Self
Assessment

Have a symptom?
See what questions
a doctor would ask.
 
Symptom Checker » Catatonia » Cognitive impairment
 

Catatonia and Cognitive impairment and Muscle weakness and Rapid heart beat and Skin symptoms and Trauma-related symptoms
Symptom Checker

Results: Causes of Catatonia AND Cognitive impairment AND Muscle weakness AND Rapid heart beat AND Skin symptoms AND Trauma-related symptoms

Note: Do not use for diagnosis; see limitations of results.

Results: 9729 causes of Catatonia OR Cognitive impairment OR Muscle weakness OR Rapid heart beat OR Skin symptoms OR Trauma-related symptoms

    1. 10q Partial Trisomy
     A very rare genetic disorder characterized by the duplication of genetic material from the long arm (q) of chromosome 10 - the genetic material occurs three times in body cells instead of the normal two. The type and severity of symptoms may vary consider...more »
    2. 14q+ syndrome
     A rare chromosomal disorder involving duplication of genetic material from the long arm (q) of chromosome 14 resulting in various abnormalities....more »
    3. 14qter deletion Syndrome
     A very rare genetic condition where a portion at the end of the long arm (q) of chromosome 14 is missing....more »
    4. 18p minus syndrome
     A rare chromosomal disorder where a portion of chromosome 18 is missing which is characterized by mental and growth deficiencies, drooping upper eyelid and prominent ears. The type and severity of symptoms is determined by the amount of genetic material t...more »
    5. 1q deletion
     A rare chromosomal disorder where part of the long arm (q) of chromosome 1 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    6. 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 »
    7. 2-Methylbutyric Aciduria
     A very rare genetic disorder where an enzyme deficiency prevents the break down of certain proteins into energy and results in a harmful accumulation of acids in the blood and body tissues. More specifically, there is a deficiency of an enzyme (2-methylbu...more »
    8. 2-hydroxyethyl methacrylate sensitization
     A condition where exposure to 2-hydroxyethyl methacrylate results in sensitization to the chemical - further exposure to the chemical causes a reaction. The chemical is used in dental work so dental patients and dental workers are at risk of becoming sens...more »
    9. 2-methylbutyryl-coenzyme A dehydrogenase deficiency
     A very rare genetic disorder where an enzyme deficiency prevents the break down of certain proteins into energy and results in a harmful accumulation of acids in the blood and body tissues. More specifically, there is a deficiency of an enzyme (2-methylbu...more »
    10. 22q11.2 deletion syndrome
     A rare genetic disorder caused by the absence of a small portion of genetic material. A small section of chromosome 22 is missing at a location called q11.2. Chromosome 22 is one of 23 pairs of chromosomes that exist in humans....more »
    11. 2p21 deletion syndrome
     This syndrome is a more severe form hypotonia-cystinuria syndrome as a larger portion of genetic material from chromosome 2p21 is deleted. It is characterized by infant seizures, reduced muscle tone, developmental delay, lactic acidosis and unusual facial...more »
    12. 2q deletion
     A rare chromosomal disorder where part of the long arm (q) of chromosome 2 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    13. 3 alpha methylcrotonyl-Coa carboxylase 1 deficiency
     A rare inherited disorder where lack of a certain enzyme (3-methylcrotonyl-Coa carboxylase) stops proteins with the amino acid leucine being metabolized normally by the body. The leucine builds up in the body and causes damage to the brain and nervous sys...more »
    14. 3 alpha methylcrotonyl-coa carboxylase 2 deficiency
     A rare inherited disorder where lack of a certain enzyme (3-methylcrotonyl-Coa carboxylase) stops proteins with the amino acid leucine being metabolized normally by the body. The leucine builds up in the body and causes damage to the brain and nervous sys...more »
    15. 3 alpha methylglutaconicaciduria, type 3
     A rare genetic condition where a gene mutation prevents the production of certain protein which leads to a build-up of an acid (3-methylglutaconic acid) which can have a negative impact on the body. The condition is characterized mainly by damage to the o...more »
    16. 3-Hydroxyacyl-CoA Dehydrogenase II Deficiency
     A rare genetic disorder involving the deficiency of an enzyme (hydroxyacyl-coa dehydrogenase). The severity of the symptoms is highly variable with some cases resulting in death during the first decade while others suffer psychomotor and regression. Sympt...more »
    17. 3-alpha-Hydroxyacyl-CoA Dehydrogenase Deficiency
     A rare inherited form of biochemical disorder characterized by the deficiency of a particular enzyme (3-Hydroxyacyl-CoA Dehydrogenase). The enzyme deficiency only affects certain body tissues, in particular the skeletal muscles. The lack of enzyme activit...more »
    18. 3-alpha-hydroxyacyl-coenzyme A dehydrogenase deficiency
     A rare inherited form of biochemical disorder characterized by the deficiency of a particular enzyme (3-Hydroxyacyl-CoA Dehydrogenase). The enzyme deficiency only affects certain body tissues, in particular the skeletal muscles. The lack of enzyme activit...more »
    19. 3-alpha-hydroxyisobutyryl-CoA hydrolase deficiency
     A metabolic disorder involving an enzyme deficiency which causes symptoms such as degeneration of the nervous system. The other features of the disorder are somewhat variable....more »
    20. 3-methylcrotonyl-CoA carboxylase deficiency
     A rare inherited disorder where lack of a certain enzyme (3-methylcrotonyl-Coa carboxylase) stops proteins with the amino acid leucine being metabolized normally by the body. The leucine builds up in the body and causes damage to the brain and nervous sys...more »
    21. 3-methylglutaconic aciduria, type 4
     A rare genetic disorder where the body's cells are unable to make sufficient energy resulting in an accumulation in the body of 3-methylglutaconic acid. Type 4 is characterized by symptoms which overlap type 1 and 3....more »
    22. 3-methylglutaconic aciduria, type V
     A rare genetic disorder where the body's cells are unable to make sufficient energy resulting in an accumulation in the body of 3-methylglutaconic acid....more »
    23. 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 »
    24. 3C syndrome
     A rare disorder characterized by cardiac malformations, cerebellar hypoplasia and cranial dysmorphism which gives the disease it's name....more »
    25. 3q deletion
     A rare chromosomal disorder where part of the long arm (q) of chromosome 3 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    26. 4-hydroxyphenylacetic aciduria
     A urinary abnormality usually caused by the deficiency of a particular enzyme (4-hydroxyphenylpyruvic acid oxidase). The urine contains excess 4-hydroxyphenylacetic acid....more »
    27. 46,XX Gonadal dysgenesis epibulbar dermoid
     A rare disorder characterized by gonad abnormalities and an eye disorder called epibulbar dermoid....more »
    28. 46,XX chromosome 7 deletion p13
     A chromosomal disorder where a small portion of chromosome 7 is deleted which results in a range of abnormalities....more »
    29. 47 XYY syndrome
     A genetic condition where males have an extra Y chromosome in each of their cells. Normally male cells have one X and one Y chromosome. This is not usually an inherited condition but a defect that occurs during cell division. Often the condition is asympt...more »
    30. 47,XXX syndrome
     A genetic condition where females have an extra X chromosome in each of their cells. Normally female cells have two X chromosomes. This is not usually an inherited condition but a defect that occurs during cell division. Often the condition is asymptomati...more »
    31. 49,XXXXX syndrome
     A rare chromosomal disorder that affects only females and involves body cells having five copies of the X chromosome instead of the normal two....more »
    32. 49,XXXXY syndrome
     A rare sex chromosome abnormality where there are three extra copies of the X chromosome....more »
    33. 4p16.3 deletion
     A rare genetic disorder where a portion of chromosome 4 is deleted at a location called 16.3. The condition is characterized by malformations in most parts of the body as the deletion affects growth and development of the fetus....more »
    34. ABCD syndrome
     A rare inherited condition characterized by albinism, deafness, a black lock of hair and intestinal abnormalities....more »
    35. ACAD8 deficiency
     An extremely rare metabolic disorder where the body is unable to metabolize certain proteins properly. More specifically, an insufficient level of the enzyme (isobutyryl-coenzyme A dehydrogenase) needed to metabolize the amino acid valine. The onset and s...more »
    36. 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 »
    37. ACPS III
     A rare genetic condition characterized by head and digital anomalies as well as other abnormalities....more »
    38. ACTH Deficiency
     A rare endocrine disorder involving a lack of ACTH (adrenocorticotropic hormone) and low levels of cortisol and steroid hormones....more »
    39. ACTH deficiency, isolated
     An inherited deficiency of adrenocorticotropic hormone. The condition results from a genetic defect....more »
    40. ACTH resistance
     A rare inherited genetic disorder characterized by adrenal insufficiency due to the adrenal gland's inability to respond to ACTH and hence produce the hormone called cortisol....more »
    41. 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 »
    42. ADHD
     Attention Deficit Hyperactivity Disorder (ADHD) is a mental and behavioral disorder characterized by behavioral problems such as hyperactivity, inattention, concentration difficulty, and other mental symptoms. Typically, ADHD and associated hyperac...more »
    43. ADP platelet receptor P2Y12, deficiency of
     Deficiency of a compound (P2Y12) involved in the blood clotting process which results in bleeding problems....more »
    44. ADULT syndrome
     A rare syndrome characterized by nail abnormalities, abnormal teeth development, tear duct obstruction, pigmentation anomalies and hand and foot abnormalities....more »
    45. AIDS Dementia Complex
     A brain disorder that occurs in AIDS patients....more »
    46. AIDS-Associated Nephropathy
     Kidney disease associated with AIDS....more »
    47. AIDS-Related Complex
     Patients with only mild symptoms of HIV infections....more »
    48. AIDS-Related Opportunistic Infections
     A term given to HIV patients who have a low CD4 count (below 200) which means that they have low levels of a type of immune cell called T-cells. AIDS patients tend to develop opportunistic infections and cancers. Opportunistic infections are infections th...more »
    49. 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 »
    50. APECED Syndrome
     APECED is a recessively inherited genetic disease characterized by the presence of two of the following three conditions: impaired parathyroid function, yeast infection (candidiasis) and impaired adrenal gland function (Addison's disease). It is an autoim...more »
    51. ARCA
     A group of recessively inherited neurological disorders characterized mainly by cerebellar ataxia and usually with other additional abnormalities....more »
    52. ARTS syndrome
     A rare lethal syndrome characterized by deafness, optic atrophy and ataxia....more »
    53. ATR-X syndrome
     A rare X-linked disorder that affects males and is characterized by mental retardation and alpha thalassemia....more »
    54. ATR16
     A rare disorder characterized by alpha thalassemia and mental retardation....more »
    55. ATRUS syndrome
     A rare syndrome characterized by fusion of the forearm bones near the elbow and a blood disorder....more »
    56. Aantibodies anti-FVIIIc syndrome
     A rare, acquired blood condition where the body develops antibodies against a blood clotting factor (FVIII) which results in bleeding problems....more »
    57. Aarskog Syndrome
     A rare genetic condition characterized by facial, hand, genital and growth abnormalities....more »
    58. Abalone poisoning
     Abalone are a shellfish that are commonly eaten by humans. The internal organs of the abalone sometimes contain toxins which can cause various symptoms. The toxins are believed to originate from toxic components in the abalones diet....more »
    59. Abdominal Aneurysm
     Dilatation of a section of the abdominal aorta, usually due to a weakness in the wall of the artery...more »
    60. 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 »
    61. Abdominal Hernia
     A protrusion of the intraabdominal contents through a defect in the abdominal wall...more »
    62. Abdominal Neoplasms
     A tumor that occurs in the abdomen....more »
    63. Abdominal abscess
     An abscess that occurs anywhere in the abdomen....more »
    64. 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 »
    65. Abdominal muscle strain
     Damage to the abdominal muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severit...more »
    66. Aberrant subclavian artery abnormality
     A rare defect where one the subclavian artery arises from an abnormal location on the aortic arch. The defect may cause compression of organs such as the airway and the voice box....more »
    67. Abetalipoproteinemia
     A rare disorder involving abnormalities in fat metabolism. The resulting insufficiency of fats and vitamins affect the normal development and function of the body....more »
    68. Ablepharon macrostomia syndrome
     A rare disorder involving a number of mainly physical abnormalities....more »
    69. Ablinism I syndrome
     A recessively inherited form of albinism involving the complete lack of skin, hair and eye pigments....more »
    70. Ablinism II syndrome
     A recessively inherited form of albinism involving a reduction in skin, hair and eye pigments....more »
    71. Abnormalities, Radiation-Induced
     Conditions arising from the use of radiation therapy to treat various cancers. Radiation therapy can result in minor abnormalities such as dry, flaky skin or serious abnormalities such as cancer....more »
    72. Absence of septum pellucidum and septo-optic dysplasia
     A rare birth defect where a thin membrane in the middle of the brain is missing. This brain abnormality is never present on it's own but is a characteristic of septo-optic dysplasia where the patient also has optic disk abnormalities and pituitary deficie...more »
    73. Absence of septum pellucidum with porencephalia syndrome
     A rare syndrome present at birth and characterized by the absence of the thin membrane in the middle of the brain (septum pellucidum) as well as abnormal cavities in the brain (porencephaly). The syndrome also involves other structural brain abnormalities...more »
    74. Absent corpus callosum -- cataract -- immunodeficiency
     A rare syndrome characterized by immunodeficiency, cleft lip or palate, cataract, reduced pigmentation and brain abnormalities....more »
    75. Absent patellae -- scrotal hypoplasia -- renal anomalies -- facial dysmorphism -- mental retardation
     A rare syndrome characterized by absent kneecaps, underdeveloped scrotum, kidney anomalies, unusual facial appearance and mental retardation....more »
    76. Absidia species poisoning
     Absidia species is a type of fungus found in plant debris but is also common in the environment. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involve...more »
    77. Acanthamoeba
     Several conditions from infection with ameba....more »
    78. Acanthamoeba infection
     Infection with a microscopic, free-living ameba that is readily found in the environment - soil, air and water. Most people exposed to the ameba will not become infected but when infections do occur, they tend to affect the eyes, central nervous system or...more »
    79. Acanthamoeba infection of the central nervous system
     Infection by an amoebic organism called Acanthamoeba. Infection usually occurs when the amoeba enters through a break in the skin or through the nose. Infection can be localized or systemic where it can involve the central nervous system and cause potenti...more »
    80. Acanthocheilonemiasis
     Infection with a nematode called Mansonella....more »
    81. 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 »
    82. Acanthokeratodermia
     An uncommon skin condition involving excessive growth of the horny part of the skin on the palms of the hands and soles of the feet. Patients also suffer thickening of the nails....more »
    83. Acanthosis nigricans, malignant
     The development of skin lesions which signify the presence of malignancies - especially tumors of the gut. Patches of dry, rough bumpy skin become discolored and thickened. Mucosal tissue (inside the mouth and lips) is also often involved....more »
    84. Acarophobia
     An exaggerated or irrational fear of mites, ticks, small insects and worms....more »
    85. Accelerated hypertension
     Accelerated hypertension is a condition characterized by a rapid increase in blood pressure. The condition is a medical emergency which can cause organ damage if not treated promptly....more »
    86. 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 »
    87. Accidental Eye Injury
     The accidental injury to an eye...more »
    88. Accidental injury
     An injury that occurs accidentally...more »
    89. 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 »
    90. Aceruloplasminemia
     A rare, recessively inherited neurodegenerative disorder characterized by a lack of ceruloplasmin in the blood. The lack of ceruloplasmin results in abnormal iron use in the body and leads to iron deposits in various body tissues such as the brain, pancre...more »
    91. Acetyl-coa acetyltransferase 2 deficiency
     A rare disorder where a genetic anomaly results in a deficiency of a particular enzyme (Acetyl-coa acetyltransferase 2) which is associated with mental retardation and reduced muscle tone. The enzyme is involved in lipid metabolism...more »
    92. Achalasia -- Addisonianism -- Alacrimia syndrome
     A rare inherited disorder characterized mainly by achalasia, alacrimia (absent tears) and Addison's disease. Addison's disease involves adrenal insufficiency due to a resistance to adrenocorticotropic hormone. Only about 70 cases reported worldwide....more »
    93. Achalasia -- addisonianism -- alacrima syndrome
     A rare inherited disorder characterized mainly by achalasia, alacrimia (absent tears) and Addison's disease. Addison's disease involves adrenal insufficiency due to a resistance to adrenocorticotropic hormone. Only about 70 cases reported worldwide....more »
    94. Achalasia -- adrenal -- alacrima syndrome
     A familial disorder characterized by adrenal gland-related hormonal problems, swallowing difficulty (achalasia) and a lack of tears (alacrima). Neurological impairment and motor and sensory neuropathy is progressive. The adrenal glands in patients are res...more »
    95. Achard syndrome
     An inherited connective tissue disorder characterized primarily by a short head, long, slender bones, recessed lower jaw and loose hand and foot joints....more »
    96. Achard-Thiers Syndrome
     A hormonal disorder that occurs in diabetic postmenopausal women. It is characterized by diabetes mellitus and hirsuitism....more »
    97. Achluophobia
     An exaggerated or irrational fear of the night or darkness....more »
    98. Achondroplasia
     A disorder characterized by problems with bone growth....more »
    99. 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 »
    100. Achromatopsia
     Patients who have achromatopsia (sometimes called achromatopia) do not have normal "cone vision.". Although the term may refer to acquired disorders such as color agnosia and cerebral achromatopsia, it typically refers to an autosomal recessive congenital...more »
    101. 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 »
    102. 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 »
    103. Acidemia, isovaleric
     A rare genetic condition where the body can't process proteins adequately. More specifically, there are insufficient levels of the enzyme needed to break down an amino acid called leucine. This results in a build up of isovaleric acid which can harm the b...more »
    104. 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 »
    105. Acidemia, propionic
     An inherited genetic disorder where the body is incapable of processing some proteins and fats resulting in the accumulation of certain substances in the body which causes the symptoms of the condition. The condition can be life threatening....more »
    106. Acidic dry cell batteries inhalation poisoning
     Acidic dry cell batteries contain toxic chemicals which can cause symptoms if inhaled. The smoke emitted from burning batteries can also cause poisoning symptoms if sufficient quantities are inhaled. The type and severity of symptoms varies depending on t...more »
    107. Acidosis
     Excess acidic toxins or waste products in the blood...more »
    108. 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 »
    109. Ackerman Dermatitis Syndrome
     A rare condition characterized by the association of skin and joint symptoms. It is characterized by arthritis preceded by a skin rash (interstitial granulomatous dermatitis) which can vary in appearance from person to person. The condition tends to go th...more »
    110. Ackerman syndrome
     An extremely rare condition characterized primarily by glaucoma, upper lip deformity and abnormal tooth roots....more »
    111. Acne
     Pimples and blackheads on the face and skin....more »
    112. Acne Vulgaris
     Another term for the common skin disorder called acne. Acne may occur just about anywhere on the body but is most common on the face, neck and back. The condition may be mild with just a few small spots or severe where large painful cysts develop. Acne ge...more »
    113. Acne-like conditions
     Medical conditions similar to acne or highly related to acne....more »
    114. Acorn poisoning
     Acorns contain tannic acid which affects the metabolism of proteins and causing serious symptoms if large amounts are consumed. The amount of tannin in the acorn varies amongst species - higher tannin content results in a more bitter tasting acorn....more »
    115. Acoustic Neurinoma
     A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
    116. Acoustic neuroma
     A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
    117. Acousticophobia
     An exaggerated or irrational fear of noise....more »
    118. Acquired Aplastic Anemia
     A rare disorder involving severe failure of the bone marrow to produce new blood cells. Acquired aplastic anemia means that the condition was not present at birth but developed during the persons lifetime. The condition may be caused by such things as aut...more »
    119. Acquired Pure Red Cell Aplasia
     An acquired condition which affects the formation of red blood cells and only red blood cells...more »
    120. Acquired amegakaryocytic thrombocytopenia
     A rare blood disorder characterized by a deficiency of blood platelets required for normal blood clotting. Autoimmune processes can be a cause of the acquired form of this condition....more »
    121. 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 »
    122. 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 »
    123. 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 »
    124. Acquired hypoprothrombinemia
     A low level of blood prothrombins which is not inherited but occurs as a result of certain medical disorders such as Vitamin K deficiency....more »
    125. Acquired hypothyroidism
     Acquired hypothyroidism is a condition where the thyroid gland makes too little or no thyroid hormone. Acquired hypothyroidism can be caused by both thyroid disease (primary hypothyroidism) and hypothalamic-pituitary disease (central hypothyroidism)...more »
    126. 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 »
    127. Acquired prothrombin complex deficiency
     A rare disorder where infants with a deficiency of vitamin K suffer problems with bleeding. It is believed to occur in breast fed infants where the milk from the mother lacks sufficient vitamin K....more »
    128. Acquired prothrombin deficiency
     A deficiency of prothrombin (vital for blood clotting) which is acquired through other conditions such as liver disease, anticoagulant drugs or vitamin K deficiency. The severity of symptoms is determined by the degree of deficiency....more »
    129. Acquired pure megakaryocytic aplasia
     A rare blood disorder characterized by severe thrombocytopenia (reduced blood platelets) or reduced megakaryocytes (bone marrow cells that produce blood platelets). The disorder may be caused by immune processes inhibiting the development of megakaryocyte...more »
    130. 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 »
    131. Acrocephalopolydactyly -- Cardiac Disease -- Ear, Skin and Lower Limb Defects
     A rare genetic condition characterized by head and digital anomalies as well as other abnormalities....more »
    132. Acrocephalopolydactyly II
     A rare genetic disorder characterized by head, hand and genital anomalies as well as mental retardation....more »
    133. Acrocephalopolysyndactyly type III
     A rare genetic condition characterized by head and digital anomalies as well as other abnormalities....more »
    134. Acrocephalopolysyndactyly, type 2 (ACPS 2)
     A rare genetic disorder characterized by premature closing of skull bones, craniofacial abnormalities, heart defects, growth retardation and other disorders....more »
    135. Acrocephalosyndactyly type 3 (ACPS 3)
     A rare genetic disorder characterized by premature joining of certain skull bones during development which has an impact on the shape of the head and face. Features include brachycephaly, ear deformities as well as craniofacial, finger and bone abnormalit...more »
    136. Acrocephaly -- pulmonary stenosis -- mental retardation
     A rare syndrome characterized by a pointy skull, narrowed pulmonary valve and mental retardation....more »
    137. Acrocyanosis
     An uncommon disorder of blood vessels, causing cold, pale skin....more »
    138. Acrodermatitis
     A skin condition that occurs mainly in children and is most often present on the limbs. It involves a bumpy skin rash with fever and malaise sometimes also occurring. The disorder itself is harmless by may be signify viral infections such as hepatitis B a...more »
    139. Acrodermatitis Enteropathica
     A rare inherited malabsorption disorder where the body is unable to absorb zinc in adequate quantities....more »
    140. Acrodynia
     Symptoms caused by chronic mercury poisoning in infants in children....more »
    141. Acrodysostosis
     A rare genetic disorder characterized by short hands, small nose, mental deficiency and hand and foot deformities....more »
    142. Acrofacial dysostosis Catania form
     One of a group of disorders characterized by defective limb and facial development. The Catania form is very rare....more »
    143. Acrofacial dysostosis Rodriguez type
     One of a group of disorders characterized by defective limb and facial development. The Rodriguez type is very rare and primarily involves severe limb and organ malformations....more »
    144. Acrofrontofacionasal dysostosis syndrome
     A very rare syndrome characterized by abnormalities of the bones of the skeleton as well as mental retardation. Various facial, eye and urogenital anomalies are also present....more »
    145. Acrogeria (Gottron Type)
     An extremely rare, mild form of progeria....more »
    146. Acromegaloid, Cutis Verticis Gyrata, Corneal Leukoma Syndrome
     A rare condition characterized by the association of acromegaly, cutis verticis gyrate and corneal leukoma....more »
    147. Acromelanosis
     A birth anomaly where there is patches of increased pigmentation in the ends of the fingers and toes. The pigmentation may spread to surrounding areas of skin....more »
    148. Acromelic frontonasal dysplasia
     A very rare genetic malformation syndrome characterized by developmental abnormalities of the face and brain....more »
    149. Acromesomelic dysplasia Hunter Thompson type
     A rare genetic syndrome characterized by various severe developmental abnormalities of the skeletal bones....more »
    150. Acroosteolysis dominant type
     A rare inherited connective tissue disorder characterized by breakdown of bone especially in the ends of the fingers and toes....more »
    151. Acroosteolysis neurogenic
     A very rare inherited condition characterized mainly by the loss of all sensations - the lose the ability to feel pain, temperature and touch. The loss of sensation generally starts at the toes and fingers and spreads up the limbs and the trunk may also b...more »
    152. Acroparesthesia syndrome
     A condition involving episodes of paresthesia (tingling, numbness and stiffness) mainly in the lower arms and hands. It most often occurs in middle-aged women....more »
    153. Acropectorovertebral dysplasia
     A rare inherited genetic disorder characterized by abnormalities involving the fingers, toes, palate and chest bones....more »
    154. Acrosphenosyndactylia
     A rare condition characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally. Various toes and fingers may be fused t...more »
    155. Acrospiroma
     A tumor that develops in the ends of sweat glands in the skin. They are usually benign....more »
    156. Actinic cheilitis
     Degeneration of the lip due to sun damage. The condition is considered precancerous....more »
    157. Actinic keratosis
     Scaling of the skin condition usually from sunlight...more »
    158. Actinic prurigo
     An inherited tendency to develop an itchy, bumpy rash on exposure to the sun. Generally only the face and lips are affected. Symptoms tend to occur seasonally....more »
    159. 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 »
    160. Actinomycotic appendicitis
     Chronic suppurative appendicitis resulting from infection by Actinomyces israelii. . It is extremely rare, but it is important to diagnose it, since failure to treat it adequately may result in protracted illness with extensive local spread....more »
    161. Acute Appendicitis
     Infection of the appendix...more »
    162. Acute Bokhoror
     A brain disease caused by an unknown pathogen which is probably from the Picornavirus family of viruses. Mode of transmission is uncertain but genetic susceptibility may be involved. The incubation period appears to be an average of 15 years. The disease ...more »
    163. Acute Bronchitis
     Respiratory inflammation of the bronchi leading to the lungs...more »
    164. Acute Chemical poisoning -- Varnish makers' and painters' Naptha
     Varnish makers' and painters' Naptha is an ingredient used in certain pesticides. 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. Acut...more »
    165. Acute Cholecystitis
     Acute inflammation of the gall bladder, usually due to obstruction by a gall stone...more »
    166. Acute Disseminated Encephalomyelitis
     A rare neurological disorder where an inflammation of the brain and spinal cord occurs due to damage to the protective covering (myelin sheath) around the nerves....more »
    167. Acute Gastritis
     Sudden onset, generally short-lived infection of the gastrointestinal tract causing vomiting; may be due to infective causes (viruses, bacteria or protozoa), or due to drug toxicity and irritation...more »
    168. Acute Interstitial Pneumonia
     A relatively uncommon form of pneumonia that has no apparent cause. Symptoms tend to develop over a period of six months to one and a half years....more »
    169. Acute Pancreatitis
     Sudden severe inflammation of the pancreas causing digestive complaints....more »
    170. Acute Pesticide poisoning -- Triforine
     Triforine is an ingredient used in certain herbicides. 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 expos...more »
    171. Acute Pesticide poisoning -- xylene
     Xylene is an ingredient used in certain insecticides. Exposure to the chemical can cause a range of symptoms depending on the level and route of exposure. Exposure can occur through inhalation, ingestion, the skin or eyes. Acute exposure involves a exposu...more »
    172. 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 »
    173. Acute Sinusitis
     A condition which is characterized by an acute inflammatory reaction affecting the sinuses...more »
    174. Acute Tracheitis
     Tracheitis is a bacterial infection of the trachea and is capable of producing airway obstruction...more »
    175. Acute VE
     A brain disease caused by an unknown pathogen which is probably from the Picornavirus family of viruses. Mode of transmission is uncertain but genetic susceptibility may be involved. The incubation period appears to be an average of 15 years. The disease ...more »
    176. Acute Viliuisk Encephalitis
     A brain disease caused by an unknown pathogen which is probably from the Picornavirus family of viruses. Mode of transmission is uncertain but genetic susceptibility may be involved. The incubation period appears to be an average of 15 years. The disease ...more »
    177. Acute Viliuisk Encephalomyelitis
     A brain disease caused by an unknown pathogen which is probably from the Picornavirus family of viruses. Mode of transmission is uncertain but genetic susceptibility may be involved. The incubation period appears to be an average of 15 years. The disease ...more »
    178. Acute Vilyuisk Encephalitis
     A brain disease caused by an unknown pathogen which is probably from the Picornavirus family of viruses. Mode of transmission is uncertain but genetic susceptibility may be involved. The incubation period appears to be an average of 15 years. The disease ...more »
    179. Acute Vilyuisk Encephalomyelitis
     A brain disease caused by an unknown pathogen which is probably from the Picornavirus family of viruses. Mode of transmission is uncertain but genetic susceptibility may be involved. The incubation period appears to be an average of 15 years. The disease ...more »
    180. Acute abdominal syndrome
     Abdominal symptoms similar to that observed in acute abdominal disease. The symptoms start gradually and reach a peak after a few hours. The symptoms resolved quickly without treatment. It is believed to be caused by a failed bacterial infection in the pe...more »
    181. 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 »
    182. Acute bacterial prostatitis
     Bacterial prostatitis is a bacterial inflammation of the prostate gland, in men....more »
    183. Acute basophilic leukaemia
     A rare type of acute myeloid leukemia characterized by the presence of abnormal basophils....more »
    184. Acute biphenotypic leukemia
     A rare form of leukemia that has myeloid and lymphoid features....more »
    185. 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 »
    186. 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 »
    187. Acute fatty liver of pregnancy
     A rare complication of pregnancy that can occur in the second half of the pregnancy. It is characterized by excessive fatty deposits in the liver which can be fatal without prompt diagnosis and treatment which involves delivering the baby as soon as possi...more »
    188. Acute fulminant multiple sclerosis
     Malignant Multiple Sclerosis, is a particularly aggressive form of the disease. Thankfully very rare, this highly aggressive form is defined by its swift and relentless decline to significant disability or even death, often within a few weeks or months af...more »
    189. Acute gout
     An acute condition which is caused by a disorder of purine or pyrimidine metabolism resulting in inflammatory arthritis...more »
    190. Acute headache
     Headache, or cephalgia, is defined as diffuse pain in various parts of the head, with the pain not confined to the area of distribution of a nerve....more »
    191. 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 »
    192. Acute idiopathic polyneuritis
     A rare progressive form of ascending polyneuropathy believed to be an autoimmune response....more »
    193. Acute infections
     An infection that occurs acutely...more »
    194. Acute insomnia
     Insomnia which lasts for one night to a few weeks....more »
    195. 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 »
    196. Acute kidney failure
     Sudden failure of the kidneys...more »
    197. 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 »
    198. Acute leukemia
     An acute condition which affects a cell line of the blood which shows little or no differentiation...more »
    199. Acute lower respiratory conditions
     An acute condition that occurs in the lower respiratory tract...more »
    200. 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 »
    201. 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 »
    202. 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 »
    203. 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 »
    204. 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 »
    205. Acute lymphocytic leukemia
     Most common child form of leukemia; can also affect adults especially over 65....more »
    206. 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 »
    207. Acute meningitis
     Acute meningitis is an inflammation of the brain that presents in an acute fashion. The inflammation may be the result of infective agents such as bacteria, viruses and fungi as well as non-infective agents such as certain drugs. Acute forms of meningitis...more »
    208. Acute mercury inhalation
     Inhalation of mercury vapor can lead to serious symptoms and even death if sufficient quantities are inhaled. Mercury inhalation is more likely in confined or poorly ventilated spaces. Mercury from a broken thermometer can lead to symptoms if it occurs in...more »
    209. Acute mountain sickness
     A condition that occurs when an un-acclimatized person climbs to high altitudes....more »
    210. Acute myeloblastic leukemia type 1
     A form of blood cancer resulting in the rapid proliferation of immature blood cells (blast cells)....more »
    211. Acute myeloblastic leukemia type 2
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes....more »
    212. 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 »
    213. 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 »
    214. 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 »
    215. 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 »
    216. 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 »
    217. 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 »
    218. 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 »
    219. 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 »
    220. 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 »
    221. 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 »
    222. 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 »
    223. Acute myeloid leukemia, adult
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets....more »
    224. 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 »
    225. 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 »
    226. 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 »
    227. Acute peripheral arterial occlusion
     A sudden blockage of a peripheral artery. The blockage may result from a blood clot, embolism, dissection or trauma. Symptoms usually start suddenly....more »
    228. Acute pharyngitis
     A condition which is characterized by an acute inflammatory reaction of the pharynx...more »
    229. Acute posterior multifocal placoid pigment
     A rare eye disease where the central vision in one or both eyes is affected by inflammation or fluid build up in the retina. The retina lies at the back of the eye. Symptoms such as fever, headache and malaise often precede the eye symptoms. The cause of ...more »
    230. Acute prostatitis
     An acute condition which affects the prostate which is the result of infammation...more »
    231. Acute radiation sickness
     Tissue injury can result from exposure to radiation. The radiation dose, rate of dosing and tissues irradiated will determine the severity and type of symptoms. The effects may be chronic, delayed or acute. Acute irradiation sickness usually occurs after ...more »
    232. Acute respiratory distress syndrome, Infant
     A breathing disorder that occurs in infants. The underdeveloped lungs fail to functioning adequately and the body becomes deprived of oxygen. The condition is more likely to affect premature infants and the greater the prematurity, the greater the risk....more »
    233. Acute stress disorder
     An acute anxiety state...more »
    234. Acute tubulointerstitial nephritis and uveitis syndrome
     The association of a sudden kidney disorder with eye inflammation. Autoimmune processes are believed to be involved....more »
    235. 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 »
    236. Acute urinary conditions
     An acute condition that occurs in the urinary system...more »
    237. Acute zinc toxicity
     Acute ingestion of zinc can cause symptoms....more »
    238. Acyl-CoA dehydrogenase, short chain, deficiency of
     A rare disorder where the body lacks enzymes needed to convert some fats (short-chain fatty acids) into energy. Symptoms are exacerbated by fasting or acute illness. The severity of symptoms is variable with some patients remaining virtually asymptomatic ...more »
    239. 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 »
    240. Adams Nance syndrome
     A rare genetic disorder characterized by rapid heartbeat, high blood pressure, small eyes and the presence of excess glycine in the urine....more »
    241. Addiction
     Any of various addictions to substances or activities....more »
    242. Addington disease
     An epidemic disease which resembles polio and was first recorded in South Africa. The range and severity of symptoms experienced is variable and the disease may persist from a week to 3 months in some cases....more »
    243. Addison's Disease
     A rare progressive hormonal disorder characterized by insufficient production of certain hormones called adrenal corticosteroids....more »
    244. Adducted thumb syndrome recessive form
     A rare recessively inherited disorder characterized mainly by a small head, arthrogryposis (joint contractures), cleft palate and various other abnormalities....more »
    245. Adducted thumbs -- arthrogryposis, Christian type
     A rare recessively inherited disorder characterized mainly by a small head, arthrogryposis (joint contractures), cleft palate and various other abnormalities....more »
    246. Adducted thumbs Dundar type
     A rare disorder characterized by a thumb abnormality as well as mental retardation, foot defects and other anomalies....more »
    247. Adenitis
     Inflammation of a lymph gland...more »
    248. 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 »
    249. Adenocarcinoma of lung
     A tumor that develops in the lining of the lung. The tumor is usually slow growing....more »
    250. Adenocarcinoma, Bronchiolo-Alveolar
     A form of lung cancer that develops in the bronchioles or alveoli....more »
    251. 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 »
    252. 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 »
    253. Adenoid disorders
     A disorder of the adenoids of the throat...more »
    254. Adenoma, Islet Cell
     A pancreatic tumor which may be benign or malignant. Symptoms may vary depending on the location and size of the tumor as well as whether the tumor secretes hormones or not. For example, the tumor may block the biliary duct....more »
    255. Adenophorea Infections
     A parasitic roundworm infection. Roundworms can be found in water and soil environments as well as on plants and in animals....more »
    256. Adenosarcoma of the uterus
     A tumor that develops from the glands that line the uterus....more »
    257. Adenosine triphosphatase deficiency, anaemia due to
     Deficiency of a chemical (adenosine triphosphate) resulting in anemia....more »
    258. 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 »
    259. 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 »
    260. Adenovirus-related Cold
     An Adenovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Adenovirus. Although colds can cause discomfort they are not considered a serious condition....more »
    261. Adhesive abuse
     Adhesive abuse is the use of various inhalants for the purpose of achieving a "high". They are often used as a cheap, readily available alternative to street drugs but they can cause serious damage to the body. Adhesives include household glues, rubber ce...more »
    262. Adhesive addiction
     Adhesive addiction refers to the compulsive need to abuse adhesives (e.g. sniffing them). Sufferers have withdrawal symptoms when attempting to stop the habit and feel unable to stop the habit despite knowing the harm it is causing their health. Aerosols ...more »
    263. Adolescent conditions
     Symptoms that are evident due to puberty...more »
    264. Adolescent depression
     It isnot unusual for young people to experience "the blues" or feel low occasionally. Adolescence is always an unsettling time, with the many physical, emotional, psychological and social changes that accompany this stage of life....more »
    265. Adrenal Cancer
     A malignant cancer that develops in the adrenal gland. The tumor may be nonfunctioning (does not produce hormones) or functioning in which case excessive levels of hormones can cause a variety of symptoms depending on which hormone is involved. Adrenal ho...more »
    266. Adrenal Cortex Diseases
     Diseases of the adrenal cortex. Examples includes Addison's disease, Cushing's syndrome and adrenal fatigue....more »
    267. Adrenal Cortex Neoplasms
     A tumor that develops in the adrenal gland. The tumor may be nonfunctioning (does not produce hormones) or functioning in which case excessive levels of hormones can cause a variety of symptoms depending on which hormone is involved. Adrenal hormones made...more »
    268. Adrenal adenoma, familial
     A benign tumor that develops in the adrenal gland and tends to run in families. The tumor may be nonfunctioning (does not produce hormones) or functioning in which case excessive levels of hormones can cause a variety of symptoms depending on which hormon...more »
    269. Adrenal crisis
     A condition which is characterized by insufficient amounts of the adrenocortical hormones that results in vomiting, nausea, hypotension and electrolyte abnormalities...more »
    270. Adrenal disorders
     Disorders affecting the adrenal glands...more »
    271. Adrenal gland hyperfunction
     Excessive activity of the adrenal gland which causes excessive production of one or more adrenal hormones (aldosterone, corticosteroids, androgenic steroids, epinephrine and norepinephrine). The increased adrenal gland activity may be caused by an adrenal...more »
    272. Adrenal gland hypofunction
     Reduced adrenal gland activity due to damage to the adrenal gland or lack of stimulation of the gland. Pituitary hormones stimulate adrenal gland activity....more »
    273. 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 »
    274. Adrenal hyperplasia
     A group of disorder that occur when there is a problem in the process of making adrenal corticosteroids....more »
    275. Adrenal hyperplasia, congenital type 3
     A group of disorders that occur when a deficiency of 21-hydroxylase impairs the normal process of making adrenal corticosteroids. The severity of the condition is variable depending on the degree of deficiency....more »
    276. Adrenal hypertension
     Adrenal hypertension is high blood pressure caused by adrenal gland problems. For example, an adrenal tumor can cause excessive production of aldosterone which in turn causes salt-retention and high blood pressure. Severity of symptoms varies depending on...more »
    277. Adrenal hypofunction
     A condition which is characterized by a lack of production of hormones from the adrenal gland....more »
    278. Adrenal hypoplasia congenital, X-linked
     A genetic disorder which affects the body tissues that produce hormones. It is characterized by underdeveloped adrenal glands which results adrenal insufficiency and hypogonadotrophic hypogonadism....more »
    279. Adrenal incidentaloma
     A tumor of the adrenal gland that is discovered incidentally while performing an imaging examination for reasons other than an adrenal tumor. The tumor may be asymptomatic or can causes excessive secretion of adrenal hormones and resulting symptoms. The t...more »
    280. Adrenal insufficiency
     Where there is insufficient secretion of hormones secreted from the adrenal glands...more »
    281. Adrenal medulla neoplasm
     A tumor that develops in the part of the adrenal gland called the medulla which produces adrenalin and noradrenaline. The tumor is usually benign but can be malignant....more »
    282. Adrenocortical carcinoma
     A condition which is characterized by malignancy which affects the adrenocortex....more »
    283. 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 »
    284. 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 »
    285. Adult Acne
     An eruption of 'common' acne occurring in a non-adolescent, usually women in their twenties and thirties...more »
    286. Adult Cystic Fibrosis
     Cystic fibrosis is an inherited condition characterized by the production of thick sticky mucus by the mucus glands in the lungs, intestines, liver and pancreas. The condition is most often diagnosed in children or young adults but occasionally, relativel...more »
    287. 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 »
    288. Adult Panic-Anxiety Syndrome
     A psychiatric disorder involving anxiety and panic attacks that occur for no obvious reason....more »
    289. Adult Polyglucosan Body Disease
     A condition which is a glycogen storage disease causing hepatosplenomegaly and failure to thrive...more »
    290. Adult SMA
     Form of Spinal Muscular Atrophy in adults....more »
    291. 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 »
    292. Adult T-cell leukemia/lymphoma
     Rare cancer of the immune system T-cells....more »
    293. 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 »
    294. 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 »
    295. Adult progressive spinal muscular atrophy, Aran Duchenne type
     A group of inherited motor neuron diseases involving progressive muscle weakness, wasting and paralysis due to degeneration of motor neurons in the spinal cord. Muscle weakness and wasting usually starts in the hands and may gradually spread to other musc...more »
    296. Adult respiratory distress syndrome
     Severe respiratory failure...more »
    297. Advanced circadian rhythm disorder
     A circadian rhythm sleep disorder where a person’s body clock runs faster than normal which results in a shortened sleep period with early awakening....more »
    298. Adverse reaction
     A reaction that is not anticipated and detrimentally affects the patient...more »
    299. Adverse reaction to chemical -- 1,2-Dibromoethane
     1,2-Dibromoethane is a chemical used in gasoline, soil fumigants, fire extinguishers, flue gases and mechanical gauge fluid. Excessive exposure to this chemical can cause serious symptoms. The severity of symptoms varies amongst patients....more »
    300. Adverse reaction to chemical -- Allyl trichloride
     Allyl trichloride is a chemical used mainly as a varnish or paint remover, cleaning agent or degreasing agent. Some people can suffer an adverse reaction to the chemical. The severity of symptoms varies amongst patients....more »
    301. Aelurophobia
     An exaggerated or irrational fear of cats....more »
    302. Aerophobia
     An exaggerated or irrational fear of fresh air, breezes and flying....more »
    303. Aerosol abuse
     Aerosol abuse is the use of various inhalants for the purpose of achieving a "high". They are often used as a cheap, readily available alternative to street drugs but they can cause serious damage to the body. Aerosols include air fresheners, hair spray, ...more »
    304. Aerosol addiction
     Aerosol addiction refers to the compulsive need to abuse aerosol (e.g. sniffing them). Sufferers have withdrawal symptoms when attempting to stop the habit and feel unable to stop the habit despite knowing the harm it is causing their health. Aerosols are...more »
    305. Affective Disorders, Psychotic
     A mental disorder involving mood disturbance and psychotic symptoms....more »
    306. Aflatoxicosis
     Poisoning from ingestion of aflatoxins....more »
    307. 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 »
    308. 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 »
    309. 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 »
    310. 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 »
    311. 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 »
    312. African Sleeping sickness
     Fly-borne African parasitic disease....more »
    313. African hemp exposure
     The African hemp is a shrubby flowering plant which bears fruit and originated in South Africa. The hairs on the leaves of the plant can irritate the skin but it is usually only minor and short-lived....more »
    314. 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 »
    315. African tick typhus
     An infectious disease caused by a rikettsial bacteria and transmitted by ticks....more »
    316. Agapanthus poisoning
     The agapanthus is a flowering herb with long leaves, long thick stems and a cluster of blue or white flowers. The plant originated in South Africa. Skin and eye exposure to sap from the plant can cause irritation and eating the plant can cause severe mout...more »
    317. Age-related macular degeneration
     Deterioration of the central field of vision....more »
    318. 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 »
    319. Aggressive NK-cell leukaemia
     An aggressive form of blood cancer involving the rapid proliferation of natural killer (NK) cells....more »
    320. 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 »
    321. 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 »
    322. Aging
     The medical conditions from getting older....more »
    323. Aging brain syndrome
     Aging processes in the brain can cause various psychological and neurological symptoms....more »
    324. Agnosia
     Agnosia is a loss of ability to recognize objects, persons, sounds, shapes, or smells while the specific sense is not defective nor is there any significant memory loss....more »
    325. Agranulocytosis
     Total lack of granulocytes in the blood...more »
    326. Aguecheek disease
     Patients with liver disease who develop symptoms of dementia after eating lots of protein (meat has a high protein level) due to an intolerance to the nitrogenous compounds in the protein....more »
    327. Agyria pachygyria polymicrogyria
     A very rare disorder characterized by abnormal brain development....more »
    328. Agyria-pachygyria type 1
     Abnormal brain development where the brain fails to develop normally during the fetal stage....more »
    329. Agyrophobia
     An exaggerated or irrational fear of crossing roads. It includes a fear of being attacked on the street or being unable to defend oneself while crossing the road....more »
    330. Aicardi syndrome
     A rare genetic disorder where the structure connecting the two halves of the brain fails to develop which results in seizures and eye abnormalities ....more »
    331. Aicardi-Goutieres syndrome
     A rare inherited progressive disease that affects the brain and immune system....more »
    332. Aichmophobia
     An exaggerated or irrational fear of pointy objects or needles....more »
    333. Air embolism
     A condition which is characterized by air bubbles entering the circulation usually due to trauma, decompression sickness or surgery....more »
    334. Airborne allergy
     An airborne allergy is an adverse reaction by the body's immune system to airborne allergens such as pollen, mold spores and house dust mites. The specific symptoms that can result can vary amongst patients....more »
    335. Airway Obstruction
     A blockage in the breathing tubes. The blockage can occur for many different reasons such as tumors, severe allergic reaction, bacterial infections, foreign bodies or trauma. The degree of obstruction will determine how seriously breathing is impaired....more »
    336. Akesson syndrome
     A very rare syndrome characterized by excessive skin folds and furrows on the scalp, mental retardation the failure of the thyroid to develop....more »
    337. Al Gazali Aziz Salem syndrome
     A rare syndrome characterized mainly by heart disease, short stature and a webbed neck....more »
    338. Al Gazali Sabrinathan Nair syndrome
     A very rare syndrome characterized by bone and eye problems, seizures and mental retardation....more »
    339. Al Murrah-induced lead poisoning
     Al Murrah is a folk remedy used mainly by Saudi Arabian people to treat problems such as stomach pain, diarrhea and colic. This folk remedy has the potential to cause lead poisoning due to its relatively high content of lead. Children are more susceptible...more »
    340. 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 »
    341. Alarcon-induced lead poisoning
     Alarcon is a folk remedy used mainly by Mexican people to treat digestive or stomach problems including indigestion and diarrhea. This folk remedy has the potential to cause lead poisoning due to its relatively high content of lead. Children are more susc...more »
    342. Albayaidle-induced lead poisoning
     Albayaidle is a folk remedy used mainly by Mexican and Central American people to treat digestive or stomach problems such as vomiting and colic. It is also used to treat apathy and lethargy. This folk remedy has the potential to cause lead poisoning due ...more »
    343. Albayalde-induced lead poisoning
     Albayalde is a folk remedy used mainly by Mexican and Central American people to treat digestive or stomach problems such as vomiting and colic. It is also used to treat apathy and lethargy. This folk remedy has the potential to cause lead poisoning due t...more »
    344. Albers-Schonberg disease -- Adult benign dominant 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 adult benign form is associated with a normal life expectancy and is often asymptomatic....more »
    345. Albers-Schonberg disease -- intermediate 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 intermediate form is more severe than the adult form but less severe than the infantile fo...more »
    346. 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 »
    347. Albinism deafness syndrome
     A rare syndrome characterized by the association of deafness with partial albinism involving patches of absent pigmentation in the skin and hair. The disorder is inherited in a X-linked manner....more »
    348. Albinism immunodeficiency
     A medical condition characterized by the association of immune system problems and albinism....more »
    349. Albinism ocular late onset sensorineural deafness
     A rare inherited condition characterized by a lack of eye pigmentation and deafness that usually starts in middle-age. Severity of symptoms is variable....more »
    350. Albinism, minimal pigment type
     A rare inherited disorder characterized by a total lack of pigmentation at birth. However, during the first decade of life, some pigmentation does develop in the eyes. The disorder is believed to be a part of a disorder called oculocutaneous albinism type...more »
    351. Albinism, ocular, autosomal recessive
     A rare inherited condition characterized by reduced eye pigmentation with normal, or near normal hair and skin pigmentation....more »
    352. Albright like syndrome
     A rare disorder characterized by mental retardation, short stature and finger and toe abnormalities....more »
    353. 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 »
    354. Albuterol -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Albuterol 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 »
    355. Alcock syndrome
     A nerve disorder which causes pain in the pelvic, genital and perianal areas....more »
    356. Alcohol Withdrawal
     Symptoms that occur when alcohol consumption is discontinued or reduced. Symptoms may vary depending on the level of dependence....more »
    357. Alcohol abuse
     Excessive use of alcohol ranging from binge drinking to severe alcoholism...more »
    358. Alcohol antenatal infection
    359. Alcohol drinking
     The consumption of a drink containing alcohol. Alcohol consumption can cause varying degrees of impairment depending on the amount consumed. Consuming very large amounts of alcohol can lead to death....more »
    360. Alcohol-Induced Disorders
     Disorders caused by excessive alcohol consumption. The symptoms are variable depending on the disorder involved. Some of the disorders are: alcohol abuse, alcohol dependence, alcohol intoxication, alcohol withdrawal, alcohol intoxication delirium, alcohol...more »
    361. Alcohol-induced hypertension
     Alcohol-induced hypertension is high blood pressure caused by excessive drinking of alcohol....more »
    362. 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 »
    363. Alcoholic Neuropathy
     Neurological changes due to nerve damage from long-term alcohol consumption...more »
    364. Alcoholic intoxication
     The excessive consumption of alcohol can have toxic effects on the body and can ultimately result in death in severe cases....more »
    365. Alcoholic liver disease
     Alcoholic liver disease is the major cause of liver disease in Western countries, (in Asian countries, viral hepatitis is the major cause). It arises from the excessive ingestion of alcohol....more »
    366. Alcoholic polyneuropathy
     A condition where damage to many peripheral nerves throughout the body results from excessive alcohol consumption. The sensory nerves tend to be affected more than the motor nerves and the legs are usually more affected than the arms....more »
    367. Alcoholism
     Alcoholism is the compulsive urge to drink alcohol despite knowing the negative impact on one's health....more »
    368. Aldehyde syndrome
     A metabolic anomaly where consumption of alcohol results in high levels of blood acetaldehyde which causes a variety of symptoms....more »
    369. Aldolase A deficiency
     A rare condition where a deficiency of the enzyme called aldolase A causes muscle problems and anemia....more »
    370. Aldred syndrome
     A rare disorder characterized by the presence of mental retardation and retinitis pigmentosa the starts earlier than normal. Female carriers tend to have only vision symptoms without mental retardation....more »
    371. Alektorophobia
     An exaggerated or irrational fear of chickens....more »
    372. Alexander Syndrome
     Brain myelin disorder causing mental degeneration....more »
    373. Algophobia
     An exaggerated or irrational fear of pain...more »
    374. Alibert disease 2
     A localized skin infection spread by sandflies and caused by Leishmania tropica. Infections are most common in South America, Midddle East, Mediterranean and Africa. The incubation period lasts from weeks to months....more »
    375. Alkalosis
     Blood alkalinity levels too high (opposite of acidosis)...more »
    376. 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 »
    377. Allan-Herndon-Dudley Syndrome
     A very rare inherited disorder characterized primarilty by mental retardation....more »
    378. Allen-Masters syndrome
     Damage to muscle layers in the pelvis which allows the abnormally increased movement of the cervix. It often occurs after a traumatic surgical birth, induced abortion or excessive vaginal packing....more »
    379. 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 »
    380. Allergic bronchopulmonary aspergillosis
     An allergic reaction to a particular fungus called Aspergillus....more »
    381. 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 »
    382. Allergic encephalomyelitis
     An autoimmune brain and spinal cord disease that can be induced in laboratory animals in experimental settings. The disease involves inflammation and degeneration of nerve myelin sheaths and it may be acute or chronic....more »
    383. Allergic irritability syndrome
     Symptoms such as irritability and poor concentration associated with nose, ear and sinus symptoms caused by allergies such as hayfever....more »
    384. Allergic reaction
     An acute reaction through exposure to a particular allergen...more »
    385. Allergic tension-fatigue syndrome
     Variable symptoms caused by food allergy....more »
    386. Allergies
     Immune system over-reaction to various substances....more »
    387. Allergy-like conditions
     Medical conditions with similar effects to those of allergies....more »
    388. Allopurinol hypersensitivity syndrome
     An immune reaction to the ingestion of a drug called allopurinol. It is a potentially fatal disorder....more »
    389. Alopecia congenita keratosis palmoplantaris
     An extremely rare condition characterized by thickening of skin on the palms and soles and lack of hair....more »
    390. Alopecia mental retardation hypogonadism
     A rare syndrome characterized by mental retardation, abnormal gonad functioning and a total lack of hair at birth. After childhood, sparse hair growth may occur....more »
    391. Alopecia mental retardation syndrome
     A rare syndrome characterized primarily by a lack of hair and mental retardation....more »
    392. Alopecia, epilepsy, oligophrenia syndrome of Moynahan
     A rare condition characterized by alopecia, epilepsy, mental retardation and a small head....more »
    393. Alopecia, epilepsy, pyorrhea, mental subnormality
     A rare syndrome characterized by alopecia, epilepsy, mental retardation and pus-producing gum and tooth inflammations....more »
    394. Alopecia, mental retardation and neurological problems
     A rare, newly described syndrome characterized by baldness, mental retardation and neurological problems....more »
    395. Alopecia-contractures-dwarfism-mental retardation
     A rare syndrome characterized primarily by mental retardation, short stature, lack of hair and contractures....more »
    396. Alpers Syndrome
     A rare syndrome characterized by liver disease, seizures and progressive, episodic psychomotor retardation....more »
    397. Alpha 1-Antitrypsin Deficiency
     A rare disorder characterized by the development of lung disease in adults and liver disease in adults and children....more »
    398. 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 »
    399. 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 »
    400. Alpha thalassemia trait
     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 trait involves defects in two of the four genes required to make each ? p...more »
    401. Alpha-Mannosidosis
     A rare condition which is characterized by a lysosomal storage defect....more »
    402. 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 »
    403. 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 »
    404. Alpha-mannosidosis, adult-onset form
    405. Alpine syndrome
     A condition that occurs in some people who go to low altitude winter resorts (1500 metres). It tends to mostly affect people who have been fasting when they arrive....more »
    406. 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 »
    407. Alport syndrome, dominant type
     A rare syndrome characterized by kidney problems and hearing loss. The condition is inherited as a dominant trait....more »
    408. Alport syndrome, recessive type
     A rare syndrome characterized by kidney problems and hearing loss. The condition is inherited as a recessive trait....more »
    409. Altamira syndrome
     A disease that occurs in Altamira (Brazil) and is caused by the black fly bite (Simulium). The pathological agent has not yet been determined....more »
    410. Alternating hemiplegia of childhood
     A rare neurological disorder involving paralysis on one side of the body that is only temporary but occurs often. The extent of the paralysis is variable....more »
    411. Aluminium poisoning
     A type of heavy metal poisoning caused by excessive exposure to aluminium....more »
    412. Aluminium toxicity
     High body levels of aluminium resulting in symptoms. Usually occurs in patients with renal impairment....more »
    413. Alveolar Hydatid Disease
     Rare multi-organ tapeworm infection caught from animals....more »
    414. Alveolar capillary dysplasia
     The abnormal development of the lung blood vessels. The normal barrier across which air and blood can diffuse fails to develop properly. Death usually results within weeks of birth but rare cases can survive for months....more »
    415. Alveolitis, extrinsic allergic
     A lung disease that tends to occur in people with jobs where they are frequently exposed to organic dust inhalation....more »
    416. Alves Castelo dos Santos syndrome
     A rare syndrome characterized by hair, eye, skin and spinal abnormalities....more »
    417. Alzheimer disease 10
     An inherited form of Alzheimer's. Type 10 is caused by a genetic defect on chromosome 10p13....more »
    418. Alzheimer disease 12
     An inherited form of Alzheimer's. Type 12 is caused by a genetic defect on chromosome 8p12-q22....more »
    419. Alzheimer disease 13
     An inherited form of Alzheimer's disease that is linked to a defect on chromosome 1q21. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personality a...more »
    420. Alzheimer disease 14
     An inherited form of Alzheimer's disease that is linked to a defect on chromosome 1q25. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personality a...more »
    421. Alzheimer disease 15
     An inherited form of Alzheimer's disease that is linked to a defect on chromosome 3q22-q24. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personali...more »
    422. Alzheimer disease 16
     Alzheimer disease 16 (late-onset) is a form of Alzheimer's disease that is linked to a defect on chromosome Xq21.3. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thi...more »
    423. Alzheimer disease 2, late-onset
     Alzheimer disease 2 (late-onset) is a form of Alzheimer's disease that is linked to a defect on chromosome 19q13.2. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thi...more »
    424. Alzheimer disease 3, (early-onset Alzheimer disease)
     Alzheimer disease 3 is an early-onset form of Alzheimer's disease that is linked to a defect on chromosome 14q24.3. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thi...more »
    425. Alzheimer disease 5
     An inherited form of Alzheimer's. Type 5 has a late onset and is caused by a genetic defect on chromosome 12p11....more »
    426. Alzheimer disease 6
     A genetic form of Alzheimer's. Type 6 has a late onset and is caused by a genetic defect on chromosome 10q24....more »
    427. Alzheimer disease 7
     An inherited form of Alzheimer's. Type 7 is caused by a genetic defect on chromosome 10p13....more »
    428. Alzheimer disease 8
     An inherited form of Alzheimer's. Type 8 is caused by a genetic defect on chromosome 20p....more »
    429. Alzheimer disease 9
     A genetic form of Alzheimer's. Type 9 has a late onset and is caused by a genetic defect on chromosome 19p13.2....more »
    430. Alzheimer disease type 1
     A degenerative brain disease characterized primarily by progressive dementia. Type 1 has an early onset (starts before the age of 65). It is caused by mutations in the APP gene which results in the production of a toxic protein (amyloid beta peptide) in t...more »
    431. Alzheimer disease type 2
     A degenerative brain disease characterized primarily by progressive dementia. Type 2 has a late onset - starts after the age of 65. It is believed to be caused by a combination of genetic mutations and environmental and lifestyle factors. The condition oc...more »
    432. Alzheimer disease type 4
     A degenerative brain disease characterized primarily by progressive dementia. Type 4 has an early onset (starts before the age of 65). It is caused by mutations in the PSEN2 gene which results in the production of a toxic protein (amyloid beta peptide) in...more »
    433. Alzheimer disease, early-onset, with cerebral amyloid angiopathy
     An early-onset form of Alzheimer's disease that is linked to a defect on chromosome 21q21. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personalit...more »
    434. Alzheimer disease, familial
     A degenerative brain disease characterized primarily by progressive dementia. The familial form is very rare and is completely inherited and has an early onset (usually in the 4th decade). It occurs when there is excessive production of a toxic protein (a...more »
    435. Alzheimer disease, familial, 1
     An inherited form of Alzheimer's disease that is linked to a defect on chromosome 21q. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personality an...more »
    436. Alzheimer disease, familial, 11
     An inherited form of Alzheimer's disease that is linked to a defect on chromosome 9p22.1. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personality...more »
    437. Alzheimer disease, familial, 3, with spastic paraparesis and apraxia
     This form of Alzheimer's is an early-onset form of Alzheimer's that is linked to a defect on chromosome 14q24.3. It is characterized by features which are atypical for Alzheimer's - spastic paraparesis which occurs before the dementia symptoms and apraxia...more »
    438. Alzheimer disease, familial, 3, with spastic paraparesis and unusual plaques
     This form of Alzheimer's is an early-onset form of Alzheimer's that is linked to a defect on chromosome 14q24.3. It is characterized by features which are atypical for Alzheimer's - spastic paraparesis which occurs before the dementia symptoms and unusual...more »
    439. Alzheimer disease, familial, 4
     An inherited form of Alzheimer's disease that is linked to a defect on chromosome 1q31-q42. Alzheimer's disease is a progressive disorder involving degeneration of the brain. The disease mainly affects brain functions involving thinking, memory, personali...more »
    440. Alzheimer disease, familial, type 3
     A degenerative brain disease characterized primarily by progressive dementia. Type 3 has an early onset (starts before the age of 65). It is caused by mutations in the PSEN1 gene which results in the production of a toxic protein (amyloid beta peptide) in...more »
    441. Alzheimer's Disease
     Dementia-causing brain disease mostly in seniors and the elderly....more »
    442. Alzheimer's disease without Neurofibrillary tangles
     A form of Alzheimer's that involves only plaques and no neurofibrillary tangles. This form tends to have an older age of onset and death and a shorter disease duration....more »
    443. Amathophobia
     An exaggerated or irrational fear of dust....more »
    444. Amaxophobia
     An exaggerated or irrational fear of riding in a vehicle or being in one....more »
    445. Ambien overdose
     Ambien is a prescription drug mainly used to treat insomnia. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    446. Ambien withdrawal
     Symptoms that occur when Ambien (Zolpidem) use is discontinued or reduced. Ambien is a sedative hypnotic drug. Symptoms may vary depending on the level of dependence....more »
    447. Amebiasis
     An intestinal infection caused by a parasitic amebic organism. It is usually associated with poor sanitation....more »
    448. Amegakaryocytic thrombocytopenia
     A blood disorder involving a deficiency of blood platelets required for normal blood clotting. The disorder may be present at birth (congenital) or acquired (e.g. autoimmune disorders)....more »
    449. Amelo-cerebro-hypohidrotic syndrome
     A rare syndrome involving degeneration of the central nervous system, seizures and abnormal tooth development....more »
    450. Amelo-onycho-hypohidrotic syndrome
     A rare disorder characterized primarily by tooth and nail abnormalities and reduced sweating ability....more »
    451. American mountain fever
     A viral disease transmitted through the bite of ticks (Rocky Mountain wood tick and American dog tick) who are infected with the virus. Because the virus infects blood cells including erythrocytes, transmission can also occur through transfusion with infe...more »
    452. Aminoacidopathies
     Any of a group of inborn errors of metabolism which results in the build up in the body of one or more amino acids in the blood and/or urine. The range and severity of symptoms is hugely variable....more »
    453. Aminoacylase 1 deficiency
     A rare genetic disorder caused by an enzyme (aminoacylase-1) deficiency. There is still uncertainty whether the deficiency actually causes any of the symptoms observed in patients....more »
    454. Amiodarone -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amiodarone 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 »
    455. Amish brittle hair syndrome
     A rare inherited condition characterized by brittle hair, mental and physical impairment, decreased fertility and short stature....more »
    456. Amitriptyline toxicity
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    457. Amnesia
     Memory loss...more »
    458. Amnesic disorder
     Any condition which affects ones memory...more »
    459. Amnesic shellfish poisoning
     Rare shellfish poisoning sometimes causing amnesia....more »
    460. Amnestic disorder
     Memory decline disorder...more »
    461. Amniotic Bands
     A rare condition where abnormal fetal development occurs when bands of tissue encircle parts of the fetus and affect the growth of that portion. The band of tissue develops from the internal womb lining. The location of the band on the fetus determines th...more »
    462. Amoebiasis
     An infectious disease caused by a free-living amoebic parasite called Entamoeba histolytica. The organism infects the bowel and causes gastroenteritis. Infection occurs through ingesting contaminated food or water. It is more common in countries with poor...more »
    463. Amotivational syndrome
     An impaired desire to engage in normal social activities and situations due to external factors such as relationships, substance or events....more »
    464. Amoxapine toxicity
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    465. Amphetamine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amphetamine 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 »
    466. Amphetamine abuse
     Use of the stimulant drugs known as amphetamines or "speed"...more »
    467. Amphetamine poisoning
     Excessive ingestion of amphetamine drugs....more »
    468. Amphetamine withdrawal
     Symptoms that occur when amphetamine use is discontinued or reduced. Symptoms may vary depending on the level of dependence. Amphetamines include dexamphetamine (speed), Ritalin and MDMA (ecstasy)....more »
    469. Amphetamine-induced hypertension
     Amphetamine-induced hypertension is high blood pressure caused by use of amphetamines. Patients with an existing history of hypertension may suffer further blood pressure increases while taking amphetamines and this can be serious. Severity of symptoms va...more »
    470. Ampola syndrome
     A rare genetic disease characterized primarily by mental retardation, facial anomalies, short stature, seizures and finger and toe abnormalities....more »
    471. Amychophobia
     An exaggerated or irrational fear of being scratched or clawed....more »
    472. Amyloid Neuropathies
     A peripheral nerve disorder caused by abnormal amyloid deposits in the nerves. Sensory, autonomic or motor nerves may be affected. The degree of nerve involvement, and hence symptoms, are variable....more »
    473. Amyloid angiopathy
     A blood vessel disorder caused by abnormal amyloid deposits in the blood vessel walls of the brain. The deposits can cause the blood vessel to become weak and rupture resulting in intracranial bleeding. Despite the potentially serious consequences the dis...more »
    474. Amyloid cardiopathy
     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. The cardiac form involves deposits of amyloid in the heart muscle which affects it...more »
    475. Amyloid cardiopathy, familial
     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. The familial cardiac form is inherited and involves deposits of amyloid in the hea...more »
    476. 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 »
    477. Amyloidosis IX
     A rare disorder where a substance called amyloid is deposited in the skin resulting in itchy, discolored bumps or nodules in the skin. No other body organs are involved....more »
    478. Amyloidosis VI
     Amyloidosis involves the abnormal deposit of a substance called amyloid in various parts of the body. In the Icelandic type, the amyloid deposits affect the brain blood vessels and cause hemorrhages....more »
    479. Amyloidosis VII
     Amyloidosis involves the abnormal deposit of a substance called amyloid in various parts of the body. In the Ohio type, the amyloid deposits in the leptomeningeal blood vessels, brainstem, spinal cord and eye causing central nervous system dysfunction, br...more »
    480. 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 »
    481. Amyloidosis of gingiva and conjunctiva mental retardation
     A rare disorder characterized by mental retardation and abnormal amyloid deposits in the gums and conjunctiva of the eye....more »
    482. Amyloidosis, cerebroarterial, hereditary, Iowa type
     An inherited form of amyloidosis caused by a defect in the APP gene on chromosome 21q21. Amyloidosis involves the abnormal deposit of a substance called amyloid in various parts of the body. In this form, the deposits affect the brain arteries....more »
    483. Amyloidosis, cerebroarterial, hereditary, Italian type
     Amyloidosis involves the abnormal deposit of a substance called amyloid in various parts of the body. In the Italian type, the amyloid deposits affect the brain blood vessels and cause hemorrhages....more »
    484. 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 »
    485. Amyloidosis, oculoleptomeningeal
     Amyloidosis involves the abnormal deposit of a substance called amyloid in various parts of the body. In this particular type, the amyloid deposits in the leptomeningeal blood vessels, brainstem, spinal cord and eye causing central nervous system dysfunct...more »
    486. Amyopathic dermatomyositis
     A rare disorder involving a skin rash that normally occurs with inflammation of skeletal muscles (dermatomyositis) but there is no muscle involvement. It is important to monitor patients in case muscle involvement develops....more »
    487. Amyotonia congenita
     A term used to describe conditions involving poor muscle tone that occurs from birth....more »
    488. Amyotrophic lateral sclerosis
     A motor neuron disease involving progressive degeneration and eventual destruction of the function of nerves that control voluntary movement....more »
    489. Amyotrophic lateral sclerosis 3
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 3 is caused by a defect on chromosome 18q21....more »
    490. Amyotrophic lateral sclerosis 4, juvenile
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 4 is caused by a defect on chromosome 9q34....more »
    491. Amyotrophic lateral sclerosis 5
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 5 is caused by a defect on chromosome 15q15.1-q21.1....more »
    492. Amyotrophic lateral sclerosis 6
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 6 is caused by a defect on chromosome 16q12....more »
    493. Amyotrophic lateral sclerosis 7
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 7 is caused by a defect on chromosome 20p13....more »
    494. Amyotrophic lateral sclerosis 8
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 9 is caused by a defect on chromosome 20q13.3 and is a dominantly inherited, late-onset form....more »
    495. Amyotrophic lateral sclerosis type 1
    496. Amyotrophic lateral sclerosis, 11
     An inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 11 is differentiated by the origin of the genetic defect involved (6q21)....more »
    497. Amyotrophic lateral sclerosis, 9
     An inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 9 is differentiated by the origin of the genetic defect involved (14q11)....more »
    498. Amyotrophic lateral sclerosis, familial
    499. Amyotrophic lateral sclerosis, familial type 1
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 1 is characterized by adult onset and relatively fast progression of symptoms. It usua...more »
    500. Amyotrophic lateral sclerosis, familial type 2
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 2 is characterized by childhood or adolescent onset of symptoms which progress very sl...more »
    501. Amyotrophic lateral sclerosis, familial type 3
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 3 is characterized late adulthood onset of symptoms which progress slowly over 5 years...more »
    502. Amyotrophic lateral sclerosis, familial type 4
     A generally fatal progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 4 is characterized by the onset of symptoms before the age of 25 and slow progression over the ne...more »
    503. Amyotrophic lateral sclerosis, familial type 5
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 6 is characterized adolescent onset of symptoms with progression varying between 1 and...more »
    504. Amyotrophic lateral sclerosis, familial type 6
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 6 is characterized adult onset of symptoms with progression varying between 1 and 20 y...more »
    505. Amyotrophic lateral sclerosis, familial type 7
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 7 is characterized adult onset of symptoms with progression varying between less than ...more »
    506. Amyotrophic lateral sclerosis, familial type 8
     A generally fatal, inherited progressive disease where destruction of motor nerves in the spinal cord and brain stem cause progressive muscle weakness and wasting. Type 8 is characterized by adult onset and relatively slow progression of symptoms. It occu...more »
    507. Amyotrophic lateral sclerosis, type 6
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 6 is caused by a defect on chromosome 16q12....more »
    508. Amyotrophic lateral sclerosis-parkinsonism-dementia complex
     A nerve degeneration disorder that involves progressive dementia and parkinsonism which ultimately leads to death....more »
    509. Amyotrophic lateral sclerosis-parkinsonism/dementia complex 2
     A nerve degeneration disorder that involves progressive dementia and parkinsonism which ultimately leads to death....more »
    510. Anaesthesia complications
     Complications that occur due to anaesthesia...more »
    511. Anal Cancer
     Cancer (malignant) that develops in the tissues of the anus....more »
    512. Anal fissure
     Tear in the anal region....more »
    513. Anal itching
     Itching of the anal area...more »
    514. Analgesic nephropathy syndrome
     Kidney damage caused by excessive use of pain-killing drugs. Aspirin and phenacetin mixtures are the most common causes....more »
    515. Analgesic syndrome
     The use of large quantities of pain-killer drugs can sometimes cause serious kidney damage as well as various other problems....more »
    516. Anaphylaxis
     A rare, potentially life-threatening allergic reaction....more »
    517. 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 »
    518. 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 »
    519. Anauxetic dysplasia
     A rare disorder characterized by abnormal skeletal and spinal development....more »
    520. Anchovy poisoning (clupeotoxin)
     Some anchovies contain toxins (Clupeotoxin) which can be poisonous to humans if eaten. Heat does not destroy the toxin and there is still uncertainty as to the origin of the toxin. The toxin appears to be present in higher concentrations in summer and is ...more »
    521. Ancylostoma duodenale
     An infestation with Ancylostoma duodenale which is a parasitic hookwork whichcan cause serious disease in humans - usually occurs in people who work barefoot in damp soil. The hookworms suck blood from the intestines of the host which can result in anemia...more »
    522. Andrade's syndrome
     An inherited condition characterized by deposits of an abnormal protein called amyloid in various parts of the body including organs. The condition mainly involves neurological symptoms....more »
    523. Andropause
     A symptomatic decline in male androgens that may occur as men age....more »
    524. Androphobia
     An exaggerated or irrational fear of men...more »
    525. Anemia
     Reduced ability of blood to carry oxygen from various possible causes....more »
    526. Anemia of pregnancy
     Anemia of pregnancy is anemia that occurs during pregnancy. Women's bodies have a greater demand for iron during pregnancy and if intake is not sufficient, anemia can result. Anemia in pregnant women can lead to infant problems such as premature birth, fe...more »
    527. 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 »
    528. Anemia, Iron-Deficiency
     A lack of fully functioning red blood cells due to a deficiency of iron. The iron allows the body to make hemoglobin in red blood cells which in turn allows the red blood cell to carry oxygen....more »
    529. 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 »
    530. Anemia, Refractory, with Excess of Blasts
     A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. There are two types: type 1 refers to cases where the level of blasts is less than 10% ...more »
    531. Anemia, Refractory, with Excess of Blasts, type 1
     A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. Type 1 refers to cases where the level of blasts is less than 10% and type 2 refers to ...more »
    532. Anemia, Refractory, with Excess of Blasts, type 2
     A bone marrow disease which results in insufficient red blood cells in the blood (anemia). The prognosis is poor with death usually occurring within a couple of years. Type 1 refers to cases where the level of blasts is less than 10% and type 2 refers to ...more »
    533. 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 »
    534. 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 »
    535. 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 »
    536. 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 »
    537. Anencephaly
     A birth defect where most or all of the brain is missing - most die before birth. Usually the associated portions of skull and other tissue are also missing....more »
    538. 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 »
    539. 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 »
    540. 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 »
    541. 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 »
    542. 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 »
    543. 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 »
    544. 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 »
    545. 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 »
    546. 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 »
    547. 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 »
    548. 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 »
    549. 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 »
    550. 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 »
    551. 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 »
    552. 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 »
    553. 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 »
    554. 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 »
    555. 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 »
    556. Aneurysmal subarachnoid haemorrhage
     Bleeding in the space around the brain that occurs from a leak in a weakened or dilated blood vessel under the arachnoid layer of the brain. Death can occur if treatment is not prompt....more »
    557. Angelman syndrome
     A rare genetic disorder characterized by a puppet-like gait, fits of laughter and characteristic facial features....more »
    558. Angelman-Like Syndrome, X-linked
     A very rare syndrome characterized mainly by mental retardation, mutism, facial anomalies, epilepsy and weak eye muscles. Males tended to have severe mental retardation whereas female carriers had mild or no mental retardation. Patients do eventually walk...more »
    559. Angelucci's syndrome
     A rare disorder characterized by various symptoms associated with vernal (nonbacterial) conjunctivitis. The conjunctivitis tends to recur seasonally and is believed to have allergic origins....more »
    560. Angina
     A special type of chest pain....more »
    561. Anginophobia
     An exaggerated or irrational fear of angina, choking or narrowness of the throat....more »
    562. 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 »
    563. Angiofollicular ganglionic hyperplasia -- plasma cell type
     A rare disorder characterized by a localized overgrowth of lymph node tissue which can form a benign tumor-like growth. There are two types of the disease: hyaline-vascular type or the plasma cell type which tends to have more severe symptoms. The plasma-...more »
    564. 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 »
    565. 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 »
    566. Angiokeratoma -- mental retardation -- coarse face
     A rare inherited genetic syndrome characterized by mental retardation, coarse facial features and capillary hemangiomas....more »
    567. Angioma
     Clump of blood or lymph vessels usually in the skin...more »
    568. Angioma hereditary neurocutaneous
     A rare genetic condition characterized angiomas involving both the skin and nervous system....more »
    569. Angiomatosis, diffuse corticomeningeal, of Divry and Van Bogaert
     A rare condition characterized by diffuse sclerosis and clusters of capillaries in parts of the brain as well as a marbled appearance to the skin....more »
    570. 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 »
    571. 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 »
    572. 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 »
    573. Angiostrongyliasis
     Infection by a parasitic worm (Angiostrongylus). Infection can occur through eating contaminated raw animals such as snails, slugs, prawns or crabs which act as hosts to these parasites....more »
    574. Anglophobia
     An exaggerated or irrational fear of England or the English....more »
    575. Anhidrosis
     A condition which is characterized by an absence of the ability to sweat...more »
    576. 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 »
    577. Aniridia -- absent patella
     A rare genetic condition characterized by an abnormal or missing kneecap as well as the absence of the iris of the eye....more »
    578. Aniridia -- mental retardation syndrome
     A very rare syndrome characterized by mental retardation and absent irises....more »
    579. Aniridia -- ptosis -- mental retardation -- obesity, familial
     A rare familial disorder characterized by eye abnormalities, mental retardation and obesity....more »
    580. Aniridia -- renal agenesis -- psychomotor retardation
     A rare genetic disorder characterized by missing irises of the eye, kidney developmental problems and mental retardation....more »
    581. Aniridia III
     A genetic disorder where part or all of the iris of one or both eyes is missing. The iris is the colored part of the eye. There are four forms of the disease: AN-1, AN-II, AN-III and AN-IV. AN-III is associated with mental retardation....more »
    582. Aniridia cerebellar ataxia mental deficiency
     A rare inherited disorder characterized by a partial absence of the iris, mental retardation and impaired coordination of voluntary movements....more »
    583. Aniridia ptosis mental retardation obesity familial type
     A rare familial disorder characterized by eye abnormalities, mental retardation and obesity....more »
    584. Anisakiasis
     Intestinal infection by a parasitic worm (Anisakidae). Infection usually occurs by eating seafood infected with the larvae....more »
    585. Anisocytosis
     Variation in red blood cell size, commonly seen in anaemia...more »
    586. 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 »
    587. 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 »
    588. Ankle conditions
     Conditions that affect the ankle...more »
    589. Ankle fracture
     Fracture of bones in the ankle....more »
    590. Ankle injuries
     Injury to the ankle...more »
    591. Ankle sprain
     Damage to the ankle ligaments....more »
    592. Ankylophobia
     An exaggerated or irrational fear of stiff or immobile joints....more »
    593. Ankylosing spondylarthritis
     Inflammation of one or more spine joints. The spine becomes progressively painful and stiff and the spine joints may eventually fuse and cause disability. The condition may vary from mild to severe. Inflammation can affect other joints and tissues....more »
    594. Ankylostomiasis
     A parasitic intestinal infection caused by a hookworm called Ancylostoma duodenale or Necator americanus. Infection usually occurs when larva enter a break in the skin and then travel throughout the body until the reach the intestines....more »
    595. Annular pustular psoriasis
     Pustular psoriasis is a form of psoriasis characterized by pustules rather the skin bumps. There are various subtypes of the disorder: generalized, annular, palmoplantar or juvenile. Annular pustular psoriasis tends to have a ring-like appearance where th...more »
    596. Anophthalmia -- hand and foot defects -- mental retardation
     A rare syndrome characterized mainly by mental retardation, hand and foot defects and absent eyes....more »
    597. Anophthalmia -- heart and pulmonary anomalies -- intellectual deficit
     A rare disorder characterized by absent eyes, heart and lung anomalies and mental retardation....more »
    598. Anophthalmia -- hypothalamo-pituitary insufficiency
     A rare syndrome characterized mainly by small or absent eyes and malformations of the hypothalamus and pituitary gland....more »
    599. Anophthalmia -- hypyothalamo-pituitary insufficiency
     A rare syndrome characterized mainly by small or absent eyes and malformations of the hypothalamus and pituitary gland....more »
    600. Anophthalmia -- short stature -- obesity
     A very rare syndrome characterized by absent eyes, short stature and obesity....more »
    601. Anophthalmia with pulmonary hypoplasia
     A rare disorder characterized by absent or very small eyes and underdeveloped lung tissue....more »
    602. Anorectal abscess
     A condition characterized by a collection of puss located in the anorectal area...more »
    603. Anorexia
     Any type of appetite loss; often refers to anorexia nervosa...more »
    604. Anorexia Nervosa
     A disorder where a distorted sense of body image leads to self-starvation to the point of death in some cases....more »
    605. Anoxemia
     Lack of oxygen in the blood...more »
    606. Anoxia
     Lack of oxygen to the body's tissues....more »
    607. Ansell-Bywaters-Elderking syndrome
     A rare familial syndrome characterized mainly by mental retardation, rash, eye inflammation and joint disease....more »
    608. 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 »
    609. Anterior pituitary hyperhormonotrophic syndrome
     A syndrome characterized by the excessive production of various hormones (gonadotrophic, thyrotrophic, lactotrophic and pancreatrophic hormone)....more »
    610. Anterior spinal artery stroke
     An interruption to the blood supply in the anterior spinal artery which affects sensation, motor control and bowel control. The symptoms may improve to varying degrees once the blood supply returns to normal. The severity of the disorder depends on the ex...more »
    611. Anthophobia
     An exaggerated or irrational fear of flowers....more »
    612. Anthracosis
     A condition characterized by the accumulation of carbon in the lungs caused by inhaled smoke or coal dust...more »
    613. Anthrax
     A serious infectious bacterial disease that can be fatal....more »
    614. Anthropophobia
     An exaggerated or irrational fear of people and groups of people....more »
    615. 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 »
    616. Anti-plasmin deficiency, congenital
     A very rare inherited blood disorder involving a deficiency of antiplasmin which results in excessive bleeding....more »
    617. 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 »
    618. 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 »
    619. 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 »
    620. 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 »
    621. 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 »
    622. 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 »
    623. 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 »
    624. 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 »
    625. 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 »
    626. 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 »
    627. 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 »
    628. 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 »
    629. 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 »
    630. 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 »
    631. 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 »
    632. Anticholinergic syndrome
     Symptoms caused by overdose of anticholinergic drugs....more »
    633. Anticholinergics poisoning
     Excessive ingestion of anticholinergic drugs....more »
    634. Anticoagulant poisoning
     Excessive ingestion of anticoagulant drugs....more »
    635. 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 »
    636. 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 »
    637. 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 »
    638. 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 »
    639. 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 »
    640. Antidiarrheal agent poisoning
     Antidiarrheal agents contain chemicals such as atropine and diphenoxylate which can cause various symptoms if excessive quantities are taken. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    641. 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 »
    642. 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 »
    643. 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 »
    644. 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 »
    645. 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 »
    646. 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 »
    647. 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 »
    648. 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 »
    649. 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 »
    650. 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 »
    651. Antiphospholipid syndrome
     An autoimmune disorder characterized by blood clots and pregnancy losses....more »
    652. 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 »
    653. 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 »
    654. 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 »
    655. 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 »
    656. 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 »
    657. 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 »
    658. 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 »
    659. Antisynthetase syndrome
     A rare autoimmune disease that affects the muscles. It involves the development of antibodies to an enzyme (aminoacyl-tRNA synthetase) which is involved in making proteins....more »
    660. 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 »
    661. 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 »
    662. 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 »
    663. 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 »
    664. 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 »
    665. 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 »
    666. 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 »
    667. 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 »
    668. 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 »
    669. 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 »
    670. 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 »
    671. Antlophobia
     An exaggerated or irrational fear of floods....more »
    672. Anton-Vogt syndrome
     A congenital disorder where a brain anomaly results in involuntary purposeless movements (choreathetosis). Excitement and activity can make symptoms worse....more »
    673. Anxiety
     A feeling of apprehension, and fear without apparent stimulus that is associated sometime with somatic responses...more »
    674. Anxiety conditions
     Medical conditions related to anxiety, fear, and panic....more »
    675. Anxiety-tension syndrome
     Anxiety associated with physical symptoms such as tense muscles and fatigue....more »
    676. 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 »
    677. Aortic Aneurysm, Thoracic
     Bulging and weakness of the aorta in the area of the chest. The condition is life-threatening as death can occur rapidly if the aneurysm bursts....more »
    678. 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 »
    679. 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 »
    680. 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 »
    681. 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 »
    682. Aortic arch anomaly with peculiar facies and mental retardation
     A very rare syndrome characterized by mental retardation, characteristic facial anomalies and abnormal position of the aorta....more »
    683. Aortic arches defect
     A defect in the top part of the aorta (aortic arch) that consists of several arterial branches. There is a variety of defects that can occur and symptoms will be determined by the particular defect involved. Possible types of defects includes aortic coarc...more »
    684. 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 »
    685. Aortic dilatation- joint hypermobility- arterial tortuosity
     A rare syndrome characterized by the dilation of the aortic root, hyperextensible joints and varicose veins...more »
    686. Aortic dissection
     A tear in the inner layer of the aorta (major artery in the body) which allows blood to escape into outer layers of the artery....more »
    687. Aortic stenosis
     A condition which affects the aortic valve of the heart resulting in stenosis of the valve....more »
    688. Aortic supravalvular stenosis
     A rare congenital condition involving increased intestinal calcium absorption and characterized by development delay, distinctive facial features, small nails and short stature....more »
    689. Aortic valve incompetence
     A condition characterized by an inability of the aortic valve to function effectively...more »
    690. Apallic syndrome
     A persistent vegetative state caused by brain damage....more »
    691. Apeirophobia
     An exaggerated or irrational fear of infinity....more »
    692. Apert syndrome
     A rare condition characterized by abnormalities in the appearance of the face and head as well as finger and toe abnormalities. The bones of the skull fuse together too early which prevents it from growing normally. Various toes and fingers may be fused t...more »
    693. Apiophobia
     An exaggerated or irrational fear of bees....more »
    694. 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 »
    695. Aplasia cutis congenital -- intestinal lymphangiectasia
     A rare disorder characterized by a skin defect and dilated intestinal lymph vessels....more »
    696. Apnea
     Cessation of breathing. Apnea can be caused by neurological diseases, strangulation, drugs and airway obstruction....more »
    697. Apnea of infancy (AOI)
     Temporary cessation of breathing in infants (under one year old) for longer than 15-20 seconds. The infants are not premature....more »
    698. Appendicitis/acute appendicitis/chronic appendicitis
    699. Appian-Plutarch syndrome
     Symptoms caused by excessive doses of a drug called atropine....more »
    700. Apple seed poisoning
     Apple seeds contain a toxic chemical called amygdalin which can cause serious symptoms if eaten in large quantities. Hospital admission is recommended if more than 50 apple seeds have been consumed....more »
    701. Apraxia, oculomotor, Cogan type
     A rare inherited condition where the person is unable to move eyes horizontally making it difficult to follow objects....more »
    702. Apricot seed poisoning
     Apricot seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the pit remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental ingest...more »
    703. 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 »
    704. Arachibutyrophobia
     An exaggerated or irrational fear of peanut butter sticking to the roof of the mouth....more »
    705. Arachnephobia
     An exaggerated or irrational fear of spiders....more »
    706. Arachnidism
     Poisoning from a spider bite....more »
    707. Arachnodactyly -- ataxia -- cataract -- aminoaciduria -- mental retardation
     A rare syndrome characterized mainly by congenital cataracts, ataxia, mental retardation, abnormal amino acid metabolism and long, thin fingers....more »
    708. Arachnodactyly -- mental retardation -- dysmorphism
     A very rare syndrome characterized by mental retardation, unusual facial features and long, thin fingers and toes....more »
    709. 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 »
    710. Arachnoiditis
     A progressive disorder where the arachnoid membrane becomes inflamed and the brain and spinal cord may also become inflamed....more »
    711. Arakawa syndrome 1
     An inherited metabolic disorder where an enzyme deficiency (glutamate formiminotrransferase) causes mental and physical retardation and degeneration of brain tissue....more »
    712. 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 »
    713. Arbovirosis
     An infectious disease caused by an arbovirus. The virus is transmitted by arthropods such as insects and ticks. Examples of arboviruses include Yellow Fever, Japanese encephalitis and tick-borne encephalitis. The symptoms may vary depending on the type of...more »
    714. Arbovirus
     Any group of viruses transmitted to humans by mosquitoes and ticks...more »
    715. Arcobacter butzleri infection
     A bacterial infection that involves bacteria from the Arcobacter genus. It tends to cause gastrointestinal symptoms but may also cause blood infections. The bacteria tends to originate in pigs, cattle, sheep and water....more »
    716. Arcobacter cryaerophilus infection
     A bacterial infection that involves bacteria from the Arcobacter genus. It tends to cause gastrointestinal symptoms but may also cause blood infections. The bacteria tends to originate in pigs, cattle, sheep and water....more »
    717. Arcobacter infection
     A bacterial infection that involves bacteria from the Arcobacter genus. It tends to cause gastrointestinal symptoms but may also cause blood infections. The bacteria tends to originate in pigs, cattle, sheep and water....more »
    718. 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 »
    719. Arena syndrome
     A rare disorder characterized by mental retardation, spastic paraplegia and iron deposits in part of the brain that controls movement (basal ganglia)....more »
    720. Arenavirus
     A genus of viruses of the family Arenaviridae...more »
    721. Arenaviruses
     Rare viral infection usually caught from rodents....more »
    722. 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 »
    723. 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 »
    724. Arginine-glycine amidinotransferase deficiency
     A rare enzyme deficiency which manifests as mental retardation, developmental delay and speech problemss...more »
    725. Argininosuccinase lyase deficiency, late onset
     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 late onset form of the condition tends to start later in life as there is some level of ...more »
    726. 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 »
    727. Arginninosuccinic acid synthetase deficiency
    728. Arima syndrome
     A rare disorder characterized mainly by eye and brain abnormalities....more »
    729. Aristolochic Acid poisoning
     Aristolochic acid is derived from a forest herb from the Aristocholochia family. It is often used in herbal preparations such as Aristolochia Fang Ch, Bragantia and Asarum. It is usually used in herbal preparations to promote weight loss. The substance is...more »
    730. Arizona Bark Scorpion poisoning
     A bite from the Arizona Bark scorpion contains chemicals toxic to the nerve system and can cause serious, life-threatening symptoms....more »
    731. Arm conditions
     Conditions that affect the arm...more »
    732. Arm fracture
     Fracture of bones in the arm....more »
    733. Arm injury
     An injury to the arm...more »
    734. Armani-Ebstein nephropathy
     Abnormal deposits of glycogen in the kidneys that occurs in diabetics with very high levels of sugar in the blood and urine....more »
    735. Armendares syndrome
     A rare syndrome characterized mainly by retarded growth and facial, skull and eye abnormalities....more »
    736. 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 »
    737. 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 »
    738. Arnold-Chiari malformation type 4
     Arnold-Chiari malformation is a rare malformation where the base of the brain enters into the upper spinal canal. Type 4 actually involves a lack of development of a portion of the base of the brain (cerebellum). The prognosis is very poor with death ofte...more »
    739. Aromatic amino acid decarboxylase deficiency
     A rare inborn error of metabolism involving the deficiency of an enzyme (aromatic L-amino acid decarboxylase) needed to process aromatic amino acids. This results in a deficiency of neurotransmitters such as dopamine and serotonin. The condition manifests...more »
    740. Arrhythmias
     Irregularity in the heart's beating rhythm....more »
    741. Arterial insufficiency
     When amount of blood flowing through an artery is insufficient to meet the needs of the tissue....more »
    742. Arterial occlusive disease
     A condition which is characterized by occlusion of arterioles...more »
    743. Arterial occlusive disease, progressive -- hypertension -- heart defects -- bone fragility -- brachysyndactyly
     A rare syndrome characterized by narrowing or blockage of a number of arteries (in the kidneys, abdomen, brain and heart) as well as fragile bones, heart defects and finger abnormalities. Fractures and high blood pressure often start during the first year...more »
    744. Arterial tortuosity syndrome
     A rare disorder which affects the connective tissue that makes up blood vessels resulting in various arterial abnormalities. Connective tissue abnormalities also affect the skin and joints....more »
    745. Arteriosclerosis Obliterans
     Arteriosclerosis that results in the narrowing and gradual blockage of the artery. Arteriosclerosis involves the deposition of cholesterol plaques and other material on the inside of the artery walls. The symptoms will depend on the location of the arteri...more »
    746. Arteritis
     Inflammation of an artery...more »
    747. Artery conditions
     Any conditions affecting arteries...more »
    748. Arthralgia
     Pain in the joints, often a symptom of arthritis....more »
    749. 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 »
    750. Arthritis -- short stature -- deafness
     A very rare syndrome characterized by arthritis, short stature, deafness and numerous other abnormalities....more »
    751. Arthritis, Gouty
     Joint pain and inflammation (arthritis) caused by gout (buildup of urate crystals). The big toe is most commonly affected but other joints may also be affected e.g. foot, ankle, elbow, wrist, knee and fingers. Usually only one joint is affected at a time....more »
    752. Arthrogryposis -- epileptic seizures -- migrational brain disorder
     A rare disorder characterized by congenital joint contractures, epileptic seizures and brain development abnormalities. It can be caused by fetal exposure to alcohol or chemical products....more »
    753. Arthrogryposis -- hyperkeratosis, lethal form
    754. Arthrogryposis -- renal dysfunction -- cholestasis syndrome
     A very rare syndrome characterized by joint contractures, kidney dysfunction and liver problems....more »
    755. Arthrogryposis IUGR thoracic dystrophy
     A very rare syndrome characterized by congenital joint contractures, intrauterine growth retardation (IUGR) and ribcage abnormalities....more »
    756. Arthrogryposis due to muscular dystrophy
     A rare disorder where a non-progressive muscle disease results in the presence of multiple joint contractures at birth....more »
    757. Arthrogryposis multiplex congenita type 2B
     A form of distal arthrogryposis (joint contractures in ends of limbs) that also involves craniofacial abnormalities....more »
    758. Arthrogryposis multiplex congenita, distal, X-linked
     A rare condition characterized by the presence of contractures at birth as well as various other anomalies. The condition is X-linked....more »
    759. Arthrogryposis, congenital -- myopathic seizures
     A rare syndrome characterized by mental retardation and muscle problems....more »
    760. Arthrogryposis, distal, type 2B
     A form of distal arthrogryposis (joint contractures in ends of limbs) that also involves craniofacial abnormalities....more »
    761. Arthrogryposis-like disorder
     A rare disorder characterized by joint contractures of the knees and ankles resulting in wasting or overgrowth of nearby muscles....more »
    762. Arthropathy, progressive pseudorheumatoid, of childhood
     A form of progressive rheumatoid arthritis that affects children....more »
    763. Asbestos conditions
     Medical conditions caused be exposure to asbestos dust...more »
    764. Asbestosis
     Lung condition from asbestos exposure...more »
    765. Ascaridida Infections
     Infection with parasitic nematodes from the Ascaridida family. Specific infections include ascariasis, toxoscariasis and anisakiasis. Symptoms may vary depending on the specific nematode involved and the location of the infection....more »
    766. Ascaris lumbricoides
     Common roundworm infecting human intestines. Causing restlessness, fever, diarrhea....more »
    767. Aseptic abscesses syndrome
     A rare syndrome involving the development of deep, sterile lesions containing neutrophils. The lesions don't respond to antibiotics but do respond to corticosteroid therapy. The abscesses usually occur in the abdomen and are often associated with conditio...more »
    768. 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 »
    769. 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 »
    770. 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 »
    771. Asparagus berry overdose
     The asparagus plant has bright red berries which can cause skin and gastrointestinal problems which are relatively minor and short-lived. The young shoots of the asparagus plant can also cause problems....more »
    772. 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 »
    773. 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 »
    774. Asperger Syndrome, Susceptibility to, 1
     Asperger Syndrome is considered to be a mild form of autism and manifests in symptoms such as problems with social interactions and repetitive behavior patterns and interests. Language and cognition skills are considerable less affected than in autism. Re...more »
    775. Asperger Syndrome, Susceptibility to, 2
     Asperger Syndrome is considered to be a mild form of autism and manifests in symptoms such as problems with social interactions and repetitive behavior patterns and interests. Language and cognition skills are considerable less affected than in autism. Re...more »
    776. Asperger Syndrome, Susceptibility to, 3
     Asperger Syndrome is considered to be a mild form of autism and manifests in symptoms such as problems with social interactions and repetitive behavior patterns and interests. Language and cognition skills are considerable less affected than in autism. Re...more »
    777. Asperger Syndrome, X-linked, Susceptibility to, 1
     Asperger Syndrome is considered to be a mild form of autism and manifests in symptoms such as problems with social interactions and repetitive behavior patterns and interests. Language and cognition skills are considerable less affected than in autism. Re...more »
    778. Asperger Syndrome, X-linked, Susceptibility to, 2
     Asperger Syndrome is considered to be a mild form of autism and manifests in symptoms such as problems with social interactions and repetitive behavior patterns and interests. Language and cognition skills are considerable less affected than in autism. Re...more »
    779. Asperger syndrome
     A neuropsychiatric disorder mainly involving the inability to understand and becoming involved in social interaction....more »
    780. Aspergillosis
     Infection with a fungus called Aspergillus....more »
    781. Asphyxia
     Inability to breath and suffocation...more »
    782. Asphyxia neonatorum
     A condition where a newborn infant fails to start breathing on its own in the minutes following birth....more »
    783. 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 »
    784. Asteatotic dermatitis
     An itchy eczema-like skin condition involving areas of superficial cracking and mild peeling of the skin. Older people who bathe excessive in hot soapy water and live in houses with a high temperature and low humidity are the most prone to this condition....more »
    785. Asteatotic eczema
     Asteatotic eczema is a chronic skin condition that tends to occur in old age. It usually develops on the lower legs but can occur on other parts of the body as well. Symptoms tend to be worse in dry winter weather....more »
    786. Asthenia
     A term used to describe weakness or lack of energy....more »
    787. Asthenophobia
     An exaggerated or irrational fear of weakness or fainting....more »
    788. Asthma
     Repeated attacks of breathing difficulty....more »
    789. Asthma in Adults
    790. Asthma in Children
    791. Asthma, Exercise-Induced
     Breathing problems caused by exercise. Patients who suffer from asthma and allergic rhinitis are particularly prone to the condition. Factors such as reduced humidity, cold temperatures, high levels of pollen, poor physical fitness, respiratory infections...more »
    792. Asthma-like conditions
     Medical conditions similar to asthma, or having similar symptoms....more »
    793. Asthma-related traits, susceptibility to, 1
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 14q22.1....more »
    794. Asthma-related traits, susceptibility to, 2
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 7p15-p14....more »
    795. Asthma-related traits, susceptibility to, 3
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 2p16....more »
    796. Asthma-related traits, susceptibility to, 4
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 1p31....more »
    797. Asthma-related traits, susceptibility to, 5
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 12q14.3....more »
    798. Asthma-related traits, susceptibility to, 6
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 17q21....more »
    799. Asthma-related traits, susceptibility to, 7
     An increased risk of asthma-related traits such as wheezing and atopic dermatitis are linked to a defect on chromosome 1q32.1....more »
    800. Astraphobia
     An exaggerated or irrational fear of lightning and thunder....more »
    801. Astrocytoma
     A malignant tumour of the nervous system composed of astrocytes....more »
    802. Astrophobia
     An exaggerated or irrational fear of stars and celestial space....more »
    803. Astroviruses
    804. Asymmetric septal hypertrophy
     A disease of the heart muscle characterized by increased thickness of the wall of the heart ventricle which affects the hearts function....more »
    805. Ataxia -- apraxia -- mental retardation, X-linked
     A rare X-linked syndrome characterized mainly by ataxia, apraxia and mental retardation. The symptoms are generally nonprogressive....more »
    806. Ataxia -- diabetes -- goiter -- gonadal insufficiency
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    807. Ataxia -- oculomotor apraxia, type 1
     A nerve disorder which affects the motor nerves and results in movement problems which includes the eyes. Gait problems are usually the first symptom and this is followed by speaking difficulty, intention tremor and then eye movement problems....more »
    808. Ataxia Telangiectasia
     A rare inherited childhood disorder involving progressive degeneration of the nervous system....more »
    809. Ataxia deafness reardon type
     A rare syndrome observed in a Kuwati family characterized by ataxia, deafness and mental retardation....more »
    810. Ataxia tapetoretinal degeneration
     Conditions involving incoordination and an eye anomaly....more »
    811. Ataxia, Hereditary, Autosomal Dominant
     A group of rare, dominantly inherited neuromuscular disorder involving degeneration of the brain and spinal cord. The range, progression and severity of symptoms can vary quite considerably depending on the genetic defect involved....more »
    812. Ataxia-oculomotor apraxia syndrome
     A nerve disorder which affects the motor nerves and results in movement problems which includes the eyes. Gait problems are usually the first symptom and this is followed by speaking difficulty, intention tremor and then eye movement problems....more »
    813. Ataxiophobia
     An exaggerated or irrational fear of muscular incoordination (ataxia). This disorder is not to be confused with ataxophobia which is a fear of disorder or untidiness....more »
    814. Ataxophobia
     An exaggerated or irrational fear of disorder or untidiness. This disorder is not to be confused with ataxiophobia which is a fear of muscular incoordination (ataxia)....more »
    815. Atelectasis
     Collapse of lung tissue affecting part or all of one lung. Atelectasis may be an acute or chronic condition. In acute atelectasis, the lung has recently collapsed and is primarily notable only for airlessness. In chronic atelectasis, the affected area is ...more »
    816. Atelophobia
     An exaggerated or irrational fear of imperfection....more »
    817. Atephobia
     An exaggerated or irrational fear of ruin....more »
    818. Athabaskan brainstem dysgenesis
     A rare neurological disorder caused by abnormal brainstem development and function....more »
    819. Athabaskan severe combined immunodeficiency
     A severe immunodeficiency disorder found in Navajo and Apache populations....more »
    820. Atherosclerosis, premature -- deafness -- diabetes mellitus -- photomyoclonus -- nephropathy -- degenerative neurologic disease
     A rare syndrome characterized mainly by deafness, diabetes, epilepsy, kidney disease and premature hardening of the arteries....more »
    821. Atherosclerosis- deafness -- diabetes -- epilepsy -- nephropathy
     A rare syndrome characterized mainly by deafness, diabetes, epilepsy, kidney disease and premature hardening of the arteries....more »
    822. Athlete's foot
     Fungal skin condition typically of feet or toes....more »
    823. Athyrotic hypothyroidism sequence
     A rare congenital disorder characterized by a thyroid gland defect....more »
    824. Ativan overdose
     Ativan is a prescription drug mainly used to treat anxiety. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    825. Ativan withdrawal
     Symptoms that occur when Ativan (Lorazepam) use is discontinued or reduced. Ativan is an anti-anxiety drug. Symptoms may vary depending on the level of dependence....more »
    826. Atkin-Flatiz syndrome
     A rare, X-linked syndrome characterized mainly by mental retardation and facial anomalies....more »
    827. 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 »
    828. Atlantic mussel food poisoning
     Atlantic mussels contain a toxin called domoic acid which can affect nerve tissue. The mussels are found in the North Atlantic and Pacific coast and the Gulf of Mexico....more »
    829. Atopic dermatitis 1
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    830. Atopic dermatitis 2
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    831. Atopic dermatitis 3
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    832. Atopic dermatitis 4
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    833. Atopic dermatitis 5
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    834. Atopic dermatitis 6
     Atopic dermatitis is a skin disorder characterized by chronic inflammation and itching. Dry, red, itchy patches of skin tend to develop most often in the folds of the arms and knees, wrists, face and hands. Atopic dermatitis often runs in a family which m...more »
    835. Atopic dermatitis related allergy refers to allergies that
     Atopic dermatitis related allergy refers to allergies that are related to atopic dermatitis. These allergies are allergic rhinitis (hay fever) and asthma. Atopic dermatitis is a skin condition caused by an allergic reaction - it is often called eczema. A ...more »
    836. Atrial Fibrillation
     Common heart arrythmia with rapid beating in upper chambers...more »
    837. Atrial Fibrillation, Familial 2
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 2 is linked to a genetic defect on chromosome 6q...more »
    838. Atrial Fibrillation, Familial 3
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 3 is linked to a genetic defect on chromosome 11...more »
    839. Atrial Fibrillation, Familial 4
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 4 is linked to a genetic defect on chromosome 21...more »
    840. Atrial Fibrillation, Familial 5
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 5 is linked to a genetic defect on chromosome 4q...more »
    841. Atrial Fibrillation, Familial 6
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 6 is linked to a genetic defect on chromosome 1p...more »
    842. Atrial Fibrillation, Familial 7
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 7 is linked to a genetic defect on chromosome 12...more »
    843. Atrial Fibrillation, Familial 8
     A rare inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases. Type 8 is linked to a genetic defect on chromosome 16...more »
    844. Atrial Septal Defect 3
     A rare heart malformation involving the presence of an abnormal opening between the two atrial chambers of the heart which allows abnormal mixing of oxygenated and deoxygenated blood. The severity of the symptoms depends on the size and location of the de...more »
    845. Atrial Septal Defect 4
     A rare heart malformation involving the presence of an abnormal opening between the two atrial chambers of the heart which allows abnormal mixing of oxygenated and deoxygenated blood. The severity of the symptoms depends on the size and location of the de...more »
    846. Atrial Septal Defect 5
     A rare heart malformation involving the presence of an abnormal opening between the two atrial chambers of the heart which allows abnormal mixing of oxygenated and deoxygenated blood. The severity of the symptoms depends on the size and location of the de...more »
    847. Atrial Septal Defect 6
     A rare heart malformation involving the presence of an abnormal opening between the two atrial chambers of the heart which allows abnormal mixing of oxygenated and deoxygenated blood. The severity of the symptoms depends on the size and location of the de...more »
    848. Atrial arrhythmia
     Arrhythmia arising in the atrium....more »
    849. Atrial fibrillation, familial 1
     A dominantly inherited condition where abnormal electrical activity in the heart causes it to have a fast and irregular beat. The condition may go unnoticed or may cause stroke or sudden death in some cases....more »
    850. Atrial flutter
     Heart arrhythmia where atria beat more often than ventricles...more »
    851. 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 »
    852. Atrial septal defect 1
     A rare heart malformation involving the presence of an abnormal opening between the two atrial chambers of the heart which allows abnormal mixing of oxygenated and deoxygenated blood. The severity of the symptoms depends on the size and location of the de...more »
    853. Atrial septal defect 2
     A rare heart malformation involving the presence of an abnormal opening between the two atrial chambers of the heart which allows abnormal mixing of oxygenated and deoxygenated blood. The severity of the symptoms depends on the size and location of the de...more »
    854. Atrial tachyarrhythmia with short pr interval
     An inherited heart rhythm abnormality characterized by a short PR interval and atrial tachyarrhythmia....more »
    855. Atrichia -- mental and growth delay
     A rare syndrome characterized mainly by mental retardation, growth delay and the absence of hair....more »
    856. Atrioventricular septal defect
     A congenital heart defect where the valves and walls between the upper and lower heart chambers (atrial and ventricular septa and the atrioventricular valves) don't develop properly. Symptoms are determined by the severity of the malformation....more »
    857. Atrophic vaginitis
     Type of vaginitis usually related to aging and menopause...more »
    858. Atrophoderma of Pierini and Pasini
     A progressive skin disease characterized by violet or brown skin lesions of varying sizes....more »
    859. Atrophoderma vermiculata
     A rare disorder involving destruction of skin tissue that primarily affects the face and causes characteristic skin lesions....more »
    860. Atropine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Atropine 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 »
    861. Attention Deficit and Disruptive Behavior Disorders
     A condition characterized by attention problems and disruptive behavior. The condition is considered to be a grouping of three other disorders - oppositional defiant disorder, conduct disorder and attention-deficit hyperactivity disorder....more »
    862. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 1
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    863. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 2
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    864. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 3
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    865. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 4
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    866. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 5
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    867. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 6
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    868. Attention Deficit-Hyperactivity Disorder, Susceptibility to, 7
     ADHD or attention deficit hyperactivity disorder is a common neurobehavioral developmental disorder that usually occurs in childhood and can continue into adulthood. Researchers have discovered a number of genes linked to an increased susceptibility to AD...more »
    869. Attenuated congenital adrenal hyperplasia
     A late onset form of congenital adrenal hyperplasia where insufficient adrenal corticosteroids are produced by the body due to the deficiency of a particular chemical. The severity of symptoms varies from person to person and onset may occur as early as c...more »
    870. Atypical coarctation of aorta
     Coarctation of the aorta is 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...more »
    871. Atypical hemolytic uremic syndrome
     A rare condition characterized by hemolytic anemia, thrombocytopenia and kidney failure that has no obvious cause....more »
    872. Atypical pyridoxine-dependent seizures
     A form of epilepsy which responds to anticonvulsant therapy for only a period of time but are able to be managed by pyridoxine supplementation after a few months. Seizures may disappear for a few months even after pyridoxine supplementation is ceased....more »
    873. Auditory Processing Disorder
     Failure of the brain to correctly process sound....more »
    874. Auditory perceptual disorder
     A hearing disorder where the brain is unable to properly process or interpret auditory information it receives from the hearing organs....more »
    875. Aughton syndrome
     A very rare syndrome characterized primarily by small eyes, cleft palate, mental retardation and dextrocardia (heart located on right side of chest instead of left)....more »
    876. Aulophobia
     An exaggerated or irrational fear of flutes....more »
    877. Aural atresia -- multiple congenital anomalies -- mental retardation
     A rare syndrome characterized by a number of malformations as well as mental retardation....more »
    878. 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 »
    879. Aureobasidium pullulans exposure
     Aureobasidium pullulans is a species of fungus which is capable of causing a variety of diseases in humans. The fungus is most often found in damp places either inside the home or in the environment. It is often pinkish or blackish. It is a rare cause of ...more »
    880. Aurophobia
     An exaggerated or irrational dislike of gold....more »
    881. Auroraphobia
     An exaggerated or irrational fear of Auroral lights....more »
    882. 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 »
    883. Australian Umbrella Tree poisoning
     The Australian Umbrella tree is an evergreen shrub or tree which originated in Asia. The sap of the plant contains oxalate which can cause irritation symptoms. Skin contact with the sap from the plant can result in irritation and eating parts of the plant...more »
    884. Austrian syndrome
     A condition where alcoholism is associated with heart failure and pneumococcal meningitis....more »
    885. Autism
     Childhood mental condition with social and communication difficulties....more »
    886. Autism, Susceptibility to, 15
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    887. Autism, X-linked, susceptibility to, 1
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    888. Autism, X-linked, susceptibility to, 2
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    889. Autism, X-linked, susceptibility to, 3
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    890. Autism, susceptibility to, 1
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    891. Autism, susceptibility to, 10
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    892. Autism, susceptibility to, 11
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    893. Autism, susceptibility to, 12
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    894. Autism, susceptibility to, 13
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    895. Autism, susceptibility to, 14
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    896. Autism, susceptibility to, 3
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    897. Autism, susceptibility to, 4
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    898. Autism, susceptibility to, 5
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    899. Autism, susceptibility to, 6
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    900. Autism, susceptibility to, 7
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    901. Autism, susceptibility to, 8
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    902. Autism, susceptibility to, 9
     A developmental disorder characterized by an impaired ability to communicate with or relate to people or the environment around them and repetitive behavior. The severity of the disorder is variable. Researchers have discovered a number of genetic abnorma...more »
    903. Autistic conditions
     Medical conditions related to autism or autism spectrum disorders....more »
    904. Autoimmune Diseases of the Nervous System
     A group of diseases where the body's immune system attacks it's own nervous system. Examples includes opsoclonus myoclonus syndrome, Guillain-Barre syndrome and multiple sclerosis. Symptoms vary depending on which nerves are involved....more »
    905. 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 »
    906. Autoimmune Hepatitis
     Liver inflammation caused due to autoimmune processes where the body's immune system attacks the liver....more »
    907. 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 »
    908. Autoimmune Myelopathy
     A disturbance functionally or pathological change in the spinal cord...more »
    909. Autoimmune Myocarditis
     Inflammation of the heart muscle due to the body's own immune system attacking it....more »
    910. Autoimmune Thrombocytopenia
     Autoimmune disorder causing a lack of blood platelets....more »
    911. Autoimmune Urticaria
     An itchy rash caused by an autoimmune reaction...more »
    912. Autoimmune Vasculitis
     A inflammation of the blood vessels caused by an autoimmune reaction...more »
    913. Autoimmune diseases
     A group of disorders in which the primary cause is the an inflammatory reaction caused by the body's own immune system attacking tissues...more »
    914. Autoimmune enteropathy, type 1
     A rare condition involving autoimmune problems which can variably manifest as enteropathy (diarrhea), hemolytic anemia, and endocrine gland diseases such as diabetes mellitus and thyroid disease. Resistance to viral infections is poor. The condition is li...more »
    915. Autoimmune neuropathies
     Nerve diseases from autoimmune damage....more »
    916. Autoimmune oophoritis
     An autoimmune condition where the body's own immune system attacks the ovaries and causes them to become inflamed. It can lead to ovarian function stopping prematurely....more »
    917. Autoimmune orchitis
     A inflammation of the testicles caused by an autoimmune reaction...more »
    918. Autoimmune peripheral neuropathy
     Damage to peripheral nerves that occurs when the body's own immune system attacks it....more »
    919. Autoimmune progesterone dermatitis
     A skin rash that appears to be a result of the body's immune reaction to progesterone. As progesterone production is linked to menstrual cycles, the rash occurs usually in the week before menstruation until a few days after menstruation starts....more »
    920. 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 »
    921. Autoimmune thyroid diseases
     Autoimmune diseases of the thyroid gland....more »
    922. Automobile accidents injury
     An injury caused by the mechanism of a car accident...more »
    923. Automysophobia
     An exaggerated or irrational fear of being dirty....more »
    924. Autonomic Dysreflexia
     A complication of spinal cord injury where a particular stimulus can trigger an excessive response from the autonomic nervous system which causes blood pressure to rise - sometimes to dangerous levels. Stimuli that can trigger the response include bladder...more »
    925. Autonomic dysreflexia syndrome
     A complication caused by injury to the neck or upper back region of the spinal cord. Symptoms are induced by stimulation below the level of the injury which can be caused by such things as distended bladder, scratching the feet, squeezing the penis, stimu...more »
    926. Autonomic neuropathy
     A disorder of the nervous system concerned with regulation of activity of cardiac muscle, smooth muscle, and glands, usually restricted to the sympathetic and parasympathetic systems...more »
    927. Autophobia
     An exaggerated or irrational fear of being egotistical or being by oneself....more »
    928. Autosensitization dermatitis
     A skin reaction involving the development of a variety of skin lesions in response to infections (virus, bacteria, fungus, parasite), inflammatory skin conditions or other triggers. The skin reaction may vary considerable in appearance from itchy red skin...more »
    929. Autosomal Dominant Charcot-Marie-Tooth with hearing loss
     A dominantly inherited form of Charcot-Marie-Tooth disease which also involves hearing loss. Charcot-Marie-Tooth disease is a progressive nerve disease that affects the peripheral nerves and hence the muscles primarily in the limbs....more »
    930. Autosomal Recessive Polycystic Kidney Disease
     Severe form of PKD, a genetic kidney disease....more »
    931. Autosomal recessive spastic paraplegia, type 11
    932. Axenfeld-Rieger syndrome
     A rare genetic disorder characterized by underdeveloped or absent teeth and craniofacial and eye abnormalities. The range of symptoms that can occur is somewhat variable....more »
    933. 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 »
    934. Ayazi syndrome
     A very rare syndrome characterized by choroideremia (a degenerative disease of the retina), deafness and obesity....more »
    935. Azalea poisoning
     Bacillus cereus is a bacterium that can cause food poisoning symptoms such as vomiting and diarrhea. There are two types: Type I causes mainly vomiting and is associated with fried rice whereas type II causes mainly diarrhea and is associated with meats, ...more »
    936. Azarcon-induced lead poisoning
     Azarcon is a lead-containing tetraoxide salt used mainly by Mexican people to treat digestive or stomach problems including indigestion and diarrhea. This folk remedy has the potential to cause lead poisoning due to its relatively high content of lead. Ch...more »
    937. 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 »
    938. B-cell lymphomas
     A group cancers involving the proliferation of lymphocytic B-cells. Examples include small lymphocytic lymphoma, immunoblastic lymphoma and lymphoblastic lymphoma....more »
    939. B-cell prolymphocytic leukaemia
     A rare type of leukemia involving a proliferation of immature white blood cells (prolymphocytes - B-cells)....more »
    940. BBB syndrome, X-linked
     A rare genetic disorder characterized by defects along the midline of the body. The type and severity of symptoms can vary considerably. There are two subtypes of the disorder: type I is inherited in a X-linked manner and type II is inherited in an autoso...more »
    941. BEEC
     A rare syndrome characterized by a birth defect where the bladder is inside out and protrudes from the lower abdominal wall. The urethra and genitals are also abnormally formed. The degree of malformation is variable....more »
    942. BIDS syndrome
     A rare inherited condition characterized by brittle hair (B), mental and physical impairment (I), decreased fertility (D) and short stature (S)....more »
    943. BK virus infection
     A type of polyomavirus that infects most people but generally causes no symptoms. However, that virus may be reactivated when a patient receives immunosuppressive therapy following an organ transplant....more »
    944. BOD syndrome
     A very rare syndrome characterized primarily by small nails, digital abnormalities (mainly of the fifth finger and toe) and various facial anomalies....more »
    945. Ba Bow Sen-induced lead poisoning
     Ba Bow Sen is a folk remedy used mainly by Chinese people to treat childhood hyperactivity and to alleviate nightmares. This folk remedy has the potential to cause lead poisoning due to its relatively high content of lead. Children are more susceptible to...more »
    946. Baber's syndrome
     A very rare syndrome characterized by the association of congenital liver cirrhosis with Fanconi syndrome....more »
    947. Babesiosis
     A parastic infection by a particular protozoa (Babesia) which is transmitted through tick bites. The disease produces symptoms similar to malaria....more »
    948. 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 »
    949. Bacillaceae Infections
     Infection with bacteria from the Bacillaceae family. Bacillaceae infection can cause a variety of diseases depending on the specific bacteria involved e.g. anthrax, tetanus, botulism....more »
    950. Bacillophobia
     An exaggerated or irrational fear of missiles....more »
    951. Back Impairment
     An impairment of the function of the back...more »
    952. Back conditions
     A group of conditions that affect the back...more »
    953. Back sprain
     Damage to ligaments in the back....more »
    954. 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 »
    955. Baclofen -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Baclofen 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 »
    956. Bacteremia
     A condition where there is the presence of bacteria in the blood...more »
    957. Bacterial appendicitis
     Appendicitis is inflammation of the inner lining of the vermiform appendix that spreads to its other parts. Appendicitis may occur for several reasons, such as an infection of the appendix, but the most important step is the obstruction of the appendiceal...more »
    958. Bacterial digestive infections
     Bacterial infections affecting the gastrointestinal...more »
    959. Bacterial diseases
     Diseases caused by a bacterial infection...more »
    960. Bacterial endocarditis
     Infection and inflammation of the inner layers of the heart, most commonly the valves cause by bacteria....more »
    961. Bacterial pericarditis
     Inflammation and swelling of the pericardium (fibrous sac surrounding the heart) due to a bacterial infection. It can occur as a complication of a bacterial infection in some other part of the body. It is most often a complication of a respiratory infecti...more »
    962. Bacterial septicemia
     Sepsis of the bloodstream caused by bacteraemia....more »
    963. Bacterial toxic-shock syndrome
     A very rare, potentially fatal infection caused by toxins produced by bacteria, especially bacteria such as Staphylococcus aureus or Streptococcus pyogenes. The condition is often associated with tampon use but can originate from other sources....more »
    964. Bacteriophobia
     An exaggerated or irrational fear of bacteria....more »
    965. Bagassosis
     Inhalation of sugarcane dust particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to th...more »
    966. Bagassosis -- Thermoactinomyces sacchari
     Inhalation of sugarcane dust particles contaminated with fungus (Thermoactinomyces sacchari) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result fr...more »
    967. Bahemuka Brown syndrome
     A very rare syndrome characterized by spastic paraplegia and skin pigmentation irregularities....more »
    968. Balance disorders
     Various disorders impairing the body's sense of balance....more »
    969. Balanitis
     Inflammation of the penis head (glans)...more »
    970. Balanitis xerotica obliterans
     Dermatological condition affecting male genetalia. Characterised by atrophic white patches and white indurarted tissue at the tip preventing retraction....more »
    971. Balantidiasis
     Intestinal infection with a parasitic protozoa (Balantidium coli) resulting in intestinal inflammation. It is usually transmitted through direct or indirect contact with pig fecal matter....more »
    972. Bali goli-induced lead poisoning
     Bali goli (flat black bean) is a folk remedy used mainly by Indian and Asian people to treat intestinal problems. This folk remedy has the potential to cause lead poisoning due to its relatively high content of lead. Children are more susceptible to the e...more »
    973. Balint's syndrome
     A rare eye disorder characterized by difficulties with visual perception which stems from damage to a part of the brain. Essentially, the patient is unable to see more than one object at a time irrespective of the size of the object. For example, if gazin...more »
    974. Ballantyne-Runge syndrome
     A pregnancy that goes over the normal gestation term of 42 weeks. The greatest problem with prolonged gestation is the fact that the placenta may shrink and be unable to supply the fetus with sufficient oxygen and nutrients. In extreme cases, the fetus ma...more »
    975. Ballard syndrome
     A rare condition characterized by enlarged liver and spleen and fractures that occur in areas of weakened bone....more »
    976. Balo disease
     A rare neurological disorder where the protective sheath around brain nerve fibres are progressively destroyed. Symptoms are determined by the size and location of the affected brain area....more »
    977. Balo's concentric sclerosis
     Demyelination of the brain producing a variety of symptoms depending on the area of the brain affected....more »
    978. Balo's concentric sclerosis (rare variant of MS)
     Balo's Concentric Sclerosis is a rare demyelinating disorder characterized pathologically by concentric rings of alternating demyelinated and relatively myelin preserved white matter. The pathogenesis of the concentric lesion may be explained by periodic ...more »
    979. Balsam apple poisoning
     The Balsam apple is a climbing vine which produces yellowish fruit. The fruit contains toxins - resin, saponic glycoside and alkaloids - which can cause various symptoms if eaten. Large amounts of the fruit or seeds to be consumed to cause toxicity. The l...more »
    980. Balsam pear poisoning
     The Balsam pear is a climbing vine which produces yellowish fruit. The fruit contains toxins - resin, saponic glycoside and alkaloids - which can cause various symptoms if eaten. Large amounts of the fruit or seeds to be consumed to cause toxicity. The le...more »
    981. Bamboo hair syndrome
     A rare inherited condition characterized by abnormally formed hair shafts and a skin condition involving scaling and redness of the skin. Patients are also predisposed to developing allergic conditions such as asthma and eczema and food allergies. The sev...more »
    982. 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 »
    983. Baneberry poisoning
     Baneberries are toxic and can cause a skin reaction on contact or various poisoning symptoms....more »
    984. Bangstad syndrome
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    985. Bannayan-Zonana syndrome
     A rare genetic disorder characterized by macrocephaly, intestinal polyposis, pigmentation of penis and benign tumor-like growths....more »
    986. 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 »
    987. 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 »
    988. Bar's syndrome
     A rare type of bacterial infection that tends to occur in pregnant women. It manifests as pain in the gallbladder, ureter or appendix area as well as fever and bacteria in the urine....more »
    989. Baraitser burn fixen syndrome
     A rare syndrome characterized mainly by skeletal abnormalities, a skin disorder and an expressionless face....more »
    990. Baraitser-Rodeck-Garner syndrome
     A very rare syndrome characterized primarily by mental retardation, premature fusion of skull bones, kidney anomalies, seizures and facial anomalies....more »
    991. Baraitser-Winter syndrome
     A rare syndrome characterized by a structural eye defect, droopy eyelids and mental retardation....more »
    992. Barakat syndrome
     A rare condition characterized by deafness, kidney disease and insufficiency parathyroid hormone production....more »
    993. Barber's rash
     Skin infection in facial hair areas...more »
    994. Barber-Say syndrome
     A very rare syndrome characterized primarily by excessive hair growth, skin anomaly, large mouth and outward turned eyelids (ectropion)....more »
    995. Barbiturate abuse
     Abuse of barbiturate medications...more »
    996. Bard-Pic syndrome
     The presence of jaundice, enlarged gallbladder and progressive wasting of the body which indicates a head or pancreatic cancer....more »
    997. Bardet-Biedl Syndrome
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities....more »
    998. Bardet-Biedl syndrome, type 1
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 1 is caused by a defect in chromosome 11q13....more »
    999. Bardet-Biedl syndrome, type 10
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 10 is caused by a defect in chromosome 12q....more »
    1000. Bardet-Biedl syndrome, type 11
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 11 is caused by a defect in chromosome 9q33.1....more »
    1001. Bardet-Biedl syndrome, type 12
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 12 is caused by a defect in chromosome 4q27....more »
    1002. Bardet-Biedl syndrome, type 2
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 2 is caused by a defect in chromosome 16q21....more »
    1003. Bardet-Biedl syndrome, type 3
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 3 is caused by a defect in chromosome 3p12-q13....more »
    1004. Bardet-Biedl syndrome, type 4
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 4 is caused by a defect in chromosome 15q22.3....more »
    1005. Bardet-Biedl syndrome, type 5
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 5 is caused by a defect in chromosome 2q31....more »
    1006. Bardet-Biedl syndrome, type 6
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 6 is caused by a defect in chromosome 20p12....more »
    1007. Bardet-Biedl syndrome, type 7
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 7 is caused by a defect in chromosome 4q27....more »
    1008. Bardet-Biedl syndrome, type 8
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 8 is caused by a defect in chromosome 14q32.11....more »
    1009. Bardet-Biedl syndrome, type 9
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities. Type 9 is caused by a defect in chromosome 7p14....more »
    1010. Bare lymphocyte syndrome
     An inherited immunodeficiency disorder characterized by T- and B-cell dysfunction (these cells are essential for helping fight infection). Lack of treatment can result in infant death from infection....more »
    1011. Barley Worker's disease -- Aspergillus spp.
     Inhalation of barley particles contaminated with fungus (Aspergillus spp.) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immu...more »
    1012. Barmah Forest virus
     Mosquito-borne virus in parts of Australia...more »
    1013. Barophobia
     An exaggerated or irrational fear of gravity....more »
    1014. 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 »
    1015. 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 »
    1016. 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 »
    1017. Bartschi-Rochaix syndrome
     A range of symptoms caused by compression of the cerebral artery....more »
    1018. Bartsocas Papa syndrome
     A rare condition characterized by webbing of skin as well as various other physical and mental abnormalities....more »
    1019. Bartter Syndrome
     A rare genetic disorder of kidney metabolism characterized by reduced blood acidity and low potassium levels....more »
    1020. Bartter Syndrome type 4
     Bartter syndrome is a rare disorder where abnormal kidney metabolism results in low blood acidity an potassium levels. Type 4 also involves sensorineural deafness....more »
    1021. Bartter Syndrome type 4A
     Bartter syndrome is a rare disorder where abnormal kidney metabolism results in low blood acidity an potassium levels. Type 4A also involves sensorineural deafness....more »
    1022. Bartter Syndrome type 4B
     Bartter syndrome is a rare disorder where abnormal kidney metabolism results in low blood acidity an potassium levels. Type 4B also involves sensorineural deafness....more »
    1023. 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 »
    1024. 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 »
    1025. Basal cell carcinoma
     Basal cell carcinoma is a slow-growing form of skin cancer....more »
    1026. Basal cell carcinoma, infundibulocystic
     A variant form of skin cancer....more »
    1027. Basal cell carcinomas with milia and coarse, sparse hair
     A rare disorder characterized mainly by skin cancer, milia and coarse, sparse hair. The milia tend to disappear without treatment by adolescence....more »
    1028. Basal ganglia disease, biotin-responsive
     A neurological disease that affects the part of the brain called the basal ganglia. The disease responds well to biotin administration but relapses within a month if the biotin is stopped. If the condition is diagnosed late or there are recurring episodes...more »
    1029. Basan syndrome
     A rare condition characterized by skin, hair and nail abnormalities....more »
    1030. Basaran-Yilmaz syndrome
     A very rare syndrome characterized by reduced body hair, thickened skin on various parts of the body and the presence of white nails at birth....more »
    1031. Basilar artery insufficiency
     It refers to a temporary set of symptoms due to decreased blood flow in the posterior circulation of the brain....more »
    1032. Basilar artery insufficiency syndrome
     A range of symptoms caused by impaired blood flow through the basilar artery. The symptoms may come and go according to variation in blood flow through the basilar artery. The blood flow may be impaired by such things as thrombosis, narrowed artery and bl...more »
    1033. Basilar artery migraine
     Basilar migraine (BM), also known as Bickerstaff syndrome, consists of headache accompanied by dizziness, ataxia, tinnitus, decreased hearing, nausea and vomiting, dysarthria, diplopia, loss of balance, bilateral paresthesias or paresis, altered conscious...more »
    1034. Bassoe syndrome
     A very rare syndrome characterized primarily by hypogonadism, cataracts during infancy and muscle weakness....more »
    1035. Bathmophobia
     An exaggerated or irrational fear of walking....more »
    1036. Bathophobia
     An exaggerated or irrational fear of depths. This can include a fear of lakes or long hallways....more »
    1037. Batophobia
     An exaggerated or irrational fear of passing high buildings....more »
    1038. Batrachophobia
     An exaggerated or irrational fear of frogs or toads....more »
    1039. Battaglia Neri syndrome
     A very rare syndrome characterized by mental retardation, small head, epilepsy, coarse facial features and skeletal anomalies. Only two reported cases of this syndrome....more »
    1040. Batten-Turner muscular dystrophy
     A benign form of congenital muscular dystrophy involving relatively minor muscle wasting. The condition progresses slowly until adulthood....more »
    1041. Bd syndrome
     A very rare syndrome characterized mainly by the association of mental retardation, small eyes and a movement disorder....more »
    1042. Bearn-Kunkel syndrome
     A type of autoimmune liver disease characterized by liver damage, very high blood gammaglobulin levels and increased plasma cells....more »
    1043. Beau's syndrome
     A syndrome characterized by heart insufficiency and inability of the heart ventricles to completely empty of blood....more »
    1044. Becker Muscular Dystrophy
     A muscular dystrophy charaterised by enlargement of muscles...more »
    1045. Beckwith-Wiedemann Syndrome
     A rare genetic disorder characterized by macroglossia, omphalocele, macrosomia and ear creases....more »
    1046. Bedsores
     Skin ulcers from prolonged pressure...more »
    1047. Beer-drinker syndrome
     Symptoms that can occur when large amounts of beer is consumed with little or no food....more »
    1048. Behcet's Disease
     Recurring inflammation of small blood vessels affecting various areas....more »
    1049. Behr syndrome
     A rare inherited neurological condition characterized by spastic paraplegia and sometimes optic atrophy....more »
    1050. Bejel
     An infectious disease caused by Treponema pallidum which is similar to the organism that causes syphilis but is not sexually transmitted....more »
    1051. Bell mania
     A rare life-threatening neuropsychiatric disorder involving delusions, hyperactivity and periods of fever. Death can occur within days or months without treatment....more »
    1052. Bellini-Chiumello-Rinoldi syndrome
     A very rare syndrome characterized primarily by mental retardation, short stature and unusual shaped ends of long bones....more »
    1053. Belonephobia
     An exaggerated or irrational fear of pins and needles....more »
    1054. Ben-Ari-Shuper-Mimouni syndrome
     A very rare syndrome characterized mainly by abnormal development of the structure separating the two halves of the brain as well as duplicated ureters that collect the urine from the kidney and deliver it to the bladder....more »
    1055. Benazepril Hydrochloride -- Teratogenic Agent
     Experimental studies on rats indicate that the use of Benazepril Hydrochloride 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 tha...more »
    1056. Benign Fasciculation Syndrome
     Common movement disorder manifesting in a fine (fast) tremor; it is an inherited condition of unknown cause....more »
    1057. Benign Multiple Sclerosis
     Describes a type of relapsing-remitting multiple sclerosis in which few relapses occur. These relapses tend to produce sensory symptoms, which go away and leave very little or no residual damage or disability...more »
    1058. Benign Prostate Hyperplasia
     Non-cancerous prostrate enlargement common with aging...more »
    1059. Benign astrocytoma
     Benign tumors that occur in the brain or spinal cord. Symptoms and severity depends on the location and size of the tumors....more »
    1060. Benign essential blepharospasm
     A neurological disorder where certain eye muscles fail to function properly....more »
    1061. Benign essential tremor syndrome
     A condition characterized mainly by tremor affecting usually then hands and head and the tremors may then slowly progress to other parts of the body....more »
    1062. Benign familial infantile seizures 1
     A harmless form of epilepsy that occurs during infancy. Episodes of multiple seizures tend to occur over a day or few days. Psychomotor development is not affected. The seizures tend to involve increased muscle tone, apnea, cyanosis, eye deviation and psy...more »
    1063. 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 »
    1064. 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 »
    1065. Benign mucosal pemphigoid
     A rare chronic disease involving blistering and scarring of the mucous membranes especially in the mouth and conjunctiva of the eye....more »
    1066. Benign paroxysmal torticollis of infancy
     A harmless condition characterized by recurring periods of head tilting resulting from dystonia (sustained muscle contractions) of the neck muscles. Other symptoms such as vomiting and irritability may also occur variably. Episodes tend to occur without a...more »
    1067. Benign peptic ulcer
     Benign ulcer is erosion in the lining of the stomach....more »
    1068. Benjamin syndrome
     A rare disorder characterized mainly by anemia, bone abnormalities and mental and growth retardation....more »
    1069. Benson's syndrome
     A rare neurodegenerative disorder characterized mainly by defective visual information processing which affects a person's ability to recognize familiar objects and people....more »
    1070. Bentham-Driessen-Hanveld syndrome
     A rare syndrome characterized mainly by the association of undescended testes, long thin fingers and mental retardation....more »
    1071. Benzodiazepine abuse
     Abuse of benzodiazepine tranquiliser medications...more »
    1072. Benztropine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Benztropine 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 »
    1073. 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 »
    1074. 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 »
    1075. 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 »
    1076. 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 »
    1077. Bergman syndrome
     A rare disorder which may be acquired or present at birth. A part of the stomach pushes above the diaphragm and compresses the chest organs which can produce various symptoms....more »
    1078. Beriberi
     Disease due to vitamin B1 deficiency (thiamine)...more »
    1079. Berlin Breakage syndrome
     A very rare syndrome characterized mainly by a small head, reduced immunity and increased risk of cancer. The features of this condition are virtually indistinguishable from the Nigmegen Breakage syndrome....more »
    1080. Bernard syndrome
     A familial condition characterized by acute anemia, jaundice, hemoglobinuria and destruction of red blood cells. Acute symptoms may follow an episode of fever, abdominal pain, vomiting, malaise and joint pain....more »
    1081. Bernard-Soulier Syndrome
     A rare inherited blood coagulation disorder caused by blood platelet abnormalities which results in easy bruising and excessive bleeding....more »
    1082. 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 »
    1083. Berry aneurysm, cirrhosis, pulmonary emphysema, and cerebral calcification
     A very rare syndrome characterized primarily by brain aneurysms, liver cirrhosis, pulmonary emphysema and calcification of the brain (cerebrum)....more »
    1084. Berylliosis
     A condition that results from inhalation of beryllium in to form of dust or fumes. The lungs, skin eyes or blood may be affected and the affects can occur immediately or after long term exposure....more »
    1085. Besnier-Boeck-Schaumann disease
     A rare disease where inflammatory granular nodules form in various organs....more »
    1086. Bessman-Baldwin syndrome
     A rare disorder characterized by degeneration of the brain and the macula of the eye....more »
    1087. 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 »
    1088. Beta Thalassemia trait
     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 trait involves de...more »
    1089. Beta ketothiolase deficiency
     A rare inherited disease characterized by the bodies inability to metabolise certain amino acids and products of the breakdown of fat. Harmful levels of organic acids build up in the body and cause ketoacidic attacks....more »
    1090. 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 »
    1091. Beta-Adrenergic poisoning
     Excessive ingestion of Beta-Adrenergic drugs....more »
    1092. Beta-hydroxybutyric aciduria
     A rare disorder of amino acid metabolism where glycine and proline are unable to be metabolized properly due to deficiency of the enzyme called succinic semialdehyde dehydrogenase....more »
    1093. Beta-mannosidosis
     A very rare type of inherited glycoprotein storage disease where deficiency of an enzyme called beta-mannosidase results in a build-up of certain sugars (oligosaccharides) which can harm the body....more »
    1094. Beta-ureidopropionase deficiency
     A metabolic disorder where the deficiency of an enzyme (Beta-ureidopropionase) results mainly in neurological abnormalities such as mental retardation. The symptoms are variable however....more »
    1095. Bethlem myopathy
     A rare, slow-progressing, genetic muscle disorder where the muscle gradually weaken and become wasted....more »
    1096. Bibliophobia
     An exaggerated or irrational fear of books....more »
    1097. Bicarbonate deficit
     A condition caused by excessive organic or inorganic acids in the body. The excess may be due to abnormally high acid production such as occurs during fever and starvation or may occur as a result of excessive acid intake, acid retention or loss of bases....more »
    1098. Bicep muscle strain
     Damage to the bicep muscle in the arm due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the ...more »
    1099. Bickerstaff's brainstem encephalitis
     A rare condition where inflammation of the brainstem results in various symptoms such as ataxia and ophthalmoplegia. The onset of symptoms is usually acute....more »
    1100. Bickerstaff's brainstem encephalitis (BBE)
     A rare condition where inflammation of the brainstem results in various symptoms such as ataxia and ophthalmoplegia. The onset of symptoms is usually acute....more »
    1101. Biemond syndrome type 1
     A rare inherited condition characterized by mental retardation, finger and toe abnormalities, obesity and eye problems....more »
    1102. Biemond syndrome type 2
     A rare inherited condition characterized by mental retardation, obesity, polydactyly and underdeveloped genitals....more »
    1103. Bile Duct Cancer
     A malignancy arising in the bile ducts of the liver...more »
    1104. Bile Duct Conditions
     An inflammatory bacterial infection that affects the meninges...more »
    1105. 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 »
    1106. Bile acid synthesis defect, congenital, 4
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    1107. Bile acid synthesis defects
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    1108. 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 »
    1109. 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 »
    1110. 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 »
    1111. Bile acid synthesis defects, congenital, 4
     A defect which prevents the body from making bile acid which results in progressive liver disease....more »
    1112. Bile duct cancer, extrahepatic
     A rare cancer that develops in the part of the common bile duct that is outside the liver. The common bile duct channels bile from the gall bladder (which stores bile) and the liver (which makes bile) to the small intestine to assist digestion....more »
    1113. Bile duct paucity in Graft-Versus-Host Disease
     A reduced number of ducts that carry bile through and from the liver (bile duct) that results from graft-versus-host disease....more »
    1114. Bile duct paucity in Liver Allograft Rejection
     A reduced number of ducts that carry bile through and from the liver (bile duct) that results from liver allograft rejection....more »
    1115. Bile duct paucity, non syndromic form
     A reduced number of ducts that carry bile through and from the liver (bile duct) that is not associated with a syndrome. Paucity of bile ducts is associated with many liver conditions such as biliary cirrhosis and sclerosing cholangitis....more »
    1116. 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 »
    1117. 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 »
    1118. Biliary conditions
     Medical conditions affecting the biliary system (liver, bile ducts, gallbladder, etc.) in digestion....more »
    1119. Biliary disorder
     Any condition affecting the bile ducts...more »
    1120. Biliary tract cancer
     Cancer that develops in the gallbladder or bile ducts....more »
    1121. Bindewald-Ulmer-Muller syndrome
     A rare syndrome characterized mainly by a heart defect, and mental and growth retardation....more »
    1122. Bing-Neel syndrome
     A rare disorder involving infiltration of the central nervous system by abnormal leukemia-like cells (lymphoplasmocytoid cells) that occur in Waldenström's macroglobulinemia. The abnormality increases blood viscosity which impairs its circulation through ...more »
    1123. Binge eating disorder
     Excessive overeating but without purging...more »
    1124. Binswanger Disease
     Multi-infarct dementia, caused by damage to deep white matter....more »
    1125. Binswanger's Disease
     A type of senile dementia characterized by chronic cerebrovascular disease....more »
    1126. Bint Al Zahab-induced lead poisoning
     Bint Al Zahab is a folk remedy used by various ethnic groups (e.g. Indians, Saudi Arabians) to treat infant colic and to facilitate the passage of meconium in newborns. This folk remedy has the potential to cause lead poisoning due to its relatively high ...more »
    1127. Biotinidase deficiency
     A metabolic disorder where the body lacks the enzyme biotinidase needed to process the vitamin called biotin (vitamin H) into carboxylase enzymes....more »
    1128. 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 »
    1129. Bipolar disorder
     Cycles of mania and depression; commonly called "manic-depression"....more »
    1130. Bipolar disorder I
     Bipolar I disorder is a mood disorder that is characterized by at least one manic or mixed episode. Most people with bipolar I disorder also suffer from episodes of depression....more »
    1131. Bipolar disorder/cyclothymic disorder/hypomania
    1132. 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 »
    1133. Bird cherry seed poisoning
     Wild cherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental i...more »
    1134. Bird flu (avian influenza)
     Bird flu refers to influenza A invection. Influenza A is a viral respiratory infection that can usually occurs in birds (especially poultry) but can be transmitted to humans and cause serious illness. The virus is contagious and can cause severe illness e...more »
    1135. Bird of Paradise poisoning
     Various parts of the Bird of Paradise plant are poisonous - the seeds contain toxic tannins and the leaves can contain hydrocyanic acid. Eating five seed pods can result in poisoning symptoms but the plant is generally considered to have low toxicity....more »
    1136. 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 »
    1137. Bird-headed dwarfism, Montreal type
     A rare condition characterized by dwarfism and a characteristic beak-shaped nose....more »
    1138. Birth Injury
     An injury to the mother caused by childbirth...more »
    1139. Birth control pill poisoning
     Birth control pill contain hormones such as estrogen and progestin and excessive ingestion of the pills can result in relatively minor symptoms - usually there are no serious problems associated with the ingested of many birth control pills at one time. T...more »
    1140. Birthmark
     Skin marking appearing from birth...more »
    1141. Bismuth -- Teratogenic Agent
     Experimental studies on sheep indicate that the use of Bismuth 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 o...more »
    1142. Bitter almond seed poisoning
     Bitter almond seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. Accidental ingestion is very unusual. Bitter almond plants grow mainly in Northern America. Various processes can be used to leach the toxic chemical...more »
    1143. Black eye
     Bleeding in the skin around the eye...more »
    1144. Black henbane poisoning
     Black henbane is a herb which has hairy stems and bears flowers and fruit. All parts of the plant contain tropane alkaloids which is toxic enough to cause death if eaten. Black henbane is often used for medicinal purposes to treat a variety of health cond...more »
    1145. Black locust poisoning
     The black locust is a large deciduous tree which has long clusters of scented flowers and flat fruit pods. The young leaves, seeds and inner bark contain various chemicals (robin, robinine and robitin) which can be toxic if large quantities are eaten. The...more »
    1146. 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 »
    1147. 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 »
    1148. Bland-Garland-White syndrome
     A rare birth malformation where the left coronary artery comes out of the pulmonary artery instead of the aorta. Usually, infants are usually healthy for a few months after which they start having symptoms of heart problems. Occasionally, patients may be ...more »
    1149. Bland-White -Garland syndrome
     A heart disorder where the left coronary artery comes out of the pulmonary artery....more »
    1150. Blast crisis
     The final phase of chronic myeloid leukemia which has a high mortality rate. 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 ...more »
    1151. Blastocystis hominis
     Common parasitic condition often causing digestive symptoms....more »
    1152. 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 »
    1153. Blastomycosis
     A fungal infection caused by Blastomyces dermatitidis and resulting in lung, skin, bone and genitourinary involvement....more »
    1154. Bleeding Heart poisoning
     Bleeding heart is a vine plant that can cause skin reactions on exposure and systemic symptoms such as convulsions if eaten. The leaves and roots are the most toxic parts of the plant and contain a toxic chemical called isoquinoline. Large amounts of the ...more »
    1155. Blegvad-Haxthausen syndrome
     A rare syndrome characterized by skin wasting, zonular cataract, blue eyes and osteogenesis imperfecta....more »
    1156. Blepharitis
     A common eyelid inflammation...more »
    1157. Blepharophimosis -- ptosis -- syndactyly -- mental retardation
     A rare genetic disorder characterized by eye anomalies, webbed fingers and mental retardation....more »
    1158. Blepharophimosis syndrome Ohdo type
     An extremely rare syndrome characterized primarily by mental retardation and eye anomalies. Only a handful of cases have been reported....more »
    1159. Blepharophimosis, Ptosis, Epicanthus Inversus Syndrome
     A rare genetic disorder characterized by inner canthal folds, lateral displacement of inner canthi and drooping upper eyelid. The severity of symptoms is variable. There are two subtypes of the condition: Type 2 involves eye anomalies as well as female fe...more »
    1160. Blepharophimosis, Ptosis, Epicanthus Inversus Syndrome, type 1
     A rare genetic disorder characterized by inner canthal folds, lateral displacement of inner canthi and drooping upper eyelid. The severity of symptoms is variable. There are two subtypes of the condition: Type 2 involves eye anomalies as well as female fe...more »
    1161. Blepharophimosis, Ptosis, Epicanthus Inversus Syndrome, type 2
     A rare genetic disorder characterized by inner canthal folds, lateral displacement of inner canthi and drooping upper eyelid. The severity of symptoms is variable. There are two subtypes of the condition: Type 2 involves eye anomalies as well as female fe...more »
    1162. Blepharoptosis -- aortic anomaly
     A rare disorder characterized mainly by the presence of droopy upper eyelids and an abnormal aorta....more »
    1163. Blood cancer
     Malignancy of one or several of the different types of cells in the blood...more »
    1164. Blood coagulation disorders, inherited
     Inherited blood disorders where the ability to form clots is dysfunctional. The blood needs to be able to clot to prevent excessive bleeding in situations such as when the body suffers some sort of injury. With blood coagulation disorders, the blood's abi...more »
    1165. Blood conditions
     Conditions that affect the blood...more »
    1166. Blue Cohosh poisoning
     Blue Cohosh is a small flowering herb which has clusters of greenish-yellow flowers and fruit with a couple of blue seeds. The plant originated in the US and is often found in forests or wooded areas. Eating the raw seeds or roots can cause poisoning symp...more »
    1167. Blue Diaper Syndrome
     A rare metabolic disorder characterized by vision problems, bluish urine, fever and digestive anomalies....more »
    1168. Blue and bloated syndrome
     Heart and breathing problems that occur in obese patients that can cause reduced blood oxygenation especially while sleeping....more »
    1169. Blue baby
     Any baby born with blueness...more »
    1170. Blue devil poisoning
     The Blue Devil is a hairy flowering herb which tends to grow in mountainous, forested areas. All parts of the plant contain pyrrolizidine alkaloids which are slightly toxic if eaten. Skin contact with the hairs on the plant can also cause minor skin irrit...more »
    1171. Blue rubber bleb nevus
     A very rare congenital vascular disorder characterized by multiple hemangiomas on the skin and internal organs....more »
    1172. Blue-ringed octopus poisoning
     The blue-ringed octopus is found in shallow Australian ocean water and can deliver venomous, potentially fatal bite. The poison is present in the saliva of the octopus. The venom affects the neuromuscular system....more »
    1173. Bluefarb-Stewart syndrome
     A rare disorder where blood vessel defects in a limb causes skin lesions. It most often occurs in one leg. The blood vessel defects involves abnormal connections between arteries and veins....more »
    1174. 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 »
    1175. Body packer syndrome
     Consuming packages of drugs for the purpose of concealing them for transportation....more »
    1176. Body skin hyperlaxity due to vitamin K-dependent coagulation factor deficiency
     A rare inherited connective tissue disorder caused by a deficiency of a blood coagulation factor....more »
    1177. Boeck scabies
     Severe scabies caused by the infestation of huge numbers of mites (in the millions in some cases) under the skin. The scabies tend to live for up to four days as opposed to the normal one day and the condition can be quite contagious....more »
    1178. Boerhaave syndrome
     A rare spontaneous rupture of the esophagus which can occur during violent vomiting or retching....more »
    1179. Bogyphobia
     An exaggerated or irrational fear of demons and goblins....more »
    1180. Boil
     Infected puseous hair follicle on the skin...more »
    1181. Bokhoor-induced lead poisoning
     Bokhoor is a traditional used mainly by Saudi Arabian people to calm infants - it involves burning wood and lead sulphide and inhaling the fumes that are produced. This practice has the potential to cause lead poisoning due to the relatively high exposure...more »
    1182. 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 »
    1183. Boltshauser Syndrome
     Boltshauser Syndrome is a rare condition reported in a few generations in one family. The condition is characterized by paralysis of the vocal cords, deafness and movement problems....more »
    1184. Bone Marrow Conditions
     Medical conditions affecting the bone marrow...more »
    1185. Bone and cartilage tumors
     Any tumors affecting the bones or cartilage, including both cancerous and benign tumors....more »
    1186. Bone cancer
     Malignancy that occurs in the bone...more »
    1187. Bone dysplasia -- corpus callosum agenesis
     A very rare syndrome characterized mainly by abnormal brain development and bone growth abnormalities....more »
    1188. 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 »
    1189. Bone fragility, craniosynostosis, proptosis, hydrocephalus
     A very rare genetic disorder characterized by fragile bones, premature closure of skull bones, protruding eyeballs and fluid buildup in the skull....more »
    1190. Bone pain
     Bone pain or tenderness is aching or other discomfort in one or more bones....more »
    1191. Bone-Marrow failure syndromes
     A disorder where the bone marrow fails to produce enough new blood cells....more »
    1192. Bonefish poisoning (clupeotoxin)
     Some bonefish contain toxins (Clupeotoxin) which can be poisonous to humans if eaten. Heat does not destroy the toxin and there is still uncertainty as to the origin of the toxin. The toxin appears to be present in higher concentrations in summer and is b...more »
    1193. Bonneman-Meinecke-Reich syndrome
     A very rare syndrome characterized by calcium deposits in the brain tissue, deficiency of growth hormones and degeneration of the part of the eye called the retina....more »
    1194. Bonnemann-Meinecke-Reich syndrome
     A rare disorder characterized mainly by growth problems, vision problems and brain disease....more »
    1195. Bonnier's syndrome
     A range of symptoms caused by damage to Dieter's nucleus (the lateral nucleus of the vestibular nerve) or its connections....more »
    1196. Book syndrome
     A rare condition observed in a number of generations within one family. It was characterized by excessive sweating...more »
    1197. Borderline Personality Disorder
     Mental condition with behavioral and emotional problems....more »
    1198. Borjeson Syndrome
     A rare genetic disorder characterized by severe mental deficiency, large ears, hypogonadism and other abnormalities....more »
    1199. Borjeson-Forssman-Lehmann Syndrome
     A rare genetic disorder characterized by severe mental deficiency, large ears, hypogonadism and other abnormalities....more »
    1200. Bork-Stender-Schmidt syndrome
     A very rare syndrome characterized primarily by unusual hair, retinal disease, dental problems and short fingers....more »
    1201. Borna disease
     An infectious neurological disease that affects warm-blooded animals. There is disagreement as to whether the virus may be the underlying cause of some cases of mental illness in humans....more »
    1202. Bornholm disease
     Contagious viral infection...more »
    1203. Boron overuse
     Consumption of high doses of the mineral boron can cause various symptoms....more »
    1204. Borreliosis
     An infectious bacterial disorder that is transmitted by ticks and causes skin rashes joint swelling and other symptoms similar to the flu....more »
    1205. Borries syndrome
     Localized brain inflammation without the production of pus....more »
    1206. Borrone-Di Rocco-Crovato syndrome
     A rare progressive syndrome characterized by skin, heart and skeletal defects. Only several reported cases of the condition....more »
    1207. 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 »
    1208. Borud Syndrome
     A very rare syndrome characterized by numerous features including hearing and vision problems, heart muscle disease, ataxia and peripheral neuropathy....more »
    1209. Boscherini-Galasso-Manca-Bitti syndrome
     A rare syndrome characterized by a range of abnormalities including mental retardation, growth hormone deficiency, congenital heart defect and facial abnormalities....more »
    1210. Bosley-Salih-Alorainy syndrome
     A rare recessively inherited disorder involving inner and outer ear deformity, eye movement disorder, deafness, cardiovascular malformations and other anomalies. The range and severity of symptoms is variable....more »
    1211. 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 »
    1212. Bosviel syndrome
     A rare condition where a blood blister on the uvula ruptures. It often occurs as a complication of tracheal intubation....more »
    1213. Bottlebrush buckeye poisoning
     The Bottlebrush buckeye is a deciduous shrub which bears clusters of white or pink flowers and smooth, leathery fruit containing shiny seeds. The plant originated in southern USA. The plant contains various toxic chemicals (glycoside esculin, saponin aesc...more »
    1214. Botulism food poisoning
     Extremely dangerous food poisoning requiring medical attention, but not always recognized because of its non-abdominal symptoms....more »
    1215. Boudhina-Yedes-Khiari syndrome
     A very rare syndrome characterized primarily by short stature, small head, mental deficiency, seizures, hearing loss and skin lesions....more »
    1216. Bovine spongiform encephalopathy
     This is a medical condition caused by the transmission of an infective prion causing an encephalopathy...more »
    1217. Bowel Obstruction
     Blockage in the bowel of the digestive tract....more »
    1218. Bowel bypass syndrome
     An illness that occurs in patients who have had bowel bypass surgery to treat obesity. The illness can occur days or even years after the operation. As many as a fifth of patients who undergo the operation may suffer the illness. It is believed to be caus...more »
    1219. Bowel strangulation
     Twisting of the bowel often around fibrous bands, causing decreased blood supply and death of bowel tissue....more »
    1220. Bowel-associated dermatosis-arthritis syndrome
     An illness that sometimes occurs in people with gastrointestinal diseases. It is believed to be caused by a build up of bacteria in a pouch in the bowel which triggers the immune system into action....more »
    1221. Bowing of legs, anterior, with dwarfism
     A very rare syndrome characterized primarily by dwarfism and bowed lower leg bones. Only one or two reported cases of the condition....more »
    1222. 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 »
    1223. Box thorn poisoning
     The leaves of the Box thorn plant contain a toxic chemical called atropine and possibly other toxic compounds. The box thorn plant is a spiny-stemmed shrub which originated in Europe. Symptoms can be quite serious depending on the quantity of the plant in...more »
    1224. Boxwood poisoning
     The boxwood is an evergreen, woody, flowering shrub often used as a hedge. The leaves contain steroidal alkaloids which can cause skin irritation upon skin contact with the sap or various other symptoms if eaten. The plant is considered to have a relative...more »
    1225. Brachial Plexus Injury
     Damage to the nerves controlling the shoulder and arm (often from childbirth)....more »
    1226. Brachioradial pruritus
     A condition characterized by itching, burning and other sensations of the skin on one or both arms. The skin has no visible evidence of the skin unless the patient causes damage to the skin due to scratching or rubbing. The condition results from nerve da...more »
    1227. Brachioskeletogenital syndrome
     A rare syndrome characterized by...more »
    1228. Brachycephalofrontonasal dysplasia
     A very rare syndrome characterized primarily by widely spaced eyes and other head and face abnormalities....more »
    1229. Brachycephaly -- deafness -- cataract -- mental retardation
     A very rare syndrome characterized mainly by a short head, deafness, cataracts and mental retardation....more »
    1230. Brachycephaly -- deafness -- cataract -- microstomia -- mental retardation
     A very rare syndrome characterized mainly by a short head, deafness, cataracts and mental retardation....more »
    1231. Brachydactyly -- dwarfism -- mental retardation
     A very rare syndrome characterized by short fingers, very short stature and mental retardation....more »
    1232. Brachydactyly -- mesomelia -- mental retardation -- heart defects
     A rare genetic disorder characterized by mental retardation, heart defects, short digits and short limbs....more »
    1233. Brachydactyly nystagmus cerebellar ataxia
     A very rare syndrome characterized mainly by short digits, nystagmus and cerebellar ataxia....more »
    1234. Brachydactyly, mesomelia, mental retardation, aortic dilation, mitral valve prolapse and characteristic face
     A rare syndrome characterized by short digits, short limbs, mental retardation, aortic dilation, mitral valve prolapse and a characteristic face....more »
    1235. Bracken fern poisoning
     Bracken fern is a type of fern which contains chemicals (glycoside and thiaminase) and can cause symptoms if eaten. The plant is considered to have a relatively low level of toxicity. The new leaf growths (fiddleheads) are actually safely edible....more »
    1236. 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 »
    1237. Brain -- bone -- fat
     A rare inherited disease characterized by bone cysts and progressive presenile dementia....more »
    1238. Brain Concussion
     Trauma resulting in minor injury to the brain which causes a period of interrupted brain function. Simple concussions resolve themselves in about a week whereas more serious ones have persisting symptoms. The onset of symptoms may be delayed....more »
    1239. Brain Fag syndrome
     A type of neurotic disorder that was first observed in white collar workers in Africa....more »
    1240. Brain Stem Glioma
     Tumor of the brain stem consisting of neuroglia of many stages of development....more »
    1241. Brain abscess
     Pus accumulating into an abscess on the brain...more »
    1242. Brain cancer
     Cancer of the brain....more »
    1243. Brain compression
     Internal compression of the brain...more »
    1244. Brain conditions
     Medical conditions that affect the brain...more »
    1245. Brain damage
     Damage to the brain from various causes...more »
    1246. Brain infection
     Infection of the brain including encephalitis...more »
    1247. Brain tumor, adult
     A growth or tumor that develops in the tissues of the brain in adults. The tumor can be benign or malignant....more »
    1248. Brainerd diarrhea
     Diarrheal condition of unknown cause....more »
    1249. Branchial arch syndrome X-linked
     A rare syndrome characterized by a range of abnormalities such as facial anomalies, impaired hearing, short stature, learning disability and branchial arch defects....more »
    1250. Branchial clefts with characteristic facies, growth retardation, imperforate nasolacrimal duct
     A rare genetic disorder characterized by branchial defects, tear duct obstruction and pseudocleft of the upper lip....more »
    1251. Branchial clefts with characteristic facies, growth retardation, imperforate nasolacrimal duct, and
     A rare genetic disorder characterized by branchial defects, tear duct obstruction and pseudocleft of upper lip....more »
    1252. Branchio oculo facial syndrome Hing type
     A rare inherited disorder characterized by ear, eye and facial anomalies....more »
    1253. Branchio-Oculo-Facial Syndrome
     A rare genetic disorder characterized by branchial defects, lacrimal duct obstruction and pseudocleft of upper lip....more »
    1254. Branchio-skeleto-genital syndrome
     A rare inherited disorder characterized by mental retardation, jaw anomalies, cleft palate, sunken chest and other abnormalities....more »
    1255. Breast Cancer
     Cancer of the breast....more »
    1256. Breast Duct Papilloma
     Benign tumour of the collecting duct of the breast....more »
    1257. Breast Milk Jaundice
     Jaundice in an infant caused by the presence of a particular substance in the mother's breast milk which leads to high bilirubin levels in the infant. The condition tends to run in families. The jaundice tends to persist up to six weeks after birth....more »
    1258. Breast abscess
     Pus-filled abscess in the breast...more »
    1259. 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 »
    1260. Breast carcinoma
     Carcinoma occurring in breast tissue....more »
    1261. 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 »
    1262. Brennemann syndrome
     A condition that can occur in young children after a respiratory tract infection. It primarily involves inflammation and swelling of the lymph glands in the abdomen, fever, vomiting and nausea....more »
    1263. Brennemann's syndrome
     Abdominal symptoms that can result from an upper respiratory infection. The abdominal symptoms are caused by inflammation of the abdominal lymph nodes. The condition is most likely to occur in children....more »
    1264. 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 »
    1265. Brief Psychotic Disorder
     Episodes of brief psychosis...more »
    1266. 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 »
    1267. Brill disease
     A form of recurring typhus caused by a bacterium called Rickettsia prowazekii and transmitted by lice. The illness may occur years after the initial sickness and tends to be not as severe....more »
    1268. Briquet syndrome
     A rare, chronic mental disorder characterized mainly by often claiming to have constant physical illness when none is able to be detected. It most often occurs in young females....more »
    1269. Bristleworm poisoning
     Bristleworms are a type of marine worm covered in bristles which they can use to sting. The bristles are strong enough to break human skin and cause symptoms....more »
    1270. Bristowe's syndrome
     Symptoms caused by a brain tumor that develops in the corpus callosum which connects the two brain hemispheres....more »
    1271. Brittle bone syndrome lethal type
     A rare form of brittle bone disease caused by abnormal collagen production which results in weak bones which break easily. The condition can result in death, especially during the process of birth which can result in multiple severe fractures....more »
    1272. Brittle hair -- mental deficiency
     A rare inherited disease characterized by brittle hair, mental retardation and fragile nails....more »
    1273. Broad bean poisoning
     The broad bean is a vine which produces pea-like flowers and long, seed-filled pods. The seeds can be very toxic and can result in death if eaten. This toxic reaction only occurs to certain susceptible people who are unable to process certain chemicals in...more »
    1274. Broken Collarbone
     Fractured collarbone (clavicle)...more »
    1275. Broken elbow
     Fracture at the elbow joint...more »
    1276. Broken finger
     Fracture of a finger bone...more »
    1277. Broken foot
     Fracture of one or more foot bones...more »
    1278. Broken hand
     Fracture of one or more bones in the hand...more »
    1279. Broken jaw
     Fracture of the jaw bone (mandible)...more »
    1280. Broken leg
     Fracture of a bone in the upper or lower leg...more »
    1281. Broken nose
     Fracture of the nose...more »
    1282. Broken shoulder blade
     Fracture of the shoulder blade bone (scapula)...more »
    1283. Broken toe
     Fracture of a bone in a toe...more »
    1284. Bromidrosiphobia
     An exaggerated or irrational fear of having unpleasant body odor....more »
    1285. Bronchial adenomata syndrome
     A type of bronchial tumor that causes various respiratory symptoms....more »
    1286. Bronchiectasis
     Chronic bronchiole dilation from secretions and blockages....more »
    1287. Bronchiolitis
     Inflammation of the bronchioles....more »
    1288. Bronchiolitis obliterans organizing pneumonia
     Inflammation of lung tissue (bronchioles and surrounding tissue) which may occur on its own or as a result of other conditions such as certain infections....more »
    1289. Bronchiolitis obliterans with obstructive pulmonary disease
     A rare condition involving the inflammation and thickening of the internal lung structures (bronchioles) which affects breathing. It can be triggered by certain infections, drug reactions or for no obvious reason. The condition often progresses to cause s...more »
    1290. Bronchitis
     Bronchitis is an inflammation of the air passages within the lungs. It occurs when the trachea and the large and small bronchi within the lungs become inflamed...more »
    1291. Bronchogenic carcinoma
     When cells of the lung start growing rapidly in an uncontrolled manner, the condition is called lung cancer ....more »
    1292. Bronchopulmonary dysplasia
     A rare form of infant lung disease that usually occurs as a complication of ventilator use in premature babies....more »
    1293. Bronze baby syndrome
     A term used to describe the abnormal skin color (grey-brown or bronze) in infants undergoing phototherapy to treat jaundice....more »
    1294. Brown Recluse spider poisoning
     The Brown Recluse spider is poisonous and is found mainly in southern and central areas of the US....more »
    1295. Brown snake poisoning
     The Brown snake is a poisonous Australian snake. They are considered one of the most venomous snakes in the world and their bite can result in death without prompt medical attention. The snake venom contains toxins which affect the blood and nerve systems...more »
    1296. Brown-Sequard Syndrome
     A disorder where spinal cord compression and lesions involve only half of the spinal cord....more »
    1297. Brown-Symmers disease
     A rare form of brain inflammation that occurs in children and can quickly lead to death. Symptoms usually start suddenly....more »
    1298. Brown-Vialetto-Van Laere syndrome
     A very rare progressive disorder characterized by nerve deafness and cranial (and sometimes spinal) nerve paralysis....more »
    1299. 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 »
    1300. Brucellosis
     An infectious disease caused by the Brucella genus which is transmitted from animals to humans....more »
    1301. 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 »
    1302. Bruck syndrome
     A very rare syndrome characterized primarily by weak, brittle bones and abnormal knee, ankle and foot joints (congenital contractures) at birth. There are two different subtypes of the disorder, each with a different genetic defect origin....more »
    1303. Bruck syndrome 1
     A very rare syndrome characterized primarily by weak, brittle bones and abnormal knee, ankle and foot joints (congenital contractures) at birth....more »
    1304. Bruck syndrome, 2
     A very rare syndrome characterized primarily by limited joint extension (congenital contractures), weak fragile bones and webbed skin at elbows and knees....more »
    1305. Brun's syndrome
     Various neurological symptoms caused by an obstruction of the flow of cerebrospinal fluid with certain head postures. The obstruction is often due to some sort of brain tumor or cyst. Symptoms come and go depending on the position of the head....more »
    1306. Brushfield-Wyatt syndrome
     A rare syndrome characterized mainly by mental deficiency, weakness on one side of the body and large port-wine stains that cover about a third of the skin's total surface. This condition may be a variant of another condition called Sturge-Weber syndrome....more »
    1307. Bubble bath allergy
     An immune-mediated reaction to exposure to bubble bath solutions. Bubble bath allergy tends to be more common in children and symptoms can vary in nature and severity....more »
    1308. Buerger's disease
     Buergers's disease is a recurring inflammation and thrombosis (clotting) of small and medium arteries and veins of the hands and feet...more »
    1309. Buffalo pea poisoning
     The buffalo pea is a poisonous plant which contains a toxic compound called quinolizidine alkaloid. The plant is mainly found in Western Canada....more »
    1310. 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 »
    1311. Bullous Pemphigoid
     A chronic skin disorder characterized blistering of the skin which usually occurs on the joints, abdomen, armpit and groin areas....more »
    1312. Bullous dystrophy, macular type
     A rare condition characterized by loss of scalp hair, increased skin pigmentation, small head, mental retardation, short stature and blisters. The blisters do not form necessarily on skin that has suffered trauma but occurs spontaneously....more »
    1313. Bullous systemic lupus erythematosus
     A blistering disease that can develop in patients with systemic lupus erythematosus (SLE). The process is mediated by autoantibodies....more »
    1314. Buntinx-Lormans-Martin syndrome
     A very rare syndrome characterized mainly by eye anomalies and fusion of the forearm bones....more »
    1315. Bunyavirus
     Virus of the family bunyaviridae....more »
    1316. Burkholderia pseudomallei
     Gram negative, aerobic, motile rod shaped bacterium....more »
    1317. Burnett's milk drinker's syndrome
     Burnett's milk drinker's syndrome is a condition where the body is too alkaline and the blood contains too much calcium which results in impaired kidney function. It can be caused by drinking large quantities of milk or using too many alkaline antacid rem...more »
    1318. Burnett's syndrome
     Burnett's syndrome is a condition where the body is too alkaline and the blood contains too much calcium which results in impaired kidney function. It can be caused by drinking large quantities of milk or using too many alkaline antacid remedies. High vit...more »
    1319. Burnett-Schwartz-Berberian syndrome
     A rare syndrome characterized by an inflammatory facial skin disorder and various congenital anomalies....more »
    1320. Burnout syndrome
     Severe stress caused by work-related physical or mental trauma....more »
    1321. Burns
     Injury from burns and scalds....more »
    1322. Bursitis
     Inflammation of one or more bursae (small sacs) of synovial fluid in the body....more »
    1323. Buruli ulcer
     Infection by a bacterium called Mycobacterium ulcerans. The infection is most common in tropical and subtropical climates. The method of transmission is uncertain but the bacteria can enter the skin if it is broken (e.g. a cut) or it may possibly be trans...more »
    1324. Bushmaster poisoning
     The Bushmaster is a poisonous snake found in America....more »
    1325. Busulfan toxicity syndrome
     Symptoms caused by the use of a chemotherapy drug called Busulfan....more »
    1326. 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 »
    1327. Buttiens-Fryns syndrome
     A rare genetic disorder characterized by a small jaw, small mouth and defects involving the hands and feet....more »
    1328. Bwamba virus
     A viral illness caused by a species of bunyavirus and transmitted by mosquitoes. The main symptom is fever and it is often mistaken for malaria. Symptoms generally persist for 5 to 7 days. The virus is most common in East Africa....more »
    1329. Bébé Collodion syndrome
     A rare birth abnormality where an infant is born covered in a tight, yellow, shiny membrane. The membrane peels off and may reform several times. As the membrane dries it can leave crack which can result in infection, dehydration or inability to control b...more »
    1330. C Syndrome
     A rare inherited disorder characterized by a triangular-shaped head, facial anomalies, joint contractures and loose skin....more »
    1331. C-like syndrome
     A rare disorder involving poor fetal growth, limb and facial defects and severe developmental delay....more »
    1332. CACH syndrome
     A rare syndrome characterized mainly by childhood ataxia and reduced myelination of the cerebral nerves. Motor and mental development in the first few years of life is normal with progressive neurodegeneration occurring between 2 and 5 years of age. Fever...more »
    1333. CAHMR syndrome
     A rare genetic disorder characterized mainly by excessive body hair (especially on the back, shoulders and sides of the face), cataracts and mental retardation....more »
    1334. CANOMAD syndrome
     A rare syndrome characterized by a range of abnormalities caused by immune-mediated nerve demyelination. There is usually no loss of limb function associated with the disorder. The face, throat, mouth and eye symptoms (weakness of the muscles) usually com...more »
    1335. CCFDN
     A rare, recessively inherited syndrome characterized by cataracts during infancy, unusual facial appearance and neuropathy....more »
    1336. 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 »
    1337. 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 »
    1338. CDG syndrome type Ic
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1C has a differs from the other subtypes by the type of enzyme which is deficient....more »
    1339. CDK4 linked melanoma
     A mutation in the CDK4 gene can cause an increased susceptibility to melanomas....more »
    1340. CFS subtype 1 (cognitive, musculoskeletal, sleep, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1341. CFS subtype 2 ( musculoskeletal, pain, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1342. CFS subtype 3 (mild)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1343. CFS subtype 4 (cognitive, musculoskeletal, sleep, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1344. CFS subtype 5 (musculoskeletal, gastrointestinal)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1345. CFS subtype 6 (postexertional)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1346. CFS subtype 7 (pain, infectious, musculoskeletal, sleep, neurological, gastrointestinal, neurocognitive, anxiety/depression)
     Chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnose due to lack of...more »
    1347. CHARGE Syndrome
     A rare disorder characterized by choanal atresia, coloboma, ear and genital abnormalities and congenital heart defects....more »
    1348. CHILD syndrome ichthyosis
     A rare genetic disorder characterized by unilateral hypomelia, underdeveloped skin and heart defects....more »
    1349. 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 »
    1350. CMV antenatal infection
     A rare condition where a fetus becomes infected with the cytomegalovirus through the mother....more »
    1351. COACH syndrome
     A very rare syndrome characterized by ataxia, gaps or holes in various eye structures, mental retardation, liver fibrosis and brain abnormalities....more »
    1352. COFS syndrome
     A genetic disorder involving degeneration of the brain and spinal cord that starts during the fetal stage....more »
    1353. COPD
     Severe obstruction of bronchial air flow typically from bronchitis and/or emphysema....more »
    1354. 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 »
    1355. Cadasil
     A rare inherited condition which affects the small blood vessels of the brain. Damage to the vessels causes strokes and other problems....more »
    1356. Caffeine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to caffeine 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 »
    1357. 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 »
    1358. Caffeine poisoning
     Excessive ingestion of caffeine....more »
    1359. Cainophobia
     An exaggerated or irrational fear of novelty....more »
    1360. Calcification of basal ganglia with or without hypocalcemia
     Calcification of a part of the brain called the basal ganglia. That calcification may be associated with conditions such as hypothyroidism, cytomegalovirus, and AIDS or may occur for no apparent reason. The severity of the condition may vary greatly from ...more »
    1361. Calcinosis cutis
     Deposit of calcium in the skin tissues. The deposits can result from skin that has suffered damage, inflammation, cancer or necrosis. It can also occur when there is abnormal calcium and phosphate metabolism within the body such as occurs when there are h...more »
    1362. Calcium deficiency
     Dietary deficiency of calcium....more »
    1363. Calf muscle strain
     Damage to the calf muscle due to over-stretching of the muscle tissue. The damage involves tearing the muscle tissue. Small blood vessels may also be damaged which can cause bruising. The symptoms may vary from mild to severe depending on the severity of ...more »
    1364. California buckeye poisoning
     The California buckeye is a deciduous shrub which bears clusters of white or pink flowers and smooth, leathery fruit containing shiny seeds. The plant originated in California. The plant contains various toxic chemicals (glycoside esculin, saponin aescin)...more »
    1365. California encephalitis
     An uncommon mosquito born virus (California encephalitis virus) which can cause brain inflammation in humans. The severity of symptoms is variable. The incubation period can last from a few days to a week. Infants and children tend to be more severely aff...more »
    1366. 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 »
    1367. Callistin shellfish poisoning
     The Callistin shellfish (Japanese Callista) is found primarily in Japan. Eating the whole shellfish can cause poisoning symptoms in humans. It is believed that the ovaries contain high levels of choline during spawning season which makes them toxic to hum...more »
    1368. Callosities, hereditary painful
     A rare skin inherited condition characterized by the development of painful calluses over pressure points in the hands and feet. Occasionally blisters filled with a foul-smelling liquid form around the calluses....more »
    1369. Callus
     Thickening of skin on hands or feet....more »
    1370. Camera-Marugo-Cohen syndrome
     A rare syndrome characterized mainly by mental retardation, muscle weakness, obesity and an asymmetrical body....more »
    1371. Campomelic Syndrome
     A rare condition characterized by dwarfism due to bowed shin and thigh bones as well as various craniofacial and other skeletal anomalies....more »
    1372. Camptodactyly syndrome, Guadalajara type 3
     A rare syndrome characterized mainly by retarded fetal growth and permanently flexed finger (camptodactyly)....more »
    1373. Camptodactyly, tall stature, and hearing loss syndrome
     A rare syndrome characterized mainly by camptodactyly, tall stature and hearing loss. The hearing loss starts at birth or during infancy and progresses during childhood resulting in mild to severe hearing impairment....more »
    1374. Camptodactyly-ichthyosis syndrome
     A rare syndrome characterized mainly by permanently bent fingers giving them a windmill-vane appearance as well as dry, scaly skin....more »
    1375. Campylobacter fetus infection
     Campylobacter fetus is a food borne bacterial infection which may vary in severity from mild to severe. The bacteria are opportunistic and mainly affect debilitated patients but can also occur in healthy patients. Abortion due to blood infection in the fe...more »
    1376. Campylobacter food poisoning
     Common bacterial infection usually from chicken....more »
    1377. Campylobacter hylointestinalis infection
     Campylobacter hyloinstesinalis is a food borne bacterial infection which may cause mild to severe gastroenteritis. Cattle, pigs, hamsters and deer are the main source of this bacteria....more »
    1378. Campylobacter jejuni
     Rod shaped bacteria causing diarrhea....more »
    1379. Campylobacter jejuni infection
     Campylobacter jejuni infection is a common food borne bacterial infection which may vary in severity from mild to severe. Death can occur in severe cases but tends to occur in patients with other existing illnesses such as HIV, cancer or liver disease. Th...more »
    1380. Campylobacter jejuni subspecies doylei infection
     A bacterial infection that involves bacteria from the Campylobacter family. It tends to cause gastrointestinal symptoms....more »
    1381. Campylobacter laridis infection
     Campylobacter laridis is a food borne bacterial infection which may cause mild to severe gastroenteritis in healthy individuals and blood infection in immunocompromised patients....more »
    1382. Camurat-Engelmann disease, type 2
     A rare syndrome characterized by a range of abnormalities including waddling gait, muscle weakness, knee and hip contractures, delayed puberty and leg pain....more »
    1383. Camurati Engelmann disease, type 2
     A rare disorder (described in two patients) which has similar symptoms to the genetic condition called Camurati Engelmann disease but the genetic defect responsible for type 1 is not present in type 2. Type 2 has additional bone abnormalities which were n...more »
    1384. Camurati-Engelmann Disease
     A rare genetic connective tissue disorder characterized by diaphyseal dysplasia, muscle weakness and leg pain....more »
    1385. 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 »
    1386. 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 »
    1387. 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 »
    1388. Cancer
     Abnormal overgrowth of body cells....more »
    1389. Cancer of Unknown Primary Site
     Metastatic cancer whose original source is unknown....more »
    1390. Cancerophobia
     An exaggerated or irrational fear of cancer....more »
    1391. Cancerphobia
     An exaggerated or irrational fear of cancer....more »
    1392. 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 »
    1393. Candida esophagitis
     Candida esophagitis is a fungal or yeast infection of the esophagus. It generally occurs secondary to a fungal infection of the mouth and primarily affects patients with poor immune system function....more »
    1394. Candidiasis
     Fungal infection of moist areas such as mouth or vagina...more »
    1395. 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 »
    1396. Canker sores
     Ulcers of the mouth or nearby areas...more »
    1397. Cantu Sanchez-Corona Fragoso syndrome
     A rare syndrome characterized mainly by severe mental retardation, dwarfism and delayed puberty....more »
    1398. Cantu Sanchez-Corona Garcia-cruz syndrome
     A rare syndrome characterized by mental retardation, short stature, large skull, heart anomaly and various other abnormalities....more »
    1399. Cantú syndrome
     A rare syndrome characterized mainly by excessive growth of hair, enlarged heart and abnormal development of bone and cartilage...more »
    1400. 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 »
    1401. Carbamate insecticide poisoning
     Excessive ingestion of carbamate insecticide drugs....more »
    1402. 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 »
    1403. 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 »
    1404. Carbon Baby Syndrome
     A rare condition characterized by progressive increase in pigmentation of mucosal lining and skin....more »
    1405. Carbuncle
     Group of multiple boils...more »
    1406. Carcinoid
     A carcinoid tumor is a type of neuroendocrine tumor which tends to occur in the lungs or gastrointestinal tract. Symptoms will vary depending on the location of the tumor....more »
    1407. Carcinoid crisis
     Carcinoid crisis can occur spontaneously or as a response to stress, such as anesthesia or chemotherapy....more »
    1408. Carcinoid of Gastrointestinal Tract
     Carcinoid tumor in the digestive tract....more »
    1409. 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 »
    1410. Carcinomatophobia
     An exaggerated or irrational fear of cancer....more »
    1411. Carcinomatous meningitis
     Carcinomatous meningitis, is a form of metastatic cancer that has spread to the lining of the brain and spinal cord, the parts of the body that make up the central nervous system....more »
    1412. Carcinomophobia
     An exaggerated or irrational fear of cancer....more »
    1413. Carcinophobia
     An exaggerated or irrational fear of cancer....more »
    1414. Cardiac diverticulum
     A rare congenital heart malformation involving the outpouching (diverticulum) of a ventricle which can affect heart function to varying degrees depending on the size and location of the defect....more »
    1415. 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 »
    1416. 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 »
    1417. 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 »
    1418. Cardiocranial syndrome
     A rare syndrome characterized mainly by heart and skull abnormalities....more »
    1419. Cardioencephalomyopathy fatal infantile due to cytochrome c oxidase deficiency
     A very rare inherited metabolic disorder where the body doesn't have enough of an enzyme called cytochrome C oxidase (COX) which is needed in the process of energy production by body cells. The fatal infant type generally affects the hear, brain and kidne...more »
    1420. Cardiofaciocutaneous Syndrome
     A rare genetic disorder characterized by short stature, congenital heart defects skin anomalies and frontal bossing....more »
    1421. 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 »
    1422. 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 »
    1423. Cardiomyopathy -- hypotonia -- lactic acidosis
     A rare syndrome characterized by heart muscle disease, reduced muscle tone and lactic acidosis from birth....more »
    1424. 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 »
    1425. Cardiomyopathy dilated 10
     An inherited form of heart muscle disease where the heart ventricles become dilated which affects the heart's ability to function normally. The disorder is caused by the degeneration of the heart's conduction system. Type 10 is caused by a defect in the A...more »
    1426. 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 »
    1427. Cardiomyopathy dilated 1C
     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 1C is caused by a defect in the LDB...more »
    1428. Cardiomyopathy dilated 1D
     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 1D is caused by a defect in the car...more »
    1429. Cardiomyopathy dilated 1G
     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 1G is caused by a defect in the tit...more »
    1430. Cardiomyopathy dilated 1H
     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 1H is caused by a defect on chromos...more »
    1431. Cardiomyopathy dilated 1I
     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 1I is caused by a defect in the des...more »
    1432. Cardiomyopathy dilated 1J
     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. Hearing impairment also becomes apparent...more »
    1433. Cardiomyopathy dilated 1K
     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 1K is caused by a defect on chromos...more »
    1434. Cardiomyopathy dilated 1L
     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 1L is caused by a defect in the del...more »
    1435. Cardiomyopathy dilated 1M
     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 1M is caused by a defect in the CSR...more »
    1436. Cardiomyopathy dilated 1N
     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 1N is caused by a defect in the tel...more »
    1437. Cardiomyopathy dilated 1P
     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 1P is caused by a defect in the pho...more »
    1438. Cardiomyopathy dilated 1Q
     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 1Q is caused by a defect on chromos...more »
    1439. Cardiomyopathy dilated 1R
     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 1R is caused by a defect in the ACT...more »
    1440. Cardiomyopathy dilated 1S
     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 1S is caused by a defect in the hea...more »
    1441. Cardiomyopathy dilated 1T
     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 1T is caused by a defect in the TMP...more »
    1442. Cardiomyopathy dilated 1U
     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 1U is caused by a defect in the PSE...more »
    1443. Cardiomyopathy dilated 1W
     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 1W is caused by a defect in the met...more »
    1444. Cardiomyopathy dilated 1Y
     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 heart's conduction system. Type 1Y is caused by a genetic defect o...more »
    1445. Cardiomyopathy dilated 1Z
     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 heart's conduction system. Type 1Z is caused by a genetic defect o...more »
    1446. Cardiomyopathy dilated with conduction defect
     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....more »
    1447. Cardiomyopathy dilated with conduction defect type 1
     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 1 is caused by a defect in the lami...more »
    1448. Cardiomyopathy dilated with conduction defect type 2
     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 2 is caused by a defect in the card...more »
    1449. 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 »
    1450. Cardiomyopathy, Alcoholic
     A weakened heart mucle due to excessive alcohol consumption. Symptoms are usually not evident until the heart becomes severely damaged....more »
    1451. Cardiomyopathy, dilated, with Woolly hair and keratoderma
     A rare syndrome characterized by heart muscle disease involving dilation of the heart ventricles, woolly hair and thickened skin on the palms and soles....more »
    1452. Cardiophobia
     An exaggerated or irrational fear of heart disease....more »
    1453. Carnitine Deficiency Syndromes
     Syndromes associated with the deficiency of carnitine....more »
    1454. 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 »
    1455. 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 »
    1456. 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 »
    1457. 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 »
    1458. 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 »
    1459. Carnitine palmitoyl transferase II deficiency, lethal neonatal form
     A very rare metabolic disorder where deficiency of a particular enzyme (CPT II) prevents muscle fats being converted to energy. The lethal neonatal form affects various organs as well as the muscles and death usually occurs during the first year of life....more »
    1460. Carnitine palmitoyl transferase II deficiency, myopathic
     A very rare metabolic disorder where deficiency of a particular enzyme (CPT II) prevents muscle fats being converted to energy. Prolonged exercise can cause an episode of muscle symptoms. The myopathic form of the condition is the least severe and tends t...more »
    1461. 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 »
    1462. 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 »
    1463. 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 »
    1464. Caroli Disease
     A rare disorder where the bile ducts inside the liver become enlarged resulting in infection, irritation and gallstone formation....more »
    1465. Carotenemia
     Excessive beta-carotene in the blood causing orange skin...more »
    1466. Carotid Paraganglioma
     A rare, usually benign tumor found in the carotid artery in the neck. The tumor develops from glomus cells which are located along blood vessels involved in automatic body activities such as regulation of blood pressure and blood flow....more »
    1467. Carpal Tunnel Syndrome
     Hand or wrist problems; often from repetitive motion....more »
    1468. Carukia barnesi sting
     The Irukandji jellyfish is a very small type of box jellyfish found mainly in the northern tropical waters of Australia. Their sting is not particularly painful by the ensuing symptoms can be severe and life-threatening....more »
    1469. Cast syndrome
     Obstruction of the third part of the duodenum by an artery following the use of a body plaster cast or a Bradford frame....more »
    1470. 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 »
    1471. 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 »
    1472. 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 »
    1473. Cat bite
     Bite from a cat....more »
    1474. 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 »
    1475. Cat's cry
    1476. Catamenial seizure
     A type of seizure that is associated with the female menstrual cycle. It appears that flucutations in hormone levels leads to increased seizure activity in some women just before or during their menstrual cycle. Simple or complex partial seizures or gener...more »
    1477. Cataract -- Hypertrichosis -- Intellectual Deficit
     A rare genetic disorder characterized mainly by excessive body hair (especially on the back, shoulders and sides of the face), cataracts and mental retardation....more »
    1478. Cataract -- aberrant oral frenula -- growth delay
     A rare syndrome characterized by cataracts, growth problems and abnormal mouth tissue (frenulum)....more »
    1479. Cataract -- ataxia -- deafness
     A rare syndrome characterized by cataracts, ataxia and progressive deafness....more »
    1480. Cataract -- intellectual deficit -- anal atresia -- urinary defects
     A very rare syndrome characterized mainly by cataracts, mental retardation and genitourinary tract abnormalities and absent anal opening....more »
    1481. Cataract and cardiomyopathy
     A rare syndrome characterized by the association of congenital cataracts, heart muscle disease, lactic acidosis and skeletal muscle disease. The disorder involves the abnormal storage of lipids and glycogen in the skeletal and heart muscles. The cataracts...more »
    1482. Cataract and congenital ichthyosis
     A rare syndrome characterized by the presence of cataracts and a dry, scaly skin condition (ichthyosis) at birth or soon after....more »
    1483. Cataract deafness hypogonadism
     A very rare syndrome characterized mainly by deafness, cataracts and a deficiency of sex hormone production....more »
    1484. Cataract dental syndrome
     A very rare inherited condition mainly involving eye abnormalities but also various other physical abnormalities. The type and severity of symptoms is variable....more »
    1485. Cataract, alopecia, sclerodactyly
     A rare disorder characterized by cataracts, lack of hair and skin changes in the hands and feet....more »
    1486. Catastrophic Antiphospholipid Syndrome
     A very rare disorder where the blood clotting system becomes dysfunctional and clots too easily due to the abnormal presence of antphospholipid antibodies. It results in blood flow blockages to various body organs. It is possible that the condition has au...more »
    1487. Catatonic depression
     Catatonic Schizophrenia means lessened muscle tone its symptoms are motor disturbances....more »
    1488. Catatonic syndrome
     A rare syndrome often seen in schizophrenics or associated with central nervous system disturbances or brain trauma. The symptoms tend to occur in episodes with periods of remission in between....more »
    1489. Caterpillar complication poisoning
     The spines on certain caterpillars can cause a skin reaction as well as systemic symptoms if ingested. The nature of the symptoms vary depending on the species of caterpillar involved. Some only produce skin reactions whereas others can produce systemic s...more »
    1490. Caterpillar-induced bleeding syndrome
     Caterpillars from the Lonomia genus have spines along their body which can penetrate human skin and cause blood coagulation problems. The severity of the symptoms vary depending on the degree of envenomation but serious cases can result in death....more »
    1491. Caterpillar-induced bleeding syndrome -- Lonomia achelous
     Lonomia achelous caterpillars are native to Northern Brazil and Venezuela. They have spines along their body which can penetrate human skin and cause blood coagulation problems. The severity of the symptoms vary depending on the degree of envenomation but...more »
    1492. Caterpillar-induced bleeding syndrome -- Lonomia obliqua
     Lonomia obliqua caterpillars are native to Southern Brazil and have spines along their body which can penetrate human skin and cause blood coagulation problems. The severity of the symptoms vary depending on the degree of envenomation but serious cases ca...more »
    1493. Catheter infection
     Infection due to an inserted catheter...more »
    1494. Cathinone poisoning
     Cathinone comes from the leaves of the Khat plant which is native to eastern Africa. Cathinone is a stimulant as well as have pain killing, weight loss and neuromuscular effects. The psychoactive effects are usually utilized by chewing on the leaves of th...more »
    1495. Cathisophobia
     An exaggerated or irrational fear of sitting down....more »
    1496. Catoptrophobia
     An exaggerated or irrational fear of mirrors....more »
    1497. Caudal appendage -- deafness
     A very rare syndrome characterized mainly by deafness, finger bone abnormalities and a spinal extension giving a tail-like appearance (caudal appendage)....more »
    1498. Cayler syndrome
     A very rare disorder involving heart defects and abnormalities involving the lower lip muscle....more »
    1499. Cebagin-induced lead poisoning
     Cebagin is a folk remedy used mainly by Middle Eastern people to treat teething. This folk remedy has the potential to cause lead poisoning due to its relatively high content of lead. Children are more susceptible to the effects of lead. The use of folk r...more »
    1500. Celandine poisoning
     A biennial herb which bears small yellow flowers and a fruit capsule. The plant has a yellow-orange sap. Parts of the plant (mainly the roots) contain a highly toxic chemical called isoquinoline alkaloid which is toxic. Death can result if sufficient quan...more »
    1501. Celiac Disease
     Digestive intolerance to gluten in the diet....more »
    1502. Celiac disease, susceptibility to 1
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 6p21.3. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small int...more »
    1503. Celiac disease, susceptibility to 10
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 3q25-q26. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small i...more »
    1504. Celiac disease, susceptibility to 11
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 3q28. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intes...more »
    1505. Celiac disease, susceptibility to 12
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 6q25.3. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small int...more »
    1506. Celiac disease, susceptibility to 13
     The susceptibility to developing celiac disease due to a genetic defect in the SH2B3 gene on chromosome 12q24. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation...more »
    1507. Celiac disease, susceptibility to 2
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 5q31-q33. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small i...more »
    1508. Celiac disease, susceptibility to 3
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 2q33. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intes...more »
    1509. Celiac disease, susceptibility to 4
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 19p13.1. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small in...more »
    1510. Celiac disease, susceptibility to 5
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 15q11-q13. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small ...more »
    1511. Celiac disease, susceptibility to 6
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 4q27. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intes...more »
    1512. Celiac disease, susceptibility to 7
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 1q31. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intes...more »
    1513. Celiac disease, susceptibility to 8
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 2q11-q12. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small i...more »
    1514. Celiac disease, susceptibility to 9
     The susceptibility to developing celiac disease due to a genetic defect on chromosome 3p21. Celiac disease is a small intestine disorder where the ingestion of foods containing wheat gluten and similar proteins leads to the inflammation of the small intes...more »
    1515. Cellulitis
     Inflammation of skin or subcutaneous tissues....more »
    1516. Celtophobia
     An exaggerated or irrational fear of Celts....more »
    1517. Cenophobia
     An exaggerated or irrational fear of a void or open spaces....more »
    1518. Central line infection
     Infection at the site of a central line in medical care....more »
    1519. Central nervous system infections
    1520. Central nervous system lymphoma, primary
     A type of lymphoma that occurs in the central nervous system (brain and spinal cord). A lymphoma consists of cancerous lymphocytes which are a type of white blood cell. Symptoms vary according to the location of the lymphoma....more »
    1521. Central nervous system oxygen toxicity
     High oxygen levels which affects the central nervous system. The condition can occur during deep dives with fatal consequences....more »
    1522. 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 »
    1523. Central sleep apnea
     Central sleep apnea is when the person repeatedly stops breathing during sleep because the brain temporarily stops sending signals to the muscles that control breathing....more »
    1524. Centriacinar Emphysema
     The abnormal permanent enlargement of air spaces distal to the terminal bronchioles, accompanied by the destruction of the walls and without obvious fibrosis. It begins in the respiratory bronchioles and spreads peripherally...more »
    1525. 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 »
    1526. Cephalic disorders
     Various congenital brain defects...more »
    1527. 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 »
    1528. Cephalothoracic progressive lipodystrophy
     A rare acquired disorder that involves adipose tissue abnormalities and is characterized by loss of adipose tissue mainly in the trunk and arms....more »
    1529. Ceraunophobia
     An exaggerated or irrational fear of thunder and lightning....more »
    1530. Cercarial dermatitis
     A short-lived rash that occurs as an allergic reaction to larval (cercariae) infection of the skin. These particular parasites use birds and animals as their first hosts. Larval eggs are excreted in the faeces and when they land in water, they hatch into ...more »
    1531. Cerebellar abscess
     An abscess that forms in the part of the brain called the cerebellum. The abscess may result from other infections such as ear infections, dental abscess and lung infections. The prognosis is determined by the size and exact location of the abscess...more »
    1532. Cerebellar agenesis
     A rare disorder characterized by an absent or underdeveloped portion of brain called the cerebellum which controls muscle and balance. Partial absence may cause little or no symptoms but complete absence results in movement and muscle problems....more »
    1533. Cerebellar ataxia -- intellectual deficit -- optic atrophy -- skin abnormalities
     A rare syndrome characterized by ataxia, mental retardation, optic atrophy and skin abnormalities....more »
    1534. Cerebellar ataxia, X-linked
     A disorder where degeneration of certain parts of the brain results in symptoms such as ataxia. The rate of progression can vary....more »
    1535. Cerebellar hypoplasia
     A rare brain disorder where a part of the brain (cerebellum) fails to develop fully. The cerebellum is the part of the brain that controls balance and movement....more »
    1536. 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 »
    1537. Cerebellar hypoplasia -- tapetoretinal degeneration
     A rare disorder character where a part of the brain (cerebellum) is underdeveloped and a nonprogressive eye disorder involving the retinal pigments. The cerebellum is the part of the brain that controls balance and movement....more »
    1538. Cerebellar vermis hypoplasia -- oligophrenia -- congenital ataxia -- coloboma -- hepatic fibrosis
     A very rare syndrome characterized by ataxia, gaps or holes in various eye structures, mental retardation, liver fibrosis and brain abnormalities....more »
    1539. Cerebelloparenchymal autosomal recessive disorder 3
     A rare, recessively inherited disorder characterized mainly by albinism, incoordination, low muscle tone and eye problems....more »
    1540. Cerebelloparenchymal disorder 3
     A rare disorder characterized by mental deficiency and delayed development of speech and motor skills. The condition is nonprogressive and is caused by degeneration of a part of the brain called the cerebellum....more »
    1541. Cerebellum agenesis -- hydrocephaly
     A rare brain disorder which manifests as reduced muscle tone, ataxia, cataracts and mental retardation....more »
    1542. Cerebral Amyloid Angiopathy, Familial
     A rare disorder where abnormal deposits of amyloid in the brain blood vessels causes spasticity, incoordination and dementia. Brain hemorrhage and strokes may also result in severe cases....more »
    1543. Cerebral Atrophy
     Wasting away of the brain....more »
    1544. Cerebral Autosomal Recessive Arteriopathy with Subcortical Infarcts and Leukoencephalopathy
     A rare inherited condition characterized primarily by progressive degeneration of the brain white matter and disease of the brain blood vessels as well as additional symptoms not involving the brain e.g. thin skin, alopecia and spinal disc disease....more »
    1545. Cerebral Palsy
     Any brain disorder causing movement disability...more »
    1546. Cerebral Palsy, Ataxic, Autosomal Recessive
     Ataxic cerebral palsy refers to an injury to the brain that results primarily in low muscle tone and poor coordination of movements. The ataxic autosomal recessive form is an inherited abnormality in the development of the brain which is linked to chromos...more »
    1547. Cerebral Palsy, Spastic Quadriplegic, 1
     Spastic quadriplegic cerebral palsy is a motor disorder (affects the muscles and movement) resulting from an injury to the brain. The main symptoms are spasticity, paralysis, poor muscle control and other neurological problems. Type 1 refers to a developm...more »
    1548. Cerebral Palsy, Spastic Quadriplegic, 2
     Spastic quadriplegic cerebral palsy is a motor disorder (affects the muscles and movement) resulting from an injury to the brain. The main symptoms are spasticity, paralysis, poor muscle control and other neurological problems. Type 2 refers to a developm...more »
    1549. Cerebral Palsy, Spastic Quadriplegic, 3
     Spastic quadriplegic cerebral palsy is a motor disorder (affects the muscles and movement) resulting from an injury to the brain. The main symptoms are spasticity, paralysis, poor muscle control and other neurological problems. Type 3 refers to a developm...more »
    1550. Cerebral abscess
     An abscess that forms in the part of the brain called the cerebrum. The abscess may result from other infections such as ear infections, dental abscess and lung infections. The prognosis is determined by the size and exact location of the abscess....more »
    1551. 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 »
    1552. Cerebral contusion
     Injury of the cerebrum often causing bruising when the skin is not broken....more »
    1553. Cerebral dysgenesis, neuropathy, ichthyosis, and palmoplantar keratoderma syndrome
     A rare disorder characterized by abnormal brain development, neurological problems, scaly skin and thickened skin on the palms and soles....more »
    1554. Cerebral hemorrhage
     Bleeding in the brain...more »
    1555. Cerebral hemorrhage with amyloidosis, hereditary, Dutch type
     An inherited condition characterized mainly by brain hemorrhage and amyloid deposits in the brain blood vessels. The size and location of the hemorrhage determines the severity of symptoms. The condition was first described in a Dutch family....more »
    1556. Cerebral malaria
     Infection of the cerebrum cause by protozoa of the genus plasmodium....more »
    1557. Cerebral palsy, spastic, diplegic
     Brain damage that involves muscle rigidity that occurs either in both arms or in both legs. The brain damage is often the result of a birth defect or some sort of trauma to the brain....more »
    1558. 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 »
    1559. 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 »
    1560. Cerebro oculo genital syndrome
     A very rare syndrome characterized mainly by brain, eye and genital abnormalities....more »
    1561. Cerebro oculo skeleto renal syndrome
     A very rare syndrome characterized mainly by brain, eye, skeletal and kidney abnormalities....more »
    1562. Cerebro-facio-thoracic dysplasia
     A very rare syndrome characterized by mental retardation, spinal and rib defects and facial anomalies....more »
    1563. Cerebro-oculo-nasal syndrome
     A rare syndrome characterized mainly by eye, nose and brain malformations....more »
    1564. Cerebrocostomandibular Syndrome
     A rare genetic disorder characterized by a very small jaw, abnormal rib development and a small thorax as well as other abnormalities....more »
    1565. Cerebrorenodigital syndrome
     A rare group of syndromes characterized mainly by brain, kidney, finger and toe abnormalities....more »
    1566. Cerebrotendinous Xanthomatosus
     A rare syndrome where a genetic mutation results in a metabolic disorders caused by a deficiency of sterol 27-hydroxylase deficiency. The condition causes progressive neurological dysfunction, cataracts and premature atherosclerosis. Deposits of cholester...more »
    1567. Cerebrovascular Conditions
     Conditions of the brain's blood vessels including stroke....more »
    1568. Ceroid lipofuscinosis, neuronal
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). The 10 different type of the disorder are distinguished by the origin of the genetic defect....more »
    1569. Ceroid lipofuscinosis, neuronal 1, infantile
     A rare inherited biochemical disorder involving the progressive accumulation of certain chemicals (lipopigments) in body tissues due to deficiency of an enzyme (palmitoyl-protein thioesterase) needed to process it....more »
    1570. Ceroid lipofuscinosis, neuronal 10
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 10 involves a deficiency of cathepsin D and involves an initial period of normal development with neurodegenerative ...more »
    1571. Ceroid lipofuscinosis, neuronal 2, late infantile type
     A rare inherited biochemical disorder involving the progressive accumulation of certain chemicals (lipopigments) in body tissues due to deficiency of an enzyme (protease tri-peptidyl-peptidase) needed to process it....more »
    1572. Ceroid lipofuscinosis, neuronal 3, Juvenile
     A progressive genetic disorder where defective lipid metabolism that causes blindness, neurological deterioration, dementia leading to total incapication within years and death within 10-15 years....more »
    1573. Ceroid lipofuscinosis, neuronal 5
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 5 is distinguished from other types by the origin of the genetic defect....more »
    1574. Ceroid lipofuscinosis, neuronal 6, late infantile
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 6 usually occurs between the ages of 2 to 6 years. Type 6 is distinguished from other types by the origin of the gen...more »
    1575. Ceroid lipofuscinosis, neuronal 7
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 7 is distinguished from other types by the origin of the genetic defect....more »
    1576. Ceroid lipofuscinosis, neuronal 8
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 8 is distinguished from other types by the origin of the genetic defect....more »
    1577. Ceroid lipofuscinosis, neuronal 8, northern epilepsy variant
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 8, northern epilepsy variant is distinguished from other types by the origin of the genetic defect. Mental retardati...more »
    1578. Cervical Cancer
     Cervical cancer is malignant cancer of the cervix uteri or cervical area...more »
    1579. Cervical hypertrichosis -- peripheral neuropathy
     A rare genetic disorder characterized by excessive body hair at birth and peripheral neuropathy....more »
    1580. Cervicooculoacoustic syndrome
     A rare genetic disorder characterized by ocular palsy, congenital perceptive deafness and fusion of the vertebrae in the neck....more »
    1581. Chaetophobia
     An exaggerated or irrational fear of hair....more »
    1582. 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 »
    1583. Chalazion
     Slow-growing swelling of the upper or lower eyelid usually caused by a blockage in the oil glands in the eyelid....more »
    1584. Chancroid
     An sexually transmitted disease caused by the Haemophilus ducreyi bacteria and is characterized by painful genital ulceration....more »
    1585. Chaotic atrial tachycardia
     Abnormal irregular, rapid heart beat that originates in the atrial heart chamber of the heart and occurs in infants and young children. The heart has periods of normal rhythm between the periods of irregularity. The condition occurs in infants and young c...more »
    1586. Char syndrome
     A very rare genetic disorder characterized mainly by an unusual facial appearance, abnormal little fingers and a heart abnormality....more »
    1587. Charcot-Marie-Tooth Disorder
     Degeneration of limb muscles....more »
    1588. Charcot-Marie-Tooth disease (generic term)
     A group of inherited neurological disorders characterized by problems with the peripheral nerves. Muscle weakness, muscle wasting and sensory problems are the most common symptoms. The severity and age of onset of symptoms varies depending on the specific...more »
    1589. Charcot-Marie-Tooth disease -- deafness
     Charcot-Marie-Tooth disease is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Charcot-Marie-Tooth disease ...more »
    1590. Charcot-Marie-Tooth disease deafness recessive type
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4D is inherited recessively and is caused by a ...more »
    1591. Charcot-Marie-Tooth disease with pyramidal features, autosomal dominant
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 5 has an autosomal dominant inheritance, progre...more »
    1592. Charcot-Marie-Tooth disease, Type 1C
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 1C is inherited as an autosomal dominant patter...more »
    1593. Charcot-Marie-Tooth disease, Type 1D
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 1D is caused by a defect of the ERG2 gene on ch...more »
    1594. Charcot-Marie-Tooth disease, Type 1E
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 1E involves the usual CMT symptoms as well as d...more »
    1595. Charcot-Marie-Tooth disease, Type 1F
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 1F is caused by a defect of a gene in chromosom...more »
    1596. Charcot-Marie-Tooth disease, Type 2A
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function....more »
    1597. Charcot-Marie-Tooth disease, Type 2AI
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2A1 has an autosomal dominant inheritance and i...more »
    1598. Charcot-Marie-Tooth disease, Type 2AII
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2A2 has an autosomal dominant inheritance and i...more »
    1599. Charcot-Marie-Tooth disease, Type 2B
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2B has an autosomal dominant inheritance and in...more »
    1600. Charcot-Marie-Tooth disease, Type 2C
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2C has an autosomal dominant inheritance and in...more »
    1601. Charcot-Marie-Tooth disease, Type 2D
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2D has an autosomal dominant inheritance and in...more »
    1602. Charcot-Marie-Tooth disease, Type 2E
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2C has an autosomal dominant inheritance and in...more »
    1603. Charcot-Marie-Tooth disease, Type 2F
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 2F has an autosomal dominant inheritance and in...more »
    1604. Charcot-Marie-Tooth disease, Type 4A
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4A has an autosomal recessive inheritance and i...more »
    1605. Charcot-Marie-Tooth disease, Type 4B1
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4B1 has an autosomal recessive inheritance and ...more »
    1606. Charcot-Marie-Tooth disease, Type 4C
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4B2 has an autosomal recessive inheritance and ...more »
    1607. Charcot-Marie-Tooth disease, Type 4F
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4F has an autosomal recessive form of inheritan...more »
    1608. Charcot-Marie-Tooth disease, Type 4G
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4G has an autosomal recessive form of inheritan...more »
    1609. Charcot-Marie-Tooth disease, Type 4H
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4H has an autosomal recessive form of inheritan...more »
    1610. Charcot-Marie-Tooth disease, X-linked
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type X2 is an inherited defect of the X chromosome a...more »
    1611. Charcot-Marie-Tooth disease, X-linked recessive, 4
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4X is an inherited defect of the X chromosome a...more »
    1612. Charcot-Marie-Tooth disease, X-linked, 1
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type X1 is an inherited defect of the X chromosome (...more »
    1613. Charcot-Marie-Tooth disease, type 1
     A slow-progressing muscle disease characterized by muscle weakness and wasting that starts in the hands and feet. Very few patients become wheelchair dependent and life span is not affected. The disorder is inherited in an dominant pattern an involves dem...more »
    1614. Charcot-Marie-Tooth disease, type 2
     A rare inherited disorder characterized by abnormalities in the axon of the peripheral nerve cells instead of the myelin sheath coating of the nerves. The condition manifests as muscle weakness and wasting that usually starts in the legs and spreads to th...more »
    1615. Charcot-Marie-Tooth type 1 aplasia cutis congenital
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. This form of the condition is inherited recessively ...more »
    1616. Charcot-Marie-Tooth, demyelinating, autosomal recessive
     CMT is an inherited neurological disease characterized by the gradual degeneration of nerves which starts in the hands and feet and results in progressive numbness, muscle weakness and loss of function. Type 4 has an autosomal recessive form of inheritanc...more »
    1617. Chediak-Higashi Syndrome
     An inherited immune system disorder characterized by reduced pigmentation, recurrent infection and neurological disorders....more »
    1618. 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 »
    1619. Cheese Washer's lung
     Inhalation of cheese particles contaminated with bacteria in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reactin...more »
    1620. Cheese Washer's lung -- Penicillium spp.
     Inhalation of cheese particles contaminated with bacteria (Penicillium spp.) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's im...more »
    1621. Cheilitis glandularis
     A rare disorder characterized by inflammation of the lower lip which cause it to become enlarged and everted. The mucous glands and excretory ducts of the lip are also dilated. The condition is associated with an increased risk of lower lip cancer....more »
    1622. Cheimatophobia
     An exaggerated or irrational fear of cold....more »
    1623. Chemical addiction
     Addiction to and abuse of various substances....more »
    1624. Chemical adverse reaction -- Cesium
     Cesium is a chemical used mainly in the photosterilization of foods such as wheat and potatoes and in the manufacture of photoelectric cells. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varie...more »
    1625. 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 »
    1626. 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 »
    1627. Chemical pneumonia
     Lung inflammation from inhaled chemicals...more »
    1628. Chemical poisoning
     Morbid condition caused by chemical....more »
    1629. Chemical poisoning -- 1,1-Dichloroethene
     1,1-Dichloroethene is a chemical used in packaging, food wraps, carpet backing, adhesives and steel pipe coating. The main effects of an overdose of this chemical central nervous depression and central nervous system depression. However, some people can s...more »
    1630. Chemical poisoning -- 1,1-Dimethylhydrazine
     1,1-Dimethylhydrazine is a chemical used mainly in jet fuel and rocket fuel, plant growth agent, photography and various other industrial uses. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms var...more »
    1631. Chemical poisoning -- 1,2-Dibromo-3-Chloropropane
     1,2-Dibromo-3-Chloropropane is a chemical used in soil fumigants and as a nematocide for various field crops. Commercial examples include Fumagon, Nemagon, Fumazone, Nemapax, Nemafume. Excessive exposure to this chemical can cause relatively mild symptoms...more »
    1632. 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 »
    1633. Chemical poisoning -- 1,3-Butadiene
     1,3-Butadiene is a chemical used in crop fungicides, carpet backing, paper coating and foams. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1634. Chemical poisoning -- 1,3-Dichloropropene
     1,3-Dichloropropene is a chemical used in solvents and soil fumigants for nematode control. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1635. Chemical poisoning -- 1,3-Dinitrobenzene
     1,3-Dinitrobenzene is a chemical used mainly in explosives. The chemical can be readily absorbed through the skin and cause systemic symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expo...more »
    1636. 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 »
    1637. Chemical poisoning -- 1-Amino-2-propanol
     1-Amino-2-propanol is a chemical used mainly in the synthesis of various pharmaceuticals such as methadone and opioid. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amou...more »
    1638. Chemical poisoning -- 1-Pentanethiol
     1-Pentanethiol is a chemical used mainly in pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1639. Chemical poisoning -- 1-Propanol
     1-Propanol is a chemical used in various antiseptics, polishes, cleaners, cosmetics and lacquer. The main effects of an overdose of this chemical is depression of the central nervous system. However, some people can suffer an adverse reaction to the chemi...more »
    1640. Chemical poisoning -- 2,4,6-Trichlorophenol
     2,4,6-Trichlorophenol is a chemical used mainly as an antiseptic, pesticide, wood preservative, glue preservative and as an antimildew agent in the textile manufacturing industry. The type and severity of symptoms varies depending on the amount of chemica...more »
    1641. Chemical poisoning -- 2,4,6-Trinitrotoluene
     2,4,6-Trinitrotoluene is a chemical used mainly as an explosive agent and in the production of dyes and photographic chemicals. The chemical may be absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    1642. Chemical poisoning -- 2,4-Dichlorophenol
     2,4-Dichlorophenol is a chemical used in the production of antiseptics, bactericides, disinfectants and fungicides. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1643. Chemical poisoning -- 2,4-Dinitrotoluene
     2,4-Dinitrotoluene is a chemical used the production of explosives, vehicle air bags and polyurethane polymers. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1644. Chemical poisoning -- 2-Amino-2-methylpropanol
     2-Amino-2-methylpropanol is a chemical used mainly in industrial applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    1645. Chemical poisoning -- 2-Butoxyethanol
     2-Butoxyethanol is a chemical used mainly in dry cleaning, textile dyeing, protective coatings, glass cleaners, solvents, cleaning agents and paint thinners. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    1646. Chemical poisoning -- 2-Hexanone
     2-Hexanone is a chemical used mainly in paints, solvents and coated fabrics. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1647. Chemical poisoning -- 2-Methyl-4-Chlorophenoxyacetic Acid
     2-Methyl-4-Chlorophenoxyacetic Acid is a chemical mainly used as a herbicide for field crops and turf. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1648. Chemical poisoning -- 3,3-Dichlorobenzidine
     3,3-Dichlorobenzidine is a chemical used mainly in the production of pigments for various items such as paint, ink, textiles and plastics. The chemical may be absorbed through the skin. The type and severity of symptoms varies depending on the amount of c...more »
    1649. Chemical poisoning -- 3-Aminopyridine
     2-Aminopyridine is a chemical used mainly as an intermediate in the production of dyes, pharmaceuticals and various agricultural chemicals. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies ...more »
    1650. Chemical poisoning -- 4,4-Methylenebis
     4,4-Methylenebis is a chemical used in the manufacture of epoxy resins, belt drives, gun mounts, shoe laces and various other manufactured goods. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the e...more »
    1651. Chemical poisoning -- 4-Aminodiphenyl
     4-Aminodiphenyl is a chemical used mainly in research and laboratory facilities. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature...more »
    1652. Chemical poisoning -- 4-Aminopyridine
     4-Aminopyridine is a pesticide used mainly to control bird pests. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    1653. Chemical poisoning -- Acetaldehyde
     Acetaldehyde is a chemical used in the production of various products - mirrors, disinfectants, plastics, explosives, varnish and food flavoring. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the e...more »
    1654. Chemical poisoning -- Acetic Anhydride
     Acetic Anhydride is a chemical used mainly in various industrial processes as well as the production of pharmaceutical products such as aspirin and acetyl salicylic acid. It is also used in the production of heroin. Ingestion and other exposures to the ch...more »
    1655. Chemical poisoning -- Acetone
     Acetone is a chemical used as a solvent in products such as glues, rubber cement and fingernail polish remover. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1656. Chemical poisoning -- Acetophenone
     Acetophenone is a chemical used mainly as a fragrance, food flavoring agent and as a solvent for plastics and resins. It is also found naturally in small quantities in foods such as bananas, apples and beef. Ingestion and other exposures to the chemical c...more »
    1657. Chemical poisoning -- Acetylene
     Acetylene is a chemical used mainly as a mixing gas for welding. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1658. Chemical poisoning -- Acetylene Dichloride
     Acetylene Dichloride is a chemical used mainly in the production of perfumes, dyes and thermoplastics. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1659. 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 »
    1660. Chemical poisoning -- Acrinathrin
     Acrinathrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. 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 »
    1661. Chemical poisoning -- Acrolein
     Acrolein is a chemical used mainly in the manufacture of herbicides, pharmaceuticals and textiles as well as anti-contamination agents in the paper industry. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    1662. Chemical poisoning -- Acrylamide
     Acrylamide is a chemical used mainly in the treatment of waste water, grout agent, paper strengthening agent and adhesive agents. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1663. Chemical poisoning -- Acrylic acid
     Acrylic acid is a chemical used mainly in the production of resins and acrylic acids which are usually used in adhesives and coatings. It is also used in water treatment and in the production of plastics and detergents. Ingestion and other exposures to th...more »
    1664. Chemical poisoning -- Acrylonitrile
     Acrylonitrile is a chemical used mainly in the production of acrylic and modacrylic fibers but also in the production of certain plastics, nylon dyes, drugs and pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type...more »
    1665. Chemical poisoning -- Adiponitrile
     Adiponitrile is a chemical used mainly in the production of hexamethylene diamine which in turn is used mainly to produce nylon. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending o...more »
    1666. Chemical poisoning -- Alanycarb
     Alanycarb is a carbamate pesticide used mainly as an insecticide and nematicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature...more »
    1667. Chemical poisoning -- Aldicarb
     Aldicarb is a carbamate pesticide used mainly as an insecticide, nematicide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and ...more »
    1668. Chemical poisoning -- Aldoxycarb
     Aldoxycarb is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature...more »
    1669. Chemical poisoning -- Aldrin
     Aldrin is a chemical once used mainly in insecticides for crops and as a termite preventative. The chemical can readily be absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of t...more »
    1670. Chemical poisoning -- Alicyclic hydrocarbons
     Alicyclic hydrocarbons is a chemical used in a variety of applications such as a chemical intermediate in the production of oils, waxes, fats and resins as well as in the production of fungicides, nylon, paint removers, rubber, varnish and other chemical ...more »
    1671. Chemical poisoning -- Allethrin
     Allethrin is a chemical used as an insecticide, mainly in households. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    1672. Chemical poisoning -- Allyl Glycidyl Ether
     Allyl Glycidyl Ether is a chemical used mainly in the production of epoxies, thermoplastics, polyester resins, adhesives and elastomers. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptom...more »
    1673. Chemical poisoning -- Allyl alcohol
     Allyl alcohol is a chemical used mainly as a weed killers and as a material in the production of other chemical compounds. The chemical is readily absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    1674. Chemical poisoning -- Allyl chloride
     Allyl chloride is a chemical used mainly in the manufacture of epichlorohydrin and glycerin but is also used in the production of products such as polyester, varnish plastic adhesive, insecticides, perfumes and pharmaceuticals. Ingestion and other exposur...more »
    1675. Chemical poisoning -- Allyl trichloride
     Allyl trichloride is a chemical used mainly as a varnish or paint remover, cleaning agent or degreasing agent. Exposure to the chemical can cause symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the natur...more »
    1676. Chemical poisoning -- Allylamines
     Allylamines is a chemical used mainly as an industrial solvent and in the manufacture of pharmaceutical products such as antiseptics, diuretics and sedatives . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity...more »
    1677. Chemical poisoning -- Allyxycarb
     Allyxycarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    1678. Chemical poisoning -- Aluminum
     Aluminum is a chemical used mainly for metallurgical purposes and can be found in packaging, electrical parts, vehicles, cooking utensils, construction materials and building components. The type and severity of symptoms varies depending on the amount of ...more »
    1679. Chemical poisoning -- Aluminum Phosphide
     Aluminum Phosphide is a chemical used mainly as a rodenticide and fumigant for grains. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1680. Chemical poisoning -- Amidithion
     Amidithion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1681. Chemical poisoning -- Aminocarb
     Aminocarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    1682. Chemical poisoning -- Amiton
     Amiton is a chemical once used as an insecticide and acaricide - it is no longer in use due to its nerve toxicity. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    1683. Chemical poisoning -- Amitraz
     Amitraz is a chemical used mainly as a topical parasitic preventative in livestock and fruit trees. It is also used as an insect repellant and a prevention of mite infestation. The chemical is readily absorbed through the skin. The type and severity of sy...more »
    1684. Chemical poisoning -- Amitrole
     Amitrole is a herbicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1685. Chemical poisoning -- Ammonia
     Ammonia is a chemical used mainly in household cleaning products and bleach. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1686. Chemical poisoning -- Ammonium Bifluoride
     Ammonium Bifluoride is a chemical used wheel cleaners, herbicides and in the manufacture of magnesium. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1687. Chemical poisoning -- Ammonium Nitrate
     Ammonium Nitrate is a chemical used mainly in explosives, fireworks and fertilizers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the na...more »
    1688. Chemical poisoning -- Ammonium Sulfamate
     Ammonium Sulfamate is a chemical used mainly in herbicides, fertilizers and. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of ...more »
    1689. Chemical poisoning -- Aniline
     Aniline is a chemical used mainly in the manufacture of perfumes, varnishes, resins, dyes, paint removers, herbicides, fungicides, explosives, solvents and photographic chemicals. The type and severity of symptoms varies depending on the amount of chemica...more »
    1690. Chemical poisoning -- Anisidine (o,p-Isomers)
     Anisidine (o,p-Isomers)is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    1691. Chemical poisoning -- Anisole
     Anisole is a chemical used mainly as a solvent and food additive and also in perfumes and detergents. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1692. Chemical poisoning -- Anti-rust products
     Anti-rust products contain various chemicals which are toxic if ingested. The ingested chemicals can continue to cause damage to the organs and gastrointestinal lining for weeks after the ingestion and severe cases can result in death. The type and severi...more »
    1693. Chemical poisoning -- Anticoagulant rodenticide
     Anticoagulant rodenticide is a chemical used to control rodents. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1694. Chemical poisoning -- Antifreeze
     Antifreeze is used in vehicles to prevent freezing or boiling over of the cooling system. The chemicals (methanol, ethylene and propylene glycol) in the antifreeze can cause severe poisoning symptoms if ingested. The type and severity of symptoms varies d...more »
    1695. Chemical poisoning -- Antimony
     Antimony is a chemical often used as an alloy with other metals such as lead. It is used in solder, ammunition, pewter, sheet metal, pipe metal and cable sheaths. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    1696. Chemical poisoning -- Antu
     Antu is used as a rodenticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1697. Chemical poisoning -- Athyl-Gusathion
     Athyl-Gusathion 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 »
    1698. Chemical poisoning -- Azinfos-methyl
     Azinfos-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 t...more »
    1699. Chemical poisoning -- Azinfosethyl
     Azinfosethyl is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the...more »
    1700. Chemical poisoning -- Azinophos-methyl
     Azinophos-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 »
    1701. Chemical poisoning -- Azinphos
     Azinphos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    1702. Chemical poisoning -- Azinphos-ethyl
     Azinphos-ethyl 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 t...more »
    1703. 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 »
    1704. Chemical poisoning -- Azinphosmetile
     Azinphosmetile 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 t...more »
    1705. Chemical poisoning -- Azothoate
     Azothoate is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1706. Chemical poisoning -- Baking soda
     Baking soda is generally considered non toxic and is used in cooking. However, excessive doses can cause various symptoms....more »
    1707. 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 »
    1708. Chemical poisoning -- Barium Nitrate
     Barium Nitrate is a chemical used mainly in fireworks, sparklers and ceramic glazes. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1709. Chemical poisoning -- Barthrin
     Barthrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    1710. Chemical poisoning -- Bendiocarb
     Bendiocarb is a carbamate pesticide used mainly in . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure. The chemic...more »
    1711. Chemical poisoning -- Benfuracarb
     Benfuracarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    1712. Chemical poisoning -- Benomyl
     Benomyl is a chemical used mainly as a fungicide for fruit, vegetables and ornamental plants. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1713. Chemical poisoning -- Benoxafos
     Benoxafos is a chemical pesticide used as an acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical...more »
    1714. Chemical poisoning -- Bentazon
     Bentazon is a chemical used mainly in herbicides for various crop plants. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1715. Chemical poisoning -- Benzaldehyde
     Benzaldehyde is a chemical with an almond-like odor and is therefore often used as a food flavoring. It is also use as an industrical solvent. . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms va...more »
    1716. Chemical poisoning -- Benzene
     Benzene is a chemical used mainly in gasoline fuel and as an industrial solvent. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1717. Chemical poisoning -- Benzidine
     Benzidine is a chemical used mainly in the production of azo dyes for such products as leather, paper and textiles. The chemical is readily absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical involved an...more »
    1718. Chemical poisoning -- Benzo (a) Pyrene
     Benzo (a) Pyrene is a chemical emitted in vehicle exhaust and during burning of wood and coal. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved ...more »
    1719. Chemical poisoning -- Benzyl Chloride
     Benzyl Chloride is a chemical used mainly in the manufacture of products such as dyes, plastics, tannins, perfumes,. Fuel additives, resins, germicides, rubbers, perfumes photographic developers, wetting agents, drugs and pharmaceuticals. It is also used ...more »
    1720. Chemical poisoning -- Beryllium
     Beryllium is an element used mainly in vehicle electronics, optics, ore processing, microwave oven parts, fuel containers and disc brakes for aeroplanes. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    1721. Chemical poisoning -- Beta-cyfluthrin
     Beta-cyfluthrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemi...more »
    1722. Chemical poisoning -- Bifenthrin
     Bifenthrin is a pyrethroid chemical used as an insecticide and acaricide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount...more »
    1723. Chemical poisoning -- Bioallethrin
     Bioallethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. 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 »
    1724. Chemical poisoning -- Bioehtanomethrin
     Bioehtanomethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    1725. Chemical poisoning -- Biopermethrin
     Biopermethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1726. Chemical poisoning -- Bioresmethrin
     Bioresmethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1727. Chemical poisoning -- Biphenyl
     Biphenyl is a chemical used mainly as a fungicide for fruit packaging and in textile dyes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and ...more »
    1728. Chemical poisoning -- Borates
     Borate is a chemical used in a wide variety of products - herbicides, paints, insecticides, rodenticides and various personal products such as skin creams, toothpastes and powders. Ingestion and other exposures to the chemical can cause various symptoms. ...more »
    1729. Chemical poisoning -- Boric Acid
     Boric Acid is a chemical used mainly in foods (preservative, emulsifier, neutralizer), antiseptics, pesticides and contact lens cleaners. Ingestion and other exposures to the chemical can cause various symptoms. Application of boric acid directly to damag...more »
    1730. Chemical poisoning -- Brodifacoum
     Brodifacoum is a chemical used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved...more »
    1731. Chemical poisoning -- Bromadiolone
     Bromadiolone is a chemical used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involve...more »
    1732. Chemical poisoning -- Bromates
     Bromate is a chemical used mainly in perming solution neutralizers and in small amounts as a bread preservative. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ...more »
    1733. Chemical poisoning -- Bromethalin
     Bromethalin is a chemical used mainly in rodenticides. The chemical is toxic to the human nerve system. 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 »
    1734. Chemical poisoning -- Bromide
     Bromide is a chemical used for many applications - flame retardant, industrial uses, pesticides, sanitary products, fumigants, medicines, dyes, photographic solutions and water purification. Bromides act as central nervous system depressants and the inges...more »
    1735. Chemical poisoning -- Bromoform
     Bromoform is a chemical with limited industrial uses but is used as a laboratory chemical and can be present in treated water. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    1736. Chemical poisoning -- Bromophos
     Bromophos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1737. Chemical poisoning -- Bromophos-ethyl
     Bromophos-ethyl 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 »
    1738. Chemical poisoning -- Bufencarb
     Bufencarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    1739. Chemical poisoning -- Butacarb
     Butacarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    1740. Chemical poisoning -- Butocarboxim
     Butocarboxim is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expo...more »
    1741. Chemical poisoning -- Butoxcarboxim
     Butoxcarboxim is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    1742. Chemical poisoning -- Button batteries
     Button batteries are small round, button-shaped batteries used in various products such as watches and calculators. Generally, swallowing the batteries will cause no problems unless it becomes stuck in the gastrointestinal tract. The batteries may also be...more »
    1743. Chemical poisoning -- Butyl Alcohol
     Butyl alcohol is a chemical used mainly in solvents and in pharmaceutical manufacturing processes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invol...more »
    1744. Chemical poisoning -- Butylamines
     Butylamines are chemicals used in a variety of manufacturing processes such as in the production of pesticides, pharmaceuticals, plastics, dyes, textiles and in leather tanning and photography. Ingestion and other exposures to the chemical can cause vario...more »
    1745. Chemical poisoning -- Cadmium
     Cadmium is a chemical used mainly in batteries, solder, amalgams, cigarettes, PVC pigments and phosphate fertilizer production. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on...more »
    1746. Chemical poisoning -- Cadusafos
     Cadusafos is a chemical pesticide used as an insecticide and nematicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1747. Chemical poisoning -- Calcium Oxide
     Calcium oxide is a chemical used mainly in sewage treatment, dry cement and in the manufacture of products such as aluminum, glass and steel. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varie...more »
    1748. Chemical poisoning -- Calcium hypochlorite
     Calcium hypochlorite is a chemical used mainly in bleaching products, fungicides, algicides, disinfectants and deodorants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1749. Chemical poisoning -- Camphor
     Camphor is a chemical used mainly in moth repellents, pharmaceuticals (preservative) cosmetics, explosives, varnishes and various therapeutic applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of ...more »
    1750. Chemical poisoning -- Captafol
     Captafol is a chemical used mainly as a fungicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1751. Chemical poisoning -- Captan
     Captan is a chemical used as a fungicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure. The chemical is consi...more »
    1752. Chemical poisoning -- Carbanolate
     Carbanolate is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the natur...more »
    1753. Chemical poisoning -- Carbaryl
     Carbaryl is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    1754. Chemical poisoning -- Carbinoxamine
     Carbinoxamine is a therapeutic treatment for allergic rhinitis. It is marketed under names such as Histex, Pediatiex and Carboxine. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies dependin...more »
    1755. Chemical poisoning -- Carbofuran
     Carbofuran is a carbamate pesticide used mainly as an insecticide, nematicide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved an...more »
    1756. Chemical poisoning -- Carbon Disulfide
     Carbon Disulfide is a chemical used mainly in corrosion inhibitors, cold and nickel plating, photography applications and as a solvent in gums and resins. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of s...more »
    1757. Chemical poisoning -- Carbon Tetrachloride
     Carbon tetrachloride is a chemical used mainly in grain fumigants, insecticides and in the production of fluorocarbons. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through the skin. The type a...more »
    1758. Chemical poisoning -- Carbophenothion
     Carbophenothion 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 »
    1759. Chemical poisoning -- Carbosulfan
     Carbosulfan is a carbamate pesticide used mainly as an insecticide and nematicide. 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 natu...more »
    1760. Chemical poisoning -- Castor oil
     Castor oil is a type of vegetable oil often used in medicinal or therapeutic products that improve bowel functioning. However, excessive ingestion of castor oil can cause various symptoms....more »
    1761. Chemical poisoning -- Cerium
     Cerium is metallic element used mainly in carbon electrodes for arc lamps, flat screen televisions, aluminium and iron alloys and the manufacture of stainless steel and permanent magnets. Ingestion and other exposures to the chemical can cause various sym...more »
    1762. 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 »
    1763. Chemical poisoning -- Chlordane
     Chlordane is a poison use to control termites - is banned in the US and many other countries due to its harmful effects. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through the skin. The type ...more »
    1764. Chemical poisoning -- Chlordecone
     Chlordecone is an insecticide used to control pests in crops such as bananas and tobacco. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be readily absorbed through the skin. The type and severity of symptoms va...more »
    1765. Chemical poisoning -- Chlorfenvinphos
     Chlorfenvinphos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    1766. Chemical poisoning -- Chlorinated naphthalene
     Chlorinated naphthalene is a chemical used in a wide range of applications: plasticizers, rubber industries, manufacture of electrical equipment and the petroleum industry. Ingestion and other exposures to the chemical can cause various symptoms. The type...more »
    1767. Chemical poisoning -- Chlorine
     Chlorine is a chemical used mainly in bleaches, water disinfectants and in pulp mills. Ingestion and other exposures to the chemical can cause various symptoms. Chlorine is very corrosive and extensive damage to body tissues can result. The type and sever...more »
    1768. Chemical poisoning -- Chlorine Dioxide
     Chlorine dioxide is a chemical used mainly in water treatment and disinfectant for various processing operations. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of...more »
    1769. Chemical poisoning -- Chloroacetophenone
     Chloroacetophenone is a chemical used mainly in tear gas for riot control purposes. 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 »
    1770. Chemical poisoning -- Chlorobenzene
     Chlorobenzene is a chemical used mainly as a solvent and in the production of various other chemicals. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    1771. Chemical poisoning -- Chlorobenzylidene Malononitrile
     Chlorobenzylidene Malononitrile is a chemical used mainly in tear gas. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ex...more »
    1772. 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 »
    1773. 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 »
    1774. Chemical poisoning -- Chloromethane
     Chloromethane is a chemical used mainly in the production of silicones as well as agricultural chemicals, butyl rubber and other products. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through t...more »
    1775. Chemical poisoning -- Chloropyrifos
     Chloropyrifos is a chemical pesticide used as an insecticide, nematicide 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 dep...more »
    1776. Chemical poisoning -- Chlorpyrifos
     Chlorpyrifos is a chemical used mainly in as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be absorbed readily through the skin. The type and severity of symptoms varies depending on the amount ...more »
    1777. Chemical poisoning -- Chlorpyrifos methyl
     Chlorpyrifos 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...more »
    1778. Chemical poisoning -- Chromium
     Chromium is a chemical used mainly as an alloy in manufactured steel goods, anti-corrosive plating and also has industrial applications . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies de...more »
    1779. Chemical poisoning -- Cismethrin
     Cismethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1780. Chemical poisoning -- Cloethocarb
     Cloethocarb is a carbamate pesticide used mainly as an insecticide and nematicide. 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 natu...more »
    1781. Chemical poisoning -- Coumaphos
     Coumaphos is used as a pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be absorbed readily through the skin. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    1782. Chemical poisoning -- Cresols
     Cresols are a group of chemicals that occur naturally in mammals and various plants. It is also manufactured and used in the production of disinfectants, deodorizers and pesticides. Ingestion and other exposures to the chemical can cause various symptoms....more »
    1783. Chemical poisoning -- Cresylic acid
     Cresylic acids are a group of chemicals that are used as solvents and in the manufacture of various products such as deodorants, disinfectants, pesticides, glues, paints, herbicides, pharmaceuticals as well as others. Ingestion and other exposures to the ...more »
    1784. Chemical poisoning -- Cyanthoate
     Cyanthoate is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1785. Chemical poisoning -- Cyclethrin
     Cyclethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    1786. Chemical poisoning -- Cyclohexanol
     Cyclohexanol is a chemical used mainly as an industrial solvent and used in the manufacture of products such as plastic, nylon, soap, varnish, paint, lacquer, degreasers, detergent and insecticides. Ingestion and other exposures to the chemical can cause ...more »
    1787. Chemical poisoning -- Cyclohexanone
     Cyclohexanone is a chemical used mainly as an industrial solvent, in processes involving oxidative reactions and in the manufacture of certain resins, nylons, insecticides, herbicides, paints, varnish, polishes, degreasers and pharmaceuticals. Ingestion a...more »
    1788. Chemical poisoning -- Cyclohexylamine
     Cyclohexylamine is a chemical used industrial and household applications: pesticides, dry-cleaning soaps, plasticizers, textile chemicals, artificial sweeteners, dyes and corrosion inhibitors. Ingestion and other exposures to the chemical can cause variou...more »
    1789. Chemical poisoning -- Cyfluthrin
     Cyfluthrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    1790. Chemical poisoning -- Cyhalothrin
     Cyhalothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. 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 »
    1791. Chemical poisoning -- Cyllprothrin
     Cyllprothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. 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 »
    1792. Chemical poisoning -- Cyphenothrin
     Cyphenothrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1793. Chemical poisoning -- DDD
     DDD is a chemical used mainly as a pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be readily absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    1794. Chemical poisoning -- DDT
     DDT is a chemical used mainly as a pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be readily absorbed through the skin. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    1795. Chemical poisoning -- Decarbofuran
     Decarbofuran is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expo...more »
    1796. Chemical poisoning -- Deltamethrin
     Deltamethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1797. Chemical poisoning -- Demeton
     Demeton-S is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1798. Chemical poisoning -- Demeton-O
     Demeton-O is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1799. Chemical poisoning -- Demeton-O-methyl
     Demeton-O-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 »
    1800. Chemical poisoning -- Demeton-S-methyl
     Demeton-S-methyl is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on...more »
    1801. Chemical poisoning -- Demeton-S-methylsulphon
     Demeton-S-methylsulphon 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 depen...more »
    1802. Chemical poisoning -- Demeton-methyl
     Demeton-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 t...more »
    1803. Chemical poisoning -- Deoderant
     Deoderants contain various chemicals which can cause serious symptoms if sufficient quantities are ingested. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1804. Chemical poisoning -- Depilatories
     Depilatories are used to remove hair from parts of the body. They contain various chemicals which can cause serious symptoms if sufficient quantities are ingested. The chemicals cause damage to the gastrointestinal lining and the damage may continue for w...more »
    1805. Chemical poisoning -- Dialifos
     Dialifos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    1806. Chemical poisoning -- Diazinon
     Diazinon is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    1807. Chemical poisoning -- Dibenzoyl Peroxide
     Dibenzoyl Peroxide is a chemical used mainly in as a topical treatment for skin conditions such as ulcers and acne. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount ...more »
    1808. Chemical poisoning -- Diborane
     Diborane is a chemical used mainly as a rocket propellant and in the manufacture of rubbers and electronics manufacture. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1809. Chemical poisoning -- Dibromochloromethane
     Dibromochloromethane is a chemical byproduct of water chlorination processes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of...more »
    1810. Chemical poisoning -- Dichlorphenamide
     Dichlorphenamide is a chemical used mainly as a treatment for glaucoma. 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 e...more »
    1811. Chemical poisoning -- Dichlorvos
     Dichlorvos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1812. Chemical poisoning -- Dicresyl
     Dicresyl is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    1813. Chemical poisoning -- Dicrotophos
     Dicrotophos is a toxic insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1814. Chemical poisoning -- Dieldrin
     Dieldrin is a chemical used mainly to prevent termite infestations. Ingestion and other exposures to the chemical can cause various symptoms. This chemical may be absorbed readily through the skin. The type and severity of symptoms varies depending on the...more »
    1815. Chemical poisoning -- Diesel oil
     Diesel oil is a commonly used fuel. Ingestion is unlikely due to the foul taste and smell. Accidental or purposeful ingestion can result in internal burns and various other symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    1816. Chemical poisoning -- Diethyl Phthalate
     Diethyl Phthalate is a chemical used mainly in cosmetic and as a plasticizer in the production of various plastic products. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the...more »
    1817. Chemical poisoning -- Diethylene Glycol
     Diethylene Glycol is a chemical used mainly in coolants, manufacture of plastic products and resins as well as other uses. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1818. Chemical poisoning -- Diethylene Glycol Monobutyl Ether
     Diethylene Glycol Monobutyl Ether is a chemical used in a variety of applications: cleaning agents, solvent, manufacture of dyes, rubber, soap and printing products . Ingestion and other exposures to the chemical can cause various symptoms. The type and s...more »
    1819. Chemical poisoning -- Dimefluthrin
     Dimefluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1820. Chemical poisoning -- Dimetan
     Dimetan is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1821. Chemical poisoning -- Dimethoate
     Dimethoate is a chemical pesticide used as an insecticide, nematicide 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 depend...more »
    1822. Chemical poisoning -- Dimethrin
     Dimethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1823. Chemical poisoning -- Dimethylamine
     Dimethylamine is a chemical used mainly in the manufacture of products such as detergent, pharmaceuticals and in leather tanning. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending ...more »
    1824. 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 »
    1825. Chemical poisoning -- Dimetilan
     Dimetilan is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    1826. Chemical poisoning -- Dinitrocresol
     Dinitrocresol is a chemical used mainly as a herbicide and fungicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    1827. Chemical poisoning -- Dinitrophenol
     Dinitrophenol is a chemical that has various applications: herbicide, pesticide, fungicide, acaricide, manufacture of dyes and wood preservative. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms v...more »
    1828. Chemical poisoning -- Dioxacarb
     Dioxacarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    1829. Chemical poisoning -- Dioxathion
     Dioxathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1830. Chemical poisoning -- Diquat Dibromide
     Diquat Dibromide 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 »
    1831. Chemical poisoning -- Disulfiram
     Disulfiram is a drug used mainly to manage alcoholism. 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 »
    1832. Chemical poisoning -- Disulfoton
     Disulfoton is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1833. Chemical poisoning -- EMPC
     EMPC is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure. Th...more »
    1834. Chemical poisoning -- Empenthrin
     Empenthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1835. Chemical poisoning -- Endosulfan
     Endosulfan is a chemical used mainly as a crop pesticide and wood preservative. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be readily absorbed through the skin. The type and severity of symptoms varies depen...more »
    1836. Chemical poisoning -- Endothion
     Endothion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1837. Chemical poisoning -- Epichlorohydrin
     Epichlorohydrin is a chemical used for a variety of applications - epoxy production, insecticides, solvent and agricultural chemical. Ingestion and other exposures to the chemical can cause various symptoms. The chemical is readily absorbed through the sk...more »
    1838. Chemical poisoning -- Esfenvalerate
     Esfenvalerate is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1839. Chemical poisoning -- Ether
     Ether is a chemical used mainly as an anesthetic and industrial solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ...more »
    1840. Chemical poisoning -- Ethiofencarb
     Ethiofencarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expo...more »
    1841. Chemical poisoning -- Ethion
     Ethion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    1842. Chemical poisoning -- Ethoate-methyl
     Ethoate-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 t...more »
    1843. Chemical poisoning -- Ethoprophos
     Ethoprophos is a chemical pesticide used as an insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    1844. Chemical poisoning -- Ethyl Methacrylate
     Ethyl Methacrylate is a chemical used mainly in . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1845. Chemical poisoning -- Ethyl-guthion
     Azinphos-ethyl 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 t...more »
    1846. 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 »
    1847. Chemical poisoning -- Ethylbenzene
     Ethylbenzene is a chemical used mainly in paint thinners, fuels, asphalt, degreasers, manufacture of various as products and as a solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies d...more »
    1848. Chemical poisoning -- Ethylene Dichloride
     Ethylene Dichloride is a chemical used mainly in fat solvents and as a fumigant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature...more »
    1849. 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 »
    1850. Chemical poisoning -- Ethylene Glycol Dinitrate
     Ethylene Glycol Dinitrate is a chemical used mainly in the manufacture of commercial dynamite and blasting gelatin. The chemical may be absorbed readily through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type a...more »
    1851. Chemical poisoning -- Ethylene Oxide
     Ethylene oxide is a chemical used mainly in detergents, plasticizers, fumigants, inks, cosmetics and brake fluid. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of...more »
    1852. Chemical poisoning -- Ethyleneamine
     Ethyleneamine is a chemical which is widely used in the manufacture of products such as adhesive, paper, textiles, fuels, lubricants, varnishes, lacquers, coating resins, cosmetics, photographic chemicals and agricultural chemicals. Ingestion and other ex...more »
    1853. Chemical poisoning -- Ethylenediamine
     Ethylenediamine is a chemical used mainly as a solvent in the manufacturing process for the production of things such as fungicides, waxes, gasoline additives and pharmaceuticals. Ingestion and other exposures to the chemical can cause various symptoms. T...more »
    1854. Chemical poisoning -- Etrimfos
     Etrimfos is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the na...more »
    1855. Chemical poisoning -- Fenchlorphos
     Fenchlorphos is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    1856. Chemical poisoning -- Fenethacarb
     Fenethacarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    1857. Chemical poisoning -- Fenfluthrin
     Fenfluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1858. Chemical poisoning -- Fenitrothion
     Fenitrothion is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    1859. Chemical poisoning -- Fenobucarb
     Fenobucarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    1860. Chemical poisoning -- Fenpirithrin
     Fenpirithrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1861. Chemical poisoning -- Fenpropathrin
     Fenpropathrin is a pyrethroid chemical used as an insecticide and acarcide. 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 t...more »
    1862. Chemical poisoning -- Fensulfothion
     Fensulfothion is a chemical pesticide used as an insecticide and nematicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on t...more »
    1863. Chemical poisoning -- Fenthion
     Fenthion is a chemical pesticide used as an insecticide and avicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    1864. Chemical poisoning -- Fenvalerate
     Fenvalerate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of th...more »
    1865. Chemical poisoning -- Fipronil
     Fipronil is a chemical used mainly in pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1866. Chemical poisoning -- Flucythrinate
     Flucythrinate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of ...more »
    1867. Chemical poisoning -- Flufenprox
     Flufenprox is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1868. Chemical poisoning -- Fluvalinate
     Fluvalinate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of th...more »
    1869. Chemical poisoning -- Fonophos
     Fonophos is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the na...more »
    1870. Chemical poisoning -- Formaldehyde
     Formaldehyde is a chemical used mainly in blues, lacquers, fireproofing, electrical insulation, leather tanning products and embalming. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depe...more »
    1871. Chemical poisoning -- Formothion
     Formothion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1872. Chemical poisoning -- Furathiocarb
     Furathiocarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expo...more »
    1873. Chemical poisoning -- Furethrin
     Furethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1874. Chemical poisoning -- Furfural
     Furfural is a chemical used mainly as an industrial solvent and in the manufacture of fuels, foods and ant poisons. The chemical is readily absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and s...more »
    1875. Chemical poisoning -- Gasoline
     Gasoline is a chemical used as a fuel for combustion engines. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1876. Chemical poisoning -- Glaze
     Glazes are used to put a shiny finish on various surfaces such as pottery. Glazes contain chemicals such as lead and zinc oxide which can cause serious symptoms if sufficient quantities are eaten. The chemicals cause damage to the gastrointestinal lining ...more »
    1877. 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 »
    1878. Chemical poisoning -- Glutaraldehyde
     Glutaraldehyde is a chemical used mainly in sterilizing agents, herbicides, pesticides and disinfectants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemica...more »
    1879. Chemical poisoning -- Glycol Ether
     Glycol Ether is a chemical used mainly in nail polish removers, products to treat leather, anti-icing agents and as an industrial solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies d...more »
    1880. Chemical poisoning -- Glyphosate
     Glyphosate 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 »
    1881. Chemical poisoning -- Guthion (ethyl)
     Guthion (ethyl) 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 »
    1882. Chemical poisoning -- Halfenprox
     Halfenprox is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the...more »
    1883. Chemical poisoning -- Helium
     Helium is a chemical used mainly in helium balloons, neon signs and diving gas. The gas is sometimes misused as an inhalant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    1884. Chemical poisoning -- Heptenophos
     Heptenophos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1885. Chemical poisoning -- Hexabromobiphenyl
     Hexabromobiphenyl is a chemical used mainly in fire retardant in thermoplastics found in such things as electrical equipment, car upholstery and motor housing.. Ingestion and other exposures to the chemical can cause various symptoms. The type and severit...more »
    1886. Chemical poisoning -- Hexachlorobenzene
     Hexachlorobenzene is a chemical used mainly in seed treatments. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ch...more »
    1887. Chemical poisoning -- Hexachlorobutadiene
     Hexachlorobutadiene is a chemical used mainly in fumigants and as a solvent in the manufacture of products such as lubricants and rubber. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various sympto...more »
    1888. Chemical poisoning -- Hexachlorocyclopentadiene
     Hexachlorocyclopentadiene is a chemical used mainly in the production of chlorinated pesticides, flame retardants, dyes and certain resins. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symp...more »
    1889. 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 »
    1890. Chemical poisoning -- Hexane
     Hexane is a chemical used mainly in the manufacture of products such as glue, paint, shoes and furniture. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemica...more »
    1891. Chemical poisoning -- High Melting Explosive (HMX)
     High Melting Explosive (HMX) is a chemical used mainly in plastic explosives and rocket fuel propellant. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symp...more »
    1892. Chemical poisoning -- Hydrazine
     Hydrazine is a chemical used mainly in rocket fuel, photography, laboratory chemical, corrosion inhibitor, mirror silvering and in the production of pharmaceuticals and pesticides. The chemical may be absorbed through the skin. Ingestion and other exposur...more »
    1893. Chemical poisoning -- Hydrogen Chloride
     Hydrogen Chloride is a chemical used mainly in the manufacture of rubber and vinyl chloride . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved a...more »
    1894. Chemical poisoning -- Hydrogen Fluoride
     Hydrogen Fluoride is a chemical used mainly in car cleaning products and in the production of integrated circuits. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severi...more »
    1895. Chemical poisoning -- Hydrogen Sulfide
     Hydrogen Sulfide is a chemical that can be used in production processes (paper, tanneries, sulfide ores) or it may be a byproduct of certain industries. It is also found naturally in sewers and manure. Ingestion and other exposures to the chemical can cau...more »
    1896. Chemical poisoning -- Hydroquinone
     Hydroquinone is a chemical used mainly in photography developing solution, pharmaceuticals, fur processing, paints, fuel, organic chemicals, plastics, stone coatings and styrene monomers. Ingestion and other exposures to the chemical can cause various sym...more »
    1897. Chemical poisoning -- Hyquincarb
     Hyquincarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    1898. Chemical poisoning -- Imazapyr
     Imazapyr 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 »
    1899. Chemical poisoning -- Imiprothrin
     Imiprothrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1900. Chemical poisoning -- Iodofenphos
     Iodofenphos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1901. Chemical poisoning -- Isofenphos
     Isofenphos is an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1902. Chemical poisoning -- Isoprocarb
     Isoprocarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    1903. Chemical poisoning -- Isopropyl Alcohol
     Isopropyl Alcohol is a chemical used mainly as a rubbing alcohol and also in perfumes, paint thinners, disinfectants, cleaners and fuels. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies de...more »
    1904. Chemical poisoning -- Jet Fuel-4
     Jet Fuel-4 is an aviation turbine fuel used by the US military. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1905. Chemical poisoning -- Jet Fuel-5
     Jet Fuel-5 is an aviation turbine fuel used by the US military. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1906. Chemical poisoning -- Jet Fuel-8
     Jet Fuel-8 is an aviation turbine fuel used by the US military. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1907. Chemical poisoning -- Jewelry cleaner
     Jewelry cleaner contains various chemicals which can cause serious symptoms if ingested or other types of exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death...more »
    1908. Chemical poisoning -- Kerosene
     Kerosene is a chemical used mainly in paints, pesticides, lighter fluid, illuminating fuel and heating. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical ...more »
    1909. Chemical poisoning -- Kratom
     Kratom is a plant used to make a tea which produce similar effects to opium . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of...more »
    1910. Chemical poisoning -- Lacquer
     Lacquer contains various chemicals which can cause serious symptoms if ingested or other types of exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can res...more »
    1911. Chemical poisoning -- Lead-containing Paint
     Lead pain contains lead as well as other harmful chemicals. The lead in the pain is toxic (especially to young children) and ingesting fresh or old paint can cause serious symptoms. The type and severity of symptoms varies depending on the amount of chemi...more »
    1912. 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 »
    1913. Chemical poisoning -- Lighter fluid
     Lighter fluid contains various chemicals which can cause serious symptoms if ingested or other types of exposure occurs. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death c...more »
    1914. Chemical poisoning -- Limonene
     Limonene is a chemical used mainly as a solvent, in the manufacture of resins and in perfumes and aerosols. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemi...more »
    1915. Chemical poisoning -- Lysergic Acid Diethylamide
     Lysergic Acid Diethylamide is a hallucinogenic drug which is often misused. 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 t...more »
    1916. Chemical poisoning -- Malathion
     Malathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1917. Chemical poisoning -- Manganese
     Manganese is a chemical used mainly in fertilizers, welding rods, matches, electrical coils, ceramics and animal food additives. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending o...more »
    1918. Chemical poisoning -- Mecarbam
     Mecarbam is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    1919. Chemical poisoning -- Metal cleaner
     Metal cleaner contains various chemicals which can cause severe symptoms if ingested or other forms of exposure occur. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1920. Chemical poisoning -- Metal polish
     Metal polish contains various chemicals which can cause severe symptoms if ingested or other forms of exposure occur. The chemicals cause damage to the gastrointestinal lining and the damage may continue for weeks after the poison was ingested. Death can ...more »
    1921. Chemical poisoning -- Metaldehyde
     Metaldehyde is a chemical used mainly as a molluscicide, in heating fuel and in fire lighters. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved ...more »
    1922. Chemical poisoning -- Methacrifos
     Methacrifos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1923. Chemical poisoning -- Methamidophos
     Methamidophos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    1924. Chemical poisoning -- Methane
     Methane is a natural gas that can be used as a fuel and also has industrial uses. 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 natur...more »
    1925. Chemical poisoning -- Methanol
     Methanol is a chemical used mainly in fuel, paint removers, solvent, antifreeze and in the production process of many other products. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depend...more »
    1926. Chemical poisoning -- Methidathion
     Methidathion is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    1927. Chemical poisoning -- Methiocarb
     Methiocarb is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1928. Chemical poisoning -- Methomyl
     Methomyl is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    1929. Chemical poisoning -- Methyl Bromide
     Methyl Bromide is a chemical used mainly in insecticides, fire extinguishers, wool degreasers and oil extraction. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severit...more »
    1930. Chemical poisoning -- Methyl Ethyl Ketone
     Methyl Ethyl Ketone is a chemical used mainly in fiberglass and plastic manufacture. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the na...more »
    1931. Chemical poisoning -- Methyl Isocyanate
     Methyl Isocyanate is a chemical used mainly in herbicides and pesticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the...more »
    1932. Chemical poisoning -- Methyl Tert-Butyl Ether
     Methyl Tert-Butyl Ether is a chemical used mainly in automotive gasoline but is also used as a solvent and chemical reagent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    1933. Chemical poisoning -- Methyl parathion
     Methyl parathion is a chemical used mainly as an insecticide for various crops. Ingestion and other exposures to the chemical can cause various symptoms. The chemical may be absorbed through the skin. The type and severity of symptoms varies depending on ...more »
    1934. Chemical poisoning -- Methylene Chloride
     Methylene Chloride is a chemical used mainly in paint removers, nail polish remover, fumigants and fire extinguishers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amou...more »
    1935. Chemical poisoning -- Metiltriazotion
     Metiltriazotion 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 »
    1936. Chemical poisoning -- Metobromuron
     Metobromuron is a chemical used mainly as a herbicide. The chemical is generally considered toxic only if large amounts are consumed. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depend...more »
    1937. Chemical poisoning -- Metofluthrin
     Metofluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1938. Chemical poisoning -- Metolcarb
     Metolcarb is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    1939. Chemical poisoning -- Mevinphos
     Mevinphos is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the n...more »
    1940. Chemical poisoning -- Mexacarbate
     Mexacarbate is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    1941. Chemical poisoning -- Mineral-Based Crankcase Oil
     Mineral-Based Crankcase Oil is a chemical used mainly as a fuel . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    1942. Chemical poisoning -- Mirex
     Mirex is a chemical used mainly to control fire ants but also other insecticides such as mealy bugs. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    1943. Chemical poisoning -- Molybdenum
     Molybdenum is a chemical used mainly in steel alloys lubricants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    1944. Chemical poisoning -- Monocrotophos
     Monocrotophos is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and t...more »
    1945. Chemical poisoning -- Monosodium Methanarsenate
     Monosodium Methanarsenate is a chemical used mainly as a herbicide or pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature...more »
    1946. Chemical poisoning -- Morpholine
     Morpholine is a chemical used in a variety of applications: rubber industry, corrosion inhibitor, pharmaceuticals, dyes, crop pesticides and as a solvent in various manufacturing processes. The chemical may be absorbed through the skin. Ingestion and othe...more »
    1947. Chemical poisoning -- Mouth Wash
     Mouth wash contains various chemicals which can cause serious symptoms if sufficient quantities are swallowed. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1948. Chemical poisoning -- N,N-Dimethyl-P-Toluidine
     N,N-Dimethyl-P-Toluidine is a chemical used mainly in artificial nail solutions. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on...more »
    1949. Chemical poisoning -- N-Butyl Chloride
     N-Butyl Chloride is a chemical used mainly in veterinary worming applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    1950. Chemical poisoning -- N-Methyl-2-Pyrrolidone
     N-Methyl-2-Pyrrolidone is a chemical used mainly in paint strippers, wire coating processes, petroleum industry and in the microelectronics industry. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause va...more »
    1951. Chemical poisoning -- Naphthalene
     Naphthalene is a chemical used mainly as a moth repellant, toilet deodorizer and the manufacture of other chemicals. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    1952. Chemical poisoning -- Nickel Carbonyl
     Nickel Carbonyl is a chemical used mainly in petroleum and rubber production and in electroplating. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    1953. Chemical poisoning -- Nitrates
     Nitrates are chemicals used mainly in explosives and ammunitions but are also an ingredient in cold packs. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemic...more »
    1954. 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 »
    1955. Chemical poisoning -- Nitrilacarb
     Nitrilacarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    1956. Chemical poisoning -- Nitrites
     Nitrite is a chemical used in many applications: manufacture of dyes, fabric manufacture, corrosive inhibitors, photography and cyanide antidote kits. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of sympt...more »
    1957. Chemical poisoning -- Nitrobenzene
     Nitrobenzene is a chemical used mainly in floor polish, shoe dyes, soaps and the production of other chemicals such as cellulose ether and acetaminophen. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can caus...more »
    1958. Chemical poisoning -- Nitroethane
     Nitroethane is a chemical used mainly as in industrial solvent, fuel additive, propellant, manufacture of pharmaceutical products and in artificial nail removers . Ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    1959. Chemical poisoning -- Nitrofen
     Nitrofen is a used as a herbicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1960. Chemical poisoning -- Nitrogen Dioxide
     Nitrogen Dioxide is a chemical which has industrial applications but is also an air pollutant formed by burning fossil fuels such as gas, oil and coal as well as vehicle exhaust and industrial byproduct. Ingestion and other exposures to the chemical can c...more »
    1961. Chemical poisoning -- Nitroglycerin
     Nitroglycerin is a chemical used mainly in the manufacture of explosives, dynamite, rocket propellant and smokeless powders. The chemical is readily absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The t...more »
    1962. Chemical poisoning -- Nitromethane
     Nitromethane is a chemical used mainly in racing fuel and as an industrial and cleaning solvent. It is also used in the manufacture of various products: explosives, coatings, pesticides, coatings and pharmaceuticals. Ingestion and other exposures to the c...more »
    1963. Chemical poisoning -- Nitrophenol
     Nitrophenol is a chemical used mainly in the production of dyes and pigments and also in fungicides and laboratory chemicals. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type...more »
    1964. Chemical poisoning -- Nitrophenol Urea
     Nitrophenol Urea is a pesticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    1965. Chemical poisoning -- Nitrotoluene
     Nitrotoluene is a chemical used mainly in industrial applications for the production of things such as agricultural chemicals, explosives, rubber chemicals, sulfur dyes and azo dyes. Ingestion and other exposures to the chemical can cause various symptoms...more »
    1966. Chemical poisoning -- Nitrous Oxide
     Nitrous Oxide is a chemical used mainly as rocket fuel, foaming agent and as an anesthetic. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and...more »
    1967. Chemical poisoning -- Oil-based paint
     Oil-based paint contains various chemicals which can cause serious symptoms if sufficient quantities are swallowed or if other types of exposure occurs. These paint contain toxic hydrocarbons as well as various other heavy metals depending on the type of ...more »
    1968. Chemical poisoning -- Omethoate
     Omethoate is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1969. Chemical poisoning -- Osmium
     Osmium is a chemical used mainly in alloys to produce very strong metals for such items as fountain pen tips and electrical contacts. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depend...more »
    1970. Chemical poisoning -- Oxamyl
     Oxamyl is a carbamate pesticide used mainly as an insecticide, acaricie and nematicide. 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...more »
    1971. Chemical poisoning -- Oxydeprofos
     Oxydeprofos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1972. Chemical poisoning -- Oxydisulfoton
     Oxydisulfoton is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    1973. Chemical poisoning -- Palladium
     Palladium is a chemical which is very widely used in manufactured goods: jewelry, electronics, dentistry, medicine, groundwater treatment and fuel cells . Palladium carries a high risk of sensitization. Ingestion and other exposures to the chemical can ca...more »
    1974. Chemical poisoning -- Para-Dichlorobenzene
     Para-Dichlorobenzene is a chemical used mainly as a pesticide, mold and mildew preventer, moth repellent and toilet deodorant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    1975. Chemical poisoning -- Paraffin wax
     Paraffin wax is a chemical used mainly in the production of candles, paraffin papers, varnishes, floor polishes, food packaging, lubricants, cosmetics, wood waterproofing, cork and perfume extraction. The fumes from burning paraffin wax can be quite harmf...more »
    1976. Chemical poisoning -- Paramethoxyamphetamine
     Paramethoxyamphetamine is used as a recreational hallucinogenic drug. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    1977. 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 »
    1978. Chemical poisoning -- Parathion
     Parathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1979. Chemical poisoning -- Parathion Methyl
     Parathion Methyl is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved an...more »
    1980. Chemical poisoning -- Pentaborane
     Pentaborane is a chemical used mainly as a fuel additive, reducing agent and rocket propellant. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms vari...more »
    1981. Chemical poisoning -- Pentachlorophenol
     Pentachlorophenol is a chemical used mainly in fungicides, herbicides, insecticides, molluscicides, algicides and bactericides. It is commonly used as a wood preservative. Ingestion and other exposures to the chemical can cause various symptoms. The type ...more »
    1982. 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 »
    1983. Chemical poisoning -- Perming lotion
     Perming lotion is a product used to create permanent hair curls. It contains chemicals such as thioglycolate which can cause poisoning symptoms if exposure occurs. The type and severity of symptoms varies depending on the amount of chemical involved and t...more »
    1984. Chemical poisoning -- Petroleum Distillates -- Naphtha
     Petroleum Distillates - Naphtha is a chemical used mainly in . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1985. Chemical poisoning -- Phenkapton
     Phenkapton is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    1986. Chemical poisoning -- Phenmedipham
     Phenmedipham is used as a herbicide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1987. Chemical poisoning -- Phenol
     Phenol is a chemical used mainly in the production of fertilizer, explosives, rubber, paint, paint remover, perfumes, asbestos products, wood preservatives, resins, textiles, pharmaceuticals and drugs. Ingestion and other exposures to the chemical can cau...more »
    1988. Chemical poisoning -- Phorate
     Phorate is a chemical pesticide used as an insecticide, nematicide 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...more »
    1989. Chemical poisoning -- Phosalone
     Phosalone is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    1990. Chemical poisoning -- Phosdrin
     Phosdrin is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1991. Chemical poisoning -- Phosmet
     Phosmet is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amou...more »
    1992. Chemical poisoning -- Phosphamidon
     Phosphamidon is a chemical pesticide used as an insecticide and nematicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    1993. 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 »
    1994. Chemical poisoning -- Phoxim
     Phoxim is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    1995. Chemical poisoning -- Phthalthrin
     Phthalthrin is an insecticide - it is used mainly for indoor purposes. Ingestion and other exposures to the chemical can cause various symptoms. Generally, large amounts need to be involved to cause serious symptoms. The type and severity of symptoms vari...more »
    1996. Chemical poisoning -- Pine Oil
     Pine Oil is a chemical used mainly as a disinfectant or cleaning agent. 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 e...more »
    1997. Chemical poisoning -- Pirimicarb
     Pirimicarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    1998. Chemical poisoning -- Pirimiphos-methyl
     Pirimiphos-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 o...more »
    1999. Chemical poisoning -- Platinum
     Platinum is a metal used mainly in jewelry, electrical contacts, dentistry, laboratory equipment and vehicle emission control devices. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depen...more »
    2000. Chemical poisoning -- Plutonium
     Plutonium is metallic element used mainly in the production of nuclear weapons. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    2001. Chemical poisoning -- Polychlorinated Biphenyls
     Polychlorinated Biphenyls are a group of chemicals which had a variety of applications but are now banned due to the fact that they don't degrade in the environment and tend to build up in the food chain where they can cause harmful effects. Ingestion and...more »
    2002. Chemical poisoning -- Polychlorinated Dibenzofurans
     Polychlorinated Dibenzofurans are a group of chemicals that are usually formed as a byproduct of various industrial processes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on ...more »
    2003. Chemical poisoning -- Pool Cleaners
     Pool Cleaners contain various chemicals (mainly chlorine) which can cause serious symptoms if sufficient quantities are swallowed. The chemicals are very damaging to the mucosal linings in the body. The type and severity of symptoms varies depending on th...more »
    2004. Chemical poisoning -- Potassium Permanganate
     Potassium Permanganate is a chemical used in various applications: topical antibacterial, photography, laboratory chemical, wood dye, water purification and bleaching processes. Ingestion and other exposures to the chemical can cause various symptoms. The...more »
    2005. Chemical poisoning -- Prallethrin
     Prallethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2006. Chemical poisoning -- Primiphos methyl
     Primiphos methyl is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved an...more »
    2007. Chemical poisoning -- Profenofos
     Profenofos is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2008. Chemical poisoning -- Profluthrin
     Profluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2009. Chemical poisoning -- Promacyl
     Promacyl is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    2010. Chemical poisoning -- Promecarb
     Promecarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    2011. Chemical poisoning -- Propane
     Propane is a chemical used mainly in fuels and as a solvent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2012. Chemical poisoning -- Propoxur
     Propoxur is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    2013. Chemical poisoning -- Propylene Glycol Dinitrate
     Propylene Glycol Dinitrate is a chemical used mainly as a propellant or occasionally in explosives. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    2014. Chemical poisoning -- Prothidathion
     Prothidathion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    2015. Chemical poisoning -- Prothoate
     Prothoate is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    2016. Chemical poisoning -- Protrifenbute
     Protrifenbute is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2017. Chemical poisoning -- Pyresmethrin
     Pyresmethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2018. Chemical poisoning -- Pyrethrin
     Pyrethrin is used mainly as an indoor insecticide. Pyrethrin is considered to have a relatively low level of toxicity with large amounts usually required to produce toxicity symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    2019. Chemical poisoning -- Pyrethroid
     Pyrethroid is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    2020. Chemical poisoning -- Pyridine
     Pyridine is a chemical used mainly in the production of herbicides, pesticides, antihistamine steroids, sulfa antibiotics, water repellents, dyes, paints and rubber. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemi...more »
    2021. Chemical poisoning -- Pyrimitate
     Pyrimitate is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    2022. Chemical poisoning -- Quinalphos
     Quinalphos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    2023. Chemical poisoning -- Quintiofos
     Quintiofos is a chemical pesticide used as an acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemica...more »
    2024. Chemical poisoning -- Quintozene
     Quintozene is a chemical used mainly as a soil fungicide and a seed dressing. The chemical is considered to be relatively nontoxic and unlikely to cause symptoms upon exposure. The type and severity of symptoms varies depending on the amount of chemical i...more »
    2025. Chemical poisoning -- Rhodium
     Rhodium is metallic element used mainly in platinum and palladium alloys and vehicle catalytic converters. It is also used in jewelry, high quality pens, and as a catalyst in various industrial processes. Ingestion and other exposures to the chemical can ...more »
    2026. Chemical poisoning -- Rotenone
     Rotenone is a naturally occurring chemical found in certain plants (Derris and Lonchocarpus sp.). It gives the plant insecticidal and pesticidal properties and is hence utilized commercially as an insecticide. Ingestion and other exposures to the chemical...more »
    2027. Chemical poisoning -- Ruthenium
     Ruthenium is an element used mainly in the electrical and chemical industries as well as alloys. It is considered one of the rarest metals on earth. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptom...more »
    2028. 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 »
    2029. Chemical poisoning -- Selenium Dioxide
     Selenium Dioxide is a chemical used mainly in gun bluing solutions. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the expos...more »
    2030. Chemical poisoning -- Silafluofen
     Silafluofen is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2031. Chemical poisoning -- Silver
     Silver is a chemical used mainly in electric products and photography. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ex...more »
    2032. Chemical poisoning -- Sodium Azide
     Sodium Azide is a chemical used mainly in nematocides, herbicides, explosives detonators and in vehicle air bags. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severit...more »
    2033. Chemical poisoning -- Sodium Hypochlorite
     Sodium Hypochlorite is a chemical used mainly in disinfectants, bleach, deodorizers and as a water purifier. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    2034. Chemical poisoning -- Sodium Monofluoroacetate
     Sodium Monofluoroacetate is a chemical used mainly as a rodenticides, often to control mammal pests in crops. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    2035. Chemical poisoning -- Sodium Oleate
     Sodium Oleate is a chemical used mainly in insecticides. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2036. Chemical poisoning -- Solder
     Solder contains various chemicals and heavy metals which can cause serious symptoms if sufficient quantities are swallowed. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2037. Chemical poisoning -- Sophamide
     Sophamide is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    2038. Chemical poisoning -- Stoddard Solvent
     Stoddard Solvent is a solvent used in dry cleaning, ink printing, adhesives, paint thinners, liquid photocopier toners. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    2039. Chemical poisoning -- Strychnine
     Strychnine is used as a rodenticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2040. Chemical poisoning -- Sulfotep
     Sulfotep is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amo...more »
    2041. Chemical poisoning -- Sulfur Dioxide
     Sulfur Dioxide is a chemical used mainly as a disinfectant, food preservative, fumigant, antioxidant and in the manufacture of some cements. It is also found as an air pollutant associated with smelters. Ingestion and other exposures to the chemical can c...more »
    2042. Chemical poisoning -- Sulfur Trioxide
     Sulfur Trioxide is a chemical used mainly in the production of sulfuric acid and explosives. Sulfur trioxide is also a significant air pollutant which can mix with moisture in the air to produce "acid rain". Ingestion and other exposures to the chemical c...more »
    2043. Chemical poisoning -- Sulfuric Acid
     Sulfuric Acid is a chemical used mainly in car batteries and in the fur and leather industries. It is a significant component of air pollution and results in the production of "acid rain". Ingestion and other exposures to the chemical can cause various sy...more »
    2044. Chemical poisoning -- Sulfuryl Fluoride
     Sulfuryl Fluoride is a chemical used mainly as a fumigant insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ex...more »
    2045. Chemical poisoning -- Tar remover
     Tar remover contains various chemicals (mainly hydrocarbons) which can cause serious symptoms if sufficient quantities are swallowed. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2046. Chemical poisoning -- Tau-Fluvalinate
     Tau-Fluvalinate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    2047. Chemical poisoning -- Tazimcarb
     Tazimcarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    2048. Chemical poisoning -- Tefluthrin
     Tefluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2049. Chemical poisoning -- Terbufos
     Terbufos is a chemical pesticide used as an insecticide and nematicide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    2050. Chemical poisoning -- Tetrachloroethane
     Tetrachloroethane is a chemical used mainly as a dry cleaning solvent but is also used as a degreaser and in paint strippers and spot removers. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms var...more »
    2051. 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 »
    2052. Chemical poisoning -- Tetraethyl Pyrophosphate
     Tetraethyl Pyrophosphate is a toxic pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2053. Chemical poisoning -- Tetrahydrofuran
     Tetrahydrofuran is a chemical used mainly as a plastic solvent and in the processing of varnish, ink, paint and glue. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amoun...more »
    2054. Chemical poisoning -- Tetramethrin
     Tetramethrin is an insecticide - it is used mainly for indoor purposes. Ingestion and other exposures to the chemical can cause various symptoms. Generally, large amounts need to be involved to cause serious symptoms. The type and severity of symptoms var...more »
    2055. Chemical poisoning -- Tetramethylammonium Hydroxide
     Tetramethylammonium Hydroxide is a chemical used mainly in the production of a variety of electronic components. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ...more »
    2056. Chemical poisoning -- Tetramethylenedisulfotetramine
     Tetramethylenedisulfotetramine is a chemical used mainly as a rodenticide in China. 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 »
    2057. Chemical poisoning -- Tetryl
     Tetryl is a chemical used mainly as a military explosive. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2058. Chemical poisoning -- Thallium
     Thallium is an element used for such things as electronic devices, selenium rectifiers, gamma radiation detection apparatus, transmission equipment and infrared radiation detection. It is also used as a catalyst in various manufacturing processes. Ingesti...more »
    2059. 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 »
    2060. Chemical poisoning -- Thiocarboxime
     Thiocarboxime is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    2061. Chemical poisoning -- Thiodicarb
     Thiodicarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    2062. Chemical poisoning -- Thiofanox
     Thiofanox is a carbamate pesticide used mainly as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature ...more »
    2063. Chemical poisoning -- Thioglycolic Acid
     Thioglycolic Acid is a chemical used mainly in leather processing and in the production of hair straightening solutions, hair removal products, polyvinyl chloride, pharmaceuticals, agrochemicals and in metal detection reactions. Ingestion and other exposu...more »
    2064. Chemical poisoning -- Thiometon
     Thiometon is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    2065. Chemical poisoning -- Thiram
     Thiram is a chemical used mainly in the rubber industry, latex manufacture and as a pesticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved ...more »
    2066. Chemical poisoning -- Thorium
     Thorium is an element used mainly as a nuclear power source and in magnesium alloys, electronic tubes, light filaments and electrodes. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depen...more »
    2067. Chemical poisoning -- Titanium
     Titanium is an element used mainly in alloys. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2068. Chemical poisoning -- Tolclofos methyl
     Tolclofos methyl is a chemical insecticide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved an...more »
    2069. Chemical poisoning -- Toluene
     Toluene is a chemical used mainly in pesticides, degreasers, glues and pain removers. 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 n...more »
    2070. Chemical poisoning -- Toluene Diisocyanate
     Toluene Diisocyanate is a chemical used mainly in the manufacture of elastomers and polyurethane foams. 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 »
    2071. Chemical poisoning -- Tralomethrin
     Tralomethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2072. Chemical poisoning -- Transfluthrin
     Transfluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2073. Chemical poisoning -- Transpermethrin
     Transpermethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    2074. Chemical poisoning -- Triazophos
     Triazophos is a chemical pesticide used as an insecticide, nematicide 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 depend...more »
    2075. Chemical poisoning -- Triazotion
     Triazotion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the a...more »
    2076. Chemical poisoning -- Trichlorfon
     Trichlorfon is an insecticide used mostly in crops. It is considered motderately toxic to humans. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    2077. Chemical poisoning -- Trichloroethane
     Trichloroethane is a chemical used mainly as an industrial solvent but also in inks and lubricants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical invo...more »
    2078. Chemical poisoning -- Trichloroethylene
     Trichloroethylene is a chemical used mainly as an industrial solvent and in adhesives, lacquer, fire retardants and house cleaning solvents. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies...more »
    2079. Chemical poisoning -- Triethanolamine
     Triethanolamine is a widely used chemical. It is involved in the production of cosmetics, toilet products, waxes, resins, paraffins, dyes, polishes and herbicides. Ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    2080. Chemical poisoning -- Trifenfos
     Trifenfos is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the am...more »
    2081. Chemical poisoning -- Trimellitic Anhydride
     Trimellitic Anhydride is a chemical used mainly in the manufacturing process of paint, plastics, polyester resins and as a curing agent for epoxy and other resins. Ingestion and other exposures to the chemical can cause various symptoms. The type and seve...more »
    2082. Chemical poisoning -- Trimethacarb
     Trimethacarb is a carbamate pesticide used mainly as an insecticide, bird repellent, molluscicide and mamal repellent. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amou...more »
    2083. Chemical poisoning -- Tungsten
     Tungsten is an element used mainly in light bulb filaments, X-ray tubes, electrodes, superalloys, heating elements and various other high temperature uses. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of ...more »
    2084. Chemical poisoning -- Turpentine Oil
     Turpentine Oil is a chemical used mainly as a solvent, paint thinner and various other applications such as deodorizing fragrances and antiseptics. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms...more »
    2085. Chemical poisoning -- Uranium
     Uranium is an element used mainly in commercial nuclear power plants. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exp...more »
    2086. Chemical poisoning -- Vamidothion
     Vamidothion is a chemical pesticide used as an insecticide and acaricide. The chemical is an organophosphorus compound and ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    2087. Chemical poisoning -- Vanadium
     Vanadium is an element used mainly in steel alloys but is also used in glass coatings, electric fuel cells and other applications. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending...more »
    2088. Chemical poisoning -- Vinyl Acetate
     Vinyl Acetate is a chemical used in the manufacturing process of a wide range of products such as adhesives, paints, textiles, wood glue and vehicle glass . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of...more »
    2089. 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 »
    2090. Chemical poisoning -- Window cleaner
     Window cleaner contains various chemicals (usually alcohols and ammonia) which can cause serious symptoms if sufficient quantities are ingested. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the ex...more »
    2091. Chemical poisoning -- XMC
     XMC is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure. The...more »
    2092. Chemical poisoning -- Xylene
     Xylene is a chemical used mainly in pesticides and in the manufacture of glue, paint, paper, rubber, pharmaceuticals and polymers. It is also used as a solvent and clarifier for microscopic tissue examinations in laboratories. Ingestion and other exposure...more »
    2093. Chemical poisoning -- Xylylcarb
     Xylylcarb is a carbamate pesticide used mainly as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposur...more »
    2094. Chemical poisoning -- Zinc Phosphide
     Zinc Phosphide is a chemical used mainly as a rodenticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    2095. Chemical poisoning -- acetic acid
     Acetic acid is a chemical used for medicinal purposes such as superficial ear infections, jellyfish stings and bladder irrigation. Acetic acid is a also a component of vinegar which is used as a cooking ingredient. The type and severity of symptoms varies...more »
    2096. Chemical poisoning -- alpha-Cypermethrin
     alpha-Cypermethrin is a pyrethroid chemical used as an insecticide and acaricide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    2097. Chemical poisoning -- beta-Cypermethrin
     Beta-Cypermethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    2098. Chemical poisoning -- gamma-Cyhalothrin
     Gamma-Cyhalothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    2099. Chemical poisoning -- lambda-Cyhalothrin
     lambda-Cyhalothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ch...more »
    2100. Chemical poisoning -- m-Anisidine
     o-Anisidine is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    2101. Chemical poisoning -- o-Anisidine
     o-Anisidine is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    2102. Chemical poisoning -- p-Anisidine
     p-Anisidine is a chemical used mainly in the production process of pharmaceuticals and azo-dyes . Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involv...more »
    2103. Chemical poisoning -- theta-Cypermethrin
     theta -Cypermethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of c...more »
    2104. Chemical poisoning -- zeta-Cypermethrin
     zeta-Cypermethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    2105. Chemical worker's lung (Ammonia)
     Inhalation of a chemical called Ammonia in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to t...more »
    2106. Chemical worker's lung (Chlorine)
     Inhalation of a chemical called Chlorine in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to ...more »
    2107. Chemical worker's lung (Formalin vapours)
     Inhalation of a chemical called Formalin vapours in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    2108. Chemical worker's lung (Hydrogen Sulfide)
     Inhalation of a chemical called Hydrogen Sulfide in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    2109. Chemical worker's lung (Methylene Diisocyanate)
     Inhalation of a chemical called Methylene Diisocyanate in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting t...more »
    2110. Chemical worker's lung (Nitrogen dioxide)
     Inhalation of a chemical called Nitrogen dioxide in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    2111. Chemical worker's lung (Ozone)
     Inhalation of a chemical called Ozone in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the...more »
    2112. Chemical worker's lung (Phosgene)
     Inhalation of a chemical called Phosgene in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to ...more »
    2113. Chemical worker's lung (Sulfur dioxide)
     Inhalation of a chemical called Sulfur dioxide in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposu...more »
    2114. Chemical worker's lung (Trimellitic anhydride)
     Inhalation of a chemical called trimellitic anhydride)in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to...more »
    2115. Chemical worker's lung -- Lacquer
     Inhalation of a lacquer (which contains isocyanates) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to ...more »
    2116. Chemical worker's lung -- Varnish
     Inhalation of a varnish (which contains isocyanates) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to ...more »
    2117. Chemical-related eczema
     Chemical-related eczema is a form of eczema that results from exposure to a chemical. Eczema is a type of skin inflammation or irritation that manifests as a skin rash. The amount of skin involved may vary considerable from a single small patch to widespr...more »
    2118. Cherophobia
     An exaggerated or irrational fear of gaiety....more »
    2119. Cherry laurel seed poisoning
     Wild cherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental i...more »
    2120. Cherry seed poisoning
     Cherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually only occurs if the seeds are crushed and eaten. Accidental i...more »
    2121. Chest Cold
     Acute lower respiratory infection caused by virus...more »
    2122. Chiari Malformation
     Protrusion of the brain down the spinal column....more »
    2123. 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 »
    2124. Chicken soup poisoning
     The consumption of excessive amounts of chicken soup can result in serious symptoms due to very high salt levels in the body. Children and the elderly are more likely to be affected by the high salt levels of chicken soup however the condition is rarely s...more »
    2125. Chickenpox
     Common viral infection....more »
    2126. Chickenpox -- Teratogenic Agent
     There is strong evidence to indicate that the development of Chickenpox during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the sta...more »
    2127. Chikungunya
     A rare viral disease usually transmitted by mosquitoes and characterized by fever, rash and severe arthritis....more »
    2128. Chilblain
     Skin inflammation usually in cold weather...more »
    2129. Child abuse
     Physical, sexual, emotional abuse or neglect of child....more »
    2130. Childbirth
     Delivery of a fetus by a pregnant woman....more »
    2131. Childhood depression
     Childhood depression is just as serious as adult depression. However, it is important to recognize that children have unique signs to be aware of when recognizing and diagnosing depression....more »
    2132. 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 »
    2133. Childhood liver cancer, primary
     Cancer that develops in the tissue of the liver in children....more »
    2134. Childhood-Onset Schizophrenia
     A rare early-onset form of the mental disorder called schizophrenia. Symptoms start before the age of thirteen. Symptoms usually start gradually and are often preceded by slow motor, speech and language development....more »
    2135. Childhood-onset cerebral X-linked adrenoleukodystrophy
     A rare genetic disorder characterized by progressive degeneration of the protective sheath around nerves resulting in increasing difficulty. The childhood cerebral form of the condition is the most severe....more »
    2136. Chinophobia
     An exaggerated or irrational fear of snow....more »
    2137. Chirodropidae poisoning
     Chirodropidae are jellyfish-like marine organisms found mainly in the Indian and Pacific Oceans. They can deliver a painful sting which can be life-threatening in some cases. The box jellyfish, Irukundji jellyfish and some sea wasps are all members of thi...more »
    2138. Chitayat-Moore-Del Bigio syndrome
     A rare birth disorder characterized mainly by brain abnormalities, large head and facial anomalies....more »
    2139. Chitty-Hall-Webb syndrome
     A very rare syndrome characterized mainly by fractures, bowed shin bones, abnormal forearm bone (radius) and reduced bone mass....more »
    2140. Chlamydia pneumoniae
     Specific bacterial type of pneumonia...more »
    2141. Chloramphenicol-induced Sideroblastic anemia
     Chloramphenicol-induced sideroblastic anemia is a blood disorder caused by taking a drug called chloramphenicol. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red bloo...more »
    2142. 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 »
    2143. 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 »
    2144. Chlorophacinone rodenticide poisoning
     Chlorophacinone is used as a rodenticide. The chemical may be absorbed through the skin. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and th...more »
    2145. Chokecherry seed poisoning
     Chokecherry seeds contain a chemical called amygdalin which breaks down into cyanide in the human body. The toxic chemicals are not released if the seed remains intact and therefore poisoning usually occurs if the seeds are crushed and eaten. Accidental i...more »
    2146. Cholangitis
     bile duct inflammation (cholangitis)...more »
    2147. Cholecystitis
     Inflammation of the gallbladder which concentrates and stores bile. The condition may occur suddenly (acute) or persist over a longer period of time (chronic)....more »
    2148. Cholera
     An acute bacterial disease transmitted through food or water contaminated with human faeces. The intestinal infection is caused by the bacterium Vibrio cholerae....more »
    2149. Cholerophobia
     An exaggerated or irrational fear of cholera....more »
    2150. Cholestasis -- pigmentary retinopathy -- cleft palate
     A rare syndrome characterized by degeneration of retinal pigments, cleft lip, cleft palate, kidney problems and cholestasis (bile flow obstruction)....more »
    2151. Cholestasis disease of pregnancy
     A liver condition that can occur usually in the last stage of pregnancy. The flow of bile in the gallbladder or liver is impaired by the high levels of pregnancy hormones. The bile acids build up in the organs and then enter the bloodstream. The main symp...more »
    2152. Cholestasis, Intrahepatic
     A liver disorder where the bile is unable to flow properly through the liver. The severity of the condition is variable depending on the cause of the condition....more »
    2153. Cholestasis, intrahepatic of pregnancy
     A rare liver disorder (impaired flow of bile) that occurs during third trimester of pregnancy with symptoms usually disappearing after delivery....more »
    2154. 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 »
    2155. 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 »
    2156. Cholestatic jaundice -renal tubular insufficiency
     A very rare syndrome characterized by liver and kidney problems....more »
    2157. Cholesterol pneumonia
     Lung inflammation caused by cholesterol....more »
    2158. Chondroblastoma (benign)
     A rare benign bone tumor that usually forms in the ends of long bones such as the leg bones....more »
    2159. Chondrodysplasia -- disorder of sex development
     A very rare syndrome characterized mainly by severe dwarfism, abnormal bone development and central nervous system and eye problems....more »
    2160. Chondrodysplasia -- pseudohermaphrodism
     A very rare syndrome characterized mainly by severe dwarfism, abnormal bone development and central nervous system and eye problems....more »
    2161. Chondrodysplasia Punctata, Rhizomelic type
     A rare genetic disorder characterized by slow growth, mental deficiency, characteristic facial features and skeletal deformities particularly of the limbs, spine and pelvis....more »
    2162. Chondrodysplasia punctata
     A group of inherited disorder affecting the skeleton, skin, eyes and mental function. The disorders are characterized mainly by stippled epiphyses (abnormal calcification near joints) during infancy. The various forms of the disorders have varying severit...more »
    2163. Chondrodysplasia punctata with steroid sulfatase deficiency
     A genetic skeletal and skin disorder involving a deficiency of steroid sulfatase. The skin condition is characterized by large brownish scales which can occur almost anywhere on the skin and can be disfiguring. The face, scalp, palms and soles are usually...more »
    2164. Chondrodysplasia punctata, non rhizomelic type
     A group of inherited disorder affecting the skeleton, skin, eyes and mental function. The disorders are characterized mainly by stippled epiphyses (abnormal calcification near joints) during infancy. The non-rhizomelic forms tend to be milder, with minima...more »
    2165. Chondrodystrophia calcificans congenita
     A rare genetic disorder characterized by growth deficiency, short limbs, large skin pores, sparse hair and other abnormalities....more »
    2166. Chondrodystrophia punctata, autosomal dominant
     A rare genetic disorder characterized by growth deficiency, short limbs, large skin pores, sparse hair and other abnormalities....more »
    2167. Chordoma
     Chordomas are rare tumors that arise from embryonic notochordal remnants along the length of the neuraxis at developmentally active sites. These sites are the ends of the neuraxis and the vertebral bodies....more »
    2168. Chorea
     Any disorder causing involuntary movement or spasms....more »
    2169. Choreoacanthocytosis amyotrophic
     A rare inherited disease involving neurological degeneration and abnormal red blood cell shape. The disorder progresses slowly and causes involuntary movements, loss of cognitive ability, behavioral changes and seizures....more »
    2170. Choreoathetosis-spasticity, episodic
     A dominantly inherited movement disorder characterized by episodes of involuntary movments. Symptom episodes are often triggered by fatigue, alcohol, physical exertion and stress....more »
    2171. Chorioretinopathy dominant form -- microcephaly
     A rare inherited disorder characterized by a small head, mental retardation and a degenerative eye condition....more »
    2172. 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 »
    2173. Choroido cerebral calcification syndrome infantile form
     A rare syndrome characterized by abnormal calcification in part of the brain and mental retardation....more »
    2174. Chrematophobia
     An exaggerated or irrational fear of wealth....more »
    2175. Christian-Demyer-Franken syndrome
     A rare syndrome characterized mainly by mental retardation and skeletal abnormalities....more »
    2176. Christmas Cherry poisoning
     The Christmas Cherry is a small reddish-orange fruit. The plant contains a compound called solanocapsine which can cause symptoms if excessive amounts are consumed. The compound is found in all parts of the plant - especially the leaves and unripe fruit. ...more »
    2177. Christmas Rose poisoning
     The Christmas Rose plant contains proteoanemonin which can cause blisters and saponins which can cause irritation. The plant is found mainly in Europe. All parts of the plant are poisonous....more »
    2178. 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 »
    2179. Chrometophobia
     An exaggerated or irrational fear of money....more »
    2180. Chromium toxicity
     Excessive consumption of chromium can cause symptoms of toxicity....more »
    2181. 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 »
    2182. 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 »
    2183. Chromophobia
     An exaggerated or irrational fear of colors....more »
    2184. 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 »
    2185. Chromosome 1, Terminal deletion
     A genetic disorder where a portion of the genetic material from the long arm of chromosome 1 is missing. The symptoms or severity may vary somewhat between patients....more »
    2186. Chromosome 1, deletion q21 q25
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as retarded fetal growth, osteoporosis, facial anomalies and hearing loss....more »
    2187. Chromosome 1, duplication 1p21 p32
     A rare chromosomal disorder where duplication of a portion of chromosome 1 causes various abnormalities such as short stature, newborn or fetal death, small head, undescended testes and various facial abnormalities....more »
    2188. Chromosome 1, monosomy 1p22 p13
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as mental retardation, short stature, hearing loss and hand defects....more »
    2189. Chromosome 1, monosomy 1p31 p22
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as mental retardation, missing teeth and small eyes and jaw....more »
    2190. Chromosome 1, monosomy 1p32
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as mental retardation, clubfoot an umbilical hernia....more »
    2191. Chromosome 1, monosomy 1p34 p32
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as mental retardation, fingernail anomalies and testicular problems....more »
    2192. Chromosome 1, monosomy 1q25 q32
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as digital defects, facial dysmorphism, retarded growth, mental retardation and spasticity....more »
    2193. Chromosome 1, monosomy 1q4
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as facial dysmorphism, retarded fetal growth, seizures, mental retardation, testicular problems and kidney defects....more »
    2194. Chromosome 1, proximal deletion
    2195. Chromosome 1, pter-p36
     A very rare chromosomal disorder where the end portion of the short arm of chromosome 1 is missing. The type and severity of symptoms is variable....more »
    2196. Chromosome 1, trisomy 1q32 qter
     A rare chromosomal disorder where duplication of a portion of chromosome 1 causes various abnormalities such as retarded fetal growth, facial anomalies, mental retardation, stillbirth, heart defects and finger and toe abnormalities....more »
    2197. 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 »
    2198. Chromosome 1, uniparental disomy 1q12 q21
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 1 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    2199. Chromosome 10 ring syndrome
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 10 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 »
    2200. Chromosome 10, Monosomy 10p
    2201. Chromosome 10, trisomy 10p
     A rare chromosomal disorder where there are three copies of the short arm (p) of chromosome 10 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material duplicate...more »
    2202. Chromosome 10, trisomy 10pter p13
     A rare chromosomal disorder where duplication of a portion of chromosome 10 causes various abnormalities such as a wasted build, gut and heart placement abnormalities and lack of reflexes....more »
    2203. Chromosome 10p deletion syndrome
     A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 10 resulting in variable abnormalities....more »
    2204. Chromosome 10p duplication syndrome
     A rare chromosomal disorder where there are three copies of the short arm (p) of chromosome 10 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material duplicate...more »
    2205. Chromosome 10p duplication/10q deletion syndrome
     A rare chromosomal disorder where a section of the short arm (p) of chromosome 10 is duplicated and a section of the long arm (q) of chromosome 10 is deleted resulting in various abnormalities....more »
    2206. Chromosome 11, Partial Monosomy 11q
     A very rare chromosomal disorder involving the absence of a portion of chromosome 11q. The range and severity of symptoms is determined by the size of the portion that is deleted....more »
    2207. Chromosome 11, Partial Trisomy 11q
     A very rare genetic disorder caused by a duplication of part of chromosome 11q. The characteristic symptoms of the disorder are delayed growth before and after birth, mental retardation (varying severity) and skull and facial defects. The type and severit...more »
    2208. 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 »
    2209. Chromosome 11p, partial deletion
     A rare genetic syndrome caused by the deletion of part of the genetic material in the short arm of chromosome 11. The type and severity of symptoms may vary depending on the exact size and location of the genetic material that is missing. The genetic abno...more »
    2210. Chromosome 11q duplication syndrome
     A rare chromosomal disorder where there are three copies of the long arm (q) of chromosome 11 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material duplicated...more »
    2211. Chromosome 11q partial deletion
     A rare chromosomal disorder where a portion of chromosome 11 is missing and is characterized by trigonencephaly, heart defects and a large, carp-shaped mouth....more »
    2212. Chromosome 12 ring syndrome
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 12 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 »
    2213. Chromosome 12 trisomy
     A rare chromosomal disorder where there are three copies of chromosome 12 rather than the normal two resulting in various abnormalities....more »
    2214. Chromosome 12, 12p trisomy
     A rare chromosomal disorder where there are three copies of the short arm (p) of chromosome 12 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material deleted....more »
    2215. Chromosome 12, Isochromosome 12p Mosaic
     A very rare disorder genetic disorder involving abnormalities in chromosome 12. The severity of symptoms is variable and tends to include a wide range of defects and abnormalities....more »
    2216. 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 »
    2217. Chromosome 12p deletion
     A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 12 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 »
    2218. Chromosome 12p deletion syndrome
     A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 12 resulting in various abnormalities....more »
    2219. Chromosome 12p duplication syndrome
     A rare chromosomal disorder where there are three copies of the short arm (p) of chromosome 12 rather than the normal two resulting in various abnormalities. The type and severity of symptoms depend on the amount and location of genetic material deleted....more »
    2220. Chromosome 12p partial deletion
     A rare chromosomal disorder where there is a deletion of the short arm (p) of chromosome 12 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 »
    2221. Chromosome 12p tetrasomy syndrome
     A rare chromosomal disorder where there are four copies of the short arm (p) of chromosome 12 rather than the normal two resulting in various abnormalities....more »
    2222. 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 »
    2223. 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 »
    2224. Chromosome 13 trisomy syndrome
     A rare chromosomal disorder where there are three copies of chromosome 13 rather than the normal two resulting in various abnormalities. Most die within months and there are few survivors after 10 years....more »
    2225. 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 »
    2226. Chromosome 13p duplication
     A rare chromosomal disorder where duplication of a portion of chromosome 13 causes various abnormalities such as mental retardation, short stature, facial dysmorphism, delayed puberty and heart defects....more »
    2227. 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 »
    2228. Chromosome 13q duplication syndrome
     A rare chromosomal disorder where the long arm (q) of chromosome 13 is duplicated resulting in various physical, neurological and developmental abnormalities....more »
    2229. Chromosome 13q partial deletion
     A rare chromosomal disorder where part of 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 g...more »
    2230. Chromosome 14 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 14 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 »
    2231. Chromosome 14 deletion
     A rare genetic disorder where deletion genetic material from chromosome 14 causes various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic material that is deleted....more »
    2232. Chromosome 14 trisomy
     A rare chromosomal disorder involving duplication of genetic material from chromosome 14 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is duplicated....more »
    2233. Chromosome 14 trisomy syndrome
     A rare chromosomal disorder involving duplication of genetic material from chromosome 14 resulting in various abnormalities....more »
    2234. Chromosome 14 uniparental disomy syndrome
     A rare chromosomal disorder where two homologues are obtained from one parent....more »
    2235. Chromosome 14, deletion 14q, partial duplication 14p
     A rare chromosomal disorder where deletion of a portion of chromosome 14 and duplication of another portion of chromosome 14 causes various abnormalities such as congenital heart defect, excessive skin on neck and mouth defects....more »
    2236. Chromosome 14, trisomy mosaic
     A rare chromosomal disorder characterized by retarded growth before and after birth, mental retardation, developmental delay and various physical abnormalities. The type and severity of symptoms may vary between patients....more »
    2237. Chromosome 14q deletion syndrome
     A rare chromosomal disorder involving deletion of genetic material from the long arm (q) of chromosome 14 resulting in various abnormalities....more »
    2238. Chromosome 14q terminal deletion syndrome
     A very rare genetic condition where a portion at the end of the long arm (q) of chromosome 14 is missing....more »
    2239. Chromosome 14q, partial deletion
     A rare chromosomal disorder involving deletion of genetic material from the long arm (q) of chromosome 14 resulting in various abnormalities....more »
    2240. Chromosome 14q, proximal duplication
     A rare chromosomal disorder where duplication of a portion of chromosome 14 causes various abnormalities such as facial dysmorphism, limb abnormalities, mental retardation and short stature....more »
    2241. Chromosome 14q, terminal deletion
     A very rare syndrome caused by a deletion of a part of the material on chromosome 14 and resulting in various abnormalities such as mental retardation and short fingers....more »
    2242. 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 »
    2243. Chromosome 14qter deletion
     A very rare genetic condition where a portion at the end of the long arm (q) of chromosome 14 is missing....more »
    2244. Chromosome 15 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 15 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 »
    2245. Chromosome 15 inverted duplication
     A rare chromosomal disorder involving an duplicated section of chromosome 15 which is reversed end-to-end resulting in various abnormalities....more »
    2246. Chromosome 15 trisomy
     A rare chromosomal disorder involving an extra copy of genetic material from chromosome 15....more »
    2247. Chromosome 15, trisomy mosaicism
     A rare chromosomal disorder where duplication of a portion of chromosome 15 causes various abnormalities such as clubfoot, poor muscle tone, neurological dysfunction and hand abnormalities....more »
    2248. Chromosome 15q duplication mosaicism
     A rare chromosomal disorder where duplication of a portion of chromosome 15 in some of the body's cells causes various abnormalities such as clubfoot, poor muscle tone, neurological dysfunction and hand abnormalities. The type and severity of symptoms var...more »
    2249. 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 »
    2250. Chromosome 15q tetrasomy syndrome
     A rare chromosomal disorder where there are four copies of a portion of the long arm of chromosome 15 instead of the normal two resulting in various abnormalities....more »
    2251. Chromosome 15q triplication syndrome
     A rare chromosomal disorder where there are three copies of a part of the long arm of chromosome 15 resulting in various anomalies....more »
    2252. Chromosome 15q, deletion
     A rare chromosomal disorder involving deletion of genetic material from the long arm of chromosome 15....more »
    2253. Chromosome 15q, partial deletion
     A rare chromosomal disorder involving deletion 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 deleted genetic material....more »
    2254. Chromosome 15q, partial duplication (distal q arm)
     A rare chromosomal disorder involving an extra copy of genetic material from the distal part of 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 »
    2255. Chromosome 15q, partial duplication (unbalanced translocation)
     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 »
    2256. Chromosome 15q, tetrasomy
     A rare chromosomal disorder where there are four copies of a portion of the long arm of chromosome 15 instead of the normal two resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the ...more »
    2257. 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 »
    2258. Chromosome 15q13.3 microdeletion syndrome
     A genetic disorder characterized by the deletion of a small portion of genetic material at the chromosomal location of 15q13.3. A rare syndrome characterized mainly by seizures, mental retardation, and slightly unusual facial features....more »
    2259. Chromosome 15q26-qter Deletion Syndrome
     A rare disorder where a portion of genetic material on a particular chromosomal location (15q26-qter) is missing which manifests in a variable range of symptoms....more »
    2260. Chromosome 16p, partial duplication
     A rare chromosomal disorder involving an extra copy of genetic material from the short arm of chromosome 16. The type and severity of symptoms are determined by the amount and location of the duplicated genetic material....more »
    2261. 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 »
    2262. Chromosome 17 deletion
     A rare genetic disorder where deletion genetic material from chromosome 17 causes various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic material that is deleted....more »
    2263. Chromosome 17 ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 17 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 »
    2264. Chromosome 17 trisomy
     A rare genetic disorder where duplication of genetic material from chromosome 17 causes various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic material that is duplicated....more »
    2265. Chromosome 17 trisomy mosaicism
     A rare chromosomal disorder where there are three copies of chromosome 17 in some of the body's cells. The type of symptoms and severity is determined by the number of cells that have the three copies. Some cases have no obvious symptoms....more »
    2266. Chromosome 17, deletion 17q23 q24
     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 »
    2267. Chromosome 17p, partial deletion
     A rare chromosomal disorder involving deletion 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 lost genetic material....more »
    2268. 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 »
    2269. Chromosome 17q, partial duplication
     A rare chromosomal disorder involving an extra copy 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 duplicated genetic material....more »
    2270. Chromosome 18 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 18 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 »
    2271. Chromosome 18 deletion syndrome
     A rare chromosomal disorder where a portion of chromosome 18 is missing....more »
    2272. Chromosome 18, Tetrasomy 18p
     A rare chromosomal disorder where there are four copies of short arm of chromosome 18 instead of the normal two which results in various genital, kidney, digital, head and face abnormalities....more »
    2273. Chromosome 18, deletion 18q23
     A very rare syndrome caused by a deletion of a part of the material on chromosome 18 and resulting in various abnormalities such as retarded growth, hearing loss and mental retardation. The abnormalities vary from patient to patient....more »
    2274. Chromosome 18, trisomy 18q
     A rare chromosomal disorder involving an extra copy of genetic material from the long arm of chromosome 18. The type and severity of symptoms are determined by the amount and location of the duplicated genetic material....more »
    2275. Chromosome 18p minus syndrome
     A rare genetic disorder where a portion of the genetic material from the short arm of chromosome18 is missing. The symptoms or severity may vary somewhat between patients....more »
    2276. Chromosome 18q, partial deletion
     A rare chromosomal disorder involving deletion of genetic material from the long arm of chromosome 18. The type and severity of symptoms are determined by the amount and location of the lost genetic material....more »
    2277. Chromosome 18q- Syndrome
     A rare chromosomal disorder where a portion of chromosome 18 is missing. The type and severity of symptoms is determined by the amount of genetic material that is missing....more »
    2278. Chromosome 19 ring syndrome
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 19 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 »
    2279. Chromosome 19p duplication syndrome
     A rare chromosomal disorder where the short arm of chromosome 19 is duplicated resulting in various abnormalities....more »
    2280. Chromosome 19q, partial duplication
     A rare chromosomal disorder where the long arm of chromosome is triplicated. The type and severity of symptoms is determined by the size of the duplicated genetic portion....more »
    2281. Chromosome 19q13.11 Deletion syndrome
     A rare genetic syndrome involving features such as poor fetal growth, reduced fetal activity, developmental problems and various other physical symptoms....more »