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with ...more »
    2192. Non-Food Allergy -- Cypress tree
     A cypress tree allergy is an adverse reaction by the body's immune system to pollen produced by cypress trees. The pollen from cypress trees is considered to have a relatively moderate to high potential for allergy. The body's immune system produces immun...more »
    2193. Non-Food Allergy -- English plantain
     An English plantain allergy is an adverse reaction by the body's immune system to pollen produced by English plantain. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The speci...more »
    2194. Non-Food Allergy -- Eugenol
     A eugenol allergy is an adverse reaction by the body's immune system to a chemical called eugenol which is found in perfumes or fragrances. Eugenol has a spicy clove odor, is derived from cloves and cinnamon and is often used in perfumes, cosmetics, hair ...more »
    2195. Non-Food Allergy -- European Ash tree
     A European ash tree allergy is an adverse reaction by the body's immune system to pollen produced by the European Ash tree. The specific symptoms that can result can vary amongst patients....more »
    2196. Non-Food Allergy -- Geraniol
     A geraniol allergy is an adverse reaction by the body's immune system to a chemical called geraniol which is found in perfumes or fragrances. Geraniol has a sweet floral, rose smell and is commonly used in perfumes, cosmetics and skin care products. The b...more »
    2197. Non-Food Allergy -- Hickory tree
     A hickory tree allergy is an adverse reaction by the body's immune system to pollen produced by hickory trees. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symp...more »
    2198. Non-Food Allergy -- Hornbeam tree
     A hornbeam tree allergy is an adverse reaction by the body's immune system to pollen produced by hornbeam trees. The pollen from hornbeam trees is considered to have a moderate potential for allergy. The body's immune system produces immunoglobulin E (IgE...more »
    2199. Non-Food Allergy -- Hornet
     A hornet allergy is an adverse reaction by the body's immune system to a hornet sting. Multiple stings increase the risk of a severe reaction or death. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to con...more »
    2200. Non-Food Allergy -- Hydroxycitronellal
     A Hydroxycitronellal allergy is an adverse reaction by the body's immune system to a chemical called Hydroxycitronellal which is found in perfumes or fragrances. Hydroxycitronellal has a sweet, floral odor and is often used in perfumes, soaps, cosmetics, ...more »
    2201. Non-Food Allergy -- Isoeugenol
     A isoeugenol allergy is an adverse reaction by the body's immune system to a chemical called isoeugenol which is found in perfumes or fragrances. Isoeugenol is derived from nutmeg and ylang ylang oil. The body's immune system produces immunoglobulin E (Ig...more »
    2202. Non-Food Allergy -- Johnson grass
     A Johnson grass allergy is an adverse reaction by the body's immune system to pollen produced by Johnson grass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sym...more »
    2203. Non-Food Allergy -- Kentucky bluegrass
     A Kentucky bluegrass allergy is an adverse reaction by the body's immune system to pollen produced by Kentucky bluegrass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The sp...more »
    2204. Non-Food Allergy -- Marsh Elder
     A marsh elder allergy is an adverse reaction by the body's immune system to pollen produced by marsh elder which is a type of weed. The pollen from Marsh elder is considered to have a relatively low potential for allergy. The specific symptoms that can re...more »
    2205. Non-Food Allergy -- Monteroy pine tree
     A Monteroy pine tree allergy is an adverse reaction by the body's immune system to pollen produced by Monteroy pine tree. The specific symptoms that can result can vary amongst patients....more »
    2206. Non-Food Allergy -- Musk ambrette
     A musk ambrette allergy is an adverse reaction by the body's immune system to a chemical called musk ambrette which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to con...more »
    2207. Non-Food Allergy -- Oak moss absolute
     A oak moss absolute allergy is an adverse reaction by the body's immune system to a chemical called oak moss absolute which is found in perfumes or fragrances. Oak moss absolute has an earthy, woody scent and is often used as a fragrance in men's products...more »
    2208. Non-Food Allergy -- Oak tree
     An oak tree allergy is an adverse reaction by the body's immune system to pollen produced by oak trees. The pollen from oak trees is considered to have a moderate potential for allergy. The body's immune system produces immunoglobulin E (IgE - an antibody...more »
    2209. Non-Food Allergy -- Olea tree pollen
     An Olea treepollen allergy is an adverse reaction by the body's immune system to pollen produced by Olea trees. The specific symptoms that can result can vary amongst patients....more »
    2210. Non-Food Allergy -- Orache (Atriplex)
     An orache (Atriplex) allergy is an adverse reaction by the body's immune system to pollen produced by weeds called orache. The pollen from Orache is considered to have a relatively low potential for allergy. The specific symptoms that can result can vary ...more »
    2211. Non-Food Allergy -- Patterson's curse
     A Patterson's curse allergy is an adverse reaction by the body's immune system to pollen produced by a weed called Patterson's curse. The pollen from Patterson's curse is considered to have a relatively high potential for allergy. The specific symptoms th...more »
    2212. Non-Food Allergy -- Pecan trees
     A pecan tree allergy is an adverse reaction by the body's immune system to pollen produced by pecan trees. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms...more »
    2213. Non-Food Allergy -- Rapeseed oil
     A rapeseed oil allergy is an adverse reaction by the body's immune system to pollen produced by rapeseed weeds. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sym...more »
    2214. Non-Food Allergy -- Red fire ant
     A red fire ant bite allergy is an adverse reaction by the body's immune system to a red fire ant bite. Multiple bites increase the risk of a severe reaction or death. The specific symptoms that can result can vary amongst patients....more »
    2215. Non-Food Allergy -- Redtop grass
     A Redtop grass allergy is an adverse reaction by the body's immune system to pollen produced by Redtop grass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sympt...more »
    2216. Non-Food Allergy -- Ryegrass pollen
     A ryegrass allergy is an adverse reaction by the body's immune system to pollen produced by ryegrass. The specific symptoms that can result can vary amongst patients....more »
    2217. Non-Food Allergy -- Sandalwood oil
     A sandalwood oil allergy is an adverse reaction by the body's immune system to a chemical called sandalwood oil which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to c...more »
    2218. Non-Food Allergy -- Sorrel
     A sorrel allergy is an adverse reaction by the body's immune system to pollen produced by sorrel which is a type of herb. The pollen from sorrel is considered to have a relatively moderate to high potential for allergy. The body's immune system produces i...more »
    2219. Non-Food Allergy -- Sunflower pollen
     A sunflower pollen allergy is an adverse reaction by the body's immune system to pollen produced by sunflowers. The specific symptoms that can result can vary amongst patients....more »
    2220. Non-Food Allergy -- Tropical fire ant
     A tropical fire ant bite allergy is an adverse reaction by the body's immune system to a tropical fire ant bite. Multiple bites increase the risk of a severe reaction or death. The specific symptoms that can result can vary amongst patients....more »
    2221. Non-Food Allergy -- Velvet grass
     A velvet grass allergy is an adverse reaction by the body's immune system to pollen produced by velvet grass. The specific symptoms that can result can vary amongst patients....more »
    2222. Non-Food Allergy -- White cedar tree
     A white cedar tree allergy is an adverse reaction by the body's immune system to pollen produced by the white cedar tree. The specific symptoms that can result can vary amongst patients....more »
    2223. Non-Food Allergy -- Wood tar
     A wood tar allergy is an adverse reaction by the body's immune system to a chemical called wood tar which is found in perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with ...more »
    2224. Non-Food Allergy -- Yellow jacket Wasp
     A yellow jacket allergy is an adverse reaction by the body's immune system to a yellow jacket wasp sting. Multiple stings increase the risk of a severe reaction or death. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine...more »
    2225. Non-Food Allergy -- amaranthus
     An amaranthus allergy is an adverse reaction by the body's immune system to pollen produced by a weed called amaranthus. The pollen from amaranthus is considered to have a relatively low potential for allergy. The specific symptoms that can result can var...more »
    2226. Non-Food Allergy -- ash tree
     An ash tree grass allergy is an adverse reaction by the body's immune system to pollen produced by ash trees. The pollen from ash trees is considered to have a relatively moderate to high potential for allergy. The body's immune system produces immunoglob...more »
    2227. Non-Food Allergy -- beech tree
     A beech tree allergy is an adverse reaction by the body's immune system to pollen produced by beech trees. The pollen from beech trees is considered to have a relatively low to moderate potential for allergy. The body's immune system produces immunoglobul...more »
    2228. Non-Food Allergy -- bent grass
     A bent grass allergy is an adverse reaction by the body's immune system to bent grass which is often used on golf courses and around homes. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with th...more »
    2229. Non-Food Allergy -- birch tree
     A birch tree allergy is an adverse reaction by the body's immune system to pollen produced by birch trees. The pollen from birch trees is considered to have a relatively high potential for allergy. The body's immune system produces immunoglobulin E (IgE -...more »
    2230. Non-Food Allergy -- box elder tree
     A box elder tree allergy is an adverse reaction by the body's immune system to pollen produced by box elder trees. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific ...more »
    2231. Non-Food Allergy -- chlorine
     A chlorine allergy is an adverse reaction by the body's immune system to chlroine. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can result can var...more »
    2232. Non-Food Allergy -- cocklebur
     A cocklebur allergy is an adverse reaction by the body's immune system to pollen produced by a plant called cocklebur. The specific symptoms that can result can vary amongst patients....more »
    2233. Non-Food Allergy -- daisy
     A daisy allergy is an adverse reaction by the body's immune system to pollen produced by daisies. The pollen from daisies is considered to have a relatively low potential for allergy. The specific symptoms that can result can vary amongst patients....more »
    2234. Non-Food Allergy -- dandelion pollen
     A dandelion allergy is an adverse reaction by the body's immune system to pollen produced by dandelions. The specific symptoms that can result can vary amongst patients....more »
    2235. Non-Food Allergy -- dust mites
     A mite allergy is an adverse reaction by the body's immune system to dust mites. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can result can vary ...more »
    2236. Non-Food Allergy -- elm tree
     An elm tree allergy is an adverse reaction by the body's immune system to pollen produced by elm trees. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms th...more »
    2237. Non-Food Allergy -- fungus, Alternaria
     An Alternaria fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Alternaria. Alternaria is a common outdoor mold and can cause severe asthmatic symptoms as well as other allergy symptoms. Symptoms tend ...more »
    2238. Non-Food Allergy -- fungus, Aspergillus spp
     An Aspergillus spp fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Aspergillus spp. Aspergillus is a common indoor and outdoor mold. Symptoms tend to occur in a seasonal pattern as spore production b...more »
    2239. Non-Food Allergy -- fungus, Aureobasidium (Pullularia)
     A Aureobasidium fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Aureobasidium. Aureobasidium is a common outdoor mold often found on paper, lumber and painted objects. Symptoms tend to occur in a sea...more »
    2240. Non-Food Allergy -- fungus, Candida albicans
     A Candida albicans fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Candida albicans. Symptoms tend to occur in a seasonal pattern as spore production by molds tends to increase and decrease with chan...more »
    2241. Non-Food Allergy -- fungus, Cladosporium
     A Cladosporium fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Cladosporium. Cladosporium is one of the most common outdoor airborne molds. Symptoms tend to occur in a seasonal pattern as spore produ...more »
    2242. Non-Food Allergy -- fungus, Epicoccum
     An Epicoccum fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Epicoccum. Epicoccum tends to be found in grassland and agricultural areas. Symptoms tend to occur in a seasonal pattern as spore producti...more »
    2243. Non-Food Allergy -- fungus, Fusarium
     A Fusarium fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Fusarium. Fusarium is often found on rotting plants. Symptoms tend to occur in a seasonal pattern as spore production by molds tends to incr...more »
    2244. Non-Food Allergy -- fungus, Helminthosporium
     A Helminthosporium fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Helminthosporium. Helminthosporium is a fungus found more often in warmer climates. Symptoms tend to occur in a seasonal pattern as ...more »
    2245. Non-Food Allergy -- fungus, Mucor
     A Mucor fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Mucor. Mucor is a relatively uncommon fungus but can be found on decaying vegetation and damp indoor areas. Symptoms tend to occur in a seasona...more »
    2246. Non-Food Allergy -- fungus, Penicillium
     A Penicillium fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Penicillium. Penicillium is a common indoor mold and allergy to this fungus is unrelated to a penicillin allergy. Symptoms tend to occur ...more »
    2247. Non-Food Allergy -- fungus, Phoma
     A Phoma fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Phoma. Phoma is an outdoor mold which is predominant during wet periods. Symptoms tend to occur in a seasonal pattern as spore production by mo...more »
    2248. Non-Food Allergy -- fungus, Rhizopus
     A Rhizopus fungus allergy is an adverse reaction by the body's immune system to spores produced by a fungus called Rhizopus. Rhizopus is relatively uncommon but can be found on decaying vegetation and damp indoor areas. Symptoms tend to occur in a seasona...more »
    2249. Non-Food Allergy -- fungus, smut
     A smut allergy is an adverse reaction by the body's immune system to spores produced by a fungus called smut. Smut is common in agricultural areas. Symptoms tend to occur in a seasonal pattern as spore production by molds tends to increase and decrease wi...more »
    2250. Non-Food Allergy -- goosefoot
     A goosefoot allergy is an adverse reaction by the body's immune system to pollen produced by a weed called goose foot. The specific symptoms that can result can vary amongst patients....more »
    2251. Non-Food Allergy -- grass
     A grass allergy is an adverse reaction by the body's immune system to grass or pollen produced by grass. Grasses are considered to have a relatively high potential for allergy. The body's immune system produces immunoglobulin E (IgE - an antibody) and his...more »
    2252. Non-Food Allergy -- guayule
     A guayule allergy is an adverse reaction by the body's immune system to pollen produced by guayule which is a type of weed. The pollen from guayule is considered to have a relatively low potential for allergy. The specific symptoms that can result can var...more »
    2253. Non-Food Allergy -- hazel tree
     A hazel tree allergy is an adverse reaction by the body's immune system to pollen produced by hazel trees. The pollen from hazel trees is considered to have a relatively moderate to high potential for allergy. The body's immune system produces immunoglobu...more »
    2254. Non-Food Allergy -- hemp
     A hemp allergy is an adverse reaction by the body's immune system to pollen produced by the hemp plant. The specific symptoms that can result can vary amongst patients....more »
    2255. Non-Food Allergy -- honey bee
     A honey bee allergy is an adverse reaction by the body's immune system to a honey bee sting. Multiple stings increase the risk of a severe reaction or death. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response ...more »
    2256. Non-Food Allergy -- hop shrub
     A hop shrub allergy is an adverse reaction by the body's immune system to pollen produced by hop shrubs. The pollen from hop shrubs is considered to have a relatively low potential for allergy. The body's immune system produces immunoglobulin E (IgE - an ...more »
    2257. Non-Food Allergy -- horse chestnut tree
     A horse chestnut tree allergy is an adverse reaction by the body's immune system to pollen produced by horse chestnut trees. The pollen from horse chestnut trees is considered to have a relatively low to moderate potential for allergy. The body's immune s...more »
    2258. Non-Food Allergy -- maple tree
     A maple tree allergy is an adverse reaction by the body's immune system to pollen produced by maple trees. The pollen from maple trees is considered to have a relatively low to moderate potential for allergy. The body's immune system produces immunoglobul...more »
    2259. Non-Food Allergy -- mosquito
     A mosquito allergy is an adverse reaction by the body's immune system to mosquito bites. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can result c...more »
    2260. Non-Food Allergy -- mountain cedar tree
     A mountain cedar tree allergy is an adverse reaction by the body's immune system to pollen produced by mountain cedar trees. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The...more »
    2261. Non-Food Allergy -- mugwort tree
     A mugwort tree allergy is an adverse reaction by the body's immune system to pollen produced by mugwort trees. The pollen from mugwort trees is considered to have a relatively high potential for allergy. The body's immune system produces immunoglobulin E ...more »
    2262. Non-Food Allergy -- nettle
     A nettle allergy is an adverse reaction by the body's immune system to pollen produced by nettle. The pollen from nettle is considered to have a relatively low potential for allergy. The specific symptoms that can result can vary amongst patients....more »
    2263. Non-Food Allergy -- olive tree
     An olive tree allergy is an adverse reaction by the body's immune system to pollen produced by olive trees. The pollen from olive trees is considered to have a relatively high potential for allergy. The body's immune system produces immunoglobulin E (IgE ...more »
    2264. Non-Food Allergy -- orchard grass
     An orchard grass allergy is an adverse reaction by the body's immune system to pollen produced by orchard grass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sy...more »
    2265. Non-Food Allergy -- perfume
     A perfume allergy is an adverse reaction by the body's immune system to perfumes or fragrances. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that can r...more »
    2266. Non-Food Allergy -- pigweed
     A pigweed allergy is an adverse reaction by the body's immune system to pollen produced by pigweed. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that c...more »
    2267. Non-Food Allergy -- plane tree
     A plane tree allergy is an adverse reaction by the body's immune system to pollen produced by plane trees. The pollen from plane trees is considered to have a moderate to high potential for allergy. The body's immune system produces immunoglobulin E (IgE ...more »
    2268. Non-Food Allergy -- plantago pollen
     A plantago pollen allergy is an adverse reaction by the body's immune system to pollen produced by plantago which is a type of weed. The specific symptoms that can result can vary amongst patients....more »
    2269. Non-Food Allergy -- poplar tree pollen
     A poplar tree pollen allergy is an adverse reaction by the body's immune system to pollen produced by poplar trees. The specific symptoms that can result can vary amongst patients....more »
    2270. Non-Food Allergy -- ragweed
     A ragweed allergy is an adverse reaction by the body's immune system to pollen produced by ragweed. The pollen from ragweed is considered to have a relatively high potential for allergy. The body's immune system produces immunoglobulin E (IgE - an antibod...more »
    2271. Non-Food Allergy -- redroot
     A redroot allergy is an adverse reaction by the body's immune system to pollen produced by redroot. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms that c...more »
    2272. Non-Food Allergy -- sagebrush
     A sagebrush allergy is an adverse reaction by the body's immune system to pollen produced by sagebrush. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific symptoms th...more »
    2273. Non-Food Allergy -- scorpion
     A scorpion allergy is an adverse reaction by the body's immune system to a scorpion sting. Multiple stings increase the risk of a severe reaction or death. The specific symptoms that can result can vary amongst patients....more »
    2274. Non-Food Allergy -- sweet chestnut tree
     A sweet chestnut tree allergy is an adverse reaction by the body's immune system to pollen produced by sweet chestnut trees. The pollen from sweet chestnut trees is considered to have a relatively low to moderate potential for allergy. The body's immune s...more »
    2275. Non-Food Allergy -- sweet vernal grass
     A sweet vernal grass allergy is an adverse reaction by the body's immune system to pollen produced by sweet vernal grass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The sp...more »
    2276. Non-Food Allergy -- tilia tree pollen
     A tilia tree pollen allergy is an adverse reaction by the body's immune system to pollen produced by tilia tree. The specific symptoms that can result can vary amongst patients....more »
    2277. Non-Food Allergy -- timothy grass
     A timothy grass allergy is an adverse reaction by the body's immune system to pollen produced by timothy grass. The body's immune system produces immunoglobulin E (IgE - an antibody) and histamine in response to contact with the allergen. The specific sym...more »
    2278. Non-Food Allergy -- tree pollen
     A tree pollen allergy is an adverse reactio