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Symptom Checker » Behind knee pain » Swelling symptoms
 

Behind knee pain and Swelling symptoms
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Results: Causes of Behind knee pain AND Swelling symptoms

Results: 3600 causes of Behind knee pain OR Swelling symptoms

    1. 17-Beta-hydroxysteroid dehydrogenase III deficiency
     A rare disorder characterized caused by an enzyme (17-ketosteroid reductase) defect only in the testes which results in a lack of testosterone which is needed during the fetal stage to give males there physical characteristics....more »
    2. 2-Hydroxyglutaricaciduria
     A rare metabolic disorder characterized by high levels of a certain chemical (2-Hydroxyglutaric) which causes a serious progressive neurological disease and damage to the brain. The features of this disorder are variable and some cases are milder than oth...more »
    3. 3-M Syndrome
     A rare genetic condition which is characterized by distinctive physical features and severe growth retardation that starts during the fetal stage. Intelligence is not affected....more »
    4. 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 »
    5. 3C syndrome
     A rare disorder characterized by cardiac malformations, cerebellar hypoplasia and cranial dysmorphism which gives the disease it's name....more »
    6. 4-Alpha-hydroxyphenylpyruvate hydroxylase deficiency
     A very rare metabolic disorder where a deficiency of a particular enzyme results in the urinary excretion of a chemical called hawkinsin. Symptoms start once the infant is weaned off breast milk....more »
    7. 46,XX testicular DSD
     A sex chromosome disorder in males which affects gonadal development and causes infertility. Males have XX chromosomes instead of the normal XY....more »
    8. 46,XX testicular disorder of sex development
     A sex chromosome disorder in males which affects gonadal development and causes infertility. Males have XX chromosomes instead of the normal XY....more »
    9. ACAD9 deficiency
     A metabolic disorder involving a deficiency of an enzyme (acyl-CoA dehydrogenase-9). The symptoms are variable and are usually triggered by a viral infection or ingestion of aspirin which can trigger a Reye-like episode which can cause death....more »
    10. ADANE
     A potentially fatal inherited neurological disease involving brain lesions. Symptoms tend to occur during childhood after an illness involving a fever. The disease is similar to Leigh syndrome but the course is acute rather than chronic....more »
    11. AIDS-Related Complex
     Patients with only mild symptoms of HIV infections....more »
    12. 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 »
    13. AREDYLD
     A rare condition characterized by abnormalities of the extremities, teeth, hair, nail and kidney as well as lipoatrophic diabetes....more »
    14. ATR-X syndrome
     A rare X-linked disorder that affects males and is characterized by mental retardation and alpha thalassemia....more »
    15. Aagenaes syndrome
     A rare inherited birth abnormality involving underdeveloped lymph vessels which results in swollen legs and liver problems....more »
    16. Aase Smith syndrome
     A rare hereditary syndrome characterized by deformities such as cleft palate, joint contractures and hypoplastic anemia....more »
    17. Aase-Smith I syndrome
     A very rare hereditary syndrome characterized by deformities such as joint contractures, anemia, hydrocephalus and cleft palate....more »
    18. Abderhalden-Kaufmann-Lignac syndrome
     A rare inherited childhood disorder involving deposits of cystine crystals in various parts of the body, especially the conjunctiva and cornea....more »
    19. 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 »
    20. Abdominal Hernia
     A protrusion of the intraabdominal contents through a defect in the abdominal wall...more »
    21. Abdominal Neoplasms
     A tumor that occurs in the abdomen....more »
    22. Abdominal abscess
     An abscess that occurs anywhere in the abdomen....more »
    23. Abdominal aortic aneurysm
     A weakness and bulging of a section of an abdominal blood vessel called the abdominal aorta. It is usually associated with severe atherosclerosis in the blood vessel....more »
    24. Abdominal chemodectomas with cutaneous angiolipomas
     A rare genetic condition involving the growth of a tumor-like mass of lymphatic tissue in the abdomen....more »
    25. Abdominal conditions
     Medical conditions affecting the abdominal region....more »
    26. Abdominal cystic lymphangioma
     A rare form of benign tumor that occurs in infants. It is essentially a malformation of one of the abdominal lymph vessels where a portion is dilated and form a lymph fluid-filled cyst. Symptoms may vary depending on the exact location and size of the cys...more »
    27. Abruptio Placentae
     Placental bleeding usually late in a pregnancy....more »
    28. Acanthamoeba keratitis
     Infection of the eye with a microscopic, free-living ameba (Acanthamoeba) that is readily found in the environment - soil, air and water. Infection most often occurs through exposure to contaminated water while wearing contact lenses e.g. swimming or show...more »
    29. Acanthocheilonemiasis
     Infection with a nematode called Mansonella....more »
    30. 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 »
    31. 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 »
    32. Accidental Eye Injury
     The accidental injury to an eye...more »
    33. Accutane -- Teratogenic Agent
     There is strong evidence to indicate that the use of Accutane during pregnancy may cause 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 level of exp...more »
    34. Achondrogenesis type 1A
     A rare genetic disorder characterized by abnormal cartilage formation and growth of bones. Type 1A differs from other types by the origin of the genetic defect. Type 1A involves abnormal cartilage-forming cells (chondrocytes) whereas type 1B involves an a...more »
    35. Achondrogenesis type 1A and 1B
     A rare lethal genetic disorder characterized by a low nasal bridge, very short limbs and incomplete bone formation of lower spine....more »
    36. Achondrogenesis type 1B
     A rare lethal genetic disorder characterized by a low nasal bridge, very short limbs and incomplete bone formation of lower spine....more »
    37. Achondrogenesis type 2
     A rare genetic disorder characterized by very small stature, abnormal bone formation and early death....more »
    38. Achondrogenesis, type 3
     Severely abnormal bone development which invariably results in death before or soon after birth. Type III may actually be a part of achondrogenesis type II....more »
    39. Achondrogenesis, type 4
     A rare genetic disorder characterized by very small stature, abnormal bone formation and early death. It has been designated as a mild form of Langer-Saldino achondrogenesis....more »
    40. Achondroplasia
     A disorder characterized by problems with bone growth....more »
    41. 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 »
    42. Acid phosphatase deficiency
     A group of inherited metabolic bone disorders varying in degree of severity and characterized a deficiency of alkaline phosphate which affects bone mineralization....more »
    43. 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 »
    44. Acidemia, methylmalonic
     An inborn error of metabolism where amino acids in the body aren't metabolized properly resulting in high levels of the acid throughout the body....more »
    45. 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 »
    46. Acitretin- Teratogenic Agent
     Reports indicate that the use of Acitretin during pregnancy may cause various harmful effects on the fetus. The likelihood and severity of symptoms may be affected by the level of exposure and the stage of pregnancy that the exposure occurred at. Acitreti...more »
    47. Ackerman syndrome
     An extremely rare condition characterized primarily by glaucoma, upper lip deformity and abnormal tooth roots....more »
    48. Acoustic Neurinoma
     A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
    49. Acoustic neuroma
     A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
    50. 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 »
    51. 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 »
    52. 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 »
    53. 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 »
    54. Acral dysostosis -- dyserythropoiesis
     A rare disorder characterized by hand and foot defects as well as a congenital form of anemia characterized by the production of abnormal red blood cells....more »
    55. Acrocallosal Syndrome (Schinzel Type)
     A rare condition characterized by absence of portion of the brain (corpus callosum), mental deficiency, duplicated toes, mental deficiency and other abnormalities....more »
    56. Acrocephalopolydactyly
     A rare genetic condition characterized by limb abnormalities, extra digits and hydrocephalus. Other additional symptoms are variably present....more »
    57. Acrocephalopolydactyly II
     A rare genetic disorder characterized by head, hand and genital anomalies as well as mental retardation....more »
    58. Acrocephalosyndactyly Syndrome type 5
     A rare genetic disorder where some of the skull bones fuse too early which affects the size and shape of the skull and face. Thumb and toe abnormalities are also present. There are three types of Pfeiffer syndrome with varying degrees of severity....more »
    59. Acrocephalosyndactyly type 5 (ACPS 5)
     A rare genetic disorder where some of the skull bones fuse too early which affects the size and shape of the skull and face. Thumb and toe abnormalities are also present. There are three types of Pfeiffer syndrome with varying degrees of severity....more »
    60. Acrocephaly -- pulmonary stenosis -- mental retardation
     A rare syndrome characterized by a pointy skull, narrowed pulmonary valve and mental retardation....more »
    61. Acrodynia
     Symptoms caused by chronic mercury poisoning in infants in children....more »
    62. Acromegaloid facies -- hypertrichosis
     A very rare genetic disorder characterized by thick lips and gums, thick upper eyelids, large hands and occasionally mental deficiency....more »
    63. Acromegaloid hypertrichosis syndrome
     A rare genetic condition characterized by excess body hair and a coarse face. The severity of the condition is variable....more »
    64. Acromegaloid, Cutis Verticis Gyrata, Corneal Leukoma Syndrome
     A rare condition characterized by the association of acromegaly, cutis verticis gyrate and corneal leukoma....more »
    65. Acromesomelic dysplasia
     A rare genetic progressive skeletal disorder characterized by short limbs, a large head and lower thoracic kyphosis....more »
    66. Acroosteolysis dominant type
     A rare inherited connective tissue disorder characterized by breakdown of bone especially in the ends of the fingers and toes....more »
    67. Acrospiroma
     A tumor that develops in the ends of sweat glands in the skin. They are usually benign....more »
    68. Actinomycetales infection
     A bacterial infection from the order of Actinobacteria. The range of symptoms is variable depending on which bacteria from the order is involved....more »
    69. Acutane embryopathy
     A rare disorder caused by fetal exposure to retinoids and resulting in mental and physical birth defects....more »
    70. Acute Appendicitis
     Infection of the appendix...more »
    71. Acute Cholecystitis
     Acute inflammation of the gall bladder, usually due to obstruction by a gall stone...more »
    72. Acute Nonulcer dyspepsia
     Sudden acute indigestion not caused by a peptic ulcer....more »
    73. Acute Pancreatitis
     Sudden severe inflammation of the pancreas causing digestive complaints....more »
    74. Acute Renal Failure
     Syndrome characterised by rapid decline in kidney function with accumulation of waste products in the blood, occurring over a period of days to weeks...more »
    75. Acute Sinusitis
     A condition which is characterized by an acute inflammatory reaction affecting the sinuses...more »
    76. 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 »
    77. Acute basophilic leukaemia
     A rare type of acute myeloid leukemia characterized by the presence of abnormal basophils....more »
    78. Acute biphenotypic leukemia
     A rare form of leukemia that has myeloid and lymphoid features....more »
    79. 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 »
    80. 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 »
    81. Acute gout
     An acute condition which is caused by a disorder of purine or pyrimidine metabolism resulting in inflammatory arthritis...more »
    82. Acute hemorrhagic leukoencephalitis
     A rare brain disease involving destruction of blood vessel walls, hemorrhages and swelling in the brain. The disease may be associated with a virus or vaccination. The disease can progress rapidly and death is common but treatment can result in complete r...more »
    83. Acute intermittent porphyria
     A rare metabolic disorder characterized by a deficiency in the porphobilinogen deaminase enzyme which results in a build-up of porphyrins or its precursors in the body. Using certain drugs or eating certain foods can trigger the symptoms of the condition....more »
    84. 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 »
    85. Acute leukemia
     An acute condition which affects a cell line of the blood which shows little or no differentiation...more »
    86. Acute lymphoblastic leukemia
     Cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leukemic cells multiply rapidly and ...more »
    87. Acute lymphoblastic leukemia, Susceptibility to
     Cancer of the white blood cells characterized by the presence of excessive lymphoblasts. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the...more »
    88. Acute lymphoblastic leukemia, Susceptibility to, 1
     Cancer of the white blood cells characterized by the presence of excessive lymphoblasts. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the...more »
    89. Acute lymphoblastic leukemia, Susceptibility to, 2
     Cancer of the white blood cells characterized by the presence of excessive lymphoblasts. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the...more »
    90. Acute lymphoblastic leukemia, adult
     Cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leukemic cells multiply rapidly and ...more »
    91. 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 »
    92. Acute mountain sickness
     A condition that occurs when an un-acclimatized person climbs to high altitudes....more »
    93. Acute myeloblastic leukemia type 1
     A form of blood cancer resulting in the rapid proliferation of immature blood cells (blast cells)....more »
    94. Acute myeloblastic leukemia type 2
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes....more »
    95. 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 »
    96. 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 »
    97. 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 »
    98. 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 »
    99. 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 »
    100. 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 »
    101. 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 »
    102. 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 »
    103. 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 »
    104. 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 »
    105. 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 »
    106. Acute myeloid leukemia, adult
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets....more »
    107. Acute myelosclerosis
     A rare disorder where the bone marrow makes too many blood cells. The disease progresses rapidly with death usually occurring within 6 months of onset....more »
    108. 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 »
    109. 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 »
    110. Acute pharyngitis
     A condition which is characterized by an acute inflammatory reaction of the pharynx...more »
    111. Acute upper respiratory infection
     Upper respiratory tract infections, are the illnesses caused by an acute infection which involves the upper respiratory tract: nose, sinuses, pharynx or larynx...more »
    112. Acute urinary conditions
     An acute condition that occurs in the urinary system...more »
    113. Acute urinary retention
     The acute retention of urine in the bladder, not being able to void...more »
    114. Acute vitamin A toxicity
     Acute ingestion of vitamin A can cause symptoms. Symptoms usually only last for a day or two....more »
    115. Acyclovir -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Acyclovir 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 level of ex...more »
    116. Acyl-CoA dehydrogenase, very long chain, deficiency of
     A rare inherited genetic condition where the body is unable to convert certain fats to energy i.e. there is not enough of a certain enzyme which is needed to metabolize a type of fat called long-chain fatty acids. The build-up of these fatty acids in the ...more »
    117. Adam and Eve poisoning
     The Adam and Eve plant is a herb with heart-shaped leaves found in Europe. The plant contains a poisonous chemical called calcium oxalate crystals which can cause a variety of symptoms if ingested. Eye exposure can also cause symptoms due to the abrasive ...more »
    118. Adamantinoma
     Adamantinoma is a rare tumor. The tumor occurs almost exclusively in the long bones; tumors in the tibia account for more than 80% of cases. The diaphyseal region is the area most commonly affected....more »
    119. Addison-Gull syndrome
     A condition where scarring of the liver and bile ducts which results in chronic jaundice, enlarged spleen and liver and yellow skin plaques due to abnormal lipid metabolism....more »
    120. Adenitis
     Inflammation of a lymph gland...more »
    121. Adenocarcinoid tumor
     A rare type of tumor that occurs in the gastrointestinal tract and tends to metastasize. The symptoms are determined by the location of the tumors....more »
    122. Adenocarcinoma
     A carcinoma derived from/within glandular tissue....more »
    123. Adenocarcinoma, Clear Cell
     A type of cancer that occurs mainly in the genitourinary tract and the cells that make up the tumor are clear. It is very rare and most cases occur in females whose mothers used a drug called DES (synthetic estrogen) while pregnant....more »
    124. Adenocarcinoma, Follicular
     A type of cancer of the thyroid gland....more »
    125. Adenoid cystic carcinoma
     Salivary gland type malignant neoplasm arising from bronchial seromucinous glands. Composed of epithelial and myoepithelial cells in cribriform, tubular and solid growth patterns....more »
    126. 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 »
    127. Adenoid disorders
     A disorder of the adenoids of the throat...more »
    128. Adenoma
     General term for a benign tumor of a gland...more »
    129. Adenosarcoma of the uterus
     A tumor that develops from the glands that line the uterus....more »
    130. Adenoviridae Infections
     Infection with a virus from the Adenoviridae family. The most common sites for infection are membrane linings such as the intestines, respiratory and urinary tract and the eyes. The infection may result in a range of symptoms depending on the particular v...more »
    131. Adenovirus infection in immunocompromised patients
     Infection with a virus from the Adenoviridae family that occurs in a patient with a weakened immune system. The infection in these people is serious and can be fatal. The infection may result in a range of symptoms depending on the particular virus involv...more »
    132. 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 »
    133. Adrenoleukodystrophy
     A rare disorder which has characteristic symptoms of Addison disease (adrenocortical insufficiency) and Schilder disease (cerebral sclerosis). Bronze skin, brain sclerosis and demyelination are the main symptoms....more »
    134. Adrenoleukodystrophy, autosomal, neonatal form
     A rare inherited disorder involving the adrenal glands, testes and certain parts of the brain (white matter). It is a less severe form of leukodystrophy where an abnormality within the body cells prevents the metabolism of certain fats (long chain fatty a...more »
    135. 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 »
    136. Adult Panic-Anxiety Syndrome
     A psychiatric disorder involving anxiety and panic attacks that occur for no obvious reason....more »
    137. 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 »
    138. Adult T-cell leukemia/lymphoma
     Rare cancer of the immune system T-cells....more »
    139. Adult hypophosphatasia
     An rare inherited bone disorder due to an inborn error of metabolism characterized by a deficiency of alkaline phosphate. The condition involves the early loss of primary teeth and childhood rickets followed by a reasonable health until mid-adulthood when...more »
    140. Adult onset Still's disease
     A form of Still's disease that has a later onset and involves arthralgia or arthritis and a characteristic rash that often appears during periods of temperature increase....more »
    141. 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 »
    142. Adult respiratory distress syndrome
     Severe respiratory failure...more »
    143. Aflatoxicosis
     Poisoning from ingestion of aflatoxins....more »
    144. Aflatoxin B1 exposure
     Aflatoxin B1 is a toxin produced by fungus from the Aspergillus genus. The toxin is carcinogenic in humans and can also cause other health effect, particularly liver problems. The fungus are found frequently in nature and can readily contaminate crops bef...more »
    145. Aflatoxin B2 exposure
     Aflatoxin B2 is a toxin produced by fungus from the Aspergillus genus. The toxin is carcinogenic in humans and can also cause other health effect, particularly liver problems. The fungus are found frequently in nature and can readily contaminate crops bef...more »
    146. Aflatoxin G1 exposure
     Aflatoxin G1 is a toxin produced by fungus from the Aspergillus genus. The toxin is carcinogenic in humans and can also cause other health effect, particularly liver problems. The fungus are found frequently in nature and can readily contaminate crops bef...more »
    147. Aflatoxin G2 exposure
     Aflatoxin G2 is a toxin produced by fungus from the Aspergillus genus. The toxin is carcinogenic in humans and can also cause other health effect, particularly liver problems. The fungus are found frequently in nature and can readily contaminate crops bef...more »
    148. Aflatoxin exposure
     Aflatoxins are toxins produced by fungus from the Aspergillus genus. The toxin is carcinogenic in humans and can also cause other health effect, particularly liver problems. The fungus are found frequently in nature and can readily contaminate crops befor...more »
    149. African Sleeping sickness
     Fly-borne African parasitic disease....more »
    150. 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 »
    151. African tick typhus
     An infectious disease caused by a rikettsial bacteria and transmitted by ticks....more »
    152. Agenesis of the corpus callosum -- mental retardation -- coloboma -- micrognathia
     A rare inherited disorder characterized by mental retardation, coloboma, small jaw and a brain anomaly....more »
    153. Aggressive NK-cell leukaemia
     An aggressive form of blood cancer involving the rapid proliferation of natural killer (NK) cells....more »
    154. 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 »
    155. Aggressive systemic mastocytosis
     The excessive proliferation of mast cells. Mast cells control the skin's response to minor injury and release a chemical called histamine which causes the skin to redden. In the aggressive form, mast cells accumulate in the liver, spleen and lymphatic sys...more »
    156. Aicardi-Goutieres syndrome 1
     A rare inherited progressive disease that affects the brain and immune system. Type 1 is caused by a defect on chromosome 3p21.3-p21.2....more »
    157. Aicardi-Goutieres syndrome 2
     A rare inherited progressive disease that affects the brain and immune system. Type 2 is caused by a defect on chromosome 13q14-q21....more »
    158. Aicardi-Goutieres syndrome 3
     A rare inherited progressive disease that affects the brain and immune system. Type 3 is caused by a defect on chromosome 11q13.2....more »
    159. Aicardi-Goutieres syndrome 4
     A rare inherited progressive disease that affects the brain and immune system. Type 4 is caused by a defect on chromosome 19p13.13....more »
    160. Aicardi-Goutieres syndrome 5
     A rare inherited progressive disease that affects the brain and immune system. Type 5 is caused by a defect on chromosome 3p21.3-p21.2....more »
    161. Akaba-Hayasaka syndrome
     A very rare syndrome characterized mainly by a prominent forehead, cloudy corneas, low nasal bridge, underdeveloped chest and short limbs....more »
    162. Al Gazali Hirschsprung syndrome
     A rare disorder characterized by Hirschsprung disease (an intestinal disorder), nail abnormalities and facial anomalies....more »
    163. 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 »
    164. Albers-Schonberg disease -- malignant recessive form
     A rare disorder characterized primarily by increased bone density as old bone is not resorbed and replaced with new bone - is also known as marble bone disease. The malignant infantile form is the most severe form of this disorder and death usually occurs...more »
    165. 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 »
    166. Albuminuria
     The presence of albumin (a blood protein) in the urine....more »
    167. 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 »
    168. Aldolase A deficiency
     A rare condition where a deficiency of the enzyme called aldolase A causes muscle problems and anemia....more »
    169. Alexander Syndrome
     Brain myelin disorder causing mental degeneration....more »
    170. 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 »
    171. 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 »
    172. 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 »
    173. Allergic reaction
     An acute reaction through exposure to a particular allergen...more »
    174. Allergies
     Immune system over-reaction to various substances....more »
    175. Allergy-like conditions
     Medical conditions with similar effects to those of allergies....more »
    176. Alpha 1-Antitrypsin Deficiency
     A rare disorder characterized by the development of lung disease in adults and liver disease in adults and children....more »
    177. 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 »
    178. 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 »
    179. Alpha-Mannosidosis
     A rare condition which is characterized by a lysosomal storage defect....more »
    180. Alpha-ketoglutarate dehydrogenase deficiency
     A metabolic disorder characterized by a deficiency of Alpha-ketoglutarate dehydrogenase which results in high levels of oxoglutaric acid in the urine as well as other severe symptoms....more »
    181. Alpha-mannosidosis type II
     A rare inherited metabolic disorder involving a deficiency of an enzyme (alpha-mannosidosase) which results in the accumulation of certain chemicals in the body which leads to progressive damage. This form of the condition is less severe than type I (infa...more »
    182. Alpha-mannosidosis, adult-onset form
    183. Alport syndrome -- mental retardation -- midface hypoplasia -- elliptocytosis
     A rare syndrome characterized by the association of Alport syndrome, mental retardation, underdeveloped midface and a blood abnormality (elliptocytosis). Alport syndrome is an inherited condition involving progressive kidney damage and hearing loss....more »
    184. Alternating Bowel Habit IBS
     It is a functional bowel disorder characterized by chronic abdominal pain, discomfort, bloating, and alteration of bowel habits in the absence of any organic cause. IBS may be associated with pain disorders....more »
    185. Alveolar Hydatid Disease
     Rare multi-organ tapeworm infection caught from animals....more »
    186. Alveolar echinococcosis
     A rare parasitic infection caused by the larva of a miniscule tapeworm called Echinococcus multilocularis. Transmission occurs through contact with foxes, coyotes, dogs and cats. The condition results in the development of parasitic tumors in the liver (s...more »
    187. Alveolar soft part sarcoma
     A rare slow-growing malignant connective tissue tumor. The tumors occur most frequently in the arms and legs. The deep soft tissue of the thigh, tongue, eye orbit, and head and neck regions are also common sites. Metastasis is frequent with lung and brain...more »
    188. Aminopterin -- Teratogenic Agent
     There is strong evidence to indicate that exposure to ? 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 level of exposure a...more »
    189. Aminopterin and methotrexate -- Teratogenic Agent
     There is strong evidence to indicate that the use of Aminopterin and methotrexate during pregnancy may cause 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...more »
    190. Amitriptyline -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amitriptyline 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 level o...more »
    191. Amlodipine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amlodipine 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 level of e...more »
    192. Amnion rupture sequence
     A rare disorder where the amniotic sac is ruptured resulting in various abnormalities....more »
    193. Amniotic fluid syndrome
     A rare disorder where large amounts of amniotic fluid suddenly enters the blood stream. The amniotic fluid contains debris which can block blood vessels and dilutes the blood which affects coagulation. This can occur when there is an opening in a blood ve...more »
    194. Amobarbital -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amobarbital 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 level of ...more »
    195. Amyloidosis AL
     A disease involving the abnormal deposit of amyloid fibrils in virtually any part of the body - the heart, liver, kidney and peripheral and autonomic nerves are most commonly affected. The abnormal amyloid fibrils are produced abnormal plasma cells in the...more »
    196. Amyloidosis beta2-microglobulinic
     Amyloidosis is a rare group of metabolic disorders where a protein called amyloid accumulates in body organs and tissues where it can cause damage. The type of amyloid protein involved in this type of amyloidosis is beta-2-microglobulin. The abnormal prot...more »
    197. Amyloidosis, familial visceral
     A rare genetic disorder involving widespread amyloidosis (abnormal buildup of amyloid protein in tissues) which tends the affect the kidneys severely....more »
    198. Amyloidosis, inflammatory
     Amyloidosis is a rare group of metabolic disorders where a protein called amyloid accumulates in body organs and tissues where it can cause damage and is potentially fatal. Symptoms depend on the organs involved. Secondary amyloidosis is caused by a chron...more »
    199. Amyotrophic lateral sclerosis
     A motor neuron disease involving progressive degeneration and eventual destruction of the function of nerves that control voluntary movement....more »
    200. Anal itching
     Itching of the anal area...more »
    201. Anaphylaxis
     A rare, potentially life-threatening allergic reaction....more »
    202. 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 »
    203. 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 »
    204. Andersen disease
     An rare inborn error of metabolism involving glycogen storage and characterized by cirrhosis and sometimes liver failure. Lack of the amyl-transglucosidase enzyme and abnormal glycogen causes the condition....more »
    205. Androgen Insensitivity Syndrome
     Females with male XY genetics but inability to respond to testosterone....more »
    206. Androgen insensitivity syndrome, partial
     A rare inherited condition where males are partially insensitive to the male hormones which results in varying degrees of feminization. The effect of the condition can range from the presence of normal female sexual characteristics to normal male sexual c...more »
    207. Anemia, Blackfan Diamond
     Diamond-Blackfan anemia is a rare genetic condition where the bone marrow is unable to make sufficient red blood cells which leads low levels of red blood cells. There are eight subtypes of the condition which differ in the location of the genetic defect ...more »
    208. 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 »
    209. 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 »
    210. Anemia, Sideroblastic
     A rare blood disorder where abnormal utilization of iron results in the production of defective red blood cells which have excessive deposits of iron in them....more »
    211. 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 »
    212. 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 »
    213. Anemic -- hematuria syndrome
     An epidemic disease in Argentina which has a prolonged recovery time but usually there are no complications. Symptoms vary between seasons so that affected patients suffer anorexia, vomiting, diarrhea and dehydration in summer but suffer reduced urination...more »
    214. 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 »
    215. 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 »
    216. 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 »
    217. 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 »
    218. 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 »
    219. 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 »
    220. 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 »
    221. Aneurysm, intracranial berry
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    222. Aneurysm, intracranial berry, 1
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    223. Aneurysm, intracranial berry, 10
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    224. Aneurysm, intracranial berry, 2
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    225. Aneurysm, intracranial berry, 3
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    226. Aneurysm, intracranial berry, 4
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    227. Aneurysm, intracranial berry, 5
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    228. Aneurysm, intracranial berry, 6
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are now six different subtypes of intracranial berry aneurysms with each o...more »
    229. Aneurysm, intracranial berry, 7
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    230. Aneurysm, intracranial berry, 8
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    231. Aneurysm, intracranial berry, 9
     A bulge in a blood vessel in the brain. The bulge can rupture causing a stroke. They usually form as a result of high blood pressure and weak blood vessel walls in the brain. There are five different subtypes of intracranial berry aneurysms with each one ...more »
    232. Aneurysmal bone cysts
     A benign tumor-like lump in the bone. Most frequently occurs in the spine and longer bones of the body....more »
    233. Angelman syndrome
     A rare genetic disorder characterized by a puppet-like gait, fits of laughter and characteristic facial features....more »
    234. Angio-osteohypotrophic syndrome
     A rare disorder characterized by malformation of the peripheral (usually veins) blood vessels and skeletal abnormalities. The malformed blood vessels cause localized soft tissue swellings and if veins in bones are affected, the bone may degenerate due to ...more »
    235. Angioedema
     Severe and dangerous form of hives with swelling...more »
    236. Angiofollicular ganglionic hyperplasia
     A rare disorder characterized by a localized overgrowth of lymph node tissue which can form a benign tumor-like growth. The symptoms are determined by the location and number of growths. There are two types of the disease: hyaline-vascular type or the pla...more »
    237. Angiofollicular ganglionic hyperplasia -- hyaline-vascular 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 hyaline...more »
    238. 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 »
    239. Angioimmunoblastic with dysproteinemia lymphadenopathy
     A rare immune system disorder which is similar to lymphoma. The condition is progressive but the course varies with some patients surviving a long time without treatment and others surviving only a short period of time....more »
    240. Angiomyomatous Hamartoma
     A type of tumor that originates from blood vessel tissue. It is a rare type of tumor that tends to occur most often in lymph nodes in the inguinal (lower abdominal and groin) area....more »
    241. 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 »
    242. 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 »
    243. Angiosarcoma of the breast
     A rare type of cancer that starts in the lining of blood vessels in the breast. It is generally an aggressive tumor which often metastasizes....more »
    244. Angiosarcoma of the liver
     A rare type of cancer that starts in the lining of blood vessels in the liver. It is generally an aggressive tumor which often metastasizes....more »
    245. 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 »
    246. Ankle Arthritis
     Inflammation of the ankle joint. The inflammation can be the result of such things as degenerative joint disease, gout, infection, trauma and autoimmune conditions....more »
    247. Ankle Osteoarthritis
     A form of arthritis where the cartilage which cushions the bones in the ankle joint as they move against each other, becomes progressively degraded and damaged. This causes problems such as pain, stiffness and impaired movement. Pain is not present in all...more »
    248. Ankle conditions
     Conditions that affect the ankle...more »
    249. Ankle fracture
     Fracture of bones in the ankle....more »
    250. Ankle injuries
     Injury to the ankle...more »
    251. Ankle sprain
     Damage to the ankle ligaments....more »
    252. Anophthalmia -- hypothalamo-pituitary insufficiency
     A rare syndrome characterized mainly by small or absent eyes and malformations of the hypothalamus and pituitary gland....more »
    253. Anophthalmia -- hypyothalamo-pituitary insufficiency
     A rare syndrome characterized mainly by small or absent eyes and malformations of the hypothalamus and pituitary gland....more »
    254. Anorectal abscess
     A condition characterized by a collection of puss located in the anorectal area...more »
    255. Anorexia Nervosa
     A disorder where a distorted sense of body image leads to self-starvation to the point of death in some cases....more »
    256. Ansell-Bywaters-Elderking syndrome
     A rare familial syndrome characterized mainly by mental retardation, rash, eye inflammation and joint disease....more »
    257. Antepartum Eclampsia
     Antepartum eclampsia is the development of seizures or coma in pregnant women suffering from high blood pressure. Antepartum means that it occurs before delivery. Eclampsia is a serious condition which requires urgent medical treatment. Eclampsia may be a...more »
    258. Anthrax
     A serious infectious bacterial disease that can be fatal....more »
    259. 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 »
    260. 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 »
    261. 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 »
    262. 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 »
    263. 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 »
    264. 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 »
    265. 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 »
    266. 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 »
    267. 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 »
    268. 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 »
    269. 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 »
    270. 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 »
    271. 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 »
    272. 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 »
    273. 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 »
    274. 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 »
    275. 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 »
    276. 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 »
    277. 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 »
    278. 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 »
    279. 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 »
    280. 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 »
    281. 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 »
    282. 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 »
    283. 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 »
    284. 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 »
    285. 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 »
    286. 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 »
    287. 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 »
    288. 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 »
    289. 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 »
    290. 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 »
    291. 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 »
    292. 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 »
    293. 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 »
    294. 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 »
    295. 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 »
    296. 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 »
    297. Antithrombin Deficiency
     Antithrombin deficiency refers the deficiency or impaired activity of a substance that inactivates enzymes involved in blood coagulation. Antithrombin prevents the blood from clotting too readily and if its activity is impaired then the blood becomes more...more »
    298. Antithrombin Deficiency, type I
     Type I Antithrombin deficiency refers the deficiency of a substance that inactivates enzymes involved in blood coagulation. Antithrombin prevents the blood from clotting too readily and if there are insufficient quantities of it then the blood becomes mor...more »
    299. Antithrombin Deficiency, type II
     Type II Antithrombin deficiency refers the malfunction of a substance that inactivates enzymes involved in blood coagulation. Antithrombin prevents the blood from clotting too readily and if it is unable to function properly then the blood becomes more pr...more »
    300. Antithrombin III deficiency, congenital
     A rare blood disorder where a congenital deficiency of antithrombin III causes excessive blood coagulation which results in blood clot formation....more »
    301. Antithyroid drugs -- Teratogenic Agent
     There is strong evidence to indicate that the use of Antithyroid drugs during pregnancy may cause 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 lev...more »
    302. 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 »
    303. 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 »
    304. 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 »
    305. 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 »
    306. 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 »
    307. 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 »
    308. 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 »
    309. 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 »
    310. 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 »
    311. 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 »
    312. 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 »
    313. Aorta-pulmonary artery fistula
     An abnormal opening or connection between the aorta and the main pulmonary artery. It can occur through a traumatic penetrating injury or may be a complication of surgery. Severe cases can lead to heart failure....more »
    314. Aortic Valve Insufficiency
     A heart valve disorder where the heart valve is unable to close completely which causes a backflow of some of the blood from the aorta. The condition can be caused by such things as systemic lupus erythematosus, endocarditis, high blood pressure, Marfan's...more »
    315. 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 »
    316. 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 »
    317. 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 »
    318. Aortic coarctation
     A rare inherited birth defect where the heart blood vessel called the aorta has a narrowed area which affects blood flow. The degree of constriction is variable which mild cases asymptomatic until adulthood. The poor blood flow to the lower body gives res...more »
    319. Aortic valve disease
     Disease of the heart's aortic valve...more »
    320. 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 »
    321. Aplasia cutis congenital -- intestinal lymphangiectasia
     A rare disorder characterized by a skin defect and dilated intestinal lymph vessels....more »
    322. Apo A-I deficiency
     Low plasma HDL cholesterol that tends to run in families....more »
    323. Appendiceal tumor
     A tumor of the appendix. The condition is often misdiagnosed as acute appendicitis. The cancer usually metastasizes from other sites and rarely starts in the appendix....more »
    324. Appendicitis/acute appendicitis/chronic appendicitis
    325. Appendix cancer
     Cancer of the appendix. The cancer usually metastasizes from other sites and rarely starts in the appendix....more »
    326. 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 »
    327. Arachnidism
     Poisoning from a spider bite....more »
    328. Arachnoid Cysts
     A rare disorder involving a fluid-filled cysts on the arachnoid membrane which is one of the thin layers of tissue that form a membrane which covers the spinal cord and brain. The type and severity of symptoms is determined by the size and location of the...more »
    329. Arakawa's syndrome 2
     An inherited metabolic disorder where an enzyme deficiency (methionine synthase) causes mental and physical retardation, blood disorders, degeneration of brain tissue and various other symptoms....more »
    330. Arctic bearded seal poisoning
     The Arctic Bearded seal is often used as a food source by the arctic inhabitants. Eating the liver and kidneys of the arctic bearded seal can result in a Vitamin A overdose which can cause serious symptoms and even death in extreme cases. It is believed t...more »
    331. Argentinean hemorrhagic fever
     An infectious disease caused by the Junin virus. Transmission can occur through contact with infected rodent (usually the corn mouse) urine, feces or saliva. The incubation period lasts from one to two weeks. The disease is most common in rural workers in...more »
    332. Arginase deficiency
     A very rare urea cycle disorder caused by a deficiency of the enzyme (arginase) needed to convert ammonia to the urea which can then be removed in the urine. The condition leads to excess build-up of ammonia in the body which is toxic to the nervous syste...more »
    333. 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 »
    334. Argininosuccinic aciduria
     A rare inherited disorder of the urea cycle characterized by the lack of an enzyme (argininosuccinate lyase) which is needed to remove nitrogen from the body so a lack of the enzyme leads to a build-up of ammonia in the blood....more »
    335. Arm conditions
     Conditions that affect the arm...more »
    336. Arm fracture
     Fracture of bones in the arm....more »
    337. Arm injury
     An injury to the arm...more »
    338. Armpit Boil
     A boil that occurs in the armpit. A boil is an infected hair follicle located on the skin. The lesions if full of pus and can be quite painful....more »
    339. Arnold-Chiari malformation type 2
     A rare malformation where the base of the brain enters into the upper spinal canal. The extent of the deformity is greater in type 2 than type 1 and hence the symptoms are more severe and are often associated with a myelomeningocele (opening of the spine ...more »
    340. Arnold-Chiari malformation type 3
     An extremely rare malformation where the base of the brain enters into the upper spinal canal. Type 3 involves the herniation of brain or brain stem tissue out of the back of the neck or head. The condition generally has a poor prognosis....more »
    341. 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 »
    342. Arthritis -- short stature -- deafness
     A very rare syndrome characterized by arthritis, short stature, deafness and numerous other abnormalities....more »
    343. Arthritis pain
     Arthritis is inflammation of one or more joints, which results in pain, swelling, stiffness, and limited movement....more »
    344. Arthritis-like conditions
     Medical conditions highly related to or similar to arthritis....more »
    345. Arthritis-related enthesitis
     Inflammation of the entheses due to arthritis. The enthuses is the site at which the tendon or ligament attaches to the bone....more »
    346. Arthropathy, Neurogenic
     Joint destruction caused by damage to the nervous system which prevents the patient feeling sensations in the joint. Due to the nerve damage, pain and damage to the joint often goes unnoticed as the joint deteriorates even further. The knee and ankle are ...more »
    347. Ascher's Syndrome
    348. Ascites
     Fluid accumulation in abdominal cavity...more »
    349. 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 »
    350. 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 »
    351. 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 »
    352. 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 »
    353. 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 »
    354. 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 »
    355. Ataxia -- diabetes -- goiter -- gonadal insufficiency
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    356. Athabaskan severe combined immunodeficiency
     A severe immunodeficiency disorder found in Navajo and Apache populations....more »
    357. Athyrotic hypothyroidism sequence
     A rare congenital disorder characterized by a thyroid gland defect....more »
    358. Atkin-Flatiz syndrome
     A rare, X-linked syndrome characterized mainly by mental retardation and facial anomalies....more »
    359. 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 »
    360. Atresia of small intestine
     A rare birth defect where developmental abnormalities result in a part of the small intestine being completely absent or blocked....more »
    361. Atresia of urethra
     A rare congenital malformation where the urethra ends blindly which makes it unuseable by the body to eliminate urine. This usually results in death unless surgical intervention provides alternative communication between the bladder and the amniotic sac. ...more »
    362. Atrial flutter
     Heart arrhythmia where atria beat more often than ventricles...more »
    363. 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 »
    364. 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 »
    365. Auriculo-condylar syndrome
     A rare syndrome characterized by variable ear and jaw abnormalities....more »
    366. Australian Sea Lion poisoning
     The Australian Sea Lion is sometimes used as a food source and is found in the South-Southwest waters of Australia. Eating the liver of the Australian Sea Lion can result in a Vitamin A overdose which can cause serious symptoms and even death in extreme c...more »
    367. Austrian syndrome
     A condition where alcoholism is associated with heart failure and pneumococcal meningitis....more »
    368. 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 »
    369. Autoimmune Hepatitis
     Liver inflammation caused due to autoimmune processes where the body's immune system attacks the liver....more »
    370. Autoimmune Lymphoproliferative Syndrome
     An inherited autoimmune condition characterized by proliferation of lymphocytes and autoimmunity against the body's own blood cells resulting in premature death of certain blood cells....more »
    371. Autoimmune Myocarditis
     Inflammation of the heart muscle due to the body's own immune system attacking it....more »
    372. Autoimmune Thrombocytopenia
     Autoimmune disorder causing a lack of blood platelets....more »
    373. Autoimmune Urticaria
     An itchy rash caused by an autoimmune reaction...more »
    374. Autoimmune Vasculitis
     A inflammation of the blood vessels caused by an autoimmune reaction...more »
    375. Autoimmune eye diseases
     Eye disease that is caused by an autoimmune disease...more »
    376. 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 »
    377. Avasthey syndrome
     A very rare syndrome characterized by pulmonary hypertension, lymphedema and malformation of brain blood vessels....more »
    378. Avitaminosis
     A group of diseases caused by the deficiency of one or more vitamins e.g. Beriberi (thiamine deficiency), rickets (Vitamin D deficiency), pellagra (niacin deficiency), pernicious anemia (Vitamin B12), bleeding (vitamin K deficiency) and night blindness (a...more »
    379. Axenfeld-Rieger anomaly -- hydrocephaly -- skeletal abnormalities
     A rare syndrome characterized mainly by skeletal abnormalities, excess fluid inside the skull and eye anomalies....more »
    380. Axial mesodermal dysplasia spectrum
     A variable range of defects that occur during fetal development. The defect occurs at a cellular level and affects the way various parts of the body develop....more »
    381. Azithromycin -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Azithromycin 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 level of...more »
    382. 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 »
    383. B-cell chronic lymphocytic leukemia
     A slow progressing disease involving cancerous B-cell lymphocytes which take over the healthy cells in the lymph nodes. B-cells help the body to fight infections so when the disease becomes more advanced, the body is less able to fight infection as there ...more »
    384. B-cell lymphomas
     A group cancers involving the proliferation of lymphocytic B-cells. Examples include small lymphocytic lymphoma, immunoblastic lymphoma and lymphoblastic lymphoma....more »
    385. B-cell prolymphocytic leukaemia
     A rare type of leukemia involving a proliferation of immature white blood cells (prolymphocytes - B-cells)....more »
    386. BANF acoustic neurinoma
     A type of tumor that affects hearing and is associated with a condition called BANF (bilateral acoustic neurofibromatosis). The tumor is benign an occurs in the cells that form the myelin sheath of the vestibulocochlear nerve. The symptoms vary depending ...more »
    387. BOR-Duane hydrocephalus contiguous gene syndrome
     A very rare syndrome characterized primarily by an eye movement disorder (Duane syndrome), abnormal trapezius muscle (runs from neck to shoulder), hydrocephalus and BOR syndrome (branchio-oto-renal syndrome with branchial, eye and kidney abnormalities)....more »
    388. Baber's syndrome
     A very rare syndrome characterized by the association of congenital liver cirrhosis with Fanconi syndrome....more »
    389. 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 »
    390. Back sprain
     Damage to ligaments in the back....more »
    391. 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 »
    392. Bacterial endocarditis
     Infection and inflammation of the inner layers of the heart, most commonly the valves cause by bacteria....more »
    393. Bagatelle-Cassidy syndrome
     An extremely rare syndrome characterized by a large head, widely spaced eyes, hearing loss, short limbs and developmental delay....more »
    394. Baker-Vinters syndrome
     A very rare syndrome characterized by premature fusion of skull bones, hydrocephalus and abnormal development of the channel or duct in the middle of the brain that connects the third and fourth ventricles....more »
    395. Baker-Winegrad disease
     A very rare syndrome caused by a deficiency of the enzyme fructose-1-6-diphosphatase which impairs the body's ability to break down fructose that is consumed in the diet....more »
    396. Ballard syndrome
     A rare condition characterized by enlarged liver and spleen and fractures that occur in areas of weakened bone....more »
    397. Balloon cell metastatic melanoma
     Balloon cell melanoma, a variant of malignant melanoma, has been reported on rare occasions in animals and is uncommon in man. Such tumours have variable numbers of large, round to polygonal cells with abundant, clear, often vacuolated cytoplasm containin...more »
    398. 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 »
    399. Bangstad syndrome
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    400. Bannayan-Zonana syndrome
     A rare genetic disorder characterized by macrocephaly, intestinal polyposis, pigmentation of penis and benign tumor-like growths....more »
    401. 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 »
    402. 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 »
    403. Bantu siderosis
     An iron overload disorder initially observed in South African people. The disorder involves abnormal iron deposits in the liver. It is believed that some African people are predisposed to an increased ability to absorb iron....more »
    404. Barmah Forest virus
     Mosquito-borne virus in parts of Australia...more »
    405. Bartholin's abscess
     Abscess in a small vaginal gland...more »
    406. Bartonella
     A class of bacteria that can infect humans at a range of different sites. The most well known is Cat Scratch Disease, caused by B.henselae....more »
    407. 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 »
    408. 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 »
    409. Bartter Syndrome
     A rare genetic disorder of kidney metabolism characterized by reduced blood acidity and low potassium levels....more »
    410. Bartter's syndrome, antenatal type 1
     A rare genetic kidney disorder that causes hypokalemia. A defect in the NKCC2 gene impairs the functioning of the Na-Cl cotransporter and leads to electrolyte imbalance. The rate of death is high prior to diagnosis....more »
    411. Bartters syndrome, antenatal , type 2
     A rare genetic kidney disorder that causes hypokalemia. A defect in the ROMK gene impairs the ATP-regulated potassium channel functioning and leads to electrolyte imbalance....more »
    412. Basal type breast cancer
     Most of these cancers are of the so-called "triple negative" type -- that is, they lack estrogen or progesterone receptors and have normal amounts of HER2. T...more »
    413. Basilar impression primary
     A congenital bone abnormality where the skull and vertebrae meet which can compress some of the brain structures and result in neurological abnormalities. The defect is often associated with other vertebral abnormalities. In severe cases, the cerebrospina...more »
    414. Bearn-Kunkel syndrome
     A type of autoimmune liver disease characterized by liver damage, very high blood gammaglobulin levels and increased plasma cells....more »
    415. Beau's syndrome
     A syndrome characterized by heart insufficiency and inability of the heart ventricles to completely empty of blood....more »
    416. Beemer-Ertbruggen syndrome
     A rare lethal syndrome characterized primarily by hydrocephalus, heart malformations, and increased bone density. Only a couple of cases have been reported....more »
    417. Beemer-Langer syndrome
     A very rare inherited condition characterized by a number of congenital abnormalities and death generally occurs during early infancy....more »
    418. Beeswax poisoning
     Beeswax can cause a gastrointestinal blockage if excessive quantities are eaten....more »
    419. Behcet's Disease
     Recurring inflammation of small blood vessels affecting various areas....more »
    420. Benadryl -- Teratogenic Agent
     There is evidence to indicate that exposure to Benadryl 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 level of exposure a...more »
    421. 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 »
    422. 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 »
    423. Benign lymphoma
     A lymphatic tumor which is not cancerous. There are usually no symptoms other than a lump at the site of the lymphoma....more »
    424. Benign tumor
     A tumor or growth that remains localized; not always harmless....more »
    425. Benjamin syndrome
     A rare disorder characterized mainly by anemia, bone abnormalities and mental and growth retardation....more »
    426. Benztropine Mesylate -- Teratogenic Agent
     Reports indicate that the use of Benztropine Mesylate during pregnancy may cause various harmful effects on the fetus. The likelihood and severity of symptoms may be affected by the level of exposure and the stage of pregnancy that the exposure occurred a...more »
    427. 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 »
    428. 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 »
    429. 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 »
    430. Beriberi
     Disease due to vitamin B1 deficiency (thiamine)...more »
    431. 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 »
    432. Besnier-Boeck-Schaumann disease
     A rare disease where inflammatory granular nodules form in various organs....more »
    433. Bessel-Hagen disease
     A dominantly inherited disorder characterized by growth of multiple tumors made up of cartilage on the bones....more »
    434. 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 »
    435. 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 »
    436. Beveridge syndrome
     A rare syndrome characterized by a large head, skeletal and visceral problems and patches of reduced skin pigmentation....more »
    437. Biemond syndrome type 2
     A rare inherited condition characterized by mental retardation, obesity, polydactyly and underdeveloped genitals....more »
    438. Bile Duct Cancer
     A malignancy arising in the bile ducts of the liver...more »
    439. Bile Duct Conditions
     An inflammatory bacterial infection that affects the meninges...more »
    440. 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 »
    441. Bile acid synthesis defect, congenital, 4
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    442. Bile acid synthesis defects
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    443. 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 »
    444. 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 »
    445. 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 »
    446. Bile acid synthesis defects, congenital, 4
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    447. Bile plug syndrome
     A rare condition where thick bile in infants causes blockage of the bile ducts which can result in jaundice, enlarged liver and anemia....more »
    448. 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 »
    449. Biliary atresia, intrahepatic, non syndromic form
     Congenital obstruction of the passages in the liver that carry bile. The nonsyndromic form is not associated with any other abnormalities....more »
    450. Biliary atresia, intrahepatic, syndromic form
     Congenital obstruction of the passages in the liver that carry bile. The syndromic form is associated with other congenital abnormalities such as heart and visceral defects....more »
    451. 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 »
    452. Biliary disorder
     Any condition affecting the bile ducts...more »
    453. Biliary hypoplasia
     An underdeveloped biliary duct system which is involved in transporting bile. The bile ductules may be completely absent or be fewer in number than normal....more »
    454. Biotinidase deficiency, late onset
     A metabolic disorder where the body lacks the enzyme biotinidase needed to process the vitamin called biotin (vitamin H) into carboxylase enzymes. The severity of symptoms may vary depending on the degree of deficiency. Severe cases can result in metaboli...more »
    455. 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 »
    456. Bird-headed dwarfism with progressive ataxia, Insulin-resistant diabetes, goiter and primary gonadal insufficiency
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    457. Black widow spider envenomation
     The black widow spider bite is toxic to the nerves and can cause serious symptoms. The black widow spider is most commonly found in North America....more »
    458. Bladder Cancer
     Bladder cancer refers to any of several types of malignant growths of the urinary bladder. It is a disease in which abnormal cells multiply without control in the bladder....more »
    459. Blastoma
     A type of tumor that originates from precursor cells or blasts (immature or embryonic tissue). The symptoms can vary greatly and are determined by the part of the body that is affected. Blastomas can occur in parts of the body such as the brain, liver, ki...more »
    460. Blepharochalasis syndrome
     An inflammatory, degenerative disease of the eyelid. The disease goes through periods of remission and involves rapid swelling of the eyelids. The eyelid is stretched and becomes thin and wasted over time. There is no discernable cause....more »
    461. Blind loop syndrome
     A rare intestinal defect where there is a small loop in the intestines that allow digesting material to enter but not exit. The symptoms are variable depending on the size and location of the pouch....more »
    462. Blood cancer
     Malignancy of one or several of the different types of cells in the blood...more »
    463. Blood vessel conditions
     Conditions that affect the blood vessels...more »
    464. Blue and bloated syndrome
     Heart and breathing problems that occur in obese patients that can cause reduced blood oxygenation especially while sleeping....more »
    465. Bobble-head doll syndrome
     A rare condition where a child's head bobs up and down continuously due to either fluid on the brain or a large cyst in the third ventricle of the brain....more »
    466. Boil
     Infected puseous hair follicle on the skin...more »
    467. Bolivian hemorrhagic fever
     An infectious disease that occurs in Bolivia and is caused by the Machupo virus. Transmission can occur through contact with infected rodent (Calomys callosus) droppings. The incubation period lasts from one to two weeks....more »
    468. Bone and cartilage tumors
     Any tumors affecting the bones or cartilage, including both cancerous and benign tumors....more »
    469. Bone cancer
     Malignancy that occurs in the bone...more »
    470. Bone conditions
     Conditions that affect the bones...more »
    471. Bone dysplasia Azouz type
     A rare disorder involving abnormal bone development characterized by a flattened spine and abnormal benign cartilage growths whitin bones which affects it's growth and strength....more »
    472. Bone dysplasia Moore type
     A rare disorder characterized by abnormally bowed long bones. The bowed bones may be symmetrical or asymmetrical. The condition has only been observed in two siblings and is believed to be a previously undescribed disorder....more »
    473. Bone marrow failure -- neurologic abnormalities
     A rare syndrome characterized by the association of bone marrow failure and neurological abnormalities....more »
    474. Bone-Marrow failure syndromes
     A disorder where the bone marrow fails to produce enough new blood cells....more »
    475. Borreliosis
     An infectious bacterial disorder that is transmitted by ticks and causes skin rashes joint swelling and other symptoms similar to the flu....more »
    476. Borrone-Di Rocco-Crovato syndrome
     A rare progressive syndrome characterized by skin, heart and skeletal defects. Only several reported cases of the condition....more »
    477. Bortonneuse fever
     A mild infectious disease caused by the bacterium Rickettsia Conorrii. The disease is transmitted by a dog tick (Riphicephalus sanguineus) and is most common in countries bordering the Mediterranean Sea. Incubation usually takes about one week....more »
    478. 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 »
    479. Bowel Obstruction
     Blockage in the bowel of the digestive tract....more »
    480. Bowing of Long Bones, Asymmetrical and Symmetrical
     A very rare syndrome characterized by bowed long bones, unusual skull appearance and wide-set eyes....more »
    481. 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 »
    482. Braddock Jones Superneau syndrome
     A very rare disorder characterized primarily by the premature fusion of skull bones (sagittal), the Dandy-Walker malformation and a buildup of fluid in the brain (hydrocephalus). The Dandy-Walker malformation is where a cyst develops in the back of the br...more »
    483. Brain -- bone -- fat
     A rare inherited disease characterized by bone cysts and progressive presenile dementia....more »
    484. Brain compression
     Internal compression of the brain...more »
    485. Breast Cancer
     Cancer of the breast....more »
    486. Breast abscess
     Pus-filled abscess in the breast...more »
    487. 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 »
    488. Breast carcinoma
     Carcinoma occurring in breast tissue....more »
    489. Breast fibroadenoma
     Benign tumour of the breast characterized by glandular and stromal elements....more »
    490. Breast lump
     Any type of lump in the breast...more »
    491. Breathing-related sleep disorder
     Breathing-related sleep disorder refers to a spectrum of breathing anomalies ranging from chronic or habitual snoring to upper airway resistance syndrome (UARS) to frank obstructive sleep apnea (OSA) or, in some cases, obesity hypoventilation syndrome (OH...more »
    492. Breisky disease
     A progressive wasting disease of the vulva that occurs in postmenopausal women and is probably caused by hormonal imbalance....more »
    493. Breynia officinalis poisoning
     Ingestion of the Breynia officinalis plant can cause irritation to mucosal linings and liver problems. The plant is often used as a herbal drug (Chi R Yun) to treat such things as poor growth, heart failure and venereal disease....more »
    494. Bright's Disease
     A condition where the parts of the kidneys that are responsible for filtering become inflamed and results in blood and proteins accidentally leaking into the urine. The condition can occur after certain infections and serious kidney dysfunction can result...more »
    495. Broken elbow
     Fracture at the elbow joint...more »
    496. Broken finger
     Fracture of a finger bone...more »
    497. Broken foot
     Fracture of one or more foot bones...more »
    498. Broken hand
     Fracture of one or more bones in the hand...more »
    499. Broken jaw
     Fracture of the jaw bone (mandible)...more »
    500. Broken leg
     Fracture of a bone in the upper or lower leg...more »
    501. Broken toe
     Fracture of a bone in a toe...more »
    502. Bromocriptine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Bromocriptine 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 level o...more »
    503. Bronchogenic carcinoma
     When cells of the lung start growing rapidly in an uncontrolled manner, the condition is called lung cancer ....more »
    504. Brown-Symmers disease
     A rare form of brain inflammation that occurs in children and can quickly lead to death. Symptoms usually start suddenly....more »
    505. 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 »
    506. Brucellosis
     An infectious disease caused by the Brucella genus which is transmitted from animals to humans....more »
    507. Bruch's disease
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    508. Brugsch's syndrome
     A rare syndrome characterized by small hands and feet as well as thickened skin on the hands, feet, scalp and face....more »
    509. Budesonide -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Budesonide 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 level of e...more »
    510. Bulimia nervosa
     Eating disorder with binging (overeating) and purging (vomiting)....more »
    511. Bullis fever syndrome
     A disease transmitted through tick bites (Ambylomma americanum). Symptoms include fever, rash and headache. The disease was first observed in soldiers training at Camp Bullis in America....more »
    512. Bullrout. poisoning
     Bullrout are a fish that tends to live in rocky, weeded area of coastal streams and estuaries. They have spines which can deliver a painful sting. People are most often stung when they accidentally step on the fish....more »
    513. Burkholderia pseudomallei
     Gram negative, aerobic, motile rod shaped bacterium....more »
    514. Burning feet syndrome
     Abnormal burning and stinging sensations in the feet which may be accompanied by redness and swelling. It may be caused by factors such as kidney failure, liver damage, thyroid problems, blood disorders, nerve damage, fungal infections, chronic alcoholism...more »
    515. Bursitis
     Inflammation of one or more bursae (small sacs) of synovial fluid in the body....more »
    516. 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 »
    517. Buttock Boil
     A boil that occurs on the buttock. A boil is an infected hair follicle located on the skin. The lesions if full of pus and can be quite painful....more »
    518. C1esterase deficiency
     C1esterase deficiency is a condition characterized by swelling under the skin or mucosal tissue - the skin, respiratory tract or gastrointestinal tract may be affected. The condition may be inherited or acquired. Symptoms tend to develop over a few days a...more »
    519. CDG syndrome (generic term)
     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. The main symptom in all the disorders is psychomotor ...more »
    520. CDG syndrome type 1A
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1A involves a phosphomannomutase enzyme defect and affects most body systems especially the nervou...more »
    521. CDG syndrome type 1B
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1B has a phosphomannose isomerase enzyme defect....more »
    522. CDG syndrome type 3
     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 3 has variable symptoms....more »
    523. CDG syndrome type 4
     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 4 is caused by a genetic defect which involves t...more »
    524. CDG syndrome type I
     A rare genetic disorder where the body is unable to synthesize glycoproteins which results in multisystem problems....more »
    525. 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 »
    526. CMV antenatal infection
     A rare condition where a fetus becomes infected with the cytomegalovirus through the mother....more »
    527. 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 »
    528. 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 »
    529. Caladium poisoning
     All parts of the Caladium 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. The plant is a common houseplant....more »
    530. Calla lily poisoning
     A bulb plant which bears large colored or white flower-like structure on long leafless stems. It is often grown in gardens or used in flower arrangements. The plant contains chemicals including calcium oxalate crystals which are highly toxic if eaten. Dea...more »
    531. 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 »
    532. Camera-Marugo-Cohen syndrome
     A rare syndrome characterized mainly by mental retardation, muscle weakness, obesity and an asymmetrical body....more »
    533. Campomelic dwarfism
     A rare genetic disorder characterized by bowed tibia, underdeveloped shoulder blades and a flat face....more »
    534. Campomelic dysplasia
     A rare genetic disorder characterized by bowed tibia, underdeveloped shoulder blades and a flat face....more »
    535. Camurati-Engelmann Disease
     A rare genetic connective tissue disorder characterized by diaphyseal dysplasia, muscle weakness and leg pain....more »
    536. 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 »
    537. 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 »
    538. Canavan leukodystrophy
     A rare inherited disorder where a chemical imbalance in the brain leads to spongy degeneration of the central nervous system which results in progressive mental deterioration and associated symptoms....more »
    539. Cancer
     Abnormal overgrowth of body cells....more »
    540. 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 »
    541. Candidiasis familial chronic mucocutaneous, autosomal dominant, with thyroid disease
     A dominantly inherited condition characterized by poor immunity to fungal infections (particularly those caused by Candida albicans) as will as thyroid disease. Persistent fungal infections tend to affect the nails, skin or mucous membranes. The degree of...more »
    542. Candle poisoning
     Candles can cause a gastrointestinal blockage if excessive quantities are eaten....more »
    543. Cantu Sanchez-Corona Garcia-cruz syndrome
     A rare syndrome characterized by mental retardation, short stature, large skull, heart anomaly and various other abnormalities....more »
    544. Cantú syndrome
     A rare syndrome characterized mainly by excessive growth of hair, enlarged heart and abnormal development of bone and cartilage...more »
    545. 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 »
    546. Carbamoyl-phosphate synthase 1 deficiency
     A very rare inherited urea cycle disorder where the lack of the enzyme carbamoyl phosphate synthetase prevents ammonia from being turned into urea and being excreted in the urine. Excess ammonia builds up in the body which can cause serious complications ...more »
    547. Carbohydrate deficiency glycoprotein syndrome type II
     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 2 is caused by a genetic defect which involves t...more »
    548. Carbon Monoxide -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Carbon Monoxide 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 level...more »
    549. Carcinoid syndrome
     Carcinoid heart disease is a rare, metastatic disease that occurs predominantly in the right heart. The tricuspid and pulmonic valves are affected, leading to right heart failure, which results in increased morbidity and mortality....more »
    550. Carcinoma of the vocal tract
     Cancer of the vocal cords in the larynx....more »
    551. 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 »
    552. 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 »
    553. Cardiac valvular dysplasia, X-linked
     An inherited (X-linked) form of heart disease involving mitral or aortic valve regurgitation. Females are carriers and hence asymptomatic whereas males displayed symptoms....more »
    554. Cardiofaciocutaneous Syndrome
     A rare genetic disorder characterized by short stature, congenital heart defects skin anomalies and frontal bossing....more »
    555. Cardiomegaly
     An enlarged heart from any cause....more »
    556. Cardiomyopathy -- hearing loss, type t RNA lysine gene mutation
     A rare inherited disorder characterized by heart muscle disease and deafness. The deafness is inherited from the mother and is caused by a genetic defect. Patients may be asymptomatic for a number of years. The rate of progression of the disorder is varia...more »
    557. Cardiomyopathy -- hypogonadism -- metabolic anomalies
     A rare syndrome characterized mainly by heart muscle disease, hypogonadism, blindness, deafness and metabolic anomalies. Puberty was normal despite the hypogonadism....more »
    558. Cardiomyopathy -- spherocytosis
     A rare disorder characterized by the association of spherocytosis with heart muscle disease. Spherocytosis is a red blood cell disorder where the red blood cells have abnormal membranes which gives them a spherical shape and makes them weak resulting in t...more »
    559. Cardiomyopathy dilated 1B
     An inherited form of heart muscle disease where the heart ventricles become dilated which affects the hearts ability to function normally. The disorder is caused by the degeneration of the hearts conduction system. Type 1B is caused by a defect on chromos...more »
    560. Cardiomyopathy due to anthracyclines
     Damage to the heart muscle caused by anthracycline drugs which are used in chemotherapy. The damage occurs more frequently with higher cumulative doses. Often the patients have no symptoms of the heart damage for many year....more »
    561. Cardiomyopathy, Alcoholic
     A weakened heart mucle due to excessive alcohol consumption. Symptoms are usually not evident until the heart becomes severely damaged....more »
    562. Cardiotoxicity -- Ammonia
     Exposure to Ammonia can have a toxic effect on the heart and may result in pulmonary edema. The degree of toxicity may be influenced the duration and level of exposure to the chemical....more »
    563. Cardiotoxicity -- Hydrogen Chloride
     Exposure to Hydrogen Chloride can have a toxic effect on the heart and may result in pulmonary edema. The degree of toxicity may be influenced the duration and level of exposure to the chemical....more »
    564. Cardiotoxicity -- Nitrogen Dioxide
     Exposure to Nitrogen Dioxide can have a toxic effect on the heart and may result in pulmonary edema. The degree of toxicity may be influenced the duration and level of exposure to the chemical....more »
    565. Cardiotoxicity -- Ozone
     Exposure to Ozone can have a toxic effect on the heart and may result in pulmonary edema. The degree of toxicity may be influenced the duration and level of exposure to the chemical....more »
    566. Carnevale-Canun-Mendoza syndrome
     A rare disorder characterized by loss of bone tissue in the wrists and ankles as well as kidney problems....more »
    567. Carnitine Palmitoyl Transferase I Deficiency
     A very rare inherited deficiency of a particular enzyme (Carnitine palmitoyl transferase 1) prevents fatty acids being transported to the part of the cell that converts it to energy....more »
    568. Carnitine Palmitoyl Transferase II Deficiency
     A very rare inherited deficiency of a particular enzyme (Carnitine palmitoyl transferase 1) prevents fatty acids being transported to the part of the cell that converts it to energy. There are two main subtypes of the disorder with each involving a slight...more »
    569. Carnitine palmitoyl transferase 1 deficiency
     A very rare inherited deficiency of a particular enzyme (Carnitine palmitoyl transferase I) prevents fatty acids being transported to the part of the cell that converts it to energy....more »
    570. Carnitine palmitoyl transferase 2 deficiency
     A very rare inherited deficiency of a particular enzyme (Carnitine palmitoyl transferase) which prevents fatty acids being transported to the part of the cell that converts it to energy. There are two main subtypes of the disorder with each involving a sl...more »
    571. Carnitine palmitoyl transferase II deficiency, infantile hepatocardiomuscular type
     A very rare metabolic disorder where deficiency of a particular enzyme (CPT II) prevents muscle fats being converted to energy. The infantile form of this disease affects the muscles and the liver and heart....more »
    572. Carnitine palmitoyl transferase deficiency
     A very rare inherited deficiency of a particular enzyme (Carnitine palmitoyl transferase) which prevents fatty acids being transported to the part of the cell that converts it to energy. There are two main subtypes of the disorder with each involving a sl...more »
    573. Carnitine transporter deficiency
     An inherited deficiency of carnitine caused by the impaired ability of the carnitine transporter protein to carry the carnitine to where it is needed. Instead the carnitine is excreted through the urine. Fasting or illness can trigger a severe attack....more »
    574. Carnitine-acylcarnitine translocase deficiency
     A very rare inherited metabolic disorder where long-chain fatty acids can't be metabolized properly because the compound needed to transport it is faulty. Ultimately this prevents certain fats (long-chain acylcarnitine) being converted to energy and resul...more »
    575. Caroli Disease
     A rare disorder where the bile ducts inside the liver become enlarged resulting in infection, irritation and gallstone formation....more »
    576. Carpotarsal osteochondromatosis
     A rare disorder characterized by a painless swelling in the ankles and wrists which restricts their range of motion. The swelling is caused by abnormal growths on the wrist and ankle bones. The number of joints involved is variable....more »
    577. Cartilaginous neoplasms
     Tumors made up of cartilage tissue. The tumors may be benign or malignant and the symptoms will depend on the location and size of the tumors. The tumors can form on parts of the body such as the arm and leg bones or even in the pharynx. The tumors may ca...more »
    578. Caspase-8 deficiency
     A rare type of immunodeficiency disorder caused by a deficiency of caspase-8. Caspase-8 an important part of the immune system as it is involved in the activation of T lymphocytes, B lymphocytes and natural killer cells....more »
    579. Castellani syndrome
     A rare syndrome characterized by fever, arthritis and enlarged kidney and liver. The fever may fluctuate or come and go. It is most often seen in middle aged males....more »
    580. Cat Eye Syndrome
     A rare chromosomal disorder involving abnormalities of chromosome 22 and characterized by coloboma of the iris, down-slanting palpebral fissures and anal atresia....more »
    581. 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 »
    582. 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 »
    583. Cauliflower ear
     Ear deformity from ear trauma; common in boxers...more »
    584. Celexa -- Teratogenic Agent
     There is evidence to indicate that exposure to Celexa (an antidepressant) 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 l...more »
    585. Celiac Disease
     Digestive intolerance to gluten in the diet....more »
    586. Cellulitis
     Inflammation of skin or subcutaneous tissues....more »
    587. Cennamo-Gangemi syndrome
     A rare syndrome characterized by small eyes, congenital cataracts and hydrocephalus (buildup of fluid in the brain)....more »
    588. Central nervous system protozoal infections
     A protozoal infection of the central nervous system (spinal cord or brain). The infection may originate in the central nervous system (primary infection) or may spread from another part of the body (secondary infection). The infection may occur in otherwi...more »
    589. 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 »
    590. Cephalopolysyndactyly
     A rare genetic disorder characterized by premature closing of skull bones and craniofacial abnormalities, finger and toe abnormalities. The type and severity of symptoms is variable with many cases remaining undiagnosed because their condition is relative...more »
    591. 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 »
    592. Cerebellar hypoplasia -- endosteal sclerosis
     A rare disorder character where a part of the brain (cerebellum) is underdeveloped and abnormally increased bone density (endosteal sclerosis)....more »
    593. Cerebellum agenesis -- hydrocephaly
     A rare brain disorder which manifests as reduced muscle tone, ataxia, cataracts and mental retardation....more »
    594. Cerebral Aneurysm
     Dangerous swelling of a brain blood vessel that may rupture....more »
    595. Cerebral astrocytoma, adult
     A very rare tumor that occurs in adults and develops in brain cells called astrocytes. The part of the brain involved is the cerebrum at the top of the head which controls functions such as reading, writing, thinking, learning, speech, emotion and volunta...more »
    596. Cerebral gigantism -- jaw cysts
     A very rare syndrome characterized mainly by abnormal brain development and jaw cysts....more »
    597. Cerebral sarcoma
     A type of brain tumor that can be inherited in an autosomal dominant manner. The tumor arises from blood vessels in the brain. Symptoms may vary depending on the size and exact location of the tumor....more »
    598. Cerebral ventricle neoplasm
     A tumor that occurs in the fluid-filled spaces of the brain called the ventricles. Symptoms vary depending on the size and exact location of the tumor and whether it is cancerous or not....more »
    599. Cerebro oculo genital syndrome
     A very rare syndrome characterized mainly by brain, eye and genital abnormalities....more »
    600. Cerebro-oculo-dento-auriculo-skeletal syndrome
     A very rare syndrome characterized by abnormalities of the brain, eyes, teeth, ears and skeleton....more »
    601. Cerebrorenodigital syndrome
     A rare group of syndromes characterized mainly by brain, kidney, finger and toe abnormalities....more »
    602. Cervical Cancer
     Cervical cancer is malignant cancer of the cervix uteri or cervical area...more »
    603. Cervicooculoacoustic syndrome
     A rare genetic disorder characterized by ocular palsy, congenital perceptive deafness and fusion of the vertebrae in the neck....more »
    604. Chagas disease
     A parasitic infection caused by the protozoa Trypanosoma cruzi and transmitted by insect bites or blood transfusions. The disease primarily involves the heart and gastrointestinal system....more »
    605. Chalazion
     Slow-growing swelling of the upper or lower eyelid usually caused by a blockage in the oil glands in the eyelid....more »
    606. Chancroid
     An sexually transmitted disease caused by the Haemophilus ducreyi bacteria and is characterized by painful genital ulceration....more »
    607. Chediak-Higashi Syndrome
     An inherited immune system disorder characterized by reduced pigmentation, recurrent infection and neurological disorders....more »
    608. Chediak-Higashi like syndrome
     A rare genetic disorder characterized mainly by albinism (lack of pigmentation). There are three different subtypes of the disorder (I, II and III) each with varying additional features such as immunodeficiency and neurological symptoms. Type 1 involves p...more »
    609. 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 »
    610. 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 »
    611. 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 »
    612. Chemical poisoning -- 1,4-Dioxane
     1,4-Dioxane is a chemical used mainly as a reagent in laboratries and as a solvent in chemical processing. The chemical is readily absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    613. Chemical poisoning -- Acetylsalicylic Acid
     Acetylsalicylic Acid is also known as aspirin and is primarily used to relieve pain, fever and inflammation. Excessive exposure to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    614. 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 »
    615. Chemical poisoning -- Barium
     Barium is an element used in fireworks, glassmaking, contrast X-rays and in the electronics industry . The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    616. 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 »
    617. Chemical poisoning -- Chlorodiphenyl
     Chlorodiphenyl is a chemical used mainly in electrical cables and wires, electric condensers, lubricants and foundry coating and in the manufacture of paper, resins, rubbers, textiles, wood preservatives, electrical components, lacquers, herbicides and pl...more »
    618. Chemical poisoning -- Chloroform
     Chloroform is a chemical used mainly as a refrigerant but also as a solvent in various processing and industrial applications. It's use as an anesthetic is relatively uncommon these days. Ingestion and other exposures to the chemical can cause various sym...more »
    619. Chemical poisoning -- Dimethylnitrosamine
     Dimethylnitrosamine is a chemical used mainly as a solving in the manufacture of plastics, rubbers, lubricants and rocket fuel. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on...more »
    620. 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 »
    621. 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 »
    622. Chemical poisoning -- Glufosinate
     Glufosinate is a chemical used mainly in herbicides. 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 »
    623. 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 »
    624. 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 »
    625. Chemical poisoning -- Methylene Dianiline
     Methylene Dianiline is a chemical used mainly in corrosive inhibitors, epoxy resins and polyurethane. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical in...more »
    626. 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 »
    627. 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 »
    628. 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 »
    629. Chemical poisoning -- Phosphine
     Phosphine is a chemical used mainly in pesticides and rodenticides. 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 »
    630. 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 »
    631. 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 »
    632. Chemical poisoning -- Thallium Sulfate
     Thallium Sulfate is a chemical used mainly in the manufacture of switches and closures in the semiconductor industry. It has historically also been used as a rodenticide. Ingestion and other exposures to the chemical can cause various symptoms. The type a...more »
    633. Chemical poisoning -- Vinyl Choride
     Vinyl Choride is an intermediate chemical used in the manufacturing process of a variety of products: polyvinyl chloride, pipes, wire coverings, vehicle plastics, rubber, paper, furniture and glass. Ingestion and other exposures to the chemical can cause ...more »
    634. Chiari Malformation
     Protrusion of the brain down the spinal column....more »
    635. 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 »
    636. Childhood hypophosphatasia
     An inherited bone disorder due to an inborn error of metabolism characterized by a deficiency of alkaline phosphate which results in loss of deciduous teeth before the age of 5 as well as muscle and bone problems - childhood onset....more »
    637. Childhood liver cancer, primary
     Cancer that develops in the tissue of the liver in children....more »
    638. Childhood nephrotic syndrome
     Various kidney glomeruli conditions in children....more »
    639. Chitayat-Moore-Del Bigio syndrome
     A rare birth disorder characterized mainly by brain abnormalities, large head and facial anomalies....more »
    640. Chloroma
     A rare type of tumor that develops from myeloid cells (type of immature white blood cell) and tends to usually have a greenish color. The tumor is essentially a localized solid collection of leukemic cells that occurs outside the bone marrow. It can occur...more »
    641. Chloromyeloma
     A rare type of tumor that develops from myeloid cells (type of immature white blood cell) and tends to usually have a greenish color. The tumor is essentially a localized solid collection of leukemic cells that occurs outside the bone marrow. It can occur...more »
    642. Chlorpheniramine -- Teratogenic Agent
     There is evidence to indicate that exposure to Chlorpheniramine (an antihistamine medication) 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 ...more »
    643. Chlorpropamide -- Teratogenic Agent
     There is evidence to indicate that exposure to Chlorpropamide (an antidiabetic drug) 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 affect...more »
    644. Cholestasis -- lymphoedema, syndrome
     A rare inherited birth abnormality involving underdeveloped lymph vessels which results in swollen legs and liver problems....more »
    645. 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 »
    646. Cholestasis, progressive familial intrahepatic 2
     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 »
    647. 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 »
    648. Cholestyramine -- Teratogenic Agent
     There is evidence to indicate that exposure to Cholestyramine (cholesterol-lowering drug) 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 a...more »
    649. Cholybar -- Teratogenic Agent
     There is evidence to indicate that exposure to Cholybar (cholesterol-lowering drug) 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 affecte...more »
    650. Chondritis
     Inflammation of the cartilage of the joint...more »
    651. Chondrocalcinosis
     A rare inherited metabolic disorder where the chemical calcium pyrophosphate dihyrdate is deposited in one or more joints in the body - usually the knee is affected....more »
    652. Chondrocalcinosis 2
     A very rare genetic disorder characterized by progressive osteoarthritis. Joint damage is caused by deposits of crystals containing calcium....more »
    653. Chondrodysplasia punctata lethal neonatal
     A rare skeletal disorder which results in the infant's death before or soon after birth. Symptoms include a variety of severe skeletal abnormalities and an enlarged head....more »
    654. Chondrodysplasia, type Nance-Sweeney
     A very rare condition characterized mainly by bone malformations, hearing loss and facial anomalies....more »
    655. Chondrodystrophy
     The abnormal development of cartilage which affects bone growth. The long bones of the body tend to be affected the most and results in short limbs....more »
    656. Chondromatosis (benign)
     Benign cartilage growths that can occur in various parts of the body. Symptoms are determined by the size and exact location of the growth. For example, a spinal chondroma can result in compression of the spinal cord....more »
    657. Chondrosarcoma
     Chondrosarcoma is the second most frequent primary malignant tumor of bone, representing approximately 25% of all primary osseous neoplasms. Chondrosarcomas are a group of tumors with highly diverse features and behavior patterns, ranging from slow-growin...more »
    658. Chondrosarcoma (malignant)
     A form of bone cancer that originates from cartilage tissue. The most common areas affected are the pelvic bones, femur, humerus, arm, spine and ribs...more »
    659. Chorditis
     Inflammation of a cord, usually the vocal or spermatic cord. The inflammation is most often caused by overuse or abuse of the voice but may also be caused by cancer....more »
    660. Choriocarcinoma, infantile
     A rare malignant cancer that originates in the placenta. It is an aggressive cancer which generally results in infant death....more »
    661. Choroid Plexus neoplasms
     A rare type of brain tumor that originates in the choroids plexus. The choroids plexus is located inside a space in the brain called the ventricles and produces cerebrospinal fluid. Symptoms are determined by the size, type and exact location of the tumor...more »
    662. Christian-Demyer-Franken syndrome
     A rare syndrome characterized mainly by mental retardation and skeletal abnormalities....more »
    663. 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 »
    664. Chromophil renal cell carcinoma
     A type of kidney tumor where the cells that make up the tumor take up dye readily during pathology testing....more »
    665. Chromophobe renal cell carcinoma
     A rare type of kidney tumor. The cells that make up the tumor tend to be clear and do not readily take up dye during pathology analysis. Metastasis often only occurs late in the course of the disease and surgical removal usually leads to a good prognosis....more »
    666. Chromosome 1, 1p36 deletion syndrome
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as heart problems, mental retardation, developmental delay, facial dysmorphism and short stature. The symptoms are variable depending on the exact lo...more »
    667. Chromosome 1, trisomy 1q42 qter
     A rare chromosomal disorder where duplication of a portion of chromosome 1 causes various abnormalities such as clubfoot, poor muscle tone, neurological dysfunction, short stature, mental retardation and narrowing of the pulmonary arteries and valves....more »
    668. 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 »
    669. Chromosome 12, trisomy 12q
     A rare chromosomal disorder where there are three copies of the long arm (q) of chromosome 12 rather than the normal two resulting in various abnormalities. In most cases, death occurs during infancy. The type and severity of symptoms varies depending on ...more »
    670. Chromosome 12q duplication syndrome
     A rare chromosomal disorder where there are three copies of the long arm (q) of chromosome 12 rather than the normal two resulting in various abnormalities. In most cases, death occurs during infancy....more »
    671. Chromosome 13 ring syndrome
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 13 is missing and the two broken ends have rejoined to form a ring. The resulting type and severity of symptoms is determined by the amount and location of genetic mate...more »
    672. Chromosome 13, Partial Monosomy 13q
     A rare chromosomal disorder where the long arm (q) of chromosome 13 is deleted resulting in various physical, neurological and developmental abnormalities. The type and severity of symptoms is determined by the amount and location of the deleted genetic m...more »
    673. Chromosome 13q deletion
     A rare chromosomal disorder where the long arm (q) of chromosome 13 is deleted resulting in various physical, neurological and developmental abnormalities. The type and severity of symptoms is determined by the amount and location of the deleted genetic m...more »
    674. Chromosome 14 uniparental disomy syndrome
     A rare chromosomal disorder where two homologues are obtained from one parent....more »
    675. Chromosome 14q, terminal duplication
     A very rare syndrome caused by a duplication of a part of the material on chromosome 14 and resulting in various abnormalities such as retarded growth, hearing loss and mental retardation....more »
    676. Chromosome 15q duplication syndrome
     A rare chromosomal disorder involving an extra copy of genetic material from the long arm of chromosome 15. The type and severity of symptoms are determined by the amount and location of the duplicated genetic material....more »
    677. Chromosome 15q, trisomy
     A rare chromosomal disorder involving an extra copy of genetic material from the long arm of chromosome 15. The type and severity of symptoms are determined by the amount and location of the duplicated genetic material....more »
    678. Chromosome 16q, partial deletion
     A rare chromosomal disorder involving deletion of genetic material from the long arm of chromosome 17. The type and severity of symptoms are determined by the amount and location of the lost genetic material....more »
    679. Chromosome 17p, partial duplication
     A rare chromosomal disorder involving an extra copy of genetic material from the short arm of chromosome 17. The type and severity of symptoms are determined by the amount and location of the duplicated genetic material....more »
    680. 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 »
    681. Chromosome 1q21.1 Duplication Syndrome
     A rare chromosomal disorder caused by the duplication of a portion of chromosome 1 at a specific location (1q21.1). The main symptoms were autism and mental retardation as well as other physical anomalies....more »
    682. Chromosome 2 trisomy syndrome
     A rare chromosomal disorder where there are three copies of chromosome 2 instead of the normal two....more »
    683. Chromosome 2, monosomy 2q24
     A genetic disorder characterized by the deletion of a portion of the long arm of chromosome 2....more »
    684. Chromosome 21 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 21 is missing and the two broken ends have rejoined to form a ring. The resulting type and severity of symptoms is determined by the amount and location of genetic mate...more »
    685. Chromosome 22 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 22 is missing and the two broken ends have rejoined to form a ring. The resulting type and severity of symptoms is determined by the amount and location of genetic mate...more »
    686. 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 »
    687. Chromosome 22q duplication syndrome
     A rare chromosomal disorder where the long arm of chromosome 22 is duplicated....more »
    688. Chromosome 22q13 deletion
     A very rare chromosomal disorder where a portion of chromosome 22 is missing at the q13 location which results in various abnormalities....more »
    689. Chromosome 22q13.3 deletion syndrome
     A very rare chromosomal disorder where a portion of chromosome 22 is missing at the q13.3 location which results in various abnormalities....more »
    690. Chromosome 3, monosomy 3p14 p11
     A rare chromosomal disorder characterized by facial and limb abnormalities as well as lymphedema....more »
    691. Chromosome 3, monosomy 3q13
     A rare chromosomal disorder characterized by a range of abnormalities including facial anomalies, kidney dysfunction, large head, small penis and impaired joint mobility....more »
    692. Chromosome 4, Monosomy 4q
     A rare chromosomal disorder where a portion of the long arm (q) of chromosome 4 is missing resulting in various abnormalities....more »
    693. Chromosome 5, Trisomy 5p
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 5 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    694. Chromosome 5p duplication syndrome
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 5 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    695. Chromosome 5p tetrasomy syndrome
     A rare chromosomal disorder where there are four copies of the short arm (p) of chromosome 5 rather than the normal two copies....more »
    696. Chromosome 6, trisomy 6p
     A very rare chromosomal disorder where a part of the short arm (p) of chromosome 6 is duplicated resulting in various abnormalities depending on the location and length of missing genetic material....more »
    697. 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 »
    698. Chromosome 7, trisomy 7q
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 7 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    699. Chromosome 7q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 7 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    700. Chromosome 8, monosomy 8q
     A rare chromosomal disorder involving deletion of the long arm (q) of chromosome 8 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted....more »
    701. Chromosome 8p duplication syndrome
     A rare chromosomal disorder where the short arm (p) of chromosome 8 is duplicated resulting in three copies instead of two. The type and severity of symptoms depends on the location and length of genetic material duplicated....more »
    702. Chromosome 8p inverted duplication syndrome
     A rare chromosomal disorder involving the inverted duplication of the short arm (p) of chromosome 8 resulting in three copies of the genetic material instead of the normal two. The type and severity of symptoms is determined by the location and size of th...more »
    703. Chromosome 9, Tetrasomy 9p
     A rare chromosomal disorder where there is four copies of the short arm of chromosome 9 instead of the normal two resulting in various abnormalities....more »
    704. Chromosome 9, Trisomy 9p (Multiple Variants)
     A rare chromosomal disorder characterized by mental retardation, head and face malformations and various other abnormalities....more »
    705. Chromosome 9p tetrasomy syndrome
     A rare chromosomal disorder where there is four copies of the short arm of chromosome 9 instead of the normal two resulting in various abnormalities....more »
    706. 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 »
    707. Chronic Fatigue Syndrome
     Severe chronic fatigue disorder often following infection....more »
    708. 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 »
    709. Chronic Hepatitis
     Chronic hepatitis is defined as inflammatory disease of the liver lasting for more than six months....more »
    710. Chronic Hepatitis C
     Chronic form of Hepatitis C viral liver infection....more »
    711. Chronic Idiopathic Myelofibrosis
     The bone marrow is consists of tissues which make blood cells and fibrous tissue supports these tissues that make the blood cells. In chronic idiopathic myelofibrosis, abnormal cells and fibres build up inside the bone marrow resulting in the production o...more »
    712. Chronic Joint pain
     It is inflammation and infection of one or more joints, which results in pain, swelling, stiffness, and limited movement.....more »
    713. 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 »
    714. Chronic Lymphocytic Leukemia, Susceptibility to
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
    715. Chronic Lymphocytic Leukemia, Susceptibility to, 1
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
    716. Chronic Lymphocytic Leukemia, Susceptibility to, 2
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
    717. Chronic Lymphocytic Leukemia, Susceptibility to, 3
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
    718. Chronic Lymphocytic Leukemia, Susceptibility to, 4
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
    719. Chronic Lymphocytic Leukemia, Susceptibility to, 5
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body. Researchers have discovered a link between a number of genetic defects and increased su...more »
    720. Chronic Myeloproliferative Disease, Unclassified
     A form of blood disorder characterized by the abnormal proliferation of myeloid precursors in the bone marrow. This category refers to cases of myeloproliferative disease which don't fit into any of the other specific type of myelproliferative diseases....more »
    721. 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 »
    722. Chronic Neutrophilic Leukemia
     A rare form of leukemia characterized by excessive levels of mature neutrophils....more »
    723. Chronic Nonulcer dyspepsia
     Chronic indigestion not caused by a peptic ulcer....more »
    724. 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 »
    725. 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 »
    726. Chronic constrictive pericarditis
    727. Chronic interstitial nephritis
    728. Chronic kidney failure
     Gradual failure of the kidneys over a period of time...more »
    729. Chronic leukemia
     Leukemia in which the cell line is well differentiated, usually B lymphocytes....more »
    730. Chronic lymphocytic leukemia
     A cancer of the blood and bone marrow where too many abnormal lymphocytes (white blood cells) are produced which eventually crowds out healthy blood cells in the body....more »
    731. 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 »
    732. 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 »
    733. Chronic vitamin A toxicity
     Chronic excessive ingestion of vitamin A can cause symptoms....more »
    734. 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 »
    735. Chylous ascites
     A rare disorder involving obstruction of the drainage of the abdominal lymph glands which results in abdominal accumulation of milky white fluid....more »
    736. Cirrhosis of the liver
     Scarring of the liver from alcohol or other causes....more »
    737. Cirrhosis, familial
     Liver cirrhosis that is inherited in a familial pattern. The liver scarring (cirrhosis) is not caused by any discernable disease process. The liver becomes progressively scarred and its function is impaired....more »
    738. Clark-Baraitser syndrome
     A very rare syndrome characterized mainly by tallness, large head, mental retardation and various facial anomalies....more »
    739. Classic galactosemia
     Rare serious genetic defect in galactose metabolism....more »
    740. 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 »
    741. Clear cell renal cell carcinoma
     A type of kidney tumor where the cells that make up the tumor are clear....more »
    742. 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 »
    743. Clomiphene -- Teratogenic Agent
     There is evidence to indicate that exposure to Clomiphene 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 level of exposure...more »
    744. Closed-angle glaucoma
     A severe form of glaucoma needing emergency treatment to avoid blindness....more »
    745. Cloverleaf skull micromelia thoracic dysplasia
     A rare disorder characterized by a cloverleaf skull deformity, small limbs and bone abnormalities of the chest and spine. The disorder is lethal....more »
    746. Cluster headache
     Headache that occurs periodically, with active periods interrupted by spontaneous remissions....more »
    747. Coarctation of aorta dominant
     A rare inherited birth defect where the heart blood vessel called the aorta has a narrowed area which affects blood flow. The degree of constriction is variable which mild cases asymptomatic until adulthood. The poor blood flow to the lower body gives res...more »
    748. 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 »
    749. Cobra poisoning
     The Cobra is a poisonous snake which can be found in Africa, Asia and other parts of the world. Some cobras are able to spit venom into the victims eye and cause serious symptoms....more »
    750. Cocaine -- Teratogenic Agent
     There is evidence to indicate that exposure to Cocaine 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 level of exposure an...more »
    751. Cocaine fetopathy
     Cocaine use during pregnancy resulting in various birth defects and other abnormalities....more »
    752. Codeine -- Teratogenic Agent
     There is evidence to indicate that exposure to Codeine (an opiate drug) 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 lev...more »
    753. Coffin-Lowry syndrome
     A rare genetic disorder characterized by down slanting space between eyelids, bulbous nose, soft hands and tapering fingers....more »
    754. Cohen-Hayden syndrome
     A very rare syndrome characterized mainly by mental retardation, eye defect and various growth abnormalities of the bone, skin and head....more »
    755. 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 »
    756. Cold antibody hemolytic anemia
     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 30°C or lower....more »
    757. Colestyramine -- Teratogenic Agent
     There is evidence to indicate that exposure to Colestyramine (cholesterol-lowering drug) 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 af...more »
    758. 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 »
    759. Colles' fracture
    760. Collins-Dennis-Clarke-Pope Syndrome
     A very rare condition characterized by congenital hip dislocation, flattened facial appearance and congenital heart defects....more »
    761. Collins-Pope syndrome
     A very rare syndrome characterized by a dislocated hip, increased finger flexibility and facial anomalies....more »
    762. Collins-Sakati syndrome
     A very rare syndrome characterized mainly by a short, broad toe and a large head....more »
    763. Colon conditions
     Any condition affecting the colon...more »
    764. Colonic Inertia
     The nerves and muscles of the bowel do not function normally resulting in chronic constipation....more »
    765. Colonic volvulus
     Twisting of the colon....more »
    766. Colorectal Cancer, Susceptibility to, 1
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    767. Colorectal Cancer, Susceptibility to, 10
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    768. Colorectal Cancer, Susceptibility to, 11
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    769. Colorectal Cancer, Susceptibility to, 2
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    770. Colorectal Cancer, Susceptibility to, 3
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    771. Colorectal Cancer, Susceptibility to, 4
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    772. Colorectal Cancer, Susceptibility to, 5
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    773. Colorectal Cancer, Susceptibility to, 6
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    774. Colorectal Cancer, Susceptibility to, 7
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    775. Colorectal Cancer, Susceptibility to, 8
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    776. Colorectal Cancer, Susceptibility to, 9
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    777. Colorectal cancer
     Cancer of the colon (bowel) or rectum....more »
    778. Combined oxidative phosphorylation deficiency 5
     An inherited mitochondrial disorder which starts before birth and usually results in death within months of birth....more »
    779. Common Variable Immunodeficiency
     An immunodeficiency disorder involving low blood gamma globulin levels which results in an increased susceptibility to infections. The condition may be inherited or can be caused by certain drugs (levamisole, hydantoin and carbamazepine)....more »
    780. Common cold
     A cold is a relatively minor contagious infection of the nose and throat that can be caused by a number of different viruses (e.g. rhinoviruses, coronaviruses). There are over 200 different viruses that have the potential to cause the common cold. Althoug...more »
    781. Common migraine
     Migraine headaches are recurrent headaches that may be unilateral or bilateral. Migraine headaches may occur with or without a prodrome. The aura of a migraine may consist of neurologic symptoms, such as dizziness, tinnitus, scotomas, photophobia, or visu...more »
    782. 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 »
    783. Complex 1 mitochondrial respiratory chain deficiency
     A rare genetic defect where an enzyme deficiency (NADH CoQ) disrupts cellular processes and causes various organic acid disorders. Any of a variety of the components of the enzyme may be missing or defective and hence the clinical presentation and severit...more »
    784. Complex 5 mitochondrial respiratory chain deficiency
     A rare genetic defect where an enzyme deficiency (ATP synthetase) disrupts cellular processes. Any of a variety of the components of the enzyme may be missing or defective and hence the clinical presentation and severity may vary. The deficiency may resul...more »
    785. Compound fracture
     The occurrence of fractured bone the protrudes through the skin...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. 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 »
    788. Congenital Antithrombin III Deficiency
     A hereditary condition resulting in a deficiency of antithrombin III which affects blood clotting...more »
    789. Congenital Athyma
     The absence of the thymus in a newborn. The thymus gland is located beneath the breastbone and above the windpipe and heart. It is made up of lymphatic tissue and is believed to be responsible for supporting the development of the immune system from the f...more »
    790. Congenital Diarrhea, Secretory Sodium, 3
     A congenital condition characterized by diarrhea resulting form a defect in the sodium/hydrogen exchange. The severity of the condition is variable....more »
    791. Congenital Diarrhea, Secretory Sodium, Syndromic, 3
     A congenital syndrome characterized by diarrhea resulting form a defect in the sodium/hydrogen exchange as well as other variable anomalies. The severity of the condition is variable....more »
    792. Congenital Disorder of Glycosylation, Type 1n
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1N has a defect in the RFT1 gene which results in decreased activity of an enzyme called dolichol-...more »
    793. Congenital Disorders of Glycosylation Type Ia
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1A involves a phosphomannomutase enzyme defect and affects most body systems especially the nervou...more »
    794. Congenital Gigantism with Skeletal Dysplasia
     A rare syndrome characterized mainly by the association of a large size at birth with various skeletal anomalies....more »
    795. 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 »
    796. Congenital Toxoplasmosis
     Fetal infection with toxoplasmosis....more »
    797. Congenital adrenal hyperplasia due to 17-alpha-hydroxylase deficiency
     A rare genetic condition involving deficiency of 17-alpha-hydroxylase which impairs androgen production by the testes and estrogen production by the ovaries. This results in lack of development of secondary sexual characteristics and hypertension as well ...more »
    798. Congenital chloride diarrhea
     A rare birth disorder where the intestines don't absorb electrolytes properly (especially chloride) which leads to electrolyte imbalance which is potentially fatal if untreated. Symptoms often start while the infant is still inside the womb....more »
    799. Congenital cytomegalovirus
     Fetal infection with cytomegalovirus....more »
    800. Congenital disorder of glycosylation type 1/IIX
     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 I/IIX refers to cases where the specific abnorma...more »
    801. Congenital disorder of glycosylation type 1A
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1A involves a phosphomannomutase enzyme defect and affects most body systems especially the nervou...more »
    802. Congenital disorder of glycosylation type 1B
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1B has a phosphomannose isomerase enzyme defect....more »
    803. Congenital disorder of glycosylation type 1H
     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 Ih is caused by a defect on chromosome 11pter-p1...more »
    804. Congenital disorder of glycosylation type 1I
     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 Ii is caused by a defect on chromosome 9q22 and ...more »
    805. Congenital disorder of glycosylation type 1K
     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 Ik is caused by a defect on chromosome 16p13.3 a...more »
    806. Congenital disorder of glycosylation type 1L
     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 Il is caused by a defect on chromosome 11q23 and...more »
    807. Congenital disorder of glycosylation type 1X
     Congenital disorder of glycosylation is a rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1X also involves thrombocytopenia with normal levels of phospho...more »
    808. Congenital disorder of glycosylation type 2B
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 2B has glucosidase I enzyme defect....more »
    809. Congenital disorder of glycosylation type 2D
     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 2d is caused by a defect on chromosome 9p13 and ...more »
    810. Congenital disorder of glycosylation type 2E
     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 2e is caused by a defect on chromosome 16p and i...more »
    811. Congenital disorder of glycosylation type 2G
     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 IIg is caused by a defect on chromosome 17q25.1 ...more »
    812. Congenital disorder of glycosylation, type In
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1n involves a defect in the RFT1 gene and is characterized mainly by enlarged liver, seizures, dev...more »
    813. Congenital giant megaureter
     A rare condition where the patient is born with an abnormally dilated ureter. The anomaly is often associated with other defects or anomalies. The severity of the anomaly is variable....more »
    814. 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 »
    815. Congenital hepatic fibrosis
     A rare inherited birth disorder characterized by fibrosis (scarring) of the liver which affects its ability to function. The severity of the condition is variable with some patients being symptomatic during infancy while others may be asymptomatic for mos...more »
    816. Congenital hepatic porphyria
     A rare congenital disorder where there is an excess of porphyrin (pigments) in the body. The liver is responsible for making porpyrins....more »
    817. 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 »
    818. Congenital lactase deficiency
     A congenital metabolic disorder where a deficiency of an enzyme called lactase impairs the body's ability to digest milk and other products that contain lactose. Symptoms tend to occur soon after consuming such products. The severity of symptoms depends o...more »
    819. Congenital malaria
     Fetal infection with malaria....more »
    820. Congenital megacolon
     A rare condition similar to Hirschsprung's disease where abnormalities in the bowel muscles prevent it from contracting normally and pushing the fecal matter through. Congenital megacolon differs from Hirschsprung's disease in that the whole colon tends t...more »
    821. Congenital megalo-ureter
     A birth defect where the ureter is abnormally dilated due to a structural obstruction of the end portion of the ureter....more »
    822. Congenital mesoblastic nephroma
     A benign congenital kidney tumor....more »
    823. 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 »
    824. Congenital mitral stenosis
     A heart malformation that is present at birth. The mitral valve is narrower than normal which affects blood flow between the upper and lower chambers on the left side of the heart. It usually occurs in conjunction with other malformations...more »
    825. Congenital mumps
     Fetal exposure to the mumps virus during pregnancy. From existing evidence, fetal exposure to mumps rarely proves to be a problem although there have been cases of spontaneous abortion and a heart condition called endocardial fibroelastosis. Infection lat...more »
    826. 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 »
    827. 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 »
    828. 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 »
    829. Congenital syphilis
     Syphilis inherited from mother during pregnancy....more »
    830. Congenital tuberculosis
     Fetal infection with tuberculosis...more »
    831. Congestive cardiac failure
     A condition characterized by breathlessness and abnormal sodium and water retention....more »
    832. Conjunctival disorders
     Diseases of the conjunctiva in the eye....more »
    833. Conjunctivitis
     Contagious eye infection...more »
    834. Connective tissue disorders
     Any condition affecting connective tissues....more »
    835. Conor's disease
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    836. Constipation
     Difficult or dry bowel movements...more »
    837. Constipation-predominant IBS
     IBS is a functional bowel disorder characterized by chronic abdominal pain, discomfort, bloating, and alteration of bowel habits...more »
    838. Constrictive pericarditis
     Inflammation, swelling and thickening of the pericardium (fibrous sac surrounding the heart) which causes it to tighten around the heart and affect its function. The condition may be misdiagnosed as a heart attack and vice versa....more »
    839. Constrictive tuberculous pericarditis
     Inflammation and swelling of the pericardium (fibrous sac surrounding the heart) that occurs as a complication of tuberculosis. The condition may be misdiagnosed as a heart attack and vice versa....more »
    840. Contact dermatitis
     Skin reaction to an irritant...more »
    841. 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 »
    842. 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 »
    843. 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 »
    844. Cor pulmonale
     Enlarged heart due to respiratory difficulty....more »
    845. 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 »
    846. Corneal dystrophy, Fuchs' endothelial, 1
     A rare inherited eye disorder involving degeneration of the inner (epithelial) layer of the cornea. In type 1, onset occurs early in life (from early childhood) and usually takes about 20 years to affect vision....more »
    847. Corneal dystrophy, Fuchs' endothelial, 2
     A rare inherited eye disorder involving degeneration of the epithelial layer of the cornea. In type 2, onset occurs later in life (usually 30-40 years of age) and usually takes about 20 years to affect vision....more »
    848. Corneal endothelial dystrophy type 1
     A rare inherited eye disorder involving degeneration of the endothelial (inner) layer of the cornea. Type 2 tends to have an earlier age of onset than type 1....more »
    849. Corneal endothelial dystrophy type 2
     A rare inherited eye disorder involving degeneration of the endothelial (inner) layer of the cornea. Type 2 tends to have an earlier age of onset than type 1....more »
    850. Corneal flash burns
     Corneal injury from bright lights...more »
    851. Corpus callosum agenesis
     A very rare congenital abnormality where part or all of the fibers that connect the two halves of the brain (corpus callosum) are missing....more »
    852. Corpus callosum agenesis -- blepharophimosis -- Robin sequence
     A very rare syndrome characterized by abnormal brain development, various facial anomalies, heart defects and other symptoms....more »
    853. Corpus callosum dysgenesis X-linked recessive
     Partial or complete lack of development of the structure that divides two sides of the brain (corpus callosum). As the condition is X-linked, it only occurs in males....more »
    854. Corpus callosum, agenesis of, blepharophimosis Robin type
     A very rare syndrome characterized by abnormal brain development, various facial anomalies, heart defects and other symptoms....more »
    855. Cortical dysplasia -- focal epilepsy syndrome
     Abnormal development of the brain cortex which results in focal epilepsy and progressive neurological deterioration once the epilepsy starts in early childhood....more »
    856. Cortical hyperostosis-syndactyly
     A rare genetic disorder characterized by webbed fingers and thickening and overgrowth of bones....more »
    857. Corticotropin -- Teratogenic Agent
     There is evidence to indicate that exposure to Corticotropin 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 level of expos...more »
    858. Costello syndrome
     A rare genetic disorder characterized by papillomas which may become malignant....more »
    859. Cowden's syndrome
     A rare hereditary condition characterized by multiple noncancerous nodules called hamartomas. Sufferers also face an increased risk of particular cancers....more »
    860. Crane-Heise syndrome
     A very rare fatal disorder characterized by numerous abnormalities....more »
    861. Cranio osteoarthropathy
     A very rare syndrome characterized by large fontanelles, joint problems and finger clubbing....more »
    862. Cranio-facio-cardio-skeletal dysplasia
     A rare syndrome characterized by mental retardation, short stature, large skull, heart anomaly and facial and skeletal abnormalities....more »
    863. Craniodiaphyseal dysplasia
     A very rare bone disorder where excess calcium is deposited mainly in the skull bones which can result in compression of various nerves in the skull and even the brain....more »
    864. Craniodiaphyseal dysplasia, autosomal dominant
     A rare inherited syndrome characterized mainly by bone overgrowth and sclerosis or hardening which affects mainly the skull but other bones are often involved as well. Craniotubular dysplasia is a similar condition but involves more severe hyperostosis an...more »
    865. Craniofacial conodysplasia
     A rare disorder characterized by neurological symptoms and abnormally-shaped bones in the hands and feet. The neurological symptoms are caused by a buildup of fluid inside the skull as well as compression of the spinal cord at the neck-skull junction....more »
    866. Craniofaciocardioskeletal syndrome
     A very rare syndrome characterized by facial, skull, heart and skeletal abnormalities....more »
    867. Craniometadiaphyseal dysplasia, wormian bone type
     A rare syndrome characterized by various skeletal and skull anomalies....more »
    868. Craniometaphyseal dysplasia dominant type
     A rare genetic disorder characterized by head and facial abnormalities as well as mild limb abnormalities. Increased cranial pressure can lead to further complications....more »
    869. Craniometaphyseal dysplasia, autosomal recessive type
     A rare genetic disorder characterized by head and facial abnormalities as well as mild limb abnormalities. It is a milder form of the disease than the autosomal dominant type....more »
    870. Craniomicromelic syndrome
     A very rare syndrome characterized by skull and facial abnormalities, short arms and legs and retarded fetal growth....more »
    871. Craniosynostosis -- alopecia -- brain defect
     A very rare syndrome characterized mainly by a malformed skull, lack of hair and a brain defect....more »
    872. Craniosynostosis, sagittal, with Dandy-Walker malformation and hydrocephalus
     A very rare disorder characterized primarily by the premature fusion of skull bones (sagittal), the Dandy-Walker malformation and a buildup of fluid in the brain (hydrocephalus). The Dandy-Walker malformation is where a cyst develops in the back of the br...more »
    873. Craniotelencephalic dysplasia
     A very rare syndrome characterized primarily by premature fusion of various skull bones and abnormal brain development....more »
    874. Craniotubular syndrome
     A rare syndrome characterized mainly by bone overgrowth and sclerosis or hardening which affects mainly the skull but other bones are often involved as well. Craniodiaphyseal dysplasia is a similar condition but involves less severe hyperostosis and scler...more »
    875. 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 »
    876. 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 »
    877. 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 »
    878. Cryoglobulinemia
     These are immune cells that precipitate in the cold and redissolve on warming....more »
    879. 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 »
    880. 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 »
    881. 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 »
    882. Cutaneous diphtheria
     Skin infection from Diphtheria...more »
    883. Cutaneous lymphoma
     Cutaneous lymphoma is a term used to describe a group of lymphoproliferative disorders characterized by localization of neoplastic T lymphocytes to the skin....more »
    884. 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 »
    885. 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 »
    886. 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 »
    887. Cutis laxa, recessive type 2
     A very rare syndrome characterized primarily by loose skin and delayed development....more »
    888. Cutis verticis gyrata
     A rare condition characterized by skin folds and furrows on the scalp and face. It is often associated with various other conditions and abnormalities....more »
    889. Cutler Syndrome
     A rare disorder characterized by multisystem disorders including muscle wasting, ataxia, epilepsy, anemia and kidney disease. The kidney disease is most likely present at birth....more »
    890. Cutler-Bass-Romshe syndrome
     A very rare syndrome characterized by kidney, neurological and thyroid problems....more »
    891. Cycad nut poisoning
     The cycad nut contains a toxic chemical called cyasin which can be leeched out by soaking in water. The nuts are often used as a food source but it is important to leech out the toxic chemicals first. Eating nuts that still contain the toxin can cause ser...more »
    892. 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 »
    893. Cyclophosphamide -- Teratogenic Agent
     There is evidence to indicate that exposure to Cyclophosphamide 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 level of ex...more »
    894. Cyclosporiasis
     A parasitic disease caused by Cyclospora cayetensis which is transmitted by ingestion of food or water contaminated by infected fecal matter. Some cases are asymptomatic while others can be quite severe and untreated cases can suffer relapses....more »
    895. Cyclosporine -- Teratogenic Agent
     There is evidence to indicate that exposure to Cyclosporine (an immunosuppressant drug) 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 aff...more »
    896. 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 »
    897. Cyst
     Lump produced by over-secreting gland...more »
    898. 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 »
    899. Cystic hamartoma of lung and kidney
     A very rare condition characterized mainly by benign cysts in the lungs and kidneys....more »
    900. Cystic hygroma, lethal -- cleft palate
     A very rare lethal syndrome characterized mainly by cysts that form in the lymphatic system as well as an opening in the palate (cleft palate)....more »
    901. 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 »
    902. Cytomegalovirus -- Teratogenic Agent
     There is strong evidence to indicate that the development of Cytomegalovirus 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 »
    903. Cytosine arabinose syndrome
     Symptoms following the use of a chemotherapy drug called cytosine arabinose....more »
    904. Czeizel syndrome
     A rare lethal syndrome characterized by cleft palate, uterus abnormalities and omphalocele (protrusion of abdominal organs such as intestine through the navel)....more »
    905. Czeizel-Losonci syndrome
     A very rare syndrome characterized by missing fingers, ureter abnormalities, webbed fingers and toes and abnormal spinal development....more »
    906. 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 »
    907. Dacryocystitis
     Inflammation of the eye's tear sac...more »
    908. Dahlberg syndrome
     A rare condition characterized by hypoparathyroidism, nephropathy, congenital lymphedema, mitral valve prolapse and short end bones in fingers and toes....more »
    909. Daish-Hardman-Lamont syndrome
     A very rare syndrome characterized mainly by loose joints, tall stature and buildup of fluid inside the skull....more »
    910. Dana syndrome
     A rare inherited disorder characterized by the gradual degeneration of the white matter of the spinal cord and pernicious anemia. Various neurological symptoms can result....more »
    911. Dandy-Walker -- facial hemangioma
     A very rare syndrome characterized mainly by a brain malformation (Dandy-Walker) and a hemangioma on the face (mass of dilated blood vessels)....more »
    912. Dandy-Walker Syndrome
     A congenital brain malformation characterized by increased fluid in the brain....more »
    913. Dandy-Walker malformation postaxial polydactyly
     A very rare syndrome where the Dandy-Walker malformation is associated with extra fingers and toes....more »
    914. Dandy-Walker malformation with mental retardation, macrocephaly, myopia, and brachytelephalangy
     A very rare syndrome characterized mainly by mental retardation, large head, short fingers, nearsightedness and brain abnormalities (Dandy-Walker type)....more »
    915. Daneman Davy Mancer syndrome
     A very rare syndrome characterized mainly by kidney, thyroid and finger and toe abnormalities....more »
    916. 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 »
    917. De Vaal syndrome
     A rare condition characterized by the defective development of T-cells, B-cells, thrombocytes and granulocytes. Severe immunodeficiency results which leads to infant death unless a bone marrow transplant is performed....more »
    918. De la Chapelle syndrome
     A sex chromosome disorder in males which affects gonadal development and causes infertility. Males have XX chromosomes instead of the normal XY....more »
    919. Deafness -- goiter -- stippled epiphyses
     A congenital metabolic disorder where the body fails to respond to thyroid hormone even though there is sufficient quantities of the hormone....more »
    920. Deafness -- lymphoedema -- leukemia
     A rare syndrome characterized by deafness, early-onset leukemia and lymphoedema in the lower legs....more »
    921. Deafness -- skeletal dysplasia -- lip granuloma
     A very rare syndrome characterized mainly by deafness, skeletal abnormalities, mental retardation and full lips....more »
    922. Deafness -- thyroid hormone resistance
     An inherited disorder where the body fails to respond to thyroid hormone even though there is sufficient quantities of the hormone....more »
    923. Deafness conductive -- ptosis -- skeletal anomalies
     A very rare syndrome characterized mainly by deafness, droopy eyelids and skeletal abnormalities....more »
    924. Deafness peripheral -- neuropathy -- arterial disease
     A very rare syndrome characterized mainly by artery disease, deafness and peripheral neuropathy....more »
    925. Debler anemia
     A familial type of anemia that starts during infancy and involves the premature destruction of red blood cells....more »
    926. Decreased cardiac output
    927. Decreased gastrointestinal motility
    928. Decreased intestinal motility
    929. Deep vein thrombosis
     Blood clot in vein, often in calf muscle vein in the leg....more »
    930. Defect in synthesis of adenosylcobalamin
     A rare genetic disorder characterized by the impaired ability to make a chemical called adenosylcobalamin. Adenosylcobalamin is a derivative of vitamin B12. The defect results a biochemical abnormality which affects the body's normal biochemical functioni...more »
    931. Del (2) (q12-q14)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in two reported cases. The manifestations linked to most genetic defects are often variable to some degree....more »
    932. Del (2) (q21-q23)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in the few reported cases. The manifestations linked to most genetic defects are often variable to some degree....more »
    933. Del (2) (q32.1-q34)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in one reported case. The manifestations linked to most genetic defects are often variable to some degree....more »
    934. Del (2) (q33.1-q33.3)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in one reported case. The manifestations linked to most genetic defects are often variable to some degree....more »
    935. Del (2) (q34-qter) and dup (2) (pter-p24)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in two reported cases. The manifestations linked to most genetic defects are often variable to some degree....more »
    936. Del (2q36)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in one reported case. The manifestations linked to most genetic defects are often variable to some degree....more »
    937. Del (3) (q12-q21)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in a few reported cases. The manifestations linked to most genetic defects are often variable to some degree....more »
    938. Del(1) (23-q25)
     A very rare chromosomal disorder where a portion of the long arm (23q-q25) of chromosome one is missing....more »
    939. Del(1) (q24-q25.3)
     A very rare chromosomal disorder where a portion of the long arm (q24-q25.3) of chromosome one is missing. The type and severity of symptoms is variable....more »
    940. Del(1) (q41-qter)
     A very rare chromosomal disorder where a portion of the long arm (q41-qter) of chromosome one is missing. The type and severity of symptoms is variable....more »
    941. Del(1q32)
     A very rare chromosomal disorder where a portion of the long arm (1q32) of chromosome one is missing....more »
    942. Delayed Viral Syndromes
     Syndromes caused by viral infections that are delayed in there appearance...more »
    943. Deletion 22q13
     A very rare chromosomal disorder where a portion of chromosome 22 is missing at the q13 location which results in various abnormalities....more »
    944. Dengue fever
     An acute viral disease characterized by fever, rash and myalgia and caused by a flavivirus which is transmitted by mosquitoes....more »
    945. Dent syndrome
     A rare X-linked inherited kidney disorder involving kidney tubule damage resulting in progressive kidney dysfunction....more »
    946. Dent's disease
     A rare kidney disease inherited in a X-linked manner. It involves kidney tubule damage which results in progressive kidney dysfunction. There are two types of Dent's disease and they differ in the origin of the genetic defect....more »
    947. Dental abscess
     Abscess of tooth, gum, or jawbone...more »
    948. 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 »
    949. 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 »
    950. Dermatitis
     General name for any type of skin inflammation....more »
    951. Dermato-cardio-skeletal syndrome Borrone type
     A rare progressive syndrome characterized by skin, heart and skeletal abnormalities....more »
    952. Dermatomyositis
     A muscle disease characterized by chronic muscle inflammation resulting in progressive muscle weakness and a characteristic rash....more »
    953. Desmoid disease, hereditary
     A rare inherited disorder characterized by the development of benign growths called desmoid tumors or fibromatoses. The growth usually occurs in the abdomen but can occur in the neck, chest, arms and legs. Symptoms vary depending on the size and location ...more »
    954. Desmoplastic cerebral astrocytoma of infancy
     A rare type of brain tumor that occurs in infants. The tumor consists of cancerous astrocytes....more »
    955. Desmoplastic infantile ganglioma
     A rare type of brain tumor that occurs in infants. The tumor may be slow-growing and benign or fast-growing and malignant....more »
    956. Desmoplastic small round cell tumor
     A rare aggressive tumor that usually develops in soft tissue and tends to grow to a large size. It usually occurs in the abdomen but may also in other parts of the body such as abdominal organs, brain, testicles, ovaries, spinal cord and skull....more »
    957. Developmental Lactase Deficiency
     This form of lactase deficiency occurs in premature infants. Lactase enzyme activity usually develops late in pregnancy so a preterm infant will not yet have developed this enzyme function. The greater the degree of prematurity, the greater the reduction ...more »
    958. 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 »
    959. Dextrocardia-bronchiectasis-sinusitis
     A genetic disorder characterized by sinusitis, bronchiectasis and situs inversus....more »
    960. 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 »
    961. Di Guglielmo I -- chronic
     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 chronic form has more severe sympto...more »
    962. Diabetic Gastroparesis
     Gastroparesis is a diabetic complication that occurs from neuropathy of the stomach nerve (called the "vagus nerve"). This causes digestive difficulties as the food starts to move too slowly through the stomach....more »
    963. Diamond-Blackfan anemia
     Diamond-Blackfan anemia is a rare genetic condition where the bone marrow is unable to make sufficient red blood cells which leads low levels of red blood cells. There are eight subtypes of the condition which differ in the location of the genetic defect ...more »
    964. Dianzani autoimmune lymphoproliferative syndrome
     A rare inherited disorder where the body's immune system attack itself, primarily blood components....more »
    965. Diaphragmatic hernia -- exomphalos -- corpus callosum agenesis
     A very rare syndrome characterized mainly by a diaphragmatic hernia (defect in the diaphragm that allows some of the abdominal organs to move into the chest cavity), brain development abnormalities and deafness....more »
    966. Diarrhea-predominant IBS
     IBS is a functional bowel disorder characterized by chronic abdominal pain, discomfort, bloating, and alteration of bowel habits...more »
    967. Dibasic aminoaciduria 2
     A rare condition where protein intolerance occurs as a result of a defect in the transport of dibasic amino acids through the intestines and kidneys. The amino acids (component of protein) can't be broken down properly and used by the body so it builds up...more »
    968. Dicyclomine -- Teratogenic Agent
     There is evidence to indicate that exposure to Dicyclomine 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 level of exposur...more »
    969. 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 »
    970. Diencephalic Syndrome
     A condition characterized by dysfunction of the diencphalon of the brain...more »
    971. Dieterich's disease
     A rare disorder involving destruction of the head of the metacarpal bone due to an interrupted blood supply to the bone. The metacarpal bone is the hand bone that attaches to the finger bones. The disorder is often associated with trauma, steroid use or s...more »
    972. Diethylstilbestrol -- Teratogenic Agent
     There is evidence to indicate that exposure to Diethylstilbestrol (a nonsteroidal estrogen) 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...more »
    973. Diffuse large B-cell lymphoma
     A common form of non-Hodgkin's lymphoma characterized by abnormal proliferation of B-lymphocytes. It is a cancer of the B-lymphocytes (a type of white blood cell) which, if untreated, can spread to other parts of the body such as the bones and the liver. ...more »
    974. Diffuse neonatal hemangiomatosis
     A very rare syndrome characterized mainly by multiple capillary hemangiomas as well as other abnormalities....more »
    975. 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 »
    976. Diflucan -- Teratogenic Agent
     There is evidence to indicate that exposure to Diflucan (an antifungal drug) 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 »
    977. Digestive system cancer
     A malignancy that affects the gastrointestinal cancer...more »
    978. Digestive tract cancer
    979. Dilated cardiomyopathy
     A rare chronic heart muscle condition where one or both heart ventricles are dilated or have impaired contractility....more »
    980. Dimedrol -- Teratogenic Agent
     There is evidence to indicate that exposure to Dimedrol 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 level of exposure a...more »
    981. Dinno-Shearer-Weisskopf syndrome
     A very rare syndrome characterized mainly by long limbs, tall stature, large head, ataxia and facial anomalies....more »
    982. Diphenhydramine -- Teratogenic Agent
     There is evidence to indicate that exposure to Diphenhydramine 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 level of exp...more »
    983. Diphtheria
     Infectious bacterial respiratory disease...more »
    984. Discoid lupus erythematosus
     Form of lupus affecting the skin....more »
    985. Dislocated elbow
     Dislocation of the elbow joint...more »
    986. Dislocated jaw
     Improper separation of the jaw bones...more »
    987. Dislocation
     Bone dislocated from a joint...more »
    988. 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 »
    989. Disseminated infection with mycobacterium avium complex
     Mycobacterium avium complex is an opportunistic bacterium which tends to occur mainly in patients with advanced AIDS. The infection can spread throughout the body and result in such things as blood infections....more »
    990. Distichiasis -- heart and vasculature anomalies
     A rare birth syndrome characterized by heart and blood vessel abnormalities as well as the growth of an extra row of eyelashes....more »
    991. Distichiasis with Congenital Anomalies of the heart and Peripheral Vasculature
     A very rare condition characterized by congenital heart defects, a double row of eyelashes (distichiasis) and peripheral blood vessel anomalies....more »
    992. 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 »
    993. 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 »
    994. Double uterus-hemivagina-renal agenesis
     A very rare malformation of the uterus and vagina....more »
    995. 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 »
    996. 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 »
    997. Doxorubicin-induced cardiomyopathy
     Heart disease caused by the use of a cancer drug called Doxorubicin....more »
    998. Dracunculiasis
     An infectious disease caused by the nematode Dracunculus medinensis which is usually transmitted by drinking water contaminated by infected crustaceans....more »
    999. Dressler (D.)syndrome
     A rare autoimmune blood disorder where erythrocytes are destroyed suddenly after exposure to cold (usually 15°C or lower)....more »
    1000. Dridol -- Teratogenic Agent
     There is evidence to indicate that exposure to Dridol (an antinausea and antipsychotic drug) 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 b...more »
    1001. Droperidol -- Teratogenic Agent
     There is evidence to indicate that exposure to Droperidol (an antinausea and antipsychotic drug) 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 m...more »
    1002. Dropletan -- Teratogenic Agent
     There is evidence to indicate that exposure to Dropletan (an antinausea and antipsychotic drug) 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 ma...more »
    1003. Drug Allergies
     Allergies to medications or other drugs....more »
    1004. 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 »
    1005. 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 »
    1006. 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 »
    1007. 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 »
    1008. 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 »
    1009. 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 »
    1010. 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 »
    1011. 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 »
    1012. 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 »
    1013. 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 »
    1014. 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 »
    1015. 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 »
    1016. 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 »
    1017. 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 »
    1018. 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 »
    1019. 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 »
    1020. 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 »
    1021. 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 »
    1022. 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 »
    1023. 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 »
    1024. 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 »
    1025. 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 »
    1026. 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 »
    1027. 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 »
    1028. 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 »
    1029. 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 »
    1030. 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 »
    1031. 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 »
    1032. 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 »
    1033. 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 »
    1034. 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 »
    1035. 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 »
    1036. 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 »
    1037. 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 »
    1038. 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 »
    1039. 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 »
    1040. 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 »
    1041. 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 »
    1042. 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 »
    1043. 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 »
    1044. 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 »
    1045. 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 »
    1046. 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 »
    1047. 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 »
    1048. 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 »
    1049. 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 »
    1050. 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 »
    1051. 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 »
    1052. 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 »
    1053. 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 »
    1054. 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 »
    1055. 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 »
    1056. 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 »
    1057. 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 »
    1058. 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 »
    1059. 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 »
    1060. 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 »
    1061. 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 »
    1062. 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 »
    1063. 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 »
    1064. 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 »
    1065. 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 »
    1066. 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 »
    1067. 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 »
    1068. 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 »
    1069. 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 »
    1070. 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 »
    1071. 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 »
    1072. 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 »
    1073. 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 »
    1074. 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 »
    1075. 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 »
    1076. 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 »
    1077. 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 »
    1078. 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 »
    1079. 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 »
    1080. 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 »
    1081. 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 »
    1082. 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 »
    1083. 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 »
    1084. 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 »
    1085. 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 »
    1086. 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 »
    1087. 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 »
    1088. 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 »
    1089. Dry socket
     Exposure of jaw bone after a tooth extraction...more »
    1090. 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 »
    1091. Ductal carcinoma in situ
     Ductal carcinoma in situ(DCIS) is a noninvasive condition. DCIS can progress to become invasive cancer, but estimates of the likelihood of this vary widely....more »
    1092. Dup (1) (q21.2-qter) and dup (14)(pter-q13)
     A very rare chromosomal disorder where a portion of the long arm (q21.2-qter) of chromosome one and the long arm of chromosome 14 (pter-q13) is duplicated. In the reported case, the fetus was aborted....more »
    1093. Dup (1) (q23-qter) and del (3)(pter-p25)
     A very rare chromosomal disorder where a portion of the long arm (q23-qter) of chromosome one and the short arm of chromosome 3 (pter- p25) is duplicated. In the reported case, the infant died soon after birth....more »
    1094. Dup (1) (q32-qter) and del (3)(pter-p25)
     A very rare chromosomal disorder where a portion of the long arm (q32-qter) of chromosome one is duplicated and the short arm of chromosome 3 (pter-p25) is deleted....more »
    1095. Dup (1) (q32-qter) and del (7)(q32-qter)
     A very rare chromosomal disorder where a portion of the long arm (q32-qter) of chromosome one is duplicated and the long arm of chromosome 7 (q32) is deleted. There have only been a couple of reported cases and symptoms may vary somewhat between patients....more »
    1096. Dup (1) (q42-qter) & del (18p)
     A rare chromosomal disorder which manifests as various physical and mental abnormalities. Patients tend to die within the first couple of decades but the condition is poorly defined....more »
    1097. Dup (2) (p25-p21)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in one reported case. The manifestations linked to most genetic defects are often variable to some degree....more »
    1098. Dup (2) (pter-p13))
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in the few reported cases. The manifestations linked to most genetic defects are often variable to some degree though early death is quite common....more »
    1099. Dup (3) (p22-p14)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in two reported cases. The manifestations linked to most genetic defects are often variable to some degree....more »
    1100. Dup (3) (q22.1-q24)
     A rare chromosomal disorder characterized by various anomalies. The listed symptoms are those observed in two reported cases. The manifestations linked to most genetic defects are often variable to some degree....more »
    1101. Dup(1) (p22.1-p13.3)
     A very rare chromosomal disorder where a portion of the short arm (p22.1-p13.3) of chromosome one is duplicated. The type and severity of symptoms is variable....more »
    1102. Duplication 5p
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 5 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    1103. Dust mite allergies
     Allergy to dust mites in household dust....more »
    1104. Dyck Syndrome
     A very rare condition observe in two brothers. It involves vision, hearing, muscle, sensory and adrenal system problems and an enlarged liver and spleen....more »
    1105. Dykes-Markes-Harper syndrome
     A very rare syndrome characterized mainly by dry, scaly skin, enlarged liver and spleen and a incoordination....more »
    1106. Dyserythropoietic anemia, congenital
     A congenital blood condition where the production of red blood cells is defective. The abnormal red blood cells are often destroyed prematurely within the body which can result in anemia. There are three subtypes of the disorder, each with varying severit...more »
    1107. Dyserythropoietic anemia, congenital type 1
     A very rare genetic blood disorder where abnormal red blood cells are made resulting in anemia. Finger and toe abnormalities are also usually present....more »
    1108. Dyserythropoietic anemia, congenital type 2
     A very rare genetic blood disorder where abnormal red blood cells are made resulting in anemia....more »
    1109. Dyserythropoietic anemia, congenital type 3
     An extremely rare blood disorder where abnormal red blood cells are made resulting in anemia....more »
    1110. Dysgerminoma
     A rare form of cancer of the germ cells in the ovary. It is generally asymptomatic in the early stages. Prognosis with treatment is generally quite good....more »
    1111. Dysharmonic skeletal maturation -- muscular fiber disproportion
     A very rare syndrome characterized mainly by abnormal bone development and muscle problems....more »
    1112. Dysostosis acral with facial and genital abnormalities
     A very rare inherited disorder characterized by short stature and head, face, skeletal and genital abnormalities. The facial appearance is that of a two-month old fetus. The severity and range of symptoms is variable. This dominantly inherited form of Rob...more »
    1113. Dysplastic cortical hyperostosis
     A very rare syndrome characterized mainly by abnormal bone and brain development....more »
    1114. EGE
     A rare disorder where white blood cells (eosinophils) infiltrate the layers of the lining of the stomach and intestines and cause gastrointestinal symptoms. The degree of infiltration will determine the severity of symptoms....more »
    1115. Ear infection (infant)
     An infection that affects the ear...more »
    1116. Ear, patella, short stature syndrome
     A very rare inherited disorder abnormalities of the inner and outer ear structures, missing kneecap and short stature as well as other physical and developmental abnormalities....more »
    1117. Earlobe conditions
     Conditions that affect the earlobe...more »
    1118. East African Trypanosomiasis
     East African sleeping sickness from the tsetse fly...more »
    1119. Eccentrochondrodysplasia
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of certain enzymes needed to break it down....more »
    1120. Echinococcus granulosus
     A infection caused by a type of small tapeworm...more »
    1121. Eclampsia
     Eclampsia is the development of seizures or coma in pregnant women suffering from high blood pressure. Eclampsia is a serious condition which requires urgent medical treatment. Eclampsia may be associated with moderate as well as significant increases in ...more »
    1122. Ectodermal dysplasia -- arthrogryposis -- diabetes mellitus
     A rare syndrome characterized by diabetes, short stature and tooth, hair and nail abnormalities....more »
    1123. 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 »
    1124. Ectodermal dysplasia with natal teeth, Turnpenny type
     A rare syndrome characterized mainly by missing teeth, sparse hair and dark velvety skin patches called acanthosis nigricans. The skin patches usually disappears during the second decade and may reoccur during pregnancy....more »
    1125. Ectodermal dysplasia, anhidrotic with T-cell immunodeficiency, autosomal dominant
     An inherited disorder characterized by dry, rough skin, sparse scalp hair, cone-shaped teeth and an immune system disorder....more »
    1126. 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 »
    1127. Edema
     Fluid retention in tissues...more »
    1128. 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 »
    1129. Egg Hypersensitivity
     An allergic reaction to eggs that is caused by a hypersensitive immune system....more »
    1130. Eijkman's syndrome
     A group of nervous symptoms that is associated with vitamin B1 (thiamine) deficiency. The deficiency leads to a condition called Beri-Beri. Severe cases result in progressive paralysis leading to convulsions and death as the nerves become increasingly inf...more »
    1131. Eisenmenger Syndrome
     Increased lung blood pressure that can result from conditions such as a hole in the wall between the two heart chambers....more »
    1132. Elbow Arthritis
     Inflammation of the elbow joint. The inflammation can be the result of such things as degenerative joint disease, gout, infection, trauma and autoimmune conditions....more »
    1133. Elbow Osteoarthritis
     A form of arthritis where the cartilage which cushions the bones in the elbow joint as they move against each other, becomes progressively degraded and damaged. This causes problems such as pain, stiffness and impaired movement. Pain is not present in all...more »
    1134. Elbow conditions
     Conditions that affect the elbow...more »
    1135. Elbow injury
     An injury that affects the elbow...more »
    1136. Elbow sprain
     Damage to ligaments in the elbow....more »
    1137. 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 »
    1138. Elejalde syndrome
     A rare congenital syndrome characterized excessive fetal growth, skull abnormalities, extra fingers or toes and other abnormalities....more »
    1139. Elephant man in context of NF
     A rare disorder where a limb becomes enlarged due to neurofibromatosis of the skin and the tissue under it. Neurofibromatosis is a disorder involving the development of benign nerve and skin tumors. When large areas of nerves are affected in one limb then...more »
    1140. 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 »
    1141. 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 »
    1142. Emanuel syndrome
     A rare chromosomal disorder where a portion of chromosome 11 is translocated with a portion of chromosome 22. The disorder involves a wide range of abnormalities such as kidney, genital and heart abnormalities, mental retardation, small head and failure t...more »
    1143. Empty Sella Syndrome
     Congenital defect of the brain....more »
    1144. Empty sella syndrome -- acquired
     A disorder where the bony structure surrounding the pituitary gland (sella) appears to be empty except for the cerebrospinal fluid - often results from radiation, surgery or injury which causes the pituitary gland to shrink....more »
    1145. Empty sella syndrome -- primary
     A rare inherited disorder where the bony structure surrounding the pituitary gland (sella) appears to be empty as the pituitary gland is flattened due to a defect. It is instead filled with cerebrospinal fluid....more »
    1146. Enalapril -- Teratogenic Agent
     There is evidence to indicate that exposure to Enalapril (an ACE inhibitor) 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...more »
    1147. Encephalocele anterior
     Protrusion of a portion of the brain tissue through a skull defect in the anterior portion of the skull. The severity of symptoms depends on the exact location and size of the deformity....more »
    1148. Encephalocele frontal
     Protrusion of a portion of the frontal brain tissue through a skull defect. The severity of symptoms depends on the exact location and size of the deformity....more »
    1149. Encephaloceles
     Improper protrusions of parts of the meninges and brain....more »
    1150. Encephalopathy due to GLUT1 deficiency
     A rare inherited metabolic disorder where a genetic mutation results in the deficiency of an enzyme called glutaryl-CoA dehydrogenase which is required to metabolise certain amino acids (lysine, hydroxylysine and tryptophan). Problems occur when these met...more »
    1151. Encephalopathy progressive -- optic atrophy
     A rare birth disorder characterized by progressive brain disease, facial anomalies and eye problems....more »
    1152. Enchondromatosis (benign)
     Benign cartilage growths that develop inside bones....more »
    1153. 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 »
    1154. Endocardial fibroelastosis
     A rare heart disorder characterized by a thickening of the heart muscle lining causing heart enlargement and heart failure....more »
    1155. 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 »
    1156. 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 »
    1157. 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 »
    1158. 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 »
    1159. 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 »
    1160. 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 »
    1161. 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 »
    1162. 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 »
    1163. Endocrine pancreatic cancer
     Any disease that affects the endocrine pancreas...more »
    1164. Endocrine-Cerebroosteodysplasia
     A rare condition observed in six members from two families. The condition is severe with all affected individuals dying before, during or soon after birth. A number of the pregnancies were voluntarily terminated due to the detected malformations. Endocrin...more »
    1165. Endodermal sinus tumor
     A form of malignant germ cell tumor that occurs mainly in young children. They can occur in the testis, ovaries, uterus, abdomen, thorax, tailbone region, vagina, liver, retroperitoneum and pineal ventricle of the brain. Symptoms will vary depending on th...more »
    1166. Endometrial stromal sarcoma
     A rare type of cancer that develops from the endometrial layer of the uterus. The cancer may be slow-growing or aggressive and may metastasize....more »
    1167. Endometriosis
     Misplaced uterus tissue causing scar tissue....more »
    1168. 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 »
    1169. Enterocolitis
     Serious type of intestinal infection...more »
    1170. Enterotoxigenic Escherichia coli
     Bacterial infection of the digestive system...more »
    1171. Enterovirus antenatal infection
     Fetal infection with enterovirus. The condition is extremely rare but infection around the time of birth often results in death or paralysis in survivors. The type and severity of symptoms is determined by the exact type of virus involved and at what stag...more »
    1172. Envenomization by the Martinique lancehead viper
     Posionous bite by a snake called the Lancehead Viper. It is a very venomous pit viper found in Martinique. Death is not common as the bite usually only causes a localized reaction rather than a systemic one. 10-20% of untreated cases result in death....more »
    1173. Eosinophilia-myalgia syndrome
     A rare condition that occurs in some people who take the antidepressant L-tryptophan....more »
    1174. Eosinophilic enteropathy, pattern II
     A rare disorder where white blood cells (eosinophils) infiltrate the top layers of the lining of the stomach and small intestine....more »
    1175. Eosinophilic enteropathy, pattern III
     A rare disorder where white blood cells (eosinophils) infiltrate the deepest part of lining of the stomach often resulting in accumulation of fluid filled with white blood cells in the stomach (ascites). The fluid can enter the lung tissue and cause probl...more »
    1176. Eosinophilic fasciitis
     A rare disorder where the skin on the limbs become painfully inflamed and looses it's elasticity....more »
    1177. Eosinophilic synovitis
     Inflammation of the lining of joints due to the presence of excessive eosinophils. Eosinophils can build up in parts of the body as a response to a variety of conditions such as allergy, parasitic infections and rheumatoid arthritis....more »
    1178. Ependymoma
     A tumor that occurs in the central nervous system (brain and spinal cord). Symptoms vary according to the aggressiveness, size and exact location of the tumor....more »
    1179. Epidermal nevus -- vitamin D resistant rickets
     A rare syndrome characterized mainly by the presence of birth marks on the skin, bone abnormalities and mental retardation....more »
    1180. Epidermoid carcinoma
     A non-small-cell type of lung cancer. The cancer develops from cells that line the inside of the lungs....more »
    1181. Epididymitis
     Infection of the epididymis (testicle tube)...more »
    1182. Epididymo-orchitis
     A condition which is characterized by inflammation of the epididimis and testes of a male...more »
    1183. Epilepsy -- microcephaly -- skeletal dysplasia
     A rare syndrome characterized by epilepsy, a small head and skeletal abnormalities....more »
    1184. Epilepsy, X-linked -- learning disabilities -- behavior disorders
     An inherited syndrome characterized by epilepsy, behavioral disorders and learning disability. Patients may suffer various combinations of the disorder. The onset of seizures can vary from childhood to adulthood....more »
    1185. Epileptic encephalopathy, Lennox-Gastaut type
     A rare genetic disorder characterized by mental retardation and physical anomalies. The brain condition is progressive and results in loss of previously acquired skills....more »
    1186. Epimetaphyseal skeletal dysplasia
     A rare syndrome characterized mainly by abnormal bone development....more »
    1187. Epoetin alfa -- Teratogenic Agent
     There is evidence to indicate that exposure to Epoetin alfa (used to treat some forms of anemia) 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 m...more »
    1188. Epogen -- Teratogenic Agent
     There is evidence to indicate that exposure to Epogen (used to treat some forms of anemia) 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 ...more »
    1189. Epstein's Syndrome
     A syndrome characterized by the association of kidney disease, deafness and a blood disorder....more »
    1190. Epstein-Barr virus, chronic
     A form of human herpes virus that produces persistent symptoms. Most people become infected with the virus at some stage in their life though they usually have few if any symptoms. However, some people develop severe symptoms as a result of an EBV infecti...more »
    1191. Erdheim-Chester Disease
     A condition which is defined as a non langerhans cell histiocytosis...more »
    1192. Erdheim-Chester syndrome
     A very rare lipid storage disorder involving lipid deposits in various organs and hardening of the ends of long bones which affects the growth of the bone. The severity of the condition is variable....more »
    1193. Ergotamine -- Teratogenic Agent
     There is evidence to indicate that exposure to Ergotamine 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 level of exposure...more »
    1194. 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 »
    1195. 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 »
    1196. Erysipeloid
     A dermatitis or cellulitis of the hand and fingers...more »
    1197. Erythema nodosum
     Allergic skin condition usually on the legs...more »
    1198. Erythroderma
     Condition with thickening and flaking skin...more »
    1199. Erythrodermic eczema
     Erythrodermic eczema is a severe condition that results from worsening eczema....more »
    1200. Erythromycin -- Teratogenic Agent
     There is evidence to indicate that exposure to Erythromycin (an antibiotic) 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...more »
    1201. Escharonodulaire
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1202. Escobar syndrome, type B
     A rare genetic disorder characterized by a pursed mouth, creased tongue, eye anomalies and a curved spine....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. Esophageal carcinoma
     A cancer of the esophagus....more »
    1206. Esophagus Cancer
     Cancer of the esophagus in the throat....more »
    1207. Essential mixed cryoglobulinemia
     A rare autoimmune disorder characterized by the presence of a mixture of various types of antibodies (crylglobulins) in the blood....more »
    1208. 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 »
    1209. Ethisterone -- Teratogenic Agent
     There is evidence to indicate that exposure to Ethisterone 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 level of exposur...more »
    1210. Ethosuximide -- Teratogenic Agent
     There is evidence to indicate that exposure to Ethosuximide (antiseizure medication) 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 affect...more »
    1211. 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 »
    1212. 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 »
    1213. Ewing's family of tumors
     A rare condition where tumors develop in bone or soft tissue. Usually teenagers are affected....more »
    1214. Ewing's sarcoma
     Ewing's sarcoma is a malignant round-cell tumor. It is a rare disease in which cancer cells are found in the bone or in soft tissue. The most common areas in which it occurs are the pelvis, the femur, the humerus, and the ribs....more »
    1215. Excessive dieting
     Excessive limitation of food intake can lead to problems and effects such as dizziness, depression, intestinal problems, edema and impaired growth....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. Exocrine Pancreatic Insufficiency, Dyserythropoietic Anemia, And Calvarial Hyperostosis
     A rare syndrome characterized mainly by anemia, pancreatic dysfunction and abnormal skull calcification....more »
    1218. Exostoses
     Development of non-cancerous bony growths on bones. Pain can result depending on the size and location of the growth....more »
    1219. Exostoses, multiple
     A rare genetic disorder characterized mainly by limb deformities and other skeletal abnormalities caused primarily by a disorder of the bone growth plates....more »
    1220. Exostoses, multiple, type 1
     Multiple extoses is a rare condition involving abnormal bone growths that occurs on bones. Type I differs from type II and III in the location of the genetic defect that causes the disorder. Type I tends to involve more bone growths and shorter arm and le...more »
    1221. Exostoses, multiple, type 2
     Multiple extoses is a rare condition involving abnormal bone growths that occurs on bones. Type II differs from type I and III in the location of the genetic defect that causes the disorder. Type I tends to be less severe than type I....more »
    1222. Exostoses, multiple, type 3
     Multiple extoses is a rare condition involving abnormal bone growths that occurs on bones. Type II differs from type I and III in the location of the genetic defect that causes the disorder. Type I tends to be less severe than type I....more »
    1223. Extradural hematoma
     Bleeding in the skull outside the brain...more »
    1224. Extragonadal Germ Cell Tumor
     A rare form of cancer that originates in germ cells that are found in areas such as the brain, chest, tailbone or abdomen rather than the ovaries or testicles. Germ cells are the precursors for male sperm and female eggs. The symptoms are determined by th...more »
    1225. Extramedullary Myeloid Tumor
     A rare type of tumor that develops from myeloid cells (type of immature white blood cell) and tends to usually have a greenish color. The tumor is essentially a localized solid collection of leukemic cells that occurs outside the bone marrow. It can occur...more »
    1226. Eye allergy
     Allergic of the eye is usually characterized by inflammation of the conjunctiva associated with itching, redness and watering of the eyes....more »
    1227. Eyebrow conditions
     Conditions that affects ones eyebrows...more »
    1228. Eyelid disorders
     Any disorder that affects ones eyelid...more »
    1229. FG Syndrome
     A rare genetic disorder characterized by anal abnormalities, reduced muscle tone and a prominent forehead....more »
    1230. FG syndrome 1
     A rare inherited disorder characterized by anal abnormalities, reduced muscle tone and abnormal brain development. In type 1, the genetic defect is located on chromosome Xq12-q21.31....more »
    1231. FG syndrome 2
     A rare inherited disorder characterized by anal abnormalities, reduced muscle tone and abnormal brain development. In type 2, the genetic defect is located on chromosome Xq28....more »
    1232. FG syndrome 3
     A rare inherited disorder characterized by anal abnormalities, reduced muscle tone and abnormal brain development. In type 3, the genetic defect is located on chromosome Xp22.3....more »
    1233. FG syndrome 4
     A rare inherited disorder characterized by anal abnormalities, reduced muscle tone and abnormal brain development. In type 4, the genetic defect is located on chromosome Xp11.4-p11.3....more »
    1234. FG syndrome 5
     A rare inherited disorder characterized by anal abnormalities, reduced muscle tone and abnormal brain development. In type 5, the genetic defect is located on chromosome Xq22.3....more »
    1235. 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 »
    1236. Fabry's Disease
     Genetic fat storage disorder...more »
    1237. Face Boil
     A boil that occurs on the face. A boil is an infected hair follicle located on the skin. The lesions if full of pus and can be quite painful....more »
    1238. Faciooculoacousticorenal syndrome
     A very rare syndrome characterized by facial, eye, ear and kidney abnormalities....more »
    1239. Fallopian tube cancer
     A cancer that originates in the fallopian tubes which form part of the female reproductive organs. This type of cancer is relatively uncommon....more »
    1240. 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 »
    1241. Familial Colorectal Cancer
     An inherited disorder in which affected individuals have a higher-than-normal chance of developing colorectal cancer and certain other types of cancer, often before the age of 50....more »
    1242. Familial Lactase Deficiency
     A congenital metabolic disorder where normal amounts of lactase are produced but the lactase is defective and unable to digest milk and other products that contain lactose. Symptoms tend to occur soon after consuming such products....more »
    1243. Familial Mediterranean fever
     A rare inherited condition characterized by recurrent fever and inflammation. The inflammation usually involves the stomach, lungs or joints....more »
    1244. 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 »
    1245. Familial dilated cardiomyopathy
     A rare inherited heart muscle condition where one or both heart ventricles are dilated or have impaired contractility. The heart becomes unable to pump sufficient blood around the body....more »
    1246. Familial hyperchylomicronemia
     A rare inherited inborn error of metabolism involving the absence of the enzyme called lipoprotein lipase which results in increased blood triglyeride and chylomicron levels....more »
    1247. Familial hyperlipoproteinemia
     A group of genetic disorder characterized by abnormal breakdown of lipoproteins which causes abnormal lipoprotein and lipid levels in the blood. There are various types of this condition: hyperlipoproteinemia type I, II, III, IV and V. The type and severi...more »
    1248. Familial hyperlipoproteinemia type 1
     A genetic disorder characterized by abnormal lipid (chylomicrons and high triglyceride lipids) breakdown which results in its accumulation in the blood. The disorder is caused by the reduced or absent activity of the enzyme lipoprotein lipase. The severit...more »
    1249. Familial hypertryptophanemia
     A rare genetic metabolic disorder characterized by high levels of tryptophan in the blood. The disorder tends to run in families (familial)....more »
    1250. 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 »
    1251. 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 »
    1252. 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 »
    1253. Familial porencephaly
     A very rare developmental abnormality that tends to run in families and is characterized by a localized accumulation of cerebrospinal fluid in the brain. The severity of symptoms is determined by the size and location of the brain abnormality....more »
    1254. Familial pulmonary arterial hypertension
     Familial pulmonary arterial hypertension refers to high blood pressure in the arteries that carry blood to the lungs. Blood pressure in other parts of the body is normal or sometimes even low. The condition occurs in a familial pattern i.e. tends to run i...more »
    1255. Familial renal cell carcinoma
     A genetic form of kidney cancer that develops in the lining of the tubules in the kidney and tends to run in families....more »
    1256. Famotidine -- Teratogenic Agent
     There is evidence to indicate that exposure to Famotidine (used to treat and prevent ulcers) 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 b...more »
    1257. Fanconi renotubular syndrome
     A condition where the kidneys are unable to reabsorb glucose and amino acids and hence they are excreted in the urine. The condition may be inherited or occur as a result of heavy metal toxicity, malignancy and myeloma....more »
    1258. Fanconi's syndrome
    1259. Fanconi-Bickel syndrome
     A rare inherited disorder where the impaired metabolism of carbohydrates results in a build-up of glycogen in the liver....more »
    1260. Farber's disease
     A rare inherited biochemical disorder involving the deficiency of an enzyme called ceramidase resulting in the harmful accumulation of certain chemicals in the body which causes damage and inflammation....more »
    1261. Fascioliasis
     A rare parastitic infectious disease caused by liver fluke Fasciola hepatica which can cause blockage of the bile ducts in the liver....more »
    1262. 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 »
    1263. Fechtner syndrome
     A rare condition characterized by the presence of large blood platelets, kidney inflammation, deafness and abnormal leukocytes....more »
    1264. Felty Syndrome
     A rare complication of long-term rheumatoid arthritis which involves an enlarged spleen and blood abnormalities....more »
    1265. Female genital disorders
     Any condition affecting the female genital organs....more »
    1266. Female genital organ tumors
     Tumors affecting the female genital organs, whether cancerous or bening....more »
    1267. Feminisation
     Female-like physical changes in males...more »
    1268. Fetal PCB syndrome
     A condition that occurs in infants born to mothers exposed to PCB (polychlorinated biphenyl) during pregnancy. The chemical is believed to affect calcium metabolism. In 1968 many cases occurred in Japan following consumption of cooking rice oil contaminat...more »
    1269. Fetal ricin syndrome
     A condition that occurs in infants born to mothers who consumed castor oil seeds (Ricinus communis) as a form of contraception....more »
    1270. Fetal warfarin syndrome
     A rare disorder caused by fetal exposure to warfarin (anticoagulant) and resulting in physical, neurological and mental abnormalities....more »
    1271. Fibroadenoma
     Benign tumor containing fibrous tissues and glands (common in breasts)...more »
    1272. Fibrocystic breast disease
     A condition characterized by the formation of fibrocystic lesion in the breasts...more »
    1273. Fibrocystic breasts
     The development of benign fluid-filled cysts in the breasts as well as scar-like tissue. The cysts can make breast cancer examinations more difficult....more »
    1274. Fibroma
     A tumour that is comprised mainly of fibrous connective tissue...more »
    1275. Fibromatosis
     A benign soft tissue tumor. The tumors can vary greatly in size and can cause pain....more »
    1276. Fibromatosis gingival -- hypertrichosis
     A rare disorder characterized by excessive growth of body hair and enlarged gums....more »
    1277. Fibromatosis, gingival 3
     A rare genetic disorder characterized by enlarged gum tissue. The severity of the condition is variable. The chromosome involved is 2p23.3-p22.3....more »
    1278. Fibrosarcoma
     Fibrosarcoma is a malignant tumor derived from fibrous connective tissue and characterized by immature proliferating fibroblasts or undifferentiated anaplastic spindle cells....more »
    1279. Fibrous Dysplasia
     A rare condition where fibrous tissues develops instead of normal bone tissue. One or more bones may be affected and bones in the legs, head and chest are the usual ones affected....more »
    1280. Finger Arthritis
     Inflammation of the finger joint. The inflammation can be the result of such things as degenerative joint disease, gout, infection, trauma and autoimmune conditions....more »
    1281. Finger conditions
     Conditions that affect the fingers...more »
    1282. Finger osteoarthritis
     A form of arthritis where the cartilage which cushions the bones in the finger joints as they move against each other, becomes progressively degraded and damaged. This causes problems such as pain, stiffness and impaired movement. Pain is not present in a...more »
    1283. Finger sprain
     Damage to ligaments in a finger....more »
    1284. Finnish nephrosis syndrome
     A rare inherited disorder where the kidney's ability to filter is defective and results in excessive protein in the urine, failure to thrive and malnutrition....more »
    1285. Fire Ant bite
     The fire ant is found mainly in South America and parts of North America but is also found in other countries such as Australia. The fire ant is red and can deliver a venomous bite. Fire ant venom can elicit and allergic reaction or even anaphylaxis in su...more »
    1286. 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 »
    1287. 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 »
    1288. 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 »
    1289. Fitz-Hugh-Curtis syndrome
     A rare condition where the thin layer around the liver becomes infected as a result of a spread of infection from gonococcal or chlamydial infections in females....more »
    1290. 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 »
    1291. Florid cystic endosalpingiosis of the uterus
     Benign tumor-like uterine cysts....more »
    1292. 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 »
    1293. Fluconazole -- Teratogenic Agent
     There is evidence to indicate that exposure to Fluconazole (an antifungal drug) 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...more »
    1294. Flucytosine -- Teratogenic Agent
     There is evidence to indicate that exposure to Flucytosine (an antifungal drug) 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...more »
    1295. Fluke infections
     An infection caused by flukes...more »
    1296. Fluorouracil -- Teratogenic Agent
     There is evidence to indicate that exposure to Fluorouracil (a chemotherapy drug) 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 ...more »
    1297. Focal dermal hypoplasia
     A rare genetic disorder characterized by bone, skin, teeth and pigmentation abnormalities as well as asymmetry of the face, trunk and extremities....more »
    1298. Focal ectodermal dysplasia
    1299. Follicular Lymphoma, Susceptibility to, 1
     Follicular lymphoma is a form of non-Hodgkin's lymphoma characterized by an abnormal proliferation of B-lymphocytes. It is a cancer of the B-lymphocytes (a type of white blood cell) which, if untreated, can spread to other parts of the body such as the bo...more »
    1300. Follicular lymphoma
     A form of non-Hodgkin's lymphoma characterized by an abnormal proliferation of B-lymphocytes. It is a cancer of the B-lymphocytes (a type of white blood cell) which, if untreated, can spread to other parts of the body such as the bones and the liver. It d...more »
    1301. 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 »
    1302. 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 »
    1303. 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 »
    1304. 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 »
    1305. 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 »
    1306. 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 »
    1307. 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 »
    1308. 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 »
    1309. 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 »
    1310. 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 »
    1311. 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 »
    1312. 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 »
    1313. 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 »
    1314. 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 »
    1315. 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 »
    1316. 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 »
    1317. 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 »
    1318. 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 »
    1319. 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 »
    1320. 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 »
    1321. 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 »
    1322. 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 »
    1323. 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 »
    1324. 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 »
    1325. 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 »
    1326. 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 »
    1327. 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 »
    1328. 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 »
    1329. 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 »
    1330. 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 »
    1331. 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 »
    1332. 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 »
    1333. 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 »
    1334. 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 »
    1335. 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 »
    1336. 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 »
    1337. 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 »
    1338. 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 »
    1339. 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 »
    1340. 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 »
    1341. 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 »
    1342. 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 »
    1343. 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 »
    1344. 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 »
    1345. 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 »
    1346. 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 »
    1347. 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 »
    1348. 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 »
    1349. 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 »
    1350. 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 »
    1351. 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 »
    1352. 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 »
    1353. 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 »
    1354. 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 »
    1355. 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 »
    1356. 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 »
    1357. 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 »
    1358. 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 »
    1359. 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 »
    1360. 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 »
    1361. 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 »
    1362. 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 »
    1363. 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 »
    1364. 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 »
    1365. 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 »
    1366. 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 »
    1367. 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 »
    1368. 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 »
    1369. 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 »
    1370. 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 »
    1371. 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 »
    1372. 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 »
    1373. 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 »
    1374. 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 »
    1375. 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 »
    1376. 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 »
    1377. 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 »
    1378. 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 »
    1379. 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 »
    1380. 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 »
    1381. 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 »
    1382. 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 »
    1383. 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 »
    1384. 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 »
    1385. 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 »
    1386. 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 »
    1387. 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 »
    1388. 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 »
    1389. 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 »
    1390. 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 »
    1391. 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 »
    1392. 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 »
    1393. 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 »
    1394. 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 »
    1395. 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 »
    1396. 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 »
    1397. 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 »
    1398. 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 »
    1399. 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 »
    1400. 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 »
    1401. 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 »
    1402. 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 »
    1403. 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 »
    1404. 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 »
    1405. 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 »
    1406. 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 »
    1407. 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 »
    1408. 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 »
    1409. 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 »
    1410. 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 »
    1411. 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 »
    1412. 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 »
    1413. 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 »
    1414. 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 »
    1415. 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 »
    1416. 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 »
    1417. 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 »
    1418. 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 »
    1419. 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 »
    1420. 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 »
    1421. 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 »
    1422. 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 »
    1423. 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 »
    1424. 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 »
    1425. 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 »
    1426. 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 »
    1427. 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 »
    1428. 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 »
    1429. 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 »
    1430. 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 »
    1431. 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 »
    1432. 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 »
    1433. 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 »
    1434. 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 »
    1435. Food allergies
     Immune over-reaction to an eaten food....more »
    1436. Food intolerances
     Any inability to tolerate particular foods....more »
    1437. Foot conditions
     Any condition that may affect the foot...more »
    1438. Foot injury
     Any injury to the foot...more »
    1439. Foot sprain
     Damage to ligaments in the foot....more »
    1440. Foot ulcer
     A skin ulcer that is located on the foot...more »
    1441. Forbes disease
     A rare inherited glycogen storage disease caused by a deficiency of the enzyme amylo-1,6-glucosidase resulting in a build up of glycogen in the liver and muscles....more »
    1442. Forbes-Albright syndrome
     A rare condition where a hormone secreting pituitary or hypothalamic tumor causes galactorrhea and amenorrhea....more »
    1443. Foreskin conditions
     Conditions that affect the male foreskin...more »
    1444. Forney Robinson Pascoe syndrome
     A rare condition characterized by skeletal abnormalities, deafness and mitral regurgitation....more »
    1445. 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 »
    1446. Fractured Lower Leg
     A fracture to one of the bones of the lower leg...more »
    1447. Fractured femur
     A fracture that occurs in the femur of the leg...more »
    1448. Fractures
     Fracture of a bone; also "broken bone"....more »
    1449. Fragile-X Syndrome
     A rare inherited characterized by various physical anomalies as well as mental retardation. The symptoms are milder in females....more »
    1450. Frank-Ter Haar syndrome
     A rare genetic bone disorder characterized by skeletal abnormalities, enlarged corneas and characteristic facial abnormalities....more »
    1451. Fraser-Jequier-Chen syndrome
     A very rare disorder characterized by a cleft epiglottis and larynx, extra fingers and toes and kidney, pancreatic and bone abnormalities. The internal organs are also located on the opposite side of the body to normal (situs inversus totalis)....more »
    1452. Free sialic Acid storage disease
     A rare inherited biochemical disorder characterized by the accumulation of sialic acid in the tissues and excretion of sialic acid in the urine. There are mild and severe forms of the condition - the severe form result in death before birth or within a fe...more »
    1453. Fried syndrome
     A rare syndrome characterized mainly by mental retardation, buildup of fluid inside the skull and an unusual facial appearance. The disorder is inherted in a X-linked manner....more »
    1454. Frontonasal dysplasia -- phocomelic upper limbs
     A very rare syndrome characterized mainly by short arms, facial anomalies and various other abnormalities....more »
    1455. Frostbite
     Tissue damage from freezing...more »
    1456. Froster-Iskenius-Waterson syndrome
     A rare syndrome characterized by multiple joint contractures at birth, hyperthermia and twisting of neck muscles....more »
    1457. Fructose-1,6-bisphosphatase deficiency, hereditary
     A rare inherited condition where an enzyme deficiency (fructose-1,6-bisphosphatase deficiency - FDPase) impairs the body's ability to metabolize fructose from the diet....more »
    1458. Fructose-1-phosphate aldolase deficiency, hereditary
     An inherited metabolic disorder where deficiency of the enzyme fructose-1-phsophate aldolase prevents fructose being metabolized resulting in fructose intolerance....more »
    1459. Fructosuria
     A rare harmless asymptomatic condition caused by a lack of the liver enzyme called fructokinase which is needed to turn fructose into glycogen....more »
    1460. Fryns macrocephaly
     A rare syndrome characterized by a large head, seizures, spasticity, weakness and unusual facial appearance....more »
    1461. 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 »
    1462. 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 »
    1463. Fungemia
     The presence of fungi in the blood. Most commonly occurs in people with a compromised immune system. Other risk factors include dialysis, burns, diabetes and use of broad-spectrum antibiotics and steroids. The severity of symptoms is variable....more »
    1464. 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 »
    1465. Galactocele
     A milk filled cyst caused by a blocked mammary duct....more »
    1466. Galactokinase deficiency
     A rare condition where an enzyme deficiency (galactokinase) impaires the body's ability to break down galactose consumed in the diet....more »
    1467. Galactosemia I
     A rare inherited disorder where deficiency of a particular enzyme (galactose-1-phosphate uridyl transferase) prevents the metabolism of galactose which is a sugar component of milk. Ranges from milk intolerance in mild cases to death in severe untreated c...more »
    1468. Galactosemia III
     A rare inherited disorder where deficiency of a particular enzyme (UDP-Galactose-4-epimerase) prevents the metabolism of galactose which is a sugar component of milk. The condition may vary from mild to severe....more »
    1469. Gall Bladder Cancer
     Cancer of the gall bladder....more »
    1470. Gall bladder conditions
     Any condition that affects the gallbladder...more »
    1471. Gallstones
     Stone-like deposits in the gall bladder....more »
    1472. Game-Friedman-Paradice syndrome
     A rare condition characterized by retarded growth, hydrocephaly, underdeveloped lungs and various other anomalies. The condition was observed in four offspring from one family....more »
    1473. Ganglioglioma
     A type of tumor that develops in the central nervous system. The tumor originates from glial and nerve cells. The tumor may grow rapidly and symptom will vary depending on the exact location and size of the tumor....more »
    1474. Ganglion cyst
     Cyst affecting the sheath of tendons...more »
    1475. 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 »
    1476. Gangrene
     Tissue death...more »
    1477. Gardner-Morrisson-Abbot syndrome
     A rare syndrome characterized by thrombocytopenia and various other abnormalities present at birth....more »
    1478. 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 »
    1479. Gas/bloat syndrome
     Excessive production of gas in the gastrointestinal system which causes bloating. Causes can include gastrointestinal infection, excessive gulping of air, altered diet and malabsorption disorders....more »
    1480. Gastric lymphoma
     A rare type of tumor that occurs in the lining of the stomach. The tumor may be primary or have spread there from other parts of the body. This type of tumor is more common in old people....more »
    1481. Gastritis
     Inflammation of the stomach lining...more »
    1482. Gastritis, familial giant hypertrophic
     A rare inherited chronic disorder characterized by overgrowth of the stomach lining resulting in excessive folds....more »
    1483. Gastro-enteropancreatic neuroendocrine tumor
     A rare form of gastrointestinal tumor. It includes two main groups of cancer called carcinoid and endocrine pancreatic tumors. Some of the tumors consist of hormone secreting cells which results in excessive secretion of certain hormones....more »
    1484. Gastrointestinal Basidiobolomycosis
     Very rare intestinal infection...more »
    1485. Gastrointestinal 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 »
    1486. Gastrointestinal neoplasm
     A growth or excessive proliferation of cells in the lining of the gastrointestinal tract which includes the esophagus, intestine, pharynx and stomach. The growth may be benign or malignant. The symptoms are determined by the size, location and stage of th...more »
    1487. Gastrointestinal tumors
     Any tumor of the gastrointestinal (digestive) system, including cancers and benign tumors....more »
    1488. Gastrointestinal zygomycosis
     An infectious disease caused by fungus from the orders Mucorales and Entomophthorales which are normally found in the soil and in decaying plant matter. The infection differs from mucormycosis which only involves the order Mucorales. Transmission is usual...more »
    1489. Gastroparesis
     Slow stomach emptying from stomach nerve damage...more »
    1490. Gaucher Disease
     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....more »
    1491. 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 »
    1492. Gaucher disease type 1
     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 1 is the visceral, chronic ...more »
    1493. 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 »
    1494. Gaucher disease type 3
     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 3 is a subacute neurologica...more »
    1495. Gaucher-like disease
     A very rare inherited condition where the body's inability to bread down a certain fat (glucocerebroside) causes it to accumulate in body tissues and organs where it can cause damage. Gaucher-like disease is a sub-type of Gaucher disease which primarily a...more »
    1496. Gelatinous ascites
     A large abdominal cyst filled with gelatinous or mucous fluid. It is often caused by a mucous-producing abdominal cancer....more »
    1497. Generalized anxiety disorder
     Excessive anxiety and worrying....more »
    1498. Generalized resistance to thyroid hormone
     An inherited disorder where the body fails to respond to thyroid hormone even though there is sufficient quantities of the hormone....more »
    1499. Genital herpes
     Sexually transmitted infection of the genital region....more »
    1500. Genital system cancer
     A malignancy that affects the genital system...more »
    1501. Genital ulcer
     The occurrence of an ulcer located on the genitals...more »
    1502. 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 »
    1503. Ghosal syndrome
     A very rare syndrome characterized mainly by difficult to treat anemia and skeletal abnormalities....more »
    1504. 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 »
    1505. Giant mammary hamartoma
     A rare benign type of tumor-like breast growth. The breast lumps usually cause no pain and are made up of fat, fibrous tissue and glandular tissue....more »
    1506. Giardia
     Contagious parasitic digestive infection...more »
    1507. Gigantism partial -- nevi -- hemihypertrophy -- macrocephaly
     A rare genetic disorder characterized by overgrowth of bones, fatty tissues and skin in various parts of the body....more »
    1508. Gila Lizard poisoning
     Gila lizards are one of the few venomous species of lizard. They are found in parts of America such as Arizona, California, Nevada and Mexico. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila li...more »
    1509. 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 »
    1510. Gingival fibromatosis -- facial dysmorphism
     A rare syndrome characterized by the association of thickened gums with unusual facial appearance....more »
    1511. Gingival fibrosis
     Replacement of normal gum tissue with fibrous tissue....more »
    1512. Gingivostomatitis
     Mouth infection typically from first exposure to cold sores and subsequent viral HSV-1 infection....more »
    1513. Ginseng overuse
     Excessive use of ginseng can cause symptoms....more »
    1514. 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 »
    1515. Glassy cell carcinoma of the cervix
     A rare type of cervical cancer....more »
    1516. Glioma Susceptibility
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1517. Glioma Susceptibility 1
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1518. Glioma Susceptibility 2
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1519. Glioma Susceptibility 3
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1520. Glioma Susceptibility 4
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1521. Glioma Susceptibility 5
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1522. Glioma Susceptibility 6
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1523. Glioma Susceptibility 7
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1524. Glioma Susceptibility 8
     A glioma is a rare type of tumor that occurs from glial cells that make up the central nervous system. These tumors usually occur in the brain but can also occur in the spinal cord and other nerves such as the optic nerve. Symptoms depend on the size and ...more »
    1525. Gliomatosis cerebri
     A rare, aggressive type of malignant brain tumor. Cancerous glial cells infiltrate various parts of the brain and can result in a variety of symptoms....more »
    1526. Gliosarcoma
     A type of brain tumor that originates from glial cells. The tumor may grow rapidly and symptom will vary depending on the exact location and size of the tumor....more »
    1527. Glomerular Disease
     Condition affecting the glomerules in the kidney....more »
    1528. Glomerulosclerosis
     A condition which results in the fibrosis and scarring of the renal glomeruli...more »
    1529. Gloomy syndrome
     A rare genetic condition which is characterized by distinctive physical features and severe growth retardation that starts during the fetal stage. Intelligence is not affected....more »
    1530. Glossitis
     Inflammation of the tongue...more »
    1531. Glucagonoma
     Rare cancer of the glucagon-producing pancreas cells....more »
    1532. Glucose-galactose malabsorption
     An inherited metabolic disorder where the small intestine is unable to absorb and transport glucose and galactose that is consumed in the diet due to a lack of intestinal monosaccharidase....more »
    1533. Glutaric Acidemia Type I
     A condition which results in an inability to process the amino acids lysine, hydroxylysine and tryptophan...more »
    1534. Glutaric Acidemia Type II
     A condition which is characterized by an inability of the body to use fats and proteins of the body for energy...more »
    1535. Glutaric Aciduria, neonatal form of type II A
     A more serious neonatal form of glutaricaciduria where there is excessive blood and urine levels of glutaric acid and congenital anomalies may be present....more »
    1536. Glutaric aciduria 1
     A rare inherited metabolic disorder where a genetic mutation results in the deficiency of an enzyme called glutaryl-CoA dehydrogenase which is required to metabolise certain amino acids (lysine, hydroxylysine and tryptophan). Problems occur when these met...more »
    1537. Glutaric aciduria 2
     A metabolic disorder involving an enzyme deficiency - electron transfer flavoprotein ubiquinone oxydoreductase. The severity of symptoms depends on the level of deficiency. The infant onset form is the most severe and often results in death. Severe cases ...more »
    1538. Glutaric aciduria type II
     A rare disorder of amino acid metabolism characterized by a defect in the enzyme ETF (electron transfer flavenoid) or ETF dehydrogenase. The condition causes variable symptoms....more »
    1539. Glutaricaciduria 2B
     A milder, later-onset form of glutaricaciduria where there is excessive blood and urine levels of glutaric acid due to the body's impaired ability to metabolize protein and fat into energy....more »
    1540. Glutaricaciduria I
     A rare inherited enzyme deficiency disorder where deficiency of the glutaryl-CoA dehydrogenase enzyme results in dystonia, dyskinesia and sometimes mental retardation....more »
    1541. Glutaricaciduria type 1
     A rare inherited metabolic disorder where a genetic mutation results in the deficiency of an enzyme called glutaryl-CoA dehydrogenase which is required to metabolise certain amino acids (lysine, hydroxylysine and tryptophan). Problems occur when these met...more »
    1542. 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 »
    1543. Glycine synthase deficiency
     A rare genetic disorder characterized by high blood glycine levels which is toxic to the body. The severity of the condition varies according to the degree of deficiency and age of onset. The classical neonatal form is generally quite severe, the atypical...more »
    1544. Glycine synthase deficiency, type 1
     A rare genetic disorder characterized by high blood glycine levels. It is caused by a defect in the P protein (pyridoxal phosphate-dependent glycine decarboxylase) in the energy creating center of cells (mitochondria)....more »
    1545. Glycine synthase deficiency, type 2
     A rare genetic disorder characterized by high blood glycine levels. It is caused by a defect in the T protein (tetrahydrofolate-requiring enzyme) in the energy creating center of cells (mitochondria)....more »
    1546. Glycogen Storage Disease IXa1
     Glycogen storage disease type IX is a relatively mild glycogen storage disease which involves a deficiency of the enzyme hepatic phosphorylase kinase. Thee are four subtypes of the condition, each caused by a different genetic defect which results in the ...more »
    1547. Glycogen Storage Disease IXb
     Glycogen storage disease type IX is a relatively mild glycogen storage disease which involves a deficiency of the enzyme hepatic phosphorylase kinase. There are four subtypes of the condition, each caused by a different genetic defect which results in the...more »
    1548. Glycogen Storage Disease IXc
     Glycogen storage disease type IX is a relatively mild glycogen storage disease which involves a deficiency of the enzyme hepatic phosphorylase kinase. There are four subtypes of the condition, each caused by a different genetic defect which results in the...more »
    1549. Glycogen Storage Disease Type I
     An inherited metabolic disorder where a deficiency of the enzyme glucose-6-phosphatase prevents glycogen being turned into glucose leading to a buildup of glycogen in the liver and kidneys. Most problems tend to develop during adulthood....more »
    1550. Glycogen branching deficiency
     A rare metabolic disorder where an enzyme deficiency (glycogen branching enzyme) results in a harmful buildup of glycogen byproducts in the liver, muscle and even the heart in some cases. The severity of symptoms is variable depending on the degree of enz...more »
    1551. Glycogen debranching deficiency
     A rare metabolic disorder where an enzyme deficiency (amylo-1,6-glucosidase) results in a harmful buildup of glycogen byproducts in the liver, muscle and even the heart in some cases. The severity of symptoms is variable depending on the degree of enzyme ...more »
    1552. Glycogen storage disease type 1C
     A genetic metabolic disorder involving a deficiency of the enzyme glucose-6-phosphatase (due to a defect in the microsomal phosphate) which results in the accumulation of glycogen in various tissues. G6P is stored as glycogen until the body needs to conve...more »
    1553. Glycogen storage disease type 1D
     A genetic metabolic disorder involving a deficiency of the enzyme glucose-6-phosphatase (due to a defect in the microsomal glucose transporter) which results in the accumulation of glycogen in various tissues. G6P is stored as glycogen until the body need...more »
    1554. Glycogen storage disease type 2
     A rare inherited biochemical disorder involving the harmful accumulation of certain chemicals (glycogen) in body tissues due to the deficiency of an enzyme (?-glucosidase or acid maltase) needed to break it down....more »
    1555. Glycogen storage disease type 6
     A rare, generally mild form of inherited glycogen storage disease where a deficiency of phosphorylase b kinase leads to hypoglycemia and accumulation of glycogen in the liver....more »
    1556. Glycogen storage disease type 6A, due to phosphorylase kinase deficiency
     A rare, generally mild form of inherited glycogen storage disease where a deficiency of phosphorylase kinase leads to hypoglycemia and accumulation of glycogen in the liver. Phosphorylase kinase deficiency can cause glycogen storage disease type VIa and/o...more »
    1557. Glycogenosis type 2
     A rare inherited biochemical disorder involving the harmful accumulation of certain chemicals (glycogen) in body tissues due to the deficiency of an enzyme (?-glucosidase or acid maltase) needed to break it down. The severity of the condition is variable ...more »
    1558. Glycogenosis type 8
     A mild glycogen storage disease which affects males only and involves a deficiency of the enzyme phosphorylase b-kinase....more »
    1559. Glycoprotein storage disease
     A rare inherited metabolic disorder involving an enlarged spleen and abnormal glycoprotein storage....more »
    1560. Gnathodiaphyseal dysplasia
     A rare genetic disorder affecting the skeleton and characterized by fragile bones, bowed long bones and recurring infections of the jaw bone....more »
    1561. Goiter
     Swollen neck thyroid gland...more »
    1562. Goldberg syndrome
     A rare lysosomal storage disorder characterized by an enzyme deficiency (neuraminidase and beta-galactosidase) which results in a build-up of glycoproteins in the urine. There are three main subtypes: infantile, juvenile and adult forms. The early infanti...more »
    1563. Goldberg-Shprintzen megacolon syndrome
     A rare malformations syndrome characterized by abnormalities such as small head, eye problems, poor muscle tone, hearing problems and Hirschsprung megacolon where defective intestinal muscles are unable to move stool efficiently through the intestines....more »
    1564. Golden club poisoning
     The golden club is a water plant that has rhizomes (thick roots) under the water and flowers on a long stem above the water. The plant contains calcium oxalate crystals which can cause abrasive injuries on sensitive eyes or mucosal tissues of the digestiv...more »
    1565. Goldstein-Hutt syndrome
     A rare syndrome characterized mainly by cataracts, excessive eyelash growth and and a blood abnormality (the red blood cells are spherical instead of doughnut shaped which makes them fragile)....more »
    1566. Gonorrhea
     Common sexually transmitted disease often without symptoms....more »
    1567. Goodpasture syndrome
     A rare disease involving inflammation of membranes in the lung and kidneys....more »
    1568. Goodpasture's syndrome
     A condition which is characterized by glomerulonephritis and pulmonary hemorrhage with circulating antibodies against basement membranes....more »
    1569. 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 »
    1570. Gout
     Painful joints, most commonly the big toe....more »
    1571. Graeck-Imerslund disease
    1572. 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 »
    1573. Granulosa cell tumor of the ovary
     A rare type of ovarian tumor which can cause excess estrogen hormone production. The tumor is a low grade malignant tumor....more »
    1574. 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 »
    1575. 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 »
    1576. Gravitational eczema
     Gravitational eczema is a chronic skin condition that affects the lower legs and is caused by problems with the veins in the legs e.g. blood clots or varicose veins....more »
    1577. Gray baby syndrome
     A side effect of chloramphenicol (antibiotic) administration to infants - especially premature infants. Infants lack the liver enzymes to metabolize the drug and it builds up to toxic levels. Death is relatively common....more »
    1578. Green dragon poisoning
     The green dragon is a herbaceous plant which bears inconspicuous flowers. The plant contains calcium oxalate crystals which can cause various symptoms if eaten. Severe mouth pain is usually associated with eating parts of the plant which usually prevents ...more »
    1579. 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 »
    1580. Greig Cephalopolysyndactyly Syndrome
     A rare genetic disorder characterized by premature closing of skull bones and craniofacial abnormalities, finger and toe abnormalities....more »
    1581. Griscelli disease
     A rare genetic disorder characterized mainly by albinism (lack of pigmentation). There are three different subtypes of the disorder (I, II and III) each with varying additional features such as immunodeficiency and neurological symptoms. Type 1 involves p...more »
    1582. Griscelli syndrome type II
     A rare genetic condition characterized by a partial lack of pigmentation in the eye, skin and hair, clumps of pigmentation in hair shafts, immunodeficiency and neurological symptoms....more »
    1583. Grix-Blankenship-Peterson syndrome
     A very rare syndrome characterized mainly by mental retardation, bone defects and head and face abnormalities....more »
    1584. Groin Boil
     A boil that occurs on the groin. A boil is an infected hair follicle located on the skin. The lesions if full of pus and can be quite painful....more »
    1585. Groin Hernia
     Lump in groin where segment of bowel has protruded through small imperfection in abdominal wall or inguinal canal...more »
    1586. Group A Streptococcal Infections
     "Strep" bacteria responsible for strep throat, impetigo and some other strep conditions....more »
    1587. Growth plate injuries
     Injury to the growing ends of young bones....more »
    1588. Gum abnormalities
     The most common problem of gum abnormalities is bleeding....more »
    1589. Gum disease
     Dental condition affecting the gums....more »
    1590. Gum disorders
     Any disorder the affects the gums of the human mouth...more »
    1591. Gurrieri-Sammito-Bellussi syndrome
     A rare syndrome characterized by epilepsy, short stature and skeletal abnormalities....more »
    1592. Gynandroblastoma
     A type of ovarian tumor that causes feminizing and masculinizing effects of estrogen and androgen....more »
    1593. Gynecomastia
     Enlarged male breasts...more »
    1594. HARD syndrome
     A rare genetic disorder characterized by a smooth brain surface and eye, genitourinary and other abnormalities....more »
    1595. HARD syndrome (Hydrocephalus -- agyria -- retinal dysplasia)
     A rare genetic disorder characterized by a smooth brain surface and eye, genitourinary and other abnormalities....more »
    1596. HELLP syndrome
     A rare potentially fatal condition that occurs in pregnant women and is frequently associated with pre-eclampsia....more »
    1597. HIV like lymphadenopathy
     Painless lymphadenopathy....more »
    1598. 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 »
    1599. HIV/AIDS
     HIV is a sexually transmitted virus and AIDS is the progressive immune failure that HIV causes....more »
    1600. HMG CoA synthetase deficiency
     An inherited metabolic defect due to the deficiency of an enzyme (HMG CoA synthetase) needed to form ketone bodies. Symptoms are often preceded by periods of fasting or illness....more »
    1601. Haferkamp syndrome
     A severe lymphatic malformation syndrome involving multiple hemangiomas and gradual spontaneous bone resorption. It is a severe generalized form of Gorham syndrome which is a lymphatic malformation syndrome involving the bone....more »
    1602. 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 »
    1603. Hairy cell leukemia
     A chronic leukemia which causes an excess of abnormal mononuclear cells which appear hair like under microscopy...more »
    1604. Halal syndrome
     A very rare syndrome characterized mainly by a small head and a cleft palate....more »
    1605. Hand conditions
     Any condition that affects the hand...more »
    1606. Hand injury
     Any injury to the hand...more »
    1607. 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 »
    1608. 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 »
    1609. Hanhart syndrome type I
     A rare genetic disorder characterized by retarded growth, impaired libido, distinctive facial features, delayed puberty and excess fatty deposits in breast and abdominal area....more »
    1610. Hanhart syndrome type II
     A rare genetic disorder characterized by retarded growth, distinctive facial features, delayed puberty, excess fatty deposits in breast and abdominal area, small jaw , small tongue, hand and foot deformities and missing teeth....more »
    1611. Hanot-MacMahon-Thannhauser syndrome
     A liver disorder where chronic inflammation of the small portal bile ducts leads to blockage of the smallest ducts. As a result, fatty deposits develop in the skin, the liver and kidneys become enlarged and jaundice occurs....more »
    1612. Hardikar syndrome
     A very rare disorder characterized by obstructive liver disease, cleft lip, cleft palate, eye and urogenital abnormalities....more »
    1613. 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 »
    1614. Hay fever
     An allergy which causes sneezing, runny nose or blocked nose for part of the year....more »
    1615. Heart disease
     Any of various heart conditions....more »
    1616. Heart failure
     Slow failure of the heart (cardiac insufficiency)....more »
    1617. Heartburn
     Pain from stomach acid coming back up the esophagus...more »
    1618. Heavy-chain diseases
     A group of rare condition characterized by the production of the heavy chain portions of immunoglobulin molecules. Subtypes include y-chain disease, µ-chain disease and α-chain disease....more »
    1619. Helicobacter pylori bacteria
     A bacteria that can infect the gastrointestinal system...more »
    1620. 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 »
    1621. Heller-Nelson syndrome
     A variant of Klinefelter syndrome (extra X chromosome in most cells) involving a range of abnormalities....more »
    1622. Helminth infections
     The infection by a parasitic worm...more »
    1623. 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 »
    1624. Hemangioblastoma
     A benign tumor that tends to occur in the central nervous system such as the brain and spinal cord. The tumor arises from the stem cells that develop into blood vessels or blood cells (hemangioblasts). Symptoms vary depending on the exact location and siz...more »
    1625. Hemangioendothelioma
     A rare type of blood vessel tumor that can occur anywhere in the body but is most often found in the skin, liver and spleen. Symptoms vary according to the exact location....more »
    1626. Hemangiomatosis, familial pulmonary capillary
     A rare condition involving the excessive proliferation of lung capillaries which results in pulmonary hypertension....more »
    1627. Hemangiopericytoma
     A slow growing tumor that develops in deep soft tissues an tends to occur mainly in the abdomen (pelvic retroperitoneum specifically), hips, shoulders, upper arms and upper legs....more »
    1628. Hemochromatosis
     Excess of iron leading to problems with joints, liver, heart and pancreas....more »
    1629. 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 »
    1630. 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 »
    1631. 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 »
    1632. 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 »
    1633. Hemoglobin C disease
     An inherited blood condition characterized by abnormal hemoglobin (hemoglobin C) which leads to premature break down of red blood cells and hence anemia. In homozygous patients (a hemoglobin C gene is inherited from both parents) mild hemolytic anemia may...more »
    1634. Hemoglobin E disease
     A recessively inherited genetic blood disorder characterized by abnormally small red blood cells which generally causes no health problems. Some people may suffer mild hemolytic anemia or a slightly enlarged spleen....more »
    1635. Hemoglobin E homozygous
     A rare genetic blood anomaly which may cause anemia and occasionally an enlarged spleen....more »
    1636. Hemoglobin H
     A genetic blood anomaly that causes enlarged liver and spleen and hemolytic anemia....more »
    1637. Hemoglobin S/hemoglobin Lepore, Boston
     A blood disorder that mainly causes hemolytic anemia with great variability of symptoms....more »
    1638. Hemoglobin, constant spring
     A generally mild form of anemia caused by a defect in the hemoglobin which is the part of the blood that carries oxygen to the body tissues. The biggest risk of this condition is the fact that children born to carriers of this and other blood disorders ma...more »
    1639. Hemolytic anaemia, lethal -- genital anomalies
     A very rare syndrome characterized mainly by genital abnormalities and hemolytic anemia which often causes death....more »
    1640. 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 »
    1641. Hemolytic anemia, lethal -- genital anomalies
     A very rare syndrome characterized mainly by genital abnormalities and hemolytic anemia which often causes death....more »
    1642. Hemolytic disease of the newborn
     Blood disease in newborns mainly related to Rh incompatibility...more »
    1643. Hemophagocytic Lymphohistiocytosis
     A condition which is characterized by an abnormal appearance of histiocytes in the blood...more »
    1644. 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 »
    1645. 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 »
    1646. 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 »
    1647. 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 »
    1648. 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 »
    1649. Hemophilia B
     A rare coagulation disorder caused by a deficiency of factor IX which results in bleeding problems....more »
    1650. Hemophilic arthropathy
     Joint destruction associated with hemophilia. The knees, ankles, elbows, hip and shoulders are the most common joints involved. Symptoms are progressive and often surgical intervention is required to prevent total loss of joint function....more »
    1651. Hemorragic fever with renal syndrome
     A group of infectious diseases that involve bleeding, fever and kidney problems. Examples of viruses that can cause such infectious diseases include Hantan virus, Puumala virus and Seoul virus. Examples of diseases caused by viruses in this group includes...more »
    1652. 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 »
    1653. Hemorrhagic shock and encephalopathy syndrome
     A very rare severe condition characterized by sudden severe shock, brain disease and liver and kidney dysfunction which occurs in infants. The cause is unknown....more »
    1654. Hemorrhagic thrombocythemia
     A rare blood disorder characterized by increased number of platelets in the blood which often results in an enlarged spleen, bleeding and blood vessel blockages....more »
    1655. Hemorrhoids
     Swollen blood vessels around the anus....more »
    1656. Henoch-Schonlein purpura
     A form of vasculitis (blood vessel inflammation) that affects blood capillaries and affects mostly the skin, kidneys, joints and stomach....more »
    1657. Hepatic amyloidosis with intrahepatic cholestasis
     Amyloidosis is a rare group of metabolic disorders where a protein called amyloid accumulates in body organs and tissues where it can cause damage. In hepatic amyloidosis, the amyloid deposits occur primarily in the liver which affects the flow of bile th...more »
    1658. Hepatic cystic hamartoma
     A cystic liver tumor....more »
    1659. Hepatic encephalopathy syndrome
     A rare syndrome involving the association of advanced liver disease and neurological problems....more »
    1660. Hepatic fibrosis, congenital
     A rare condition characterized by scarring or fibrosis of the liver that impairs its function....more »
    1661. Hepatic veno-occlusive disease -- immunodeficiency
     A rare form of liver disease involving the blockage of veins in the liver due to thickening of the blood vessel walls as well as immunodeficiency. The disease may be caused by a variety of factors including bone marrow transplant and genetic defects....more »
    1662. Hepatitis
     Any type of liver inflammation or infection....more »
    1663. Hepatitis X (non-A,-B,-C,-D,-E)
     Viral liver inflammation that cannot be determined to be one of the existing types of viral hepatitis - A,B,C,D and E....more »
    1664. Hepatoblastoma
     A primary malignant liver tumor which is rare in infants and children....more »
    1665. Hepatocellular carcinoma (fibrolamellar variant)
     A rare form of liver cancer. The prognosis for this variant of hepatocellular cancer is better than for hepatocellular cancer....more »
    1666. 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 »
    1667. Hepatosplenomegaly
     Enlargement of the liver and the spleen....more »
    1668. Heptaosplenic T-cell Lymphoma
     A rare subtype of lymphoma which originates from T-cell lymphocytes in the liver and the spleen. This form of lymphoma is considered quite aggressive. People with solid organ transplants tend to be more susceptible to this form of cancer, possibility beca...more »
    1669. Herbal Agent adverse reaction -- Chamomile
     Chamomile can be used as a herbal agent sometimes used topically to treat inflammation and internally to treat indigestion. The herbal agent is derived from substances such as the flower pollen which can cause hypersensitivity reaction in susceptible peop...more »
    1670. 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 »
    1671. Herbal Agent adverse reaction -- Kombucha
     Kombucha can be used as a herbal agent to treat insomnia, arthritis, aches, high blood pressure and to improve the immune system. Kombucha can cause an adverse reaction in some people....more »
    1672. Herbal Agent adverse reaction -- Licorice
     Licorice can be used as a herbal agent in cough medications and as a food additive in chewing gum and chewing tobacco. The herbal agent contains a chemical called glycyrrhizic acid which can cause an adverse reaction in some people....more »
    1673. Herbal Agent adverse reaction -- Margosa oil
     Margosa oil can be used as a herbal agent to treat parasitic infestations. The herbal agent contains various chemicals which can cause an adverse reaction in some people....more »
    1674. 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 »
    1675. Herbal Agent overdose -- Feverfew
     Feverfew can be used as a herbal agent to treat menstrual discomfort, fever and migraines. The herbal agent contains a chemical called parthenolide which can cause an adverse reaction in some people and various gastrointestinal symptoms if excessive quant...more »
    1676. 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 »
    1677. 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 »
    1678. Herbal Agent overdose -- Kombucha
     Kombucha can be used as a herbal agent to treat insomnia, arthritis, aches, high blood pressure and to improve the immune system. The ingestion of excessive amounts of Kombucha can result in overdose symptoms....more »
    1679. 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 »
    1680. 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 »
    1681. Hereditary angioedema
     An inherited disorder where a blockage in a lymphatic vessel or blood vein causes temporary swelling of affected parts of the body which sometimes includes organs....more »
    1682. Hereditary 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. Symptoms can last for up to five days with usually weeks between episodes. Type I is the most common type ...more »
    1683. Hereditary 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. Symptoms can last for up to five days with usually weeks between episodes. Type 2 is due to defective C1 i...more »
    1684. 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 »
    1685. Hereditary hemorrhagic telangiectasia
     A rare genetic disorder characterized by epistaxes and multiple telangiectases....more »
    1686. 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 »
    1687. Hereditary non-spherocytic hemolytic anemia
     A group of genetic blood disorders where red blood cells are prematurely destroyed resulting in anemia if they are not replaced fast enough. The blood cells are destroyed because they have abnormally weak membranes which gives them an irregular shape rath...more »
    1688. Hereditary primary Fanconi disease
     A rare inherited disorder characterized by defective reabsorption of various substances such as phosphate, potassium, amino acids and glucose which manifests as a wide range of abnormalities and problems....more »
    1689. 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 »
    1690. Hereditary thrombocythemia
     An inherited disorder characterized by thrombocytosis which is a high blood platelet count that occurs for no apparent reason. It is usually only discovered incidentally during routine blood tests....more »
    1691. Herpes stomatitis
     Mouth infection with ulcers/blisters due to the herpes virus...more »
    1692. Herpetic keratitis
     A corneal inflammation due to a herpes virus - either herpes simplex or herpes zoster virus....more »
    1693. High Blood Pressure/Hypertension
    1694. Hip Arthritis
     Inflammation of the hip joint. The inflammation can be the result of such things as degenerative joint disease, gout, infection, trauma and autoimmune conditions....more »
    1695. Hip Replacement
     The replacement of a hip with an synthetic joint...more »
    1696. 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 »
    1697. Hip osteoarthritis
     A form of arthritis where the cartilage which cushions the bones in the hip joint as they move against each other, becomes progressively degraded and damaged. This causes problems such as pain, stiffness and impaired movement. Pain is not present in all c...more »
    1698. Hirschsprung -- microcephaly -- cleft palate
     A rare disorder characterized by the association of Hirschsprung megacolon, a small head and a cleft palate....more »
    1699. Hirschsprung disease -- polydactyly -- heart disease
     A rare disorder characterized by Hirschsprung disease, extra little finger, extra big toe and a heart defect....more »
    1700. Hirschsprung disease ganglioneuroblastoma
     A rare disorder characterized by an intestinal defect tumors of the nerves....more »
    1701. Hirschsprung's disease
     A rare condition where abnormalities in the bowel muscles prevent it from contracting normally and pushing the fecal matter through which results in obstruction and dilation of the bowel....more »
    1702. Histiocytosis, Non-Langerhans-Cell
     A group of disorders involving the excessive proliferation of histiocytes (macrophages) which are not Langerhans cells. Subgroups of this disorder includes hemophagocytic lymphohistiocytosis, sinus histiocytosis, xanthogranuloma and sea-blue histiocyte sy...more »
    1703. Hives
     Weals on the skin due to an allergic reaction....more »
    1704. Hochenegg ulcer
     A rare, firm type of rectal tumor which is ulcerated in the middle....more »
    1705. Hodgkin disease, X-linked pseudoautosomal
     An inherited form of Hodgkin disease which is a common cancer of the lymph node....more »
    1706. 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 »
    1707. Hodgkin's Disease
     A form of cancer that affects the lymphatic system....more »
    1708. 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 »
    1709. 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 »
    1710. 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 »
    1711. Holoacardius amorphus
     A very rare disorder where a twin in the womb doesn't have it's own heart. This second twin is often a very malformed, shapeless mass that acts as a parasite by utilizing the placenta of the normal twin....more »
    1712. Homocystinuria
     A rare inherited metabolic disorder involving the amino acid methionine and resulting in a harmful accumulation of homocysteine in the body....more »
    1713. 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 »
    1714. 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 »
    1715. Hornova-Dlurosova syndrome
     A rare disorder characterized by mental retardation and amyloid (abnormal protein) deposits in the eyelids and gums....more »
    1716. 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 »
    1717. Human T-lymphotropic virus type 3
     A former name used for HIV which is an infectious viral disease. The infection usually has an initial symptom-free period which is followed by various stages of increasing severity....more »
    1718. Hunter glossitis
     A tongue disorder frequently associated with pernicious anemia....more »
    1719. 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 »
    1720. Hurler syndrome
    1721. Hutterite cerebroosteonephrodysplasia syndrome
     A very rare disorder characterized by short stature and a severe degenerative brain disorder....more »
    1722. 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 »
    1723. 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 »
    1724. Hydranencephaly
     A very rare condition where fluid replaces a portion of the brain....more »
    1725. Hydrocele
     Swollen testes due to fluid...more »
    1726. Hydrocephalus -- Skeletal Anomalies -- Mental Disturbance
     A very rare condition reported in only a few families and characterized by a buildup of fluid inside the brain, skeletal anomalies and mental disturbance....more »
    1727. Hydrocephalus -- costovertebral dysplasia -- Sprengel anomaly
     A rare syndrome characterized mainly by hydrocephaly and upwardly displaced shoulder blade (Sprengel anomaly)....more »
    1728. Hydrocephalus -- craniosynostosis -- bifid nose
     A very rare disorder characterized mainly by a buildup of fluid inside the skull, premature fusion of skull bones and a bifid nose....more »
    1729. Hydrocephalus -- growth delay -- skeletal anomalies
     A very rare syndrome characterized mainly by retarded growth, buildup of fluid (cerebrospinal fluid) inside the skull and various skeletal anomalies....more »
    1730. Hydrocephalus -- growth retardation -- skeletal anomalies
     A very rare syndrome characterized mainly by retarded growth, buildup of fluid (cerebrospinal fluid) inside the skull and various skeletal anomalies....more »
    1731. Hydrocephalus autosomal recessive
     A rare, recessively inherited disorder where there is an abnormal buildup of fluid (cerebrospinal fluid) inside the skull....more »
    1732. Hydrocephalus due to congenital stenosis of aqueduct of sylvius
     A very rare disorder where there is a buildup of cerebrospinal fluid inside the skull due to a narrow canal that connects the third and fourth ventricles of the brain....more »
    1733. Hydrocephalus obesity hypogonadism
     A very rare syndrome characterized mainly by obesity, buildup of fluid inside the skull (hydrocephalus) and impaired sex hormone production....more »
    1734. Hydrocephalus skeletal anomalies
     A condition characterized by the association of hydrocephalus (buildup of fluid inside the brain) and skeletal anomalies....more »
    1735. Hydrocephaly tall stature joint laxity and kyphoscoliosis
     A very rare disorder characterized mainly by the association of excessive fluid in the skull (hydrocephaly), tall stature, loose joints and kyphoscoliosis. Various other anomalies may also be present....more »
    1736. Hydrops ectrodactyly syndactyly
     A very rare disorder characterized mainly be webbed fingers and toes, hand defect and hydrops (abnormal accumulation of fluid in the fetus)....more »
    1737. Hydroxychloroquine -- Teratogenic Agent
     There is evidence to indicate that exposure to Hydroxychloroquine (an antimalarial drug) 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 af...more »
    1738. Hydroxyprogesterone -- Teratogenic Agent
     There is evidence to indicate that exposure to Hydroxyprogesterone 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 level of...more »
    1739. Hydroxyzine -- Teratogenic Agent
     There is evidence to indicate that exposure to Hydroxyzine (an antihistamine) 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 t...more »
    1740. Hyper IgM syndrome 1
     Hyper IgM syndrome is a rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body. Type 1 is caused by a defect on chromosome Xq26 and tends to a...more »
    1741. Hyper IgM syndrome 3
     Hyper IgM syndrome is a rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body. Type 3 is caused by a defect on chromosome 20q12-q13.2....more »
    1742. Hyper IgM syndrome 4
     Hyper IgM syndrome is a rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body. Type 4 does not involve an increased risk of opportunistic inf...more »
    1743. Hyper-IgE Syndrome
     A condition characterized by an excess of immunoglobulin E...more »
    1744. Hyper-IgM Syndrome
     A rare inherited immunodeficiency disorder which causes frequent infections involving the ears, eyes, sinuses, lungs, skin, respiratory tract and other areas of the body....more »
    1745. Hyperbilirubinemia
     Increased levels of bilirubin in the blood. Bilirubin is a by product from the breakdown of haemoglobin....more »
    1746. Hyperchylomicronemia
     A term used to describe the presence of too many chylomicrons in the blood....more »
    1747. 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 »
    1748. 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 »
    1749. Hypergammaglobulinemia
     An increase in the level of any of a number of gamma globulins. This can result from conditions such as chronic bacterial infections, multiple myeloma, lymphomas, dysproteinemias, liver disease and chronic granulomatous inflammations. The exact symptoms d...more »
    1750. Hyperimidodipeptiduria
     A very rare genetic disorder characterized by an excessive level of imidodipeptides in the urine due to a deficiency of the enzyme prolidase....more »
    1751. Hyperimmunoglobinemia D with recurrent fever
     A very rare disorder involving a high immunoglobulin level associated with periods of fever which generally reoccur every month or two....more »
    1752. Hyperlipoproteinemia type 3
     A rare genetic disorder characterized by the body's impaired ability to break down certain lipids (triglycerides) which results in their buildup in the blood....more »
    1753. Hyperlipoproteinemia type 5
     An inherited disorder where the body's ability to break down lipids (triglycerides and cholesterol) is impaired resulting in increased blood lipid levels of chylomicrons and VLDL's....more »
    1754. Hyperlysinemia, persistent
     A rare genetic disorder where the body lacks enzymes (lysine ketoglutarate reductase and saccharopine dehydrogenase) to metabolize lysine which then causes a harmful builds up of lysine in the blood and urine and saccharopins in the urine. Some patients a...more »
    1755. Hypernatraemia
    1756. Hypernatremia
     Increased blood sodium levels. Can be caused by excessive sodium levels but is more often a result of low water levels in the body....more »
    1757. Hyperostosis cortical infantile
     A rare inflammatory disorder that affects bones and soft tissue in infants. The condition may affect virtually any bone and causes excessive enlargement of part of the bone (cortex). Infant feeding problems may occur if the jaw bone is affected which can ...more »
    1758. Hyperoxia
     A high level of oxygen in body tissues. It can be caused by exposure to high atmospheric pressure or long term inhalation of high oxygen concentrations. The high levels of oxygen may affect the lungs, nervous system or the eyes and thus can result in vary...more »
    1759. Hyperparathyroidism, neonatal severe primary
     A very rare disorder where high levels of parathyroid levels affects the body's use of calcium. The bones lack sufficiency calcification and become weak....more »
    1760. Hyperpigmentation, Cutaneous, With Hypertrichosis, Hepatosplenomegaly, Heart Anomalies, Hearing Loss, And Hypogonadism
     A rare syndrome characterized by various skin and nail anomalies as well as other problems....more »
    1761. Hyperpipecolatemia
     A rare metabolic disorder characterized by high blood levels of pipecolic acid....more »
    1762. Hyperplasia
     An abnormal increase in the number of cells in a particular area of the body...more »
    1763. Hyperprolactinemia
     High levels of prolactin in the blood....more »
    1764. Hypersecretion of growth hormone
    1765. Hypersensitive
    1766. Hypersensitivity reaction
    1767. Hypersensitivity to drugs
    1768. Hypersplenism
     A condition which is characterized by the exaggeration of blood degrading function of the spleen...more »
    1769. Hypertension
     High blood pressure...more »
    1770. Hypertension of pregnancy
     Pregnancy hypertension is the development of high blood pressure during pregnancy. Hypertension is a serious health condition due to the fact that it often causes no symptoms until it is severe. The increased blood pressure can cause complications in preg...more »
    1771. Hypertensive heart disease
     Heart disease that is caused by hypertension...more »
    1772. 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 »
    1773. Hypertryptophanemia
     A rare genetic metabolic disorder characterized by high levels of tryptophan in the blood....more »
    1774. Hypervitaminoses A and D
     The excessive physiological effect of vitamin A or D cause by excessive intake of the vitamins...more »
    1775. Hypochondroplasia
     A rare genetic disorder characterized by short stature which becomes more obvious during and after childhood....more »
    1776. Hypogonadism -- mitral valve prolapse -- mental retardation
     A very rare syndrome characterized mainly by a heart disorder, hypogonadism and mental retardation....more »
    1777. Hypokalemia
     Low levels of potassium in the body....more »
    1778. 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 »
    1779. Hypopharyngeal cancer
     Cancer of the bottom part of the throat (hypopharynx)....more »
    1780. Hypophosphatemia, Familial
     An inherited disorder involving low blood phosphate levels due to problems with the transport of phosphate and problems with vitamin D metabolism. Vitamin D and phosphates are not properly absorbed from the kidneys which can lead to bone problems if not t...more »
    1781. Hypophosphatemic rickets
     A rare genetic type of rickets involving defective phosphate transport and vitamin D metabolism in the kidneys. Poor calcium absorption from the intestines leads to bone softening....more »
    1782. 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 »
    1783. Hypothalamic hamartomas
     A benign congenital tumor that develops on or near the hypothalamus....more »
    1784. 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 »
    1785. Hypothyroidism -- Teratogenic Agent
     There is strong evidence to indicate that the development of hypothyroidism 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...more »
    1786. 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 »
    1787. Hypotrichosis -- lymphoedema -- telangiectasia
     A rare syndrome characterized mainly by sparse hair, lymphedema and telangiectasia....more »
    1788. 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 »
    1789. ICF syndrome
     A very rare, recessively inherited syndrome characterized mainly by a weak immune system and facial anomalies....more »
    1790. 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 »
    1791. 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 »
    1792. 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 »
    1793. 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 »
    1794. Idiopathic alveolar hypoventilation syndrome
     A rare condition characterized by a reduced breathing rate despite no respiratory system abnormalities. The cause of the condition is unknown....more »
    1795. Idiopathic edema
     A condition involving salt retention that isn't a result of impaired heart, kidney or liver function....more »
    1796. 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 »
    1797. Idiopathic intestinal pseudoobstruction
     A rare disorder where the patient suffers symptoms of an intestinal blockage but no such blockage is present. Malfunction of the muscle tissue of the intestines prevents normal movement of food through the digestive system and results in symptoms similar ...more »
    1798. Idiopathic liver cirrhosis
     Cirrhosis is defined histologically as a diffuse hepatic process characterized by fibrosis and the conversion of normal liver architecture into structurally abnormal nodules. The progression of liver injury to cirrhosis may occur over weeks to years....more »
    1799. 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 »
    1800. Idiopathic pulmonary hypertension
     A rare condition where sclerosis of the pulmonary arteries cause cyanosis, polycythemia and heart failure....more »
    1801. Idiopathic sclerosing mesenteritis
     A rare disorder that affects the lining of the digestive tract. The lining of the small bowel mesentery (membrane that joins small intestine to back of abdominal wall) becomes thickened and inflamed. The condition may be mild or severe enough to cause dea...more »
    1802. 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 »
    1803. Iliotibial Band Syndrome
     Knee inflammation usually from prolonged overuse...more »
    1804. Immune Dysfunction with T-Cell Inactivation due to Calcium Entry Defect 1
     A rare condition where a genetic anomaly affects the movement of calcium through the body and results in immune system problems. Defect 1 is linked to a defect in the ORAI1 gene on chromosome 12q24. The condition was reported in two siblings....more »
    1805. Immune Dysfunction with T-Cell Inactivation due to Calcium Entry Defect 2
     A rare condition where a genetic anomaly affects the movement of calcium through the body and results in immune system problems. Defect 1 is linked to a defect in the STIM1 gene on chromosome 11p15.5 The condition was reported in four siblings....more »
    1806. Immune defect due to absence of thymus
     A congenital disorder where the absence of the thymus results in immune system problems (deficiency of T-Lymphocytes). The thymus is involved in the production of mature functioning T-cells which fight infection....more »
    1807. Immune disorders
     Disorders that affect the immune system...more »
    1808. 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 »
    1809. Immunoproliferative diseases
     Diseases characterised by proliferation of the lymphoid cells...more »
    1810. Impingement syndrome
     A condition characterised by pathologic changes resulting in the impingement of components of the shoulder joint...more »
    1811. Inapsine -- Teratogenic Agent
     There is evidence to indicate that exposure to Inapsine (an antinausea and antipsychotic drug) 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...more »
    1812. 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 »
    1813. 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 »
    1814. 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 »
    1815. India tick typhus
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1816. Indian tick fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1817. Indigo Carmine -- Teratogenic Agent
     There is evidence to indicate that exposure to Indigo Carmine 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 level of expo...more »
    1818. 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 »
    1819. Infantile hypophosphatasia
     An inherited bone disorder due to an inborn error of metabolism characterized by a deficiency of alkaline phosphate. The condition becomes noticeably during infancy and involves a period of normal development (about 6 months) followed by deterioration due...more »
    1820. Infantile multisystem inflammatory disease
     A rare autoinflammatory disease characterized by fever, rash, arthritic changes, eye problems and chronic meningitis....more »
    1821. 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 »
    1822. Infantile recurrent chronic multifocal osteomyolitis
     A rare disorder characterized by recurring periods of inflammation. The cause is undetermined and tends to affect mostly children. It is often associated with certain autoimmune diseases such as psoriasis and Wegener's granulomatosis....more »
    1823. Infantile sialic acid storage disorder
     A rare inherited biochemical disorder characterized by the accumulation of sialic acid in the tissues and excretion of sialic acid in the urine. The disorder results in death within the first few years of life - usually in infancy....more »
    1824. Infectious arthritis
     A rare condition where arthritis occurs as a result of joint infection by a bacteria, virus or fungus. Symptoms vary according to the infection type....more »
    1825. Infectious meningitis
     Infectious meningitis is meningitis caused by bacterial, viral, or protozoan infection. Most of the agents known to cause meningitis are infectious, but very few people exposed to them will get meningitis. Those at greatest danger include people with AIDS...more »
    1826. Infectious myocarditis
     Inflammation of the muscle of the heart (myocardium) due to an infection. It often occurs as a complication of various bacterial, viral or parasitic infections such as rubella, polio and rheumatic fever....more »
    1827. 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 »
    1828. Infertility
     The inability to produce offspring...more »
    1829. 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 »
    1830. Inflammatory myofibroblastic tumors
     A rare tumor that tends to occur mainly in the soft tissue and internal body organs. The more common specific locations are soft tissue, mediastinum, pancreas, gastrointestinal and genitourinary tracts, mouth, skin, breast, nerve, bone and central nervous...more »
    1831. Ingrown toenail
     A condition which is characterized by an aberrant growth of the toenail...more »
    1832. Inguinal hernia
     Protrusion of the intestines out of the groin area....more »
    1833. Inherited Hemolytic-Uremic Syndrome
     A condition which is characterized by thrombotic microangiography occurring with renal failure, hemolytic anemia and severe thrombocytopenia...more »
    1834. 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 »
    1835. Iniencephaly
     A rare type of neural tube defect where the head is positioned in a backward bent angle and the spine is malformed....more »
    1836. Injury
     Any damage inflicted in the body...more »
    1837. 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 »
    1838. Insect bites and stings
     Any bites or stings caused by insects...more »
    1839. Insect sting allergies
     When a person has an allergic reaction at the site of an insect sting...more »
    1840. Intellectual deficit -- cataracts -- calcified pinnae -- myopathy
     A very rare syndrome characterized mainly by mental retardation, cataracts, muscle disease and calcified ear cartilage. The muscle wasting starts in the lower legs and eventually involves the small hand muscles....more »
    1841. Interferon Beta -- Teratogenic Agent
     There is evidence to indicate that exposure to Interferon Beta 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 level of exp...more »
    1842. Intermediate cystinosis
     Cystinosis is a condition where excess amino acid cystine builds up to harmful levels in the body. The intermediate form of cystinosis starts later than the nephropathic form but the symptoms are the same....more »
    1843. Intermittent Claudication
     Calf muscle pain from walking...more »
    1844. Interstitial nephritis
     A condition which is characterized by disease of the renal interstitial tissue...more »
    1845. Intestinal Pseudoobstruction in Adults
     A condition characterized by the clinical presentation of obstruction of the intestines when there is no mechanical cause....more »
    1846. Intestinal capillariasis
     Infection with a type of roundworm (Capillaria phillipinensis) found in the Phillipines and Thailand. Infection can occur by eating raw contaminated freshwater fish....more »
    1847. Intestinal lymphangiectasis
     A dilated intestinal lymph vessel. Symptoms depend on the location and extent of the abnormality. It may be a congenital or acquired condition....more »
    1848. Intestinal obstruction
     Blockage in the intestines of the digestive tract....more »
    1849. Intestinal pseudo-obstruction
     A digestive disorder where the intestines are unable to contract normally and push food through the digestive system. This results in symptoms similar to an obstruction and hence the name pseudo-obstruction. The walls of the affected gastrointestinal trac...more »
    1850. Intracranial arachnoid cysts
     A rare disorder involving a fluid-filled cysts on the arachnoid membrane which is one of the thin layers of tissue that form a membrane which covers the brain. The type and severity of symptoms is determined by the size and location of the cyst....more »
    1851. Intracranial germ cell tumour
     A brain tumor that arises from germ (sex) cells. This type of tumor tends to occur in patients under the age of 30, usually in the second decade. Symptoms depend on the size, exact location and rate of growth of the tumor....more »
    1852. Intrahepatic cholangiocarcinoma
     A slow growing malignant cancer that occurs in the bile ducts in the liver....more »
    1853. Intrauterine growth retardation -- metaphyseal dysplasia -- adrenal hypoplasia congenita -- genital anomalies
     A rare syndrome characterized by retarded fetal growth, abnormal bone development, underdeveloped adrenal glands and genital abnormalities....more »
    1854. 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 »
    1855. Invasive ductal carcinoma
     Invasive ductal carcinoma (IDC), sometimes called infiltrating ductal carcinoma, is the most common type of breast cancer. About 80% of all breast cancers are invasive ductal carcinomas....more »
    1856. Invasive lobular carcinoma
     Invasive lobular carcinoma is a type of breast cancer that begins in the milk-producing glands (lobules) and then invades surrounding tissues....more »
    1857. Iodine (insufficiency) -- Teratogenic Agent
     There is evidence to indicate that a lack of Iodine 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 level of exposure and t...more »
    1858. Iodine -- Teratogenic Agent
     There is evidence to indicate that exposure to Iodine 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 level of exposure and...more »
    1859. Iodine deficiency
     Dietary deficiency of iodine affecting the thyroid....more »
    1860. Iridocorneal Endothelial Syndrome
     ICE syndrome is a spectrum of conditions of the eye, where the inner layer of the cornea appears abnormal. It includes Cogan-Reese syndrome, Chandler's syndrome, and progressive iris atrophy....more »
    1861. Iris coloboma, macrocephaly, agenesis of the corpus callosum, brachydactyly and mental retardation
     A rare syndrome characterized mainly by a small head, brain anomaly, short digits, mental retardation and an eye defect....more »
    1862. Irons-Bhan syndrome
     A very rare syndrome characterized mainly by lymphoedema in the legs, heart defects and a hydrocele (swollen testicles)....more »
    1863. Irritable bowel syndrome
     Spasms in the colon wall...more »
    1864. Ischemic heart disease
     Heart disease from reduced blood flow to the heart...more »
    1865. 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 »
    1866. Isotretinoin -- Teratogenic Agent
     There is evidence to indicate that exposure to Isotretinoin (an acne treatment drug) 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 affect...more »
    1867. Isotretinoin embryopathy like syndrome
     A very rare syndrome which causes the same abnormalities and deformities that occur in fetal exposure to maternal use of isotretinoin....more »
    1868. Israeli spotted fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1869. Isthmus coarctation
     A rare inherited birth defect where the heart blood vessel called the aorta has a narrowed area which affects blood flow. The degree of constriction is variable which mild cases asymptomatic until adulthood. The poor blood flow to the lower body gives res...more »
    1870. Italian arum poisoning
     Italian arum is a herbaceous plant which has heart-shaped leaves and small flowers surrounded by a spathe. It is often used indoors or outdoors as an ornamental plant. The plant contains calcium oxalate crystals which can cause abrasive injuries on sensit...more »
    1871. Itraconazole toxicity
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    1872. 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 »
    1873. Jack-in-the-pulpit poisoning
     Jack-in-the-pulpit is a herbaceous plant with small inconspicuous flowers and bright red berries. It is found throughout the world, both in the wild and in gardens. The plant contains calcium oxalate crystals which can cause irritating symptoms if eaten. ...more »
    1874. Jackson-Weiss Syndrome
     A rare inherited disorder involving bone abnormalities such as fusion of upper foot bones and premature fusion of skull bones which prevents the skull from growing normally. Symptoms can range from mild to severe....more »
    1875. 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 »
    1876. 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 »
    1877. Jaffe-Lichtenstein syndrome
     A rare genetic bone disorder characterized by benign bone growths which can cause painful swellings and bone deformities and makes bone prone to fractures....more »
    1878. Jaffe-Lichtenstein-Sutro syndrome
     A rare disorder characterized by pain and limited movement in one or more large joints such as the knee....more »
    1879. Jaw sprain
     Damage to ligaments in the jaw....more »
    1880. Jejunal Atresia
     A rare birth defect where developmental abnormalities result in the small intestine being completely absent or blocked....more »
    1881. Jejunal atresia with renal adysplasia
     A very rare genetic disorder characterized mainly be abnormal or absent kidneys as well as jejunal atresia. Jejunal atresia is a birth defect where a portion of the small intestine (jejunum) is completely closed off or blocked due....more »
    1882. Jequier-Kozlowski-skeletal dysplasia
     A very rare syndrome characterized mainly by various skeletal abnormalities and facial anomalies....more »
    1883. Jeune syndrome
     A rare genetic disorder characterized by short limbs, underdeveloped iliac wings and a narrow rigid thoracic cage that often results in asphyxiation....more »
    1884. Jirasek-Zuelzer-Wilson syndrome
     A rare abnormality that can occur in newborn infants and involves a complete lack of nerve tissue in the entire colon. The colon is unable to move digesting material through it and leads to a blockage of the digestive system....more »
    1885. Joint injury
     An injury to any joint in the body. The larger limb joints tend to be the most utilized and are hence more prone to injuries. Severity of symptoms varies depending on the type and location of injury and often the primary symptom is pain. A joint injury ca...more »
    1886. Joint injury -- ankle
     An injury to the ankle which is the joint between the foot and lower leg. Severity of symptoms varies depending on the type and severity of the injury and often the primary symptom is pain. An ankle injury can involve damage to the bones, ligaments or oth...more »
    1887. Joint injury -- elbow
     An injury to the elbow which is the joint between the upper and lower arm. Severity of symptoms varies depending on the type and severity of the injury and often the primary symptom is pain. An elbow injury can involve damage to the bones, ligaments or ot...more »
    1888. Joint injury -- knee
     An injury to the knee which is the joint between the upper and lower leg. Severity of symptoms varies depending on the type and severity of the injury and often the primary symptom is pain. A knee injury can involve damage to the bones, ligaments or other...more »
    1889. Joint injury -- shoulder
     An injury to the shoulder which is the joint at the top of the arm. Severity of symptoms varies depending on the type and severity of the injury and often the primary symptom is pain. A shoulder injury can involve damage to the bones, ligaments or other t...more »
    1890. Joint injury -- toes
     An injury to the toe joints. Severity of symptoms varies depending on the type and severity of the injury and often the primary symptom is pain. A toe joint injury can involve damage to the bones, ligaments or other tissues of the joint. The injury may be...more »
    1891. Joint injury -- wrist
     An injury to the wrist which is the joint between the hand and lower leg. Severity of symptoms varies depending on the type and severity of the injury and often the primary symptom is pain. A wrist injury can involve damage to the bones, ligaments or othe...more »
    1892. Jugular lymphatic obstruction sequence
     A rare disorder caused by obstruction of the jugular lymphatic system due to problems during the fetal stage of development....more »
    1893. Junin virus
    1894. Juvenile Paget disease
     A rare genetic bone disorder involving abnormal loss of bone mineralization and remineralization, broadened bone shafts and high levels of alkaline phosphatase in the blood. Some juvenile cases are relatively mild....more »
    1895. Juvenile Paget's Disease
    1896. Juvenile idiopathic arthritis
     A group of chronic inflammatory joint disorders that affects children. The condition generally involves periods of time where the condition is active followed by periods of abatement of symptoms. In some cases, the condition can be systemic and can cause ...more »
    1897. Juvenile idiopathic arthritis, unclassified
     A chronic inflammatory joint condition affecting children. This particular subtype is defined as unclassified as it doesn't fit into any of the other classifications....more »
    1898. 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 »
    1899. Juvenile pilocytic astrocytoma
     A type of brain tumor that occurs in children and young adults. The tumor is derived from a type of cell called an astrocyte and it can occur in various parts of the brain as well as the optic pathways and the spinal cord. Malignancy is rare. Symptoms may...more »
    1900. Kaler-Garrity-Stern syndrome
     A very rare syndrome characterized mainly by osteopenia, mental retardation and sparse hair....more »
    1901. 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 »
    1902. 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 »
    1903. 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 »
    1904. 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 »
    1905. 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 »
    1906. 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 »
    1907. Katayama fever
     An acute disease due to infection with Schistosoma parasites. Transmission can occur through contact with infected waters....more »
    1908. 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 »
    1909. Kawasaki disease
     A childhood illness that generally affects the skin, mouth and lymph nodes....more »
    1910. Kenny-Caffey syndrome, Type 2
     A very rare inherited skeletal disorder involving thickening of the long bones of the body and head abnormalities....more »
    1911. Kenya fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1912. Kenya tick typhus
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1913. Kenya tick-bite fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    1914. Kernicterus
     A rare condition involving high blood levels of bilirubin which can also accumulate in the brain and lead to neurological problems....more »
    1915. Kidney Cancer
     Cancer that forms in tissues of the kidneys...more »
    1916. Kidney conditions
     Any condition affecting the kidney organs....more »
    1917. Kidney disease-Induced Hypertension
     High blood pressure that results from kidney disease. Kidney diseases can cause changes to the rennin-aldosterone system which can result in high blood pressure by affecting the amount of water and salt retained within the body....more »
    1918. Kidney failure
     Total failure of the kidneys to filter waste...more »
    1919. Kidney transplant
     The transplantation of a kidney from one person to another...more »
    1920. Kienbock disease
     A condition where interruption of the blood flow to the lunate bone (often due to wrist inflammation or injury) in the wrist damages it and impairs wrist movement....more »
    1921. Kikuchi disease
     A rare lymph node disorder which is not cancerous but causes large, inflamed lymph nodes....more »
    1922. Kikuchi-Fujimoto Disease
    1923. Kleeblattschaedel syndrome
     A very rare syndrome characterized mainly by a head the is somewhat cloverleaf shaped....more »
    1924. Klinefelter syndrome
     A genetic condition where males have at least one extra X chromosome or extra copies of both the X and Y chromosomes in each cell. Normally male cells contain one X and one Y chromosome in each cell. The condition is not inherited but is a result of probl...more »
    1925. Klinefelter syndrome variant
    1926. Klinefelter syndrome, variants
     A genetic condition where males have at least one extra X chromosome or extra copies of both the X and Y chromosomes in each cell. Normally male cells contain one X and one Y chromosome in each cell. The condition is not inherited but is a result of probl...more »
    1927. 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 »
    1928. Knee arthritis
     Inflammation of the knee joint. The inflammation can be the result of such things as degenerative joint disease, gout, infection, trauma and autoimmune conditions....more »
    1929. Knee conditions
     Any condition that affects the knee...more »
    1930. Knee injury
     Any injury that occurs to the knee...more »
    1931. Knee osteoarthritis
     A form of arthritis where the cartilage which cushions the bones in the knee joint as they move against each other, becomes progressively degraded and damaged. This causes problems such as pain, stiffness and impaired movement. Pain is not present in all ...more »
    1932. Knee sprain
     Damage to ligaments in the knee....more »
    1933. Kniest dysplasia
     A rare genetic bone growth disorder characterized by dwarfism, enlarged joints and facial deformities....more »
    1934. Kohler syndrome
     A rare foot disorder where progressive degeneration of the navicular bone in the foot causes pain and swelling....more »
    1935. Korovnikov syndrome
     A rare disorder characterized by enlarged spleen and increased blood platelets which leads to bleeding problems. It is considered to by a form of Banti's disease....more »
    1936. Krause syndrome
     A syndrome involving the abnormal development of the eye and cerebral portion of the brain. It most often occurs in premature infants or an infant from a multiple birth. It is believed to possibly result from intercurrent infections in the mother, placent...more »
    1937. Kwashiorkor
     A malnutrition state that is produced by severe protein deficiency...more »
    1938. L1 Syndrome
     L1 Syndrome refers to range of disorders characterized by stiff muscles (spasticity) in the legs, reduced intelligence, excessive fluid in the brain (hydrocephalus) and abnormally bent thumbs. The range and severity of symptoms is highly variable. Disorde...more »
    1939. Lactose Intolerance
     Lactose intolerance is the inability to metabolize lactose, a sugar found in milk and other dairy products, because the required enzyme lactase is absent in the intestinal system or its availability is lowered....more »
    1940. Lactotroph adenoma
     A benign pituitary tumor that secretes excessive prolactin which can affect the functioning of the reproductive system - testes and ovaries. The tumor may also grow large enough to compress adjacent structures such as the eye nerves....more »
    1941. Lamotrigine -- Teratogenic Agent
     There is evidence to indicate that exposure to Lamotrigine 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 level of exposur...more »
    1942. Langerhans Cell Histiocytosis
     A condition which is characterized by proliferation of Langerhans cells...more »
    1943. Langerhans cell sarcoma
     A rare cancerous growth of Langerhans cells that can develop in the lymph nodes, skin, liver, spleen and bones....more »
    1944. Large granular lymphocyte leukemia
     A form of leukemia characterized by an increased number of circulating granular lymphocytes....more »
    1945. Larsen syndrome, recessive type
     A congenital, genetic disorder characterized by many abnormalities including joint dislocations, bone abnormalities and an unusual face....more »
    1946. Laryngeal carcinoma
     Cancer of the laryngeal area. Smoking and alcohol increase the risk of this cancer....more »
    1947. Larynx Cancer
     Cancer of the voice box or nearby areas....more »
    1948. Lassa fever
     Infectious rat-borne West African disease....more »
    1949. Lateral body wall complex
     A very rare syndrome characterized involving the absence of the whole or part of an arm or leg as well as a severe defect of the abdominal wall. Death often occurs at birth....more »
    1950. Latex allergies
     When a person has an allergic reaction to latex...more »
    1951. 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 »
    1952. Lathosterolosis
     A very rare disorder where an enzyme (sterol C5-desaturase) deficiency prevents the normal synthesis of cholesterol in the body. The deficiency causes various malformations, mental retardation and liver disease....more »
    1953. Launois-Bensaude adenolipomatosis
     A benign condition characterized by the development of lumps in the lymph nodes, especially in the neck, armpits and groin....more »
    1954. 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 »
    1955. Le Marec-Bracq-Picaud syndrome
     A very rare syndrome characterized mainly by a large head, short arms and clubfoot....more »
    1956. Left heart failure
     Failure of the left side of the heart...more »
    1957. Left ventricle-aorta tunnel
     An abnormal opening that connects the left ventricle and the ascending aorta...more »
    1958. Leg Swelling
    1959. Leg conditions
     Conditions that affect ones leg...more »
    1960. Leg injury
     Any injury that occurs to ones legs...more »
    1961. Leiomyosarcoma
     A rare soft tissue cancer that arises from smooth muscle cells which form the involuntary muscles. Smooth muscle cells can occur in the skin, uterus, stomach, intestine and blood vessel walls. The main location for these tumors is in the uterus, retroperi...more »
    1962. 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 »
    1963. Lemierre's syndrome
     A very rare condition where a throat infection leads to secondary infection and blood clot formation in the internal jugular vein. The infected blood clot can then travel to other parts of the body and cause problems. The usual bacterial culprit is Fusoba...more »
    1964. Lens disorders
     Any disorder that affects the lens of ones eye...more »
    1965. Lepidopterism
     A systemic illness caused by contact with certain poisonous caterpillar spines or urticating hairs....more »
    1966. Leprechaunism
     A very rare genetic disorder characterized by insulin resistance which leads to growth delay and endocrine system abnormalities....more »
    1967. Lethal chondrodysplasia, Moerman type
     A very rare lethal syndrome characterized mainly by abnormal bone development....more »
    1968. 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 »
    1969. Leukemia
     Cancer of the blood cells, usually white blood cells....more »
    1970. Leukemia, B-cell, chronic
     A slow growing cancer of the immune system involving proliferation of B-cells....more »
    1971. Leukemia, Lymphocytic, Acute, L1
     Acute lymphocytic leukemia is a cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leuk...more »
    1972. Leukemia, Lymphocytic, Acute, L2
     Acute lymphocytic leukemia is a cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the abnormal blasts or leuk...more »
    1973. Leukemia, Lymphocytic, Acute, L3
     Acute lymphocytic leukemia is a relatively aggressive cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the a...more »
    1974. Leukemia, Monocytic, Acute
     A cancer of the blood-forming tissues of the bone marrow involving the proliferation of a type of infection-fighting white blood cell called a monocyte. Acute leukemia involves a more rapid proliferation of cancer cells compared to chronic forms of leukem...more »
    1975. 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 »
    1976. 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 »
    1977. 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 »
    1978. Leukemia, Myeloid, Chronic-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 chronic phase of myeloid le...more »
    1979. Leukemia, Myeloid, Philadelphia-Negative
     Acute lymphocytic leukemia is a relatively aggressive cancer of the white blood cells. Precursors to white blood cells are called blasts and are made by the bone marrow but in ALL the blasts are abnormal and do not develop into lymphocytes. Instead, the a...more »
    1980. Leukemia, Myeloid, Philadelphia-Positive
     A relatively aggressive cancer of the cells that produce white blood cells. The Philadelphia form of myeloid leukemia carries a relatively poor prognosis. It involves an acquired genetic mutation which results in the production tyrosine kinase which cause...more »
    1981. 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 »
    1982. Leukemia, T-Cell, Acute
     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. The acute form involves a rapid proliferation of canc...more »
    1983. Leukemia, T-cell, chronic
     Cancer of blood cells called T-cells which form part of the immune system....more »
    1984. 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 »
    1985. Leukocyte Adhesion Deficiency, Type III
     A rare inherited disorder characterized by abnormal neutrophil functioning which reduces the body's immunity as well as bleeding problems due to platelet adhesive problems. The abnormal neutrophils are unable to be transported to sites of infection due to...more »
    1986. Levine-Critchley syndrome
     A very rare inherited disorder mainly involving progressive muscle weakness and wasting, abnormal limb movement, progressive cognitive loss and red blood cell abnormalities....more »
    1987. Levothyroxine -- Teratogenic Agent
     There is evidence to indicate that exposure to Levothyroxine 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 level of expos...more »
    1988. Lightwood-Albright syndrome
     A rare syndrome caused by kidney dysfunction....more »
    1989. Limb-girdle muscular dystrophy type 2C
     An autosomal recessive form of limb-girdle muscular dystrophy where muscle weakness and atrophy is caused by mutations of the gamma-sarcoglycan gene. The severity of the condition is greatly variable from wheelchair confinement at the age of 9 years to as...more »
    1990. Limb-girdle muscular dystrophy type 2D
     An autosomal recessive form of limb-girdle muscular dystrophy where muscle weakness and atrophy is caused by mutations of the alpha-sarcoglycan gene. The severity of the condition is greatly variable from wheelchair confinement at the age of 9 years to as...more »
    1991. Limb-girdle muscular dystrophy type 2E
     An autosomal recessive form of limb-girdle muscular dystrophy where muscle weakness and atrophy is caused by mutations of the beta-sarcoglycan gene. The severity of the condition is greatly variable from wheelchair confinement at the age of 9 years to asy...more »
    1992. Limb-girdle muscular dystrophy type 2F
     An autosomal recessive form of limb-girdle muscular dystrophy where muscle weakness and atrophy is caused by mutations of the delta-sarcoglycan gene. The severity of the condition is greatly variable from wheelchair confinement at the age of 9 years to as...more »
    1993. Limb-girdle muscular dystrophy type 2G
     An autosomal recessive form of limb-girdle muscular dystrophy where muscle weakness and atrophy is caused by mutations of the telethonin protein....more »
    1994. Limb-girdle muscular dystrophy type 2I
     An autosomal recessive form of limb-girdle muscular dystrophy where muscle weakness and atrophy is caused by mutations of the FKRP (fukutin-related protein) gene....more »
    1995. Lindstrom syndrome
     A rare disorder characterized by mental retardation, facial anomalies, short stature and seizures....more »
    1996. Liotrix -- Teratogenic Agent
     There is evidence to indicate that exposure to Liotrix 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 level of exposure an...more »
    1997. Lip cancer
     It is the main type of oral cancer. Cancer involving the lips...more »
    1998. Lipedema
     A disorder where fat accumulates below the skin of the pelvis and legs...more »
    1999. 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 »
    2000. Lipoamide dehydrogenase deficiency
     A very rare enzyme deficiency (dihydrolipoamide dehydrogenase) which can cause lactic acidosis. The age of onset and symptoms are variable....more »
    2001. Lipodystrophy, familial partial, type 1 (FPLD1)
     An inherited disorder characterized by the loss of fatty tissue from the extremities while fatty tissue on the face, neck and trunk is normal or increased....more »
    2002. Lipogranulomatosis
     A condition where abnormal lipid metabolism results in the development of yellow liquid-filled nodules in the skin and mucosal linings. The tissue surrounding the nodules can become inflamed as a result of these abnormal deposits. Symptoms are variable de...more »
    2003. Lipoma
     Tumor of fat cells usually just under the skin...more »
    2004. Lipomatous hemangiopericytoma
     A rare slow-growing tumor that tends to occur mainly in deep in the thigh or in the retroperitoneum (space between the abdominal organs and the back of the abdominal space). Symptoms are determined by the size and location of the tumor....more »
    2005. Lipoprotein glomerulopathy
     A rare form of kidney disease which causes proteinuria and progressive kidney failure....more »
    2006. Lipoproteine lipase deficiency
     A rare inherited inborn error of metabolism involving the absence of the enzyme called lipoprotein lipase which results in increased blood triglyeride and chylomicron levels....more »
    2007. Lissencephaly
     A very rare disorder characterized by abnormal brain formation so that the brain surface appears smooth rather than convoluted....more »
    2008. Lissencephaly syndrome type 1
     A very rare form of the brain formation disorder called lissencephaly where the brain surface is abnormally smooth rather than convoluted resulting in mental retardation. Physical malformations are also present....more »
    2009. Listeriosis
     Bacterial food poisoning...more »
    2010. Lithium -- Teratogenic Agent
     There is evidence to indicate that exposure to Lithium 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 level of exposure an...more »
    2011. Littoral cell angioma of the spleen
     A usually benign type of tumor that develops in the spleen. The name arises from the fact that the tumor develops from the littoral cells which line the blood vessels in the spleen....more »
    2012. Liver abscess
     Pus in the liver...more »
    2013. Liver cancer
     Hepatocellular carcinoma (HCC) is a primary malignancy of the liver....more »
    2014. Liver conditions
     Any condition that affects the liver...more »
    2015. 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 »
    2016. Liver vein outflow obstruction
     Budd-Chiari syndrome is the clinical picture caused by occlusion of the hepatic veins. It presents with the classical triad of abdominal pain, ascites and hepatomegaly....more »
    2017. Lizard poisoning
     A few lizard species are venomous e.g. Gila monster and Mexican beaded lizard. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila lizards tend to hold on with their jaws while biting and the longe...more »
    2018. Lobstein disease
     A group of rare inherited diseases that involves fragile bones. There are many different types based on the severity and extent of symptoms. Some types are severe enough to cause stillbirth or infant death whereas other types may cause few if any problema...more »
    2019. Lobular carcinoma in situ
     The hollow glands or lobules where milk accumulates in the breast sometimes fill with abnormal ("atypical") cells. This is a precancerous condition and does not directly lead to breast cancer....more »
    2020. 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 »
    2021. Locally advanced breast cancer
    2022. Lockwood-Feingold syndrome
     A rare genetic disorder characterized mainly by arthritis, skeletal abnormalities and a lack of subcutaneous fat....more »
    2023. 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 »
    2024. Loiasis
     A parasitic worm (Loa Loa) which is transmitted through a bit by the horsefly, deer fly or the Mango fly. The skin and eyes are usually affected. The worm larvae enter the blood stream through a bite by an infected fly. The adult worms move through the sk...more »
    2025. Lovastatin -- Teratogenic Agent
     There is evidence to indicate that exposure to Lovastatin 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 level of exposure...more »
    2026. Lowe oculocerebrorenal syndrome
     A rare inherited metabolic disorder characterized primarily by eye and bone abnormalities, mental retardation and kidney problems....more »
    2027. Lubarsch-Pick syndrome
     A rare disorder involving abnormal amyloid deposits in various parts of the body - heart, skin, muscles, stomach and intestines....more »
    2028. Lung Cancer Susceptibility 1
     Researchers have linked a number of genes to an increased risk of developing lung cancer. The genetic predisposition plus environmental factors and lifestyle factors such as smoking translate to an increased risk of cancer. The genetic predisposition is b...more »
    2029. Lung Cancer Susceptibility 2
     Researchers have linked a number of genes to an increased risk of developing lung cancer. The genetic predisposition plus environmental factors and lifestyle factors such as smoking translate to an increased risk of cancer. The genetic predisposition is b...more »
    2030. Lung Cancer Susceptibility 3
     Researchers have linked a number of genes to an increased risk of developing lung cancer. The genetic predisposition plus environmental factors and lifestyle factors such as smoking translate to an increased risk of cancer. The genetic predisposition is b...more »
    2031. Lung Cancer Susceptibility 4
     Researchers have linked a number of genes to an increased risk of developing lung cancer. The genetic predisposition plus environmental factors and lifestyle factors such as smoking translate to an increased risk of cancer. The genetic predisposition is b...more »
    2032. Lupus
     Autoimmune disease with numerous effects on various organs and linings....more »
    2033. Lupus nephritis
     Kidney damage caused by lupus....more »
    2034. Luteinizing hormone releasing hormone, deficiency of, with ataxia
     A very rare syndrome characterized mainly by insufficient sex hormone production and impaired balance and coordination due to nervous system dysfunction....more »
    2035. Lyme disease
     Lyme disease is an emerging infectious disease caused by at least three species of bacteria belonging to the genus Borrelia....more »
    2036. Lymph node neoplasm
     Lymph node tumor....more »
    2037. Lymphadenitis
     The inflammation of the one or several lymph nodes...more »
    2038. Lymphadenopathy, angioimmunoblastic with dysproteinemia
     A progressive immune system disorder that usually affects people over the age of 50 and is characterized by chills, sweating, weight loss, skin rashes....more »
    2039. Lymphangiectasies and lymphedema Hennekam type
     A rare disorder characterized by buildup of lymphatic fluid in the limbs, face and genitals, seizures and mental and growth retardation....more »
    2040. Lymphangiectasis
     A dilated lymph vessel. Symptoms depend on the location and extent of the abnormality. It may be a congenital or acquired condition....more »
    2041. Lymphangiomas
     A form of angioma caused by lymph vessels...more »
    2042. 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 »
    2043. Lymphatic Filariasis
     Parasitic worm infection of the lympatic system...more »
    2044. 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 »
    2045. Lymphatic malformation (LM)
     Abnormal or defective development of a lymph vessel. Groups of abnormal lymph channels and spaces contain lymph fluid. A blockage in the malformation can cause a buildup of fluid which can compress nearby structures such as the windpipe. Other problems ca...more »
    2046. Lymphatic neoplasm
     A tumor that develops in lymphatic tissue. The tumor may be cancerous or benign....more »
    2047. Lymphatic system cancer
     Any type of cancer affecting the lymphatic system, including lymphomas....more »
    2048. Lymphatic system tumors
     Any type of tumor affecting the lymphatic system, whether cancerous or benign....more »
    2049. Lymphedema -- ptosis
     A very rare syndrome characterized mainly by lymphedema (lymphatic obstruction) in the legs and droopy eyelids....more »
    2050. Lymphedema hereditary type 1
     A rare inherited condition where tissue swelling (mainly involving the legs) occurs because of blockage of lymph drainage system....more »
    2051. Lymphedema, congenital
     A very disorder present from birth where the lymph system is obstructed. Often, other abnormalities are also present....more »
    2052. Lymphedema, congenital recessive
     A very recessively inherited disorder present from birth where the lymph system is obstructed. Often, other abnormalities may be present....more »
    2053. Lymphedema, hereditary
     A rare inherited condition where tissue swelling (mainly involving the legs) occurs because of blockage of lymph drainage system....more »
    2054. Lymphedema, hereditary, 1B
     A rare inherited condition where tissue swelling (mainly involving the legs) occurs because of blockage of lymph drainage system....more »
    2055. Lymphedema, microcephaly and chorioretinopathy syndrome
     A very rare syndrome characterized mainly by a small head, lymphedema and eye anomalies....more »
    2056. 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 »
    2057. 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 »
    2058. Lymphocytic Choriomeningitis
     Rodent-borne viral disease often causing meningitis or encephalitis...more »
    2059. Lymphocytic leukemia
     A condition characterized by the proliferation of lymphoid tissues...more »
    2060. Lymphoedema -- Microcephaly -- Chorioretinopathy Syndrome
     A very rare syndrome characterized mainly by a small head, lymphedema and eye anomalies....more »
    2061. Lymphoedema -- Microcephaly -- chorioretinopathy
     A very rare syndrome characterized mainly by a small head, lymphedema and eye anomalies....more »
    2062. Lymphoedema -- atrial septal defects -- facial changes
     A rare inherited syndrome characterized by lymphoedema of the legs at birth, heart defects and facial anomalies....more »
    2063. Lymphoedema -- cerebral arteriovenous anomaly
     A rare syndrome characterized by a malformation of the brain blood vessels, lymphoedema of the feet and primary pulmonary hypertension....more »
    2064. Lymphoedema -- cleft palate
     A rare inherited condition characterized by the association of a cleft palate and tissue swelling (mainly involving the legs) occurs because of blockage of lymph drainage system....more »
    2065. Lymphoedema -- lymphangiectasia -- mental retardation
     A rare disorder characterized by buildup of lymphatic fluid in the limbs, face and genitals, seizures and mental and growth retardation....more »
    2066. Lymphoedema tarda
     A rare form of primary lymphedema that occurs in patients over the age of 35 years and usually affects the legs....more »
    2067. Lymphogranuloma venereum
     Type of chlamydia (sexually transmitted disease)...more »
    2068. Lymphoid interstitial pneumonia
     A relatively rare form of lung disease characterized by the buildup of lymphocytes (a type of white blood cell) in the air spaces or alveoli of the lungs. The condition can affect children or adults and is frequently associated with conditions such as HIV...more »
    2069. Lymphoma
     Cancer involving lymph nodes and the immune system....more »
    2070. 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 »
    2071. Lymphoma, gastric non-Hodgkins type
     A very rare form of malignant stomach cancer involving lymph tissue....more »
    2072. 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 »
    2073. 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 »
    2074. 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 »
    2075. 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 »
    2076. Lymphomatous thyroiditis
     Progressive thyroid gland enlargement due to autoimmune disease....more »
    2077. Lymphoproliferative Syndrome, X-Linked, 1
     A rare inherited immunodeficiency disorder where the body's immune systm is unable to respond appropriately to certain viral infections (Epstein Barr virus). The immune system becomes weakened following and EBV infection. As the condition in inherited in ...more »
    2078. Lymphoproliferative Syndrome, X-Linked, 2
     A rare inherited immunodeficiency disorder where the body's immune systm is unable to respond appropriately to certain viral infections (Epstein Barr virus). The immune system becomes weakened following and EBV infection. As the condition in inherited in ...more »
    2079. Lymphoproliferative disorders
     A group of conditions characterized the by excessive production of lymphocytes (white blood cells). Immunosuppressed individuals are the most population group to develop this condition. The manifestations will vary depending on the particular subtype invo...more »
    2080. Lymphoproliferative syndrome, EBV-Associated, Autosomal, 1
     A rare inherited immunodeficiency disorder where the body's immune systm is unable to respond appropriately to certain viral infections (Epstein Barr virus). Infection with the virus can lead to chronic immune problems which can ultimately result in death...more »
    2081. Lysergic Acid Diethylamide -- Teratogenic Agent
     There is evidence to indicate that exposure to Lysergic Acid Diethylamide 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 l...more »
    2082. MASA Syndrome
     A very rare inherited disorders characterized by mental retardation (M), aphasia (A), shuffling walk (S) and adducted thumbs (A). The symptoms are variable from case to case but mental retardation is a consistent feature....more »
    2083. MLCRD Syndrome
     A very rare syndrome characterized mainly by a small head, lymphedema and eye anomalies....more »
    2084. MN1
     A rare genetic defect that can cause meningiomas to develop. A meningioma is a tumor of the meninges which is a membrane that encloses the brain and spinal cord The genetic defect occurs on chromosome 22. The tumor is usually slow-growing and benign....more »
    2085. MOMO syndrome
     A very rare syndrome characterized mainly by a large size and weight at birth, a large head and eye abnormalities....more »
    2086. MPS 3 C
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) due to deficiency of an enzyme called acetyl-CoA:alpha-glucosamide N-acetyltransferase. Mucopolysaccharide levels build up and are then dep...more »
    2087. MSBD syndrome
     A rare form of osteosclerosis caused by a lack of calcium in the bones....more »
    2088. MULIBREY Nanism
     A genetic condition...more »
    2089. Machupo virus
     A virus which is the cause of a form of hemorrhagic fever occurring in Bolivia...more »
    2090. Macrocephaly -- mental retardation -- facial dysmorphism
     A rare syndrome characterized mainly by a large head, mental retardation and an unusual facial appearance....more »
    2091. Macrocephaly -- short stature -- paraplegia
     A rare syndrome characterized by a large head, short stature and spastic paraplegia....more »
    2092. Macrocephaly mesodermal hamartoma spectrum
     A rare syndrome characterized mainly by a large head and multiple lipomas and hemangiomas. The severity of the disorder is variable....more »
    2093. Macrocephaly pigmentation large hands feet
     An extremely rare condition characterized mainly by the association of an enlarged head, pigmentation anomalies and large hands and feet....more »
    2094. Macrocephaly, benign familial
     An enlarged head which tends to run in families and generally involves no mental or other problems....more »
    2095. Macrocephaly, facial abnormalities, disproportionate tall stature and mental retardation
     A rare syndrome characterized by tall stature, mental retardation, large head and facial abnormalities....more »
    2096. Macrocephaly, mental retardation, short stature, spastic paraplegia and CNS malformations
     A very rare syndrome characterized mainly by a large head, short stature and central nervous system problems....more »
    2097. Macrocephaly, rhizomelia and conductive hearing loss
     A rare syndrome characterized by a large head, short limbs and conductive hearing loss....more »
    2098. Macrocytic anemia
     Macrocytic anemia is a blood disorder where the red blood cells are larger than normal but have low levels of haemoglobin which is needed to carry oxygen throughout the body. The condition usually results from a deficiency of vitamin B12 or folate, digest...more »
    2099. 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 »
    2100. Macrosomia with lethal microphthalmia
     A very rare syndrome characterized mainly by very small eyes and a large body size at birth....more »
    2101. 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 »
    2102. Majeed syndrome
     A rare syndrome characterized by blood abnormality and recurring bone infections....more »
    2103. Malabsorption
     Failure to digest nutrients properly...more »
    2104. Malaria
     A parasitic disease transmitted through mosquito bites....more »
    2105. Male Breast Cancer
     Cancer of the breast in males....more »
    2106. Malignant Teratocarcinosarcoma
     A rare type of cancer that involves connective (bone, cartilage, fat) and epithelial (skin and lining of internal organs) tissue and tends to be of a large size. It often tends to occur in the nose, pharynx and sinus areas. Symptoms are determined by the ...more »
    2107. Malignant astrocytoma
     A very malignant primary brain tumor consisting of astrocytes. The tumor spreads throughout the brain and a third of patients dying in the first year....more »
    2108. Malignant germ cell tumor
     Malignant tumors that are made up of germ cells which are immature cells that eventually become reproductive system tissues in males and females. The symptoms depend on the location of the tumor which may occur in the ovaries, testes or anywhere along the...more »
    2109. Malignant mesenchymal tumor
     A malignant tumor that arises from soft tissue. Symptoms are determined by the size and location of the tumor. It is a usually aggressive tumor that can occur muscle, fat, bone and blood vessels....more »
    2110. Malignant mixed Mullerian tumor
     A rare malignant cancer that develops in the uterus, ovary or fallopian tubes. The tumor contains epithelial and stromal cells. The cancer may be slow-growing or aggressive and may metastasize....more »
    2111. Malignant rhabdoid tumors
     An aggressive malignant tumor that occurs in children. Symptoms depend on the location of the tumor. The tumors often form in the kidneys and then tend to metastasize to the brain and sometimes the lungs. Symptoms will vary depending on the location of th...more »
    2112. Mannosidosis, alpha B lysosomal
     A rare inherited metabolic disorder involving a deficiency of an enzyme (alpha-mannosidosase) which results in the accumulation of certain chemicals in the body which leads to progressive damage....more »
    2113. Mansonella ozzardi infection
     Infection with a type of nematode (Mansonella ozzardi) found in Central America, South America and the Caribbean. Infection occurs through the bit of infected midges and blackflies....more »
    2114. 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 »
    2115. Mansonelliasis
     Infection with a nematode (worm-like parasite) called Mansonella. Transmission usually occurs through the bite of a midge....more »
    2116. Mantle cell lymphoma
     A form of non-Hodgkin's lymphoma (a cancer of the B-lymphocytes) which has a very poor prognosis with the 5-year survival rate being about 25%. The lymphoma can spread to other parts of the body such as the liver, spleen or bone marrow....more »
    2117. Manz syndrome
     A rare inherited kidney disorder characterized low blood magnesium and high urine calcium levels as well as nystagmus....more »
    2118. Marchiafava-Micheli disease
     A blood disorder where abnormalities in erhtyrocyte membranes results in excessive destruction of red blood cells and hence anemia....more »
    2119. Mareck's disease -- visceral
     A viral disease that affects poultry - it is very contagious and is a herpes virus. The virus tends to affect the nerves and cause tumors in internal organs. Poultry may be unable to lay eggs or may even die. Young birds are more susceptible than older bi...more »
    2120. Marek disease
     A viral disease that affects poultry - it is very contagious and is a herpes virus. The virus tends to affect the nerves and cause tumors in internal organs. Poultry may be unable to lay eggs or may even die. Young birds are more susceptible than older bi...more »
    2121. 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 »
    2122. 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 »
    2123. Marie-Seé Syndrome
     A sudden buildup of fluid inside the skull (hydrocephalus) in infants who are given large doses of vitamin A. Symptoms tend to occur about 12 hours after the receiving the vitamin A and usually last for a day or two....more »
    2124. 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 »
    2125. 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 »
    2126. 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 »
    2127. 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 »
    2128. 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 »
    2129. 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 »
    2130. Marseilles fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    2131. 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 »
    2132. Mastitis
     Infected breast common in nursing mothers...more »
    2133. 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 »
    2134. Mastoiditis
     Inflammation of a bone behind the ear...more »
    2135. Maternally inherited diabetes and deafness with cardiomyopathy
     A rare inherited disorder characterized by deafness, heart muscle disease and diabetes....more »
    2136. Mauriac syndrome
     A rare disorder characterized by diabetes, short stature and obesity....more »
    2137. Mc Leod neuroacanthocytosis syndrome
     A rare syndrome characterized by neuromuscular, blood and central nervous system symptoms. The disease is slowly progressive....more »
    2138. 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 »
    2139. McKusick-Kaufman syndrome
     A rare genetic disorder characterized by hydrometrocolpos (fluid buildup in vagina and uterus), extra fingers and congenital heart defects....more »
    2140. 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 »
    2141. Meckel Syndrome
     A rare genetic disorder involving numerous abnormalities and characterized by death within the first few weeks....more »
    2142. Meconium plug syndrome
     A condition that can occur in newborns where a mass of thickened meconium obstructs the large intestines. The condition may occur as a result of other disorders such as cystic fibrosis, colon atresia, narrowed colon, impaired intestinal motility (Hirschsp...more »
    2143. Medication related hypothyroidism
     Drug-induced hypothyroidism is an underactive thyroid gland due to a reaction from medication....more »
    2144. Mediterranean Spotted Fever
     A condition caused by Rickettsia rickettsia transmitted by the tick...more »
    2145. 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 »
    2146. Medulloblastoma
     A type of brain tumor....more »
    2147. Megalencephalic leukoencephalopathy with subcortical cysts
     A very rare syndrome characterized mainly by a progressive brain destruction that causes mental retardation and incoordination that starts early in life....more »
    2148. Megalencephaly -- polymicrogyria -- post-axial polydactyly -- hydrocephalus
     A rare syndrome characterized mainly by brain abnormalities, extra digits and a excess fluid inside the skull....more »
    2149. 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 »
    2150. Megalocytic interstitial nephritis
     A rare form of chronic kidney disease where the kidney is inflamed. The body's own immune system may be involved in the inflammation....more »
    2151. 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 »
    2152. Meige syndrome
     A neurological movement disorder involving symptoms such as involuntary facial movements and eye muscle spasms....more »
    2153. Meige's lymphedema
     A rare inherited condition where tissue swelling (mainly involving the legs) occurs because of blockage of lymphatic drainage system. Onset is after 35 years....more »
    2154. Melioidosis
     Bacterial infection from soil or water....more »
    2155. Melkersson-Rosenthal Syndrome
     A rare inherited neurological disorder involving episodes of facial paralysis and swelling....more »
    2156. Membranoproliferative glomerulonephritis
     A rare kidney disorder characterized by impaired kidney function due to inflammation and changes to the cells that make up the kidneys which affects it's ability to function as a filtering organ....more »
    2157. Membranoproliferative glomerulonephritis, X-linked
     A kidney disorder inherited in a X-linked manner which means that only males are symptomatic but females may be carriers....more »
    2158. Membranous nephropathy, idiopathic
     A rare kidney disorder which occurs for no obvious reason and involves thickening and dysfunction of the filtering part of the kidneys....more »
    2159. Mendelian susceptibility to atypical mycobacteria
     A very rare group of disorders where a person without an immune deficiency is susceptible to infection by weak mycobacterial organisms, nontuberculous and environmental mycobacteria e.g. Calmette-Guerin Bacillus (BCG). The severity of the disorder is grea...more »
    2160. 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 »
    2161. Meninges cancer
     A disorder where a cancerous malignancy is found in the meninges of the brain...more »
    2162. Meningioma
     A slow-growing tumor of the meninges that is not cancerous. Symptoms are determined by the size and location of the tumor....more »
    2163. Meningitis
     Dangerous infection of the membranes surrounding the brain....more »
    2164. Meningocele
     A condition which is characterized by a protrusion of the meninges of the brain or spinal cord through a defect in the spinal cord...more »
    2165. Meningococcal A
     Meningococcal meningitis is an infection that causes inflammation of the membranes covering the brain and spinal cord. Meningococcal meningitis A is caused by meningococcus A which is mostly common in hyperendemic areas in Africa known as the meningitis b...more »
    2166. Meningococcal C
     Meningitis C is a strain of meningococcal meningitis, a bacterial infection of the membranes surrounding the brain and spinal cord....more »
    2167. Meningococcal disease
     Dangerous bacterial infection causing meningitis or bacteremia....more »
    2168. Meningococcemia
     A rare infectious disease whose main symptoms are upper respiratory tract infection, fever, rash and eye and ear problems....more »
    2169. Meningoencephalocele
     A very rare developmental disorder where a part of the membrane that covers the brain and or part of the brain itself protrudes through an abnormal opening in the skull. The condition may be asymptomatic or if the defect is large, severe neurological abno...more »
    2170. Meniscus injury
     Knee damage often from trauma or injury...more »
    2171. Mental retardation -- gynecomastia -- obesity, X-linked
     A very rare X-linked syndrome characterized mainly by the associated of mental retardation, enlarged male breasts and obesity....more »
    2172. Mental retardation -- macrocephaly -- coarse facies -- hypotonia
     A very rare syndrome characterized mainly by mental retardation, large head, coarse face and reduced muscle tone....more »
    2173. Mental retardation -- short stature -- cleft palate -- unusual facies
     A very rare syndrome characterized mainly by short stature, mental retardation, cleft palate and facial anomalies....more »
    2174. Mental retardation X-linked -- psychosis -- macroorchidism
     A rare syndrome characterized by mental retardation, psychosis and abnormally lartge testes. The syndrome is inherited in a X-linked manner....more »
    2175. Mental retardation X-linked syndromic 7
     A very rare syndrome characterized mainly by mental retardation, obesity, hypogonadism and tapered fingers....more »
    2176. Mental retardation cataracts calcified pinnae myopathy
     A very rare syndrome characterized mainly by mental retardation, cataracts, muscle disease and calcified ear cartilage. The muscle wasting starts in the lower legs and eventually involves the small hand muscles....more »
    2177. Mental retardation psychosis macroorchidism
     A very rare syndrome characterized by mental retardation, psychosis and enlarged testes....more »
    2178. Mental retardation, Buenos Aires type
     A very rare syndrome characterized mainly by mental retardation, physical retardation, unusual facial appearance and heart and kidney defects....more »
    2179. Mental retardation, X-linked -- acromegaly -- hyperactivity
     A rare syndrome characterized mainly by mental retardation, hyperactivity and enlarged hands, feet and testes....more »
    2180. Mental retardation, X-linked -- gynecomastia -- obesity
     A rare disorder characterized by mental retardation, obesity, enlarged male breasts, speech problems and other anomalies. The disorder is inherited in a X-linked manner which means that only males display the full range of symptoms whereas female carriers...more »
    2181. Mental retardation, X-linked -- macrocephaly -- macro-orchidism
     A rare disorder characterized by mental retardation, enlarged testes and a large head. Not all patients will exhibit all of these symptoms....more »
    2182. Mental retardation, X-linked recessive -- macrocephaly -- ciliary dysfunction
     A rare disorder characterized by mental retardation, large head and dysfunctional cilia. The cilia are tiny hairs that line the breathing airways and act to remove unwanted substances from building up and causing infection. The disorder is X-linked and he...more »
    2183. Mental retardation, X-linked, 2
     A rare form of mental retardation inherited in a X-linked manner. It occurs as a result of a defect on chromosome Xp22.3. Mental retardation was mild to moderate....more »
    2184. Mental retardation, X-linked, 36
     A rare form of mental retardation inherited in a X-linked manner. It occurs as a result of a defect in the ARX gene on chromosome Xp22.1-p21.1. Female carriers may present with varying degrees of mental retardation as well....more »
    2185. Mental retardation, X-linked, 93
     A rare form of mental retardation inherited in a X-linked manner. It occurs as a result of a defect in the BRWD3 gene. Female carriers may also suffer from some mental deficiency....more »
    2186. Mental retardation, X-linked, 94
     A rare form of mental retardation inherited in a X-linked manner. It occurs as a result of a defect in the GRIA3 gene on chromosome Xq25-q26....more »
    2187. Mental retardation, X-linked, syndromic 11
     A rare form of mental retardation inherited in a X-linked manner. It is also associated with an unusual facial appearance and results from a defect on chromosome Xq26-q27. Female carriers tended to have some degree of facial dysmorphism but no mental reta...more »
    2188. Mental retardation, X-linked, syndromic type 11
     A rare form of mental retardation inherited in a X-linked manner. It is also associated with an unusual facial appearance and results from a defect on chromosome Xq26-q27. Female carriers tended to have some degree of facial dysmorphism but no mental reta...more »
    2189. Mental retardation, macrocephaly, short stature and craniofacial dysmorphism
     A very rare syndrome characterized by mental retardation, short stature, a large head and facial abnormalities....more »
    2190. 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 »
    2191. Mercury poisoning
     A type of heavy metal poisoning caused by excessive exposure to mercury....more »
    2192. Merkel cell cancer
     A rapidly growing, aggressive form of skin cancer that occur on or just under the skin....more »
    2193. Mesangiocapillary glomerulonephritis type 1
     A rare kidney disorder characterized by impaired kidney function due to autoimmune processes that cause inflammation and changes to the cells that make up the kidneys....more »
    2194. Mesangiocapillary glomerulonephritis type III
     A rare kidney disorder characterized by impaired kidney function due to changes to the cells that make up the kidneys which affect it's ability to filter blood....more »
    2195. Mesenteric Adenitis
     Swollen abdominal lymph nodes...more »
    2196. Mesothelioma
     Type of lung cancer associated with asbestos....more »
    2197. Mesothelioma, adult malignant
     A rare type of malignant cancer that occurs in the pleura (chest lining) or peritoneum (abdominal lining). The cancer develops in people who have inhaled asbestos fibres. Symptoms tend to occur many years or even decades after the exposure....more »
    2198. Mesothelioma, adult malignant -- peritoneal
     A rare type of malignant cancer that occurs in the peritoneum (abdominal lining). The cancer develops in people who have inhaled asbestos fibers. Symptoms tend to occur many years or even decades after the exposure....more »
    2199. Mesothelioma, adult malignant -- pleural
     A rare type of malignant cancer that occurs in the pleura (chest lining). The cancer develops in people who have inhaled asbestos fibers. Symptoms tend to occur many years or even decades after the exposure....more »
    2200. Metabolic disorders
     Disorders that affect the metabolic system in human...more »
    2201. Metal fume fever
     Metal fume fever is a flu-like illness which can result from inhalation of iron oxide fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    2202. Metaphyseal dysostosis mental retardation conductive deafness
     A rare, recessively inherited disorder characterized by mental retardation, deafness and skeletal abnormalities....more »
    2203. Metaphyseal dysplasia Pyle type
     A rare genetic disorder characterized by bone deformities involving the limbs, skull and other parts of the skeleton....more »
    2204. Metaphyseal undermodeling, spondylar dysplasia, and overgrowth
     A rare condition characterized by the association of skeletal anomalies and overgrowth. One of the three children observed with the condition died during adolescence....more »
    2205. Metaplastic carcinoma
     Metaplastic carcinoma of the breast is a rare neoplasm containing a mixture of epithelial and mesenchymal elements....more »
    2206. 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 »
    2207. Metastatic liver cancer
     Metastatic liver cancer is a cancer that has spread to the liver from elsewhere in the body....more »
    2208. Metastatic squamous neck cancer with occult primary
     A type of cancer that occurs in the neck and has spread (metastasized) to the lymph nodes from a primary source that has not been able to be determined. Squamous cells are cells that line hollow organs as well as the skin and throat....more »
    2209. Methimazole -- Teratogenic Agent
     There is evidence to indicate that exposure to Methimazole 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 level of exposur...more »
    2210. Methotrexate -- Teratogenic Agent
     There is evidence to indicate that exposure to Methotrexate 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 level of exposu...more »
    2211. Methotrimeprazine -- Teratogenic Agent
     There is evidence to indicate that exposure to Methotrimeprazine 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 level of e...more »
    2212. 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 »
    2213. Methylmalonic acidemia
    2214. Methylmalonic acidemia, vitamin B12 responsive
     A rare genetic disorder characterized by the impaired ability to make a chemical called adenosylcobalamin. Adenosylcobalamin is a derivative of vitamin B12. The defect results a biochemical abnormality which affects the body's normal biochemical functioni...more »
    2215. Methylmalonicaciduria with homocystinuria, cobalamin F
     An inherited organic acid disorder where an enzyme deficiency (cbl F) impairs the body's ability to break down certain proteins (methionine, threonine, isoleucine and valine) consumed in the diet. This results in a buildup of methylmalonic acid and homocy...more »
    2216. Methylmalonicaciduria, vitamin B12 unresponsive, mut 0
     A metabolic disorder whose severity is somewhat variable - most patients die within months of birth with survivors having neurological problems. The condition involves abnormal metabolism of vitamin B12 which doesn't respond to treatment using vitamin B12...more »
    2217. Metoclopramide -- Teratogenic Agent
     There is evidence to indicate that exposure to Metoclopramide 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 level of expo...more »
    2218. Mevalonic aciduria
     A rare disorder of amino acid metabolism characterized by a defect in the enzyme mevalonate kinase....more »
    2219. Mexican Beaded Lizard poisoning
     Gila lizards are one of the few venomous species of lizard. They are found in parts of America such as Arizona, California, Nevada and Mexico. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila li...more »
    2220. Meyenburg-Altherr-Uehlinger syndrome
     A rare disorder characterized by recurring inflammation of cartilage which results in deterioration of the cartilage. Any part of the body with cartilage may be affected - ears, nose bridge, larynx, trachea, aortic heart valve and around joints. Symptoms ...more »
    2221. Microcephalic osteodysplastic primordial dwarfism, type 1
     A form of dwarfism associated with brain and skeletal abnormalities....more »
    2222. Microcephaly -- lymphoedema -- Chorioretinopathy Dysplasia Syndrome
     A very rare syndrome characterized mainly by a small head, lymphedema and eye anomalies....more »
    2223. Microcephaly -- lymphoedema -- chorioretinopathy
     A very rare syndrome characterized mainly by a small head, lymphedema and eye anomalies....more »
    2224. Microcephaly -- mental retardation -- retinopathy
     A very rare syndrome characterized mainly by a small head, mental retardation and retinal disease....more »
    2225. Microcephaly -- microphthalmos -- blindness
     A very rare syndrome characterized mainly by a small head, small eyes and blindness....more »
    2226. Microgastria short stature diabetes
     A rare syndrome characterized by a very small stomach, diabetes and a growth hormone deficiency....more »
    2227. Microlissencephaly -- micromelia
     A rare syndrome characterized mainly by short arms, a brain defect called microlissencephaly, small head and early death....more »
    2228. 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 »
    2229. Microphthalmia, syndromic 7
     A rare genetic disorder characterized by eye and skin abnormalities involving irregular red streaks of skin on the head and neck....more »
    2230. Midline field defects
     Congenital problems that occur along the vertical axis of the body. Defects can involve the brain, spine, heart, genitals and midline of the head and face....more »
    2231. Mitral valve disease
     Any disease that affects the mitral valve...more »
    2232. 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 »
    2233. 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 »
    2234. 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 »
    2235. Mold allergies
     Allergies to airborne or household molds....more »
    2236. Monkeypox
     A condition which is characterized by an epidemic exanthematous disease occurring in monkeys and other mammals with a clinical picture similar to smallpox...more »
    2237. Mononucleosis
     Common infectious virus....more »
    2238. Monosomy 1p36
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as heart problems, mental retardation, developmental delay, facial dysmorphism and short stature. The range and severity of symptoms is variable with...more »
    2239. Monosomy 8q12 21
     A very rare chromosomal disorder where a portion of chromosome 8q is missing. The main symptoms include eye, ear and kidney abnormalities as well as mental retardation....more »
    2240. Moon Jellyfish poisoning
     Contact with the Moon Jellyfish can result in various mild to moderate skin symptoms....more »
    2241. Moore Smith Weaver syndrome
     A very rare syndrome characterized by bowed long bones, unusual skull appearance and wide-set eyes....more »
    2242. 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 »
    2243. 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 »
    2244. Mousa-Al Din-Al Nassar syndrome
     A very rare syndrome characterized mainly by ataxia, spasticity and eye anomalies....more »
    2245. Mouth conditions
     Any condition that affects the mouth...more »
    2246. Mucha-Habermann Disease
     A condition which is characterized by rashes and small lesions of the skin...more »
    2247. Mucha-Habermann syndrome
     A rare skin disorder characterized by recurring skin lumps, blisters and bleeding under the skin....more »
    2248. Mucinous carcinoma
     Mucinous carcinoma is a type of invasive ductal carcinoma. Its distinguishing feature is mucous production. Within the mucous are cancerous cells that are often poorly differentiated, which means that the cells look less like normal cells than well-define...more »
    2249. Mucopolysaccharidoses
     A lysosomal storage disorder that is caused by a deficiency of the ability to metabolise glycosaminoglycans...more »
    2250. Mucopolysaccharidosis II
     Disorder of mucopolysaccharide metabolism in juveniles....more »
    2251. Mucopolysaccharidosis Type III
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans). This occurs due to there being not enough of the enzyme called N-acetyl-alpha-glucosaminidase (B) which is needed to break down the mucopo...more »
    2252. Mucopolysaccharidosis VI
     A lysosomal storage disorder that is caused by a deficiency of the ability to metabolise glycosaminoglycans...more »
    2253. Mucopolysaccharidosis VII
     Disorder of mucopolysaccharide metabolism....more »
    2254. Mucopolysaccharidosis type 2 Hunter syndrome- mild form
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (iduronidate 2-sulfatase) needed to break it down....more »
    2255. Mucopolysaccharidosis type 2 Hunter syndrome- severe form
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (iduronidate 2-sulfatase) needed to break it down....more »
    2256. Mucopolysaccharidosis type 3
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans). This occurs due to there being not enough of the enzyme called N-acetyl-alpha-glucosaminidase (B) which is needed to break down the mucopo...more »
    2257. 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 »
    2258. Mucopolysaccharidosis type 7 Sly syndrome
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans) in various body tissues due to insufficient amounts of the enzyme (beta-glucuronidase) needed to break it down....more »
    2259. 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 »
    2260. 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 »
    2261. Mulibrey Nanism syndrome
     A very rare inherited malformation characterized by very small stature (dwarfism), pericardial constriction and yellow dots in fundus of the eye....more »
    2262. 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 »
    2263. Multicentric reticulohistiocytosis
     A rare condition characterized by the proliferation of histiocytes (immune cells) which causes destructive arthritis and skin nodules....more »
    2264. Multicystic renal dysplasia, bilateral
     A rare congenital disorder where multiple cysts develop in the kidneys which affects their ability to function normally. The condition is results in death prior to or within weeks of birth....more »
    2265. Multifocal fibrosclerosis
     A rare disorder characterized by the development of fibrous tissue that can occur in various parts of the body such as the retroperitoneum, mediastinum, eye area, bile ducts and thyroid gland. The severity and range of involvement is variable. There is no...more »
    2266. Multiple Hereditary Exostoses
     An hereditary condition which is characterized by benign bony growths projecting from a bone surface...more »
    2267. Multiple Myeloma
     A rare malignant cancer that occurs in the bone marrow. More common in skull, spine, rib cage, pelvis and legs....more »
    2268. Multiple Skeletal abnormalities with Anterior Segment Anomalies of the Eye and Early Lethality
     A rare condition characterized by various skeletal and eye abnormalities and early death. The parents of the children reported with the condition are believed to be related....more »
    2269. 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 »
    2270. Multiple endocrine neoplasia type 1
     Rare inherited disease causing tumors in multiple glands...more »
    2271. Multiple endocrine neoplasia type 2
     Rare inherited disease causing tumors in multiple glands...more »
    2272. Multiple endocrine neoplasia type 3
     Rare inherited disease causing tumors in multiple glands...more »
    2273. Multiple joint dislocations -- metaphyseal dysplasia
     A rare disorder characterized by multiple joint dislocations and abnormal bone development as well as various other anomalies....more »
    2274. 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 »
    2275. Multiple pterygium syndrome lethal type
     A rare syndrome characterized by skin, muscle and skeletal anomalies and fetal death....more »
    2276. Mumps
     An acute viral disease that causes the salivary glands to become swollen, sore and inflamed. Immunization had greatly reduced the incidence of this disease....more »
    2277. Munk disease
     A type of kidney disease that is more prevalent in children. It involves the build up of fats in the cells of the kidney tubules. The symptoms experienced may vary with the severity of the condition....more »
    2278. Muscle phosphoglycerate kinase deficiency
     An inherited genetic muscle disease where an enzyme deficiency (phosphoglycerate kinase) affects the normal processes that convert carbohydrates from food into energy....more »
    2279. Muscular dystrophy -- white matter spongiosis
     A very rare syndrome characterized mainly by muscle problems, seizures and mental retardation....more »
    2280. Muscular fibrosis, multifocal -- obstructed vessels
     A very rare syndrome characterized mainly by muscle problems and immune system anomalies....more »
    2281. 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 »
    2282. Mycobacterial infections
     Any infection that is caused by a mycobacterial organisms...more »
    2283. Mycobacterium avium complex infection
     Infection with an opportunistic group of bacteria. It tends to occur in immunocompromised people such as those with HIV....more »
    2284. Mycobacterium bovis
     A form of mycobacterium...more »
    2285. Mycobacterium kansasii
     A form of mycobacterium...more »
    2286. Mycobacterium scrofulaceum
     A form of mycobacterium...more »
    2287. Mycosis fungoides
     Mycosis fungoides is a rare form of T-cell lymphoma of the skin. The disease is typically slowly progressive and chronic....more »
    2288. 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 »
    2289. 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 »
    2290. 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 »
    2291. 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 »
    2292. 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 »
    2293. 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 »
    2294. 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 »
    2295. Myelodysplastic syndromes
     A group of syndromes characterized by a disruption in the production of blood cells. Often the bone marrow increases production of various blood cells but because many of them are defective, they are destroyed before the reach the blood stream....more »
    2296. Myelofibrosis-osteosclerosis
     Formation of fibrous tissue in the bone marrow in response to bone marrow damage....more »
    2297. Myelogenous leukemia
     A condition which is characterized proliferation of myeloid tissue and the abnormal increase in granulocytes...more »
    2298. Myeloid Sarcoma
     A rare type of tumor that develops from myeloid cells (type of immature white blood cell) and tends to usually have a greenish color. The tumor is essentially a localized solid collection of leukemic cells that occurs outside the bone marrow. It can occur...more »
    2299. Myeloid splenomegaly
     Spleen enlargement caused by myeloid cell (any leukocyte that isn't a lymphocyte) proliferation. The condition occurs with no obvious cause and is thus termed idiopathic....more »
    2300. 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 »
    2301. 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 »
    2302. Myopathy with lactic acidosis and sideroblastic anemia
     A rare disorder of the bone marrow and skeletal muscles which manifests as muscle disease and anemia. Progressive intolerance to exercise usually starts during childhood with anemia occurring around adolescence....more »
    2303. Myopathy, congenital nonprogressive with Moebius and Robin sequences
     A rare inherited disorder characterized by nonprogressive muscle weakness from birth as well as the Moebius (congenital facial palsy with impaired ability to move eyes) and Pierre Robin sequence (underdeveloped jaw, cleft soft palate, abnormal tongue posi...more »
    2304. 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 »
    2305. Myositis ossificans
     A very rare progressive disorder involving calcification of muscles, tendons and ligaments....more »
    2306. Myositis ossificans post-traumatic
     A calcified mass that can occur in soft tissue or muscle following a trauma to the area. The trauma may result from such things as mechanical injury or tendonitis. The symptoms are determined by the location and size of the lesion....more »
    2307. Myxedema
     Skin and tissue disorder usually due to hypothyroidism...more »
    2308. Ménétrier's disease
     Rare chronic disease with excessive growth of skin folds in the stomach....more »
    2309. N-acetyl-alpha-glucosaminidase sulfamidase deficiency
     A rare inherited biochemical disorder characterized by the accumulation of mucopolysaccharides (glycosaminoglycans). This occurs due to there being not enough of the enzyme called N-acetyl-alpha-glucosaminidase sulfamidase which is needed to break down th...more »
    2310. NADH CoQ reductase, deficiency of
     A rare genetic defect where an enzyme deficiency (NADH CoQ) disrupts cellular processes and causes various organic acid disorders. Any of a variety of the components of the enzyme may be missing or defective and hence the clinical presentation and severit...more »
    2311. NISCH syndrome
     A rare syndrome characterized by sparse scalp hair, scaly skin and inflammation and fibrosis of the bile ducts....more »
    2312. NOMID syndrome
     A rare autoinflammatory disease characterized by fever, rash, arthritic changes, eye problems and chronic meningitis....more »
    2313. Nakajo-Nishimura syndrome
     A rare disorder involving muscle degeneration, loss of skin fat and impaired immune functioning....more »
    2314. Nalidixic Acid -- Teratogenic Agent
     There is evidence to indicate that exposure to Nalidixic Acid 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 level of expo...more »
    2315. Nanukayami
    2316. Nasal hypoplasia, sparse hair, truncal obesity, genital hypoplasia and severe mental retardation
     A rare syndrome characterized sparse hair, underdeveloped nose and genitals, severe mental retardation and truncal obesity....more »
    2317. Nasopharyngeal carcinoma
     A malignant cancer that occurs in the nasopharynx area which is the upper part of the throat. Often there are no symptoms until the cancer has metastasized to other parts of the body such as the neck....more »
    2318. Nasopharyngeal teratoma with Dandy-Walker -- diaphragmatic hernia
     A very rare syndrome characterized mainly by a nasopharyngeal tumor, diaphragmatic hernia and the Dandy-Walker anomaly (brain cyst)....more »
    2319. Nasopharynx cancer
     A condition which is characterized a malignancy located in the nasopharynx...more »
    2320. Nathalie syndrome
     A very rare condition described in four children of one family. The condition is characterized by wasting of the spine muscles, abnormal heart electrical activity, cataracts, hypogonadism and hearing impairment....more »
    2321. Navajo neurohepatopathy
     A rare genetic disease found in Navajo populations. It involves peripheral nerve degeneration, liver disease and corneal ulcers. The genetic disease is believed to be caused by maternal exposure to uranium from waters contaminated by old mines....more »
    2322. Neck Boil
     A boil that occurs on the neck. A boil is an infected hair follicle located on the skin. The lesions if full of pus and can be quite painful....more »
    2323. Neck Cancer
     Any cancer that occurs in the neck...more »
    2324. Neck conditions
     Any condition that affects the neck...more »
    2325. Neck injury
     Any injury that occurs to the neck...more »
    2326. Necrotizing enterocolitis
     A rare disease that is tends to occur in premature infants and involves inflammation and destruction of gastrointestinal tissue. It usually occurs within weeks of birth - often after the start of milk feeding. The condition can be extremely serious and ev...more »
    2327. 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 »
    2328. Negative rheumatoid factor polyarthritis
     A form of rheumatoid arthritis which doesn't involves the presence of rheumatoid factor in the blood. More than one joint is involved....more »
    2329. Neomycin -- Teratogenic Agent
     There is evidence to indicate that exposure to Neomycin 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 level of exposure a...more »
    2330. Neonatal ALD
     Progressive form of ALD in newborns....more »
    2331. Neonatal bacterial meningitis
     Bacterial meningitis that occurs in an infant under 3 months of age. Bacterial meningitis is a bacterial brain infection....more »
    2332. Neonatal hepatitis
     A liver inflammation that occurs during the first few months of an infant's life....more »
    2333. Neonatal lupus
     Neonatal lupus erythematosus (NLE) is a rare disorder caused by the transplacental passage of maternal autoantibodies. The most common clinical manifestations are cardiac, dermatologic, and hepatic. Some infants may also have hematologic abnormalities....more »
    2334. Neonatal sepsis
     Bacterial blood infection in an infant under 3 months of age....more »
    2335. Nephritis
     Any type of kidney inflammation...more »
    2336. Nephroblastomatosis -- fetal ascites -- macrosomia -- wilms tumor
     A rare condition characterized by kidney abnormalities, macroxomia, endocrine pancreas abnormalities, large fetus and mental retardation....more »
    2337. Nephroblastomatosis, fetal ascites, macrosomia and Wilms tumor
     A rare condition characterized by kidney abnormalities, macroxomia, endocrine pancreas abnormalities, large fetus and mental retardation....more »
    2338. Nephrolithiasis type 1
     A rare X-linked inherited kidney disorder involving kidney tubule damage resulting in progressive kidney dysfunction. The disorder is caused by a genetic mutation on chromosome Xp11.22....more »
    2339. Nephrolithiasis type 2
     A rare X-linked inherited kidney disorder involving kidney tubule damage resulting in progressive kidney dysfunction. The disorder is caused by a genetic mutation on chromosome Xq26.1....more »
    2340. Nephropathic cystinosis
     Cystinosis is a condition where excess amino acid cystine builds up to harmful levels in the body. The nephropathic form of cystinosis usually starts during infancy and can result in severe complications if untreated....more »
    2341. Nephrosis, idiopathic form, familial
     A rare, inherited, severe kidney disorder which usually results in end-stage kidney failure. Steroids and immunosuppressive therapies are of no effect on the disease and only a kidney transplant can resolve the condition....more »
    2342. Nephrosis, idiopathic, sporadic
    2343. Nephrotic syndrome type 2
     A rare, severe kidney disorder which usually results in end-stage kidney failure. The condition is inherited in an autosomal recessive manner. Steroids and immunosuppressive therapies are of no effect on the disease and only a kidney transplant can resolv...more »
    2344. Nephrotic syndrome, early onset, type 3
     A rare, early onset kidney disorder which usually results in end-stage kidney failure. Steroids and immunosuppressive therapies usually have no effect on the disease and only a kidney transplant can resolve the condition....more »
    2345. Nephrotic syndrome, idiopathic, steroid-resistant
     A very rare form of kidney disease caused by a genetic defect and steroid treatment is of no benefit....more »
    2346. Nephrotic syndrome, idiopathic, steroid-resistant, autosomal recessive
     A rare, severe kidney disorder which usually results in end-stage kidney failure. The condition is inherited in an autosomal recessive manner. Steroids and immunosuppressive therapies are of no effect on the disease and only a kidney transplant can resolv...more »
    2347. Nephrotic syndrome, idiopathic, steroid-resistant, familial
     A rare, inherited, severe kidney disorder which usually results in end-stage kidney failure. Steroids and immunosuppressive therapies are of no effect on the disease and only a kidney transplant can resolve the condition....more »
    2348. Nephrotic syndrome, steroid-resistant, sporadic idiopathic
     A rare kidney disorder which usually results in end-stage kidney failure. Steroids and immunosuppressive therapies usually have no effect on the disease and only a kidney transplant can resolve the condition. The condition can reoccur even after a kidney ...more »
    2349. Nephrotic syndrome, steroid-sensitive
     A kidney disease which can lead to end-stage kidney failure but tends to respond well to steroids and immunosuppressive therapies....more »
    2350. 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 »
    2351. Neu-Laxova Syndrome
     A rare fatal genetic disorder characterized by microcephaly and multiple congenital abnormalities. Death occurs during the fetal or newborn stage....more »
    2352. Neuraminidase deficiency
     A rare inherited disorder involving an enzyme (neuraminidase and beta-galactosidase) deficiency which results in a build up of glycoproteins (sialyloligosaccharides) in the urine....more »
    2353. Neuroblastoma
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue....more »
    2354. 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 »
    2355. 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 »
    2356. 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 »
    2357. 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 »
    2358. 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 »
    2359. 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 »
    2360. 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 »
    2361. Neuroectodermal tumor, primitive
     A very rare type of tumor that occurs in children under the age of ten. It is very aggressive and has a poor prognosis with less than half of patients surviving. The tumor originates from primitive nerve cells in the brain (CNS PNET) or other parts of the...more »
    2362. Neuroectodermal tumors primitive
     A type of brain tumor that consists of small round cells and is believed to originate from primitive nerve cells in the brain. Symptoms are determined by the exact location of the tumor....more »
    2363. Neuroendocrine carcinoma of the cervix
     A rare form of cervical cancer which tends to be quite aggressive....more »
    2364. Neuroepithelioma
     A type of tumor derived from certain nerve cells and can occur in the retina, central nervous system or sometimes in the peripheral nerves. The symptoms will vary depending on the exact location of the tumor....more »
    2365. Neurofibroma
     A benign tumor that originates from nerve cells. The tumors usually arise from nerves in the skin or just under the skin....more »
    2366.