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Symptom Checker » Anteverted nostrils » Musculoskeletal symptoms
 

Anteverted nostrils and Musculoskeletal symptoms and Personality symptoms and Short stature and Skin texture changes and Tooth deformity
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Results: Causes of Anteverted nostrils AND Musculoskeletal symptoms AND Personality symptoms AND Short stature AND Skin texture changes AND Tooth deformity

Results: 8423 causes of Anteverted nostrils OR Musculoskeletal symptoms OR Personality symptoms OR Short stature OR Skin texture changes OR Tooth deformity

    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-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 »
    9. 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 »
    10. 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 »
    11. 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 »
    12. 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 »
    13. 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 »
    14. 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 »
    15. 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 »
    16. 3-M Syndrome
     A rare genetic condition which is characterized by distinctive physical features and severe growth retardation that starts during the fetal stage. Intelligence is not affected....more »
    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 1
     A recessively inherited metabolic disorder characterized by methylglutaconic acid in the urine....more »
    22. 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 »
    23. 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 »
    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-Alpha-hydroxyphenylpyruvate hydroxylase deficiency
     A very rare metabolic disorder where a deficiency of a particular enzyme results in the urinary excretion of a chemical called hawkinsin. Symptoms start once the infant is weaned off breast milk....more »
    27. 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 »
    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. 46,XX chromosome 7 deletion p13-p21
     A chromosomal disorder where a small portion of chromosome 7 is deleted which results in a range of abnormalities....more »
    30. 46,XX testicular DSD
     A sex chromosome disorder in males which affects gonadal development and causes infertility. Males have XX chromosomes instead of the normal XY....more »
    31. 46,XX testicular disorder of sex development
     A sex chromosome disorder in males which affects gonadal development and causes infertility. Males have XX chromosomes instead of the normal XY....more »
    32. 46,XY chromosome 7 deletion p13-p21
     A chromosomal disorder where a small portion of chromosome 7 is deleted which results in a range of abnormalities....more »
    33. 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 »
    34. 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 »
    35. 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 »
    36. 49,XXXXY syndrome
     A rare sex chromosome abnormality where there are three extra copies of the X chromosome....more »
    37. 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 »
    38. 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 »
    39. 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 »
    40. ACTH Deficiency
     A rare endocrine disorder involving a lack of ACTH (adrenocorticotropic hormone) and low levels of cortisol and steroid hormones....more »
    41. ACTH deficiency, isolated
     An inherited deficiency of adrenocorticotropic hormone. The condition results from a genetic defect....more »
    42. 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 »
    43. 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 »
    44. 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 »
    45. ADULT syndrome
     A rare syndrome characterized by nail abnormalities, abnormal teeth development, tear duct obstruction, pigmentation anomalies and hand and foot abnormalities....more »
    46. AIDS Dementia Complex
     A brain disorder that occurs in AIDS patients....more »
    47. AIDS wasting syndrome
     Loss of body mass (especially the muscles) associated with AIDS....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. AREDYLD
     A rare condition characterized by abnormalities of the extremities, teeth, hair, nail and kidney as well as lipoatrophic diabetes....more »
    53. ARTS syndrome
     A rare lethal syndrome characterized by deafness, optic atrophy and ataxia....more »
    54. ATR-X syndrome
     A rare X-linked disorder that affects males and is characterized by mental retardation and alpha thalassemia....more »
    55. ATR16
     A rare disorder characterized by alpha thalassemia and mental retardation....more »
    56. ATRUS syndrome
     A rare syndrome characterized by fusion of the forearm bones near the elbow and a blood disorder....more »
    57. Aarskog Syndrome
     A rare genetic condition characterized by facial, hand, genital and growth abnormalities....more »
    58. Abderhalden-Kaufmann-Lignac syndrome
     A rare inherited childhood disorder involving deposits of cystine crystals in various parts of the body, especially the conjunctiva and cornea....more »
    59. 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 »
    60. Abdominal abscess
     An abscess that occurs anywhere in the abdomen....more »
    61. Abdominal conditions
     Medical conditions affecting the abdominal region....more »
    62. 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 »
    63. 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 »
    64. Abidi X-linked mental retardation syndrome
     A rare genetic disorder characterized by a number of physical abnormalities...more »
    65. Ablepharon macrostomia syndrome
     A rare disorder involving a number of mainly physical abnormalities....more »
    66. Abruzzo Erickson syndrome
     A genetic disorder characterized by a combination of features including cleft palate, coloboma and deafness....more »
    67. 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 »
    68. 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 »
    69. Absent abdominal musculature with microphthalmia and joint laxity
     A rare disorder characterized mainly by small eyes, loose joints, a lack of abdominal muscles and facial anomalies....more »
    70. Absent corpus callosum -- cataract -- immunodeficiency
     A rare syndrome characterized by immunodeficiency, cleft lip or palate, cataract, reduced pigmentation and brain abnormalities....more »
    71. 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 »
    72. 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 »
    73. 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 »
    74. Acanthocheilonemiasis
     Infection with a nematode called Mansonella....more »
    75. 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 »
    76. Acanthosis nigricans muscle cramps acral enlargement
     A rare syndrome characterized mainly by muscle cramps, dark velvety patches of skin and large hands and feet....more »
    77. Acarophobia
     An exaggerated or irrational fear of mites, ticks, small insects and worms....more »
    78. 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 »
    79. 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 »
    80. 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 »
    81. 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 »
    82. 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 »
    83. 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 »
    84. 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 »
    85. 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 »
    86. 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 »
    87. Achluophobia
     An exaggerated or irrational fear of the night or darkness....more »
    88. Achondrogenesis type 2
     A rare genetic disorder characterized by very small stature, abnormal bone formation and early death....more »
    89. Achondrogenesis, type 3
     Severely abnormal bone development which invariably results in death before or soon after birth. Type III may actually be a part of achondrogenesis type II....more »
    90. Achondroplasia
     A disorder characterized by problems with bone growth....more »
    91. 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 »
    92. 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 »
    93. 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 »
    94. 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 »
    95. 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 »
    96. 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 »
    97. 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 »
    98. 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 »
    99. 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 »
    100. Acne
     Pimples and blackheads on the face and skin....more »
    101. Acoustic Neurinoma
     A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
    102. Acoustic neuroma
     A benign tumor of the 8th cranial nerve which lies in the tube connecting the inner ear to the brain....more »
    103. Acousticophobia
     An exaggerated or irrational fear of noise....more »
    104. Acquired Pure Red Cell Aplasia
     An acquired condition which affects the formation of red blood cells and only red blood cells...more »
    105. 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 »
    106. 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 »
    107. Acro coxo mesomelic dysplasia
     A rare inherited form of dwarfism characterized mainly by shortening of the middle and end parts of the limbs....more »
    108. 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 »
    109. Acrocapitofemoral dysplasia
     A rare inherited disorder characterized mainly by short limbs, dwarfism and cone-shaped epiphyses mainly in the hands and hips....more »
    110. Acrocephalopolydactyly II
     A rare genetic disorder characterized by head, hand and genital anomalies as well as mental retardation....more »
    111. 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 »
    112. Acrocephaly -- pulmonary stenosis -- mental retardation
     A rare syndrome characterized by a pointy skull, narrowed pulmonary valve and mental retardation....more »
    113. Acrodermatitis Enteropathica
     A rare inherited malabsorption disorder where the body is unable to absorb zinc in adequate quantities....more »
    114. Acrodynia
     Symptoms caused by chronic mercury poisoning in infants in children....more »
    115. Acrodysostosis
     A rare genetic disorder characterized by short hands, small nose, mental deficiency and hand and foot deformities....more »
    116. Acrodysplasia with ossification abnormalities, short stature, and fibular hypoplasia
     A rare inherited disorder characterized by short stature, underdeveloped calf bones and abnormalities of the hand and foot bones....more »
    117. Acrofacial dysostosis Catania form
     One of a group of disorders characterized by defective limb and facial development. The Catania form is very rare....more »
    118. Acrofacial dysostosis Preis type
     One of a group of disorders characterized by defective limb and facial development. The Preis type is very rare and the range and severity of symptoms is variable....more »
    119. 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 »
    120. Acrofacial dysostosis postaxial, atypical
     A rare disorder characterized by an unusual facial appearance, short stature and hand and foot bone anomalies. The disorder may be related to the fact that the infants were born to mothers with diabetes....more »
    121. Acrofacial dysostosis, Nager type
     A rare genetic disorder characterized by underdeveloped thumbs, forearm and cheekbones as well as ear defects....more »
    122. Acrofacial dysostosis, Palagonia type
     One of a group of disorders characterized by defective limb and facial development. The Palagonia type is very rare and the symptoms are relatively mild....more »
    123. Acrofacial dysostosis, Weyers type
     A rare disorder characterized by facial abnormalities and extra digits, nail abnormalities and short limbs....more »
    124. 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 »
    125. Acrogeria (Gottron Type)
     An extremely rare, mild form of progeria....more »
    126. Acromegaloid hypertrichosis syndrome
     A rare genetic condition characterized by excess body hair and a coarse face. The severity of the condition is variable....more »
    127. Acromegaloid, Cutis Verticis Gyrata, Corneal Leukoma Syndrome
     A rare condition characterized by the association of acromegaly, cutis verticis gyrate and corneal leukoma....more »
    128. Acromelic frontonasal dysplasia
     A very rare genetic malformation syndrome characterized by developmental abnormalities of the face and brain....more »
    129. Acromesomelic dysplasia
     A rare genetic progressive skeletal disorder characterized by short limbs, a large head and lower thoracic kyphosis....more »
    130. Acromesomelic dysplasia Brahimi Bacha type
     A very rare genetic malformation syndrome characterized primarily by developmental abnormalities of the face and skeletal bones....more »
    131. Acromesomelic dysplasia Campailla Martinelli type
     A form of dwarfism where the main shortening occurs in the lower legs and arms....more »
    132. Acromesomelic dysplasia Hunter Thompson type
     A rare genetic syndrome characterized by various severe developmental abnormalities of the skeletal bones....more »
    133. Acromesomelic dysplasia, Maroteaux type
     A rare genetic syndrome characterized by various developmental abnormalities of the skeletal bones and facial anomalies....more »
    134. Acroosteolysis dominant type
     A rare inherited connective tissue disorder characterized by breakdown of bone especially in the ends of the fingers and toes....more »
    135. 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 »
    136. Acropectorovertebral dysplasia
     A rare inherited genetic disorder characterized by abnormalities involving the fingers, toes, palate and chest bones....more »
    137. Acrorenal mandibular syndrome
     A very rare condition characterized by a split hand or foot deformity, kidney abnormalities and underdeveloped lower jaw....more »
    138. 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 »
    139. Actinic keratosis
     Scaling of the skin condition usually from sunlight...more »
    140. 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 »
    141. Acutane embryopathy
     A rare disorder caused by fetal exposure to retinoids and resulting in mental and physical birth defects....more »
    142. 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 »
    143. 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 »
    144. 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 »
    145. 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 »
    146. 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 »
    147. Acute Sinusitis
     A condition which is characterized by an acute inflammatory reaction affecting the sinuses...more »
    148. 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 »
    149. 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 »
    150. 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 »
    151. 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 »
    152. 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 »
    153. Acute bacterial prostatitis
     Bacterial prostatitis is a bacterial inflammation of the prostate gland, in men....more »
    154. 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 »
    155. 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 »
    156. Acute gout
     An acute condition which is caused by a disorder of purine or pyrimidine metabolism resulting in inflammatory arthritis...more »
    157. 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 »
    158. Acute idiopathic polyneuritis
     A rare progressive form of ascending polyneuropathy believed to be an autoimmune response....more »
    159. Acute insomnia
     Insomnia which lasts for one night to a few weeks....more »
    160. 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 »
    161. 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 »
    162. 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 »
    163. 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 »
    164. 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 »
    165. 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 »
    166. 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 »
    167. 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 »
    168. 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 »
    169. 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 »
    170. Acute mountain sickness
     A condition that occurs when an un-acclimatized person climbs to high altitudes....more »
    171. Acute myeloblastic leukemia type 1
     A form of blood cancer resulting in the rapid proliferation of immature blood cells (blast cells)....more »
    172. Acute myeloblastic leukemia type 2
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes....more »
    173. 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 »
    174. 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 »
    175. 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 »
    176. 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 »
    177. 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 »
    178. 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 »
    179. 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 »
    180. 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 »
    181. 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 »
    182. 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 »
    183. 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 »
    184. Acute myeloid leukemia, adult
     A form of blood cancer resulting in the rapid proliferation of granulocytes and monocytes, red blood cells and platelets....more »
    185. 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 »
    186. 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 »
    187. 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 »
    188. Acute prostatitis
     An acute condition which affects the prostate which is the result of infammation...more »
    189. Acute stress disorder
     An acute anxiety state...more »
    190. Acute tin poisoning
     Acute ingestion of tin can cause various adverse symptoms....more »
    191. Acute vitamin A toxicity
     Acute ingestion of vitamin A can cause symptoms. Symptoms usually only last for a day or two....more »
    192. 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 »
    193. Adam and Eve poisoning
     The Adam and Eve plant is a herb with heart-shaped leaves found in Europe. The plant contains a poisonous chemical called calcium oxalate crystals which can cause a variety of symptoms if ingested. Eye exposure can also cause symptoms due to the abrasive ...more »
    194. Adamantinoma
     Adamantinoma is a rare tumor. The tumor occurs almost exclusively in the long bones; tumors in the tibia account for more than 80% of cases. The diaphyseal region is the area most commonly affected....more »
    195. Addiction
     Any of various addictions to substances or activities....more »
    196. Addison's Disease
     A rare progressive hormonal disorder characterized by insufficient production of certain hormones called adrenal corticosteroids....more »
    197. 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 »
    198. 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 »
    199. Adducted thumbs Dundar type
     A rare disorder characterized by a thumb abnormality as well as mental retardation, foot defects and other anomalies....more »
    200. Adenocarcinoma of lung
     A tumor that develops in the lining of the lung. The tumor is usually slow growing....more »
    201. Adenocarcinoma, Bronchiolo-Alveolar
     A form of lung cancer that develops in the bronchioles or alveoli....more »
    202. 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 »
    203. Adenoid cystic carcinoma
     Salivary gland type malignant neoplasm arising from bronchial seromucinous glands. Composed of epithelial and myoepithelial cells in cribriform, tubular and solid growth patterns....more »
    204. 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 »
    205. Adenomyosis
     A rare disorder where the endometrium (lining of the uterus) grows inside the muscle walls of the uterus. The condition is generally harmless but can be very painful....more »
    206. Adenophorea Infections
     A parasitic roundworm infection. Roundworms can be found in water and soil environments as well as on plants and in animals....more »
    207. Adenosarcoma of the uterus
     A tumor that develops from the glands that line the uterus....more »
    208. Adenosine triphosphatase deficiency, anaemia due to
     Deficiency of a chemical (adenosine triphosphate) resulting in anemia....more »
    209. Adenylosuccinate lyase deficiency
     A rare inherited disorder characterized by a deficiency of the enzyme called adenlyosuccinate lyase which generally results in psychomotor retardation and autistic behavior....more »
    210. 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 »
    211. 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 »
    212. 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 »
    213. Adolescent idiopathic scoliosis
     A condition which occurs to an adolescent without any known cause resulting in scoliosis of the spine...more »
    214. 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 »
    215. Adrenal Cortex Diseases
     Diseases of the adrenal cortex. Examples includes Addison's disease, Cushing's syndrome and adrenal fatigue....more »
    216. 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 »
    217. 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 »
    218. Adrenal crisis
     A condition which is characterized by insufficient amounts of the adrenocortical hormones that results in vomiting, nausea, hypotension and electrolyte abnormalities...more »
    219. Adrenal disorders
     Disorders affecting the adrenal glands...more »
    220. 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 »
    221. 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 »
    222. Adrenal hyperplasia
     A group of disorder that occur when there is a problem in the process of making adrenal corticosteroids....more »
    223. Adrenal hyperplasia, congenital, due to 11-Beta-hydroxylase deficiency
     A rare form of congenital adrenal hyperplasia characterized by a deficiency of 11-Beta-hydroxylase which results in excess androgen production and hypertension. The disorder can occur in virilizing, hypertensive and salt-wasting forms and symptoms may ran...more »
    224. 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 »
    225. Adrenal hypofunction
     A condition which is characterized by a lack of production of hormones from the adrenal gland....more »
    226. 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 »
    227. 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 »
    228. Adrenal insufficiency
     Where there is insufficient secretion of hormones secreted from the adrenal glands...more »
    229. 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 »
    230. Adrenocortical carcinoma
     A condition which is characterized by malignancy which affects the adrenocortex....more »
    231. 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 »
    232. 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 »
    233. Adult ADD
    234. Adult ADHD
    235. Adult Panic-Anxiety Syndrome
     A psychiatric disorder involving anxiety and panic attacks that occur for no obvious reason....more »
    236. Adult Polyglucosan Body Disease
     A condition which is a glycogen storage disease causing hepatosplenomegaly and failure to thrive...more »
    237. Adult SMA
     Form of Spinal Muscular Atrophy in adults....more »
    238. Adult hypophosphatasia
     An rare inherited bone disorder due to an inborn error of metabolism characterized by a deficiency of alkaline phosphate. The condition involves the early loss of primary teeth and childhood rickets followed by a reasonable health until mid-adulthood when...more »
    239. Adult low grade infiltrative supratentorial Astrocytoma
     A type of brain cancer that occurs in the supratentorial region of the brain of adults and is relatively non-aggressive....more »
    240. 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 »
    241. 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 »
    242. Adult-onset ALD
     Form of ALD in adults....more »
    243. Adverse reaction to chemical -- 1-Propanol
     1-Propanol is a chemical used in various antiseptics, polishes, cleaners, cosmetics and lacquer. Some people can suffer an adverse reaction to the chemical which mainly involves irritation to the part of the body exposed to the chemical - eyes, skin and g...more »
    244. Aelurophobia
     An exaggerated or irrational fear of cats....more »
    245. Aerophobia
     An exaggerated or irrational fear of fresh air, breezes and flying....more »
    246. 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 »
    247. 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 »
    248. Aerotitis syndrome
     Trauma to the blood vessels in the ears caused by rapid changes in atmospheric pressure. Blockage of the Eustachian tube in the ear prevents equalization of air pressure and a vacuum develops inside the ear. Yawning or chewing can sometimes alleviate symp...more »
    249. Affective Disorders, Psychotic
     A mental disorder involving mood disturbance and psychotic symptoms....more »
    250. African Sleeping sickness
     Fly-borne African parasitic disease....more »
    251. 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 »
    252. 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 »
    253. 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 »
    254. Aging
     The medical conditions from getting older....more »
    255. Aging brain syndrome
     Aging processes in the brain can cause various psychological and neurological symptoms....more »
    256. 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 »
    257. 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 »
    258. Agyria pachygyria polymicrogyria
     A very rare disorder characterized by abnormal brain development....more »
    259. Agyria-pachygyria type 1
     Abnormal brain development where the brain fails to develop normally during the fetal stage....more »
    260. 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 »
    261. 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 »
    262. Aicardi-Goutieres syndrome
     A rare inherited progressive disease that affects the brain and immune system....more »
    263. Aicardi-Goutieres syndrome 1
     A rare inherited progressive disease that affects the brain and immune system. Type 1 is caused by a defect on chromosome 3p21.3-p21.2....more »
    264. Aicardi-Goutieres syndrome 2
     A rare inherited progressive disease that affects the brain and immune system. Type 2 is caused by a defect on chromosome 13q14-q21....more »
    265. Aicardi-Goutieres syndrome 3
     A rare inherited progressive disease that affects the brain and immune system. Type 3 is caused by a defect on chromosome 11q13.2....more »
    266. Aicardi-Goutieres syndrome 4
     A rare inherited progressive disease that affects the brain and immune system. Type 4 is caused by a defect on chromosome 19p13.13....more »
    267. Aicardi-Goutieres syndrome 5
     A rare inherited progressive disease that affects the brain and immune system. Type 5 is caused by a defect on chromosome 3p21.3-p21.2....more »
    268. Aichmophobia
     An exaggerated or irrational fear of pointy objects or needles....more »
    269. Air embolism
     A condition which is characterized by air bubbles entering the circulation usually due to trauma, decompression sickness or surgery....more »
    270. Akaba-Hayasaka syndrome
     A very rare syndrome characterized mainly by a prominent forehead, cloudy corneas, low nasal bridge, underdeveloped chest and short limbs....more »
    271. Akathisia
     Specific type of feeling of restlessness or anxiety (usually from medications)...more »
    272. 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 »
    273. Al Awadi syndrome
     A rare syndrome characterized primarily by severe malformations involving the limbs and pelvis....more »
    274. Al Awadi-Raas-Rothschild syndrome
     A rare syndrome characterized primarily by severe malformations involving the limbs and pelvis. The exact type and severity of symptoms is variable. Most cases appear to occur in cases where the parents were related....more »
    275. Al Gazali Aziz Salem syndrome
     A rare syndrome characterized mainly by heart disease, short stature and a webbed neck....more »
    276. Al Gazali Sabrinathan Nair syndrome
     A very rare syndrome characterized by bone and eye problems, seizures and mental retardation....more »
    277. Al Gazali-Khidr-Prem Chandran
     A very rare syndrome characterized mainly by short stature, eye problems and an unusual cherubic facial appearance....more »
    278. Al Gazali-Khidr-Prem Chandran syndrome
    279. 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 »
    280. 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 »
    281. Alajouanine syndrome
     A birth disorder characterized mainly by clubfoot, strabismus and facial paralysis. The facial paralysis is caused by damage to the 6th and 7th cranial nerve....more »
    282. 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 »
    283. 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 »
    284. 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 »
    285. 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 »
    286. 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 »
    287. 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 »
    288. Albright like syndrome
     A rare disorder characterized by mental retardation, short stature and finger and toe abnormalities....more »
    289. 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 »
    290. Alcohol -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Alcohol during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of expo...more »
    291. Alcohol Withdrawal
     Symptoms that occur when alcohol consumption is discontinued or reduced. Symptoms may vary depending on the level of dependence....more »
    292. Alcohol abuse
     Excessive use of alcohol ranging from binge drinking to severe alcoholism...more »
    293. Alcohol antenatal infection
    294. 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 »
    295. 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 »
    296. Alcohol-induced hypertension
     Alcohol-induced hypertension is high blood pressure caused by excessive drinking of alcohol....more »
    297. 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 »
    298. Alcoholic Neuropathy
     Neurological changes due to nerve damage from long-term alcohol consumption...more »
    299. Alcoholic cerebellar degeneration
     Cerebellar degeneration is a disease process in which the neurons in the cerebellum- the area of the brain that controls muscle co-ordination and balance- deteriorate and die....more »
    300. Alcoholic intoxication
     The excessive consumption of alcohol can have toxic effects on the body and can ultimately result in death in severe cases....more »
    301. 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 »
    302. Alcoholic, reversible acute muscular
     Muscle cramps associated with chronic alcohol abuse....more »
    303. Alcoholism
     Alcoholism is the compulsive urge to drink alcohol despite knowing the negative impact on one's health....more »
    304. Aldehyde syndrome
     A metabolic anomaly where consumption of alcohol results in high levels of blood acetaldehyde which causes a variety of symptoms....more »
    305. Aldolase A deficiency
     A rare condition where a deficiency of the enzyme called aldolase A causes muscle problems and anemia....more »
    306. 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 »
    307. Alektorophobia
     An exaggerated or irrational fear of chickens....more »
    308. Alexander Syndrome
     Brain myelin disorder causing mental degeneration....more »
    309. Algophobia
     An exaggerated or irrational fear of pain...more »
    310. Alkalosis
     Blood alkalinity levels too high (opposite of acidosis)...more »
    311. 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 »
    312. Allain Babin Demarquez syndrome
     A rare syndrome characterized by premature fusion of skullbones, abnormal development of skeletal bones and hypertension....more »
    313. Allan-Herndon-Dudley Syndrome
     A very rare inherited disorder characterized primarilty by mental retardation....more »
    314. 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 »
    315. 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 »
    316. Allergic irritability syndrome
     Symptoms such as irritability and poor concentration associated with nose, ear and sinus symptoms caused by allergies such as hayfever....more »
    317. Allergic tension-fatigue syndrome
     Variable symptoms caused by food allergy....more »
    318. Allison atrophy
     Wasting and loss of minerals in bones that are not used for periods of time. Astronauts have to ensure they do adequate exercise to prevent this condition....more »
    319. Aloe poisoning
     Aleo vera is often used on the skin to treat such things as burns and dermatitis. The sap from the leaves contain a chemical called anthraquinone glycoside which can cause skin irritation in susceptible people but can also cause poisoning symptoms....more »
    320. Alopecia -- hypogonadism -- extrapyramidal disorder
     A rare syndrome characterized by alopecia, progressive movement problems and a lack of gonadal function which affects puberty....more »
    321. 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 »
    322. Alopecia mental retardation syndrome
     A rare syndrome characterized primarily by a lack of hair and mental retardation....more »
    323. Alopecia, epilepsy, oligophrenia syndrome of Moynahan
     A rare condition characterized by alopecia, epilepsy, mental retardation and a small head....more »
    324. Alopecia, epilepsy, pyorrhea, mental subnormality
     A rare syndrome characterized by alopecia, epilepsy, mental retardation and pus-producing gum and tooth inflammations....more »
    325. Alopecia, mental retardation and neurological problems
     A rare, newly described syndrome characterized by baldness, mental retardation and neurological problems....more »
    326. Alopecia-contractures-dwarfism-mental retardation
     A rare syndrome characterized primarily by mental retardation, short stature, lack of hair and contractures....more »
    327. Alpers Syndrome
     A rare syndrome characterized by liver disease, seizures and progressive, episodic psychomotor retardation....more »
    328. 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 »
    329. 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 »
    330. Alpha-Mannosidosis
     A rare condition which is characterized by a lysosomal storage defect....more »
    331. 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 »
    332. 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 »
    333. Alpha-mannosidosis, adult-onset form
    334. 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 »
    335. 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 »
    336. 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 »
    337. Aluminium poisoning
     A type of heavy metal poisoning caused by excessive exposure to aluminium....more »
    338. Aluminium toxicity
     High body levels of aluminium resulting in symptoms. Usually occurs in patients with renal impairment....more »
    339. Alveolar Hydatid Disease
     Rare multi-organ tapeworm infection caught from animals....more »
    340. Alveolar echinococcosis
     A rare parasitic infection caused by the larva of a miniscule tapeworm called Echinococcus multilocularis. Transmission occurs through contact with foxes, coyotes, dogs and cats. The condition results in the development of parasitic tumors in the liver (s...more »
    341. Alves Castelo dos Santos syndrome
     A rare syndrome characterized by hair, eye, skin and spinal abnormalities....more »
    342. Alzheimer disease 10
     An inherited form of Alzheimer's. Type 10 is caused by a genetic defect on chromosome 10p13....more »
    343. Alzheimer disease 12
     An inherited form of Alzheimer's. Type 12 is caused by a genetic defect on chromosome 8p12-q22....more »
    344. 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 »
    345. 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 »
    346. 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 »
    347. 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 »
    348. 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 »
    349. 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 »
    350. 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 »
    351. 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 »
    352. Alzheimer disease 7
     An inherited form of Alzheimer's. Type 7 is caused by a genetic defect on chromosome 10p13....more »
    353. Alzheimer disease 8
     An inherited form of Alzheimer's. Type 8 is caused by a genetic defect on chromosome 20p....more »
    354. 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 »
    355. 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 »
    356. 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 »
    357. 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 »
    358. 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 »
    359. 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 »
    360. 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 »
    361. 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 »
    362. 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 »
    363. 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 »
    364. 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 »
    365. 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 »
    366. Alzheimer's Disease
     Dementia-causing brain disease mostly in seniors and the elderly....more »
    367. 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 »
    368. Amastia, bilateral, with ureteral triplication and dysmorphism
     A very rare disorder characterized mainly by the absence of both breasts, triplicated ureters (normally they are duplicated), facial anomalies and various other defects....more »
    369. Amathophobia
     An exaggerated or irrational fear of dust....more »
    370. Amaurosis congenita of Leber
     A rare genetic eye disorder characterized by blindness at birth or within years as well as other eye abnormalities....more »
    371. Amaxophobia
     An exaggerated or irrational fear of riding in a vehicle or being in one....more »
    372. 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 »
    373. 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 »
    374. Amelo-cerebro-hypohidrotic syndrome
     A rare syndrome involving degeneration of the central nervous system, seizures and abnormal tooth development....more »
    375. Amelo-onycho-hypohidrotic syndrome
     A rare disorder characterized primarily by tooth and nail abnormalities and reduced sweating ability....more »
    376. Ameloblastoma
     A very rare disorder involving the jaw and sinuses. Cyts or tumors which may be malignant form in the jaw, sinus, nose or eye socket areas....more »
    377. 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 »
    378. 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 »
    379. 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 »
    380. Aminopterin -- Teratogenic Agent
     There is strong evidence to indicate that exposure to ? during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure a...more »
    381. Amish brittle hair syndrome
     A rare inherited condition characterized by brittle hair, mental and physical impairment, decreased fertility and short stature....more »
    382. Amitriptyline toxicity
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    383. Amnesic shellfish poisoning
     Rare shellfish poisoning sometimes causing amnesia....more »
    384. 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 »
    385. 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 »
    386. Amotivational syndrome
     An impaired desire to engage in normal social activities and situations due to external factors such as relationships, substance or events....more »
    387. Amoxapine toxicity
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    388. Amoxicillin -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amoxicillin 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 »
    389. Amphetamine abuse
     Use of the stimulant drugs known as amphetamines or "speed"...more »
    390. 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 »
    391. 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 »
    392. Ampola syndrome
     A rare genetic disease characterized primarily by mental retardation, facial anomalies, short stature, seizures and finger and toe abnormalities....more »
    393. Amychophobia
     An exaggerated or irrational fear of being scratched or clawed....more »
    394. 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 »
    395. 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 »
    396. 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 »
    397. 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 »
    398. 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 »
    399. 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 »
    400. 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 »
    401. 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 »
    402. 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 »
    403. 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 »
    404. Amyoplasia
     A rare condition characterized by congenital joint stiffness....more »
    405. Amyoplasia congenital disruptive sequence
     A rare genetic disorder characterized by congenital contractures of two or more different joints....more »
    406. Amyotonia congenita
     A term used to describe conditions involving poor muscle tone that occurs from birth....more »
    407. Amyotrophic lateral sclerosis
     A motor neuron disease involving progressive degeneration and eventual destruction of the function of nerves that control voluntary movement....more »
    408. Amyotrophic lateral sclerosis 2, juvenile
     An inherited disorder involving progressive degeneration of motor neurons which results in muscle weakness and wasting. Type 2 is caused by a defect on chromosome 2q33....more »
    409. 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 »
    410. 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 »
    411. 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 »
    412. 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 »
    413. 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 »
    414. 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 »
    415. Amyotrophic lateral sclerosis type 1
    416. 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 »
    417. 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 »
    418. Amyotrophic lateral sclerosis, familial
    419. 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 »
    420. 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 »
    421. 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 »
    422. 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 »
    423. 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 »
    424. 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 »
    425. 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 »
    426. 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 »
    427. 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 »
    428. Amyotrophy, neurogenic scapuloperoneal, New England type
     An inherited disorder involving muscle wasting and weakness in the shoulder and lower leg. The exact symptoms that occur may vary from patient to patient with males often being more affected than females. An interesting observation of this condition is th...more »
    429. Anaemia, sideroblastic, X-linked -- ataxia
     A very rare inherited disorder characterized by mild anemia and early onset neurological motor symptoms. The neurological symptoms tend to be relatively stable or slowly progressive with only occasional dependence on crutches or wheelchairs....more »
    430. Analgesic asthma syndrome
     Asthma caused by the use of pain-killing and anti-inflammatory drugs such as aspirin....more »
    431. Anaphylaxis
     A rare, potentially life-threatening allergic reaction....more »
    432. Anauxetic dysplasia
     A rare disorder characterized by abnormal skeletal and spinal development....more »
    433. 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 »
    434. 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 »
    435. Andersen disease
     An rare inborn error of metabolism involving glycogen storage and characterized by cirrhosis and sometimes liver failure. Lack of the amyl-transglucosidase enzyme and abnormal glycogen causes the condition....more »
    436. Andersen-Tawil syndrome
     A rare disorder where a genetic mutation causes periods of muscle weakness, heart rhythm abnormalities and various physical development abnormalities. It is believed to be caused by problems with the way the body utilizes potassium....more »
    437. 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 »
    438. Androgen Insensitivity Syndrome
     Females with male XY genetics but inability to respond to testosterone....more »
    439. Androgens -- Teratogenic Agent
     There is strong evidence to indicate that the use of Androgens 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 ex...more »
    440. Andropause
     A symptomatic decline in male androgens that may occur as men age....more »
    441. Androphobia
     An exaggerated or irrational fear of men...more »
    442. Anemia
     Reduced ability of blood to carry oxygen from various possible causes....more »
    443. 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 »
    444. 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 »
    445. 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 »
    446. 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 »
    447. 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 »
    448. 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 »
    449. 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 »
    450. Anemia, sideroblastic spinocerebellar ataxia
     A rare inherited condition characterized by anemia at birth as well as spinocerebellar ataxia (impaired ability to control voluntary movements)....more »
    451. 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 »
    452. 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 »
    453. 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 »
    454. 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 »
    455. 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 »
    456. 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 »
    457. 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 »
    458. 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 »
    459. 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 »
    460. 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 »
    461. 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 »
    462. 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 »
    463. 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 »
    464. 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 »
    465. 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 »
    466. 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 »
    467. 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 »
    468. 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 »
    469. 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 »
    470. Angel shaped phalangoepiphyseal dysplasia
     A rare genetic bone development disorder characterized mainly by an unusual angel-shaped ends of some bones (fingers and hips) which leads to early osteoarthritis....more »
    471. Angelman syndrome
     A rare genetic disorder characterized by a puppet-like gait, fits of laughter and characteristic facial features....more »
    472. 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 »
    473. Angina
     A special type of chest pain....more »
    474. Anginophobia
     An exaggerated or irrational fear of angina, choking or narrowness of the throat....more »
    475. Angiokeratoma -- mental retardation -- coarse face
     A rare inherited genetic syndrome characterized by mental retardation, coarse facial features and capillary hemangiomas....more »
    476. Angioma hereditary neurocutaneous
     A rare genetic condition characterized angiomas involving both the skin and nervous system....more »
    477. 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 »
    478. 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 »
    479. Anglophobia
     An exaggerated or irrational fear of England or the English....more »
    480. 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 »
    481. Aniridia -- mental retardation syndrome
     A very rare syndrome characterized by mental retardation and absent irises....more »
    482. Aniridia -- ptosis -- mental retardation -- obesity, familial
     A rare familial disorder characterized by eye abnormalities, mental retardation and obesity....more »
    483. Aniridia -- renal agenesis -- psychomotor retardation
     A rare genetic disorder characterized by missing irises of the eye, kidney developmental problems and mental retardation....more »
    484. 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 »
    485. Aniridia ataxia renal agenesis psychomotor retardation
     A rare genetic disorder characterized by missing irises of the eye, ataxia, psychomotor retardation and abnormally kidneys....more »
    486. 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 »
    487. Aniridia ptosis mental retardation obesity familial type
     A rare familial disorder characterized by eye abnormalities, mental retardation and obesity....more »
    488. 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 »
    489. 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 »
    490. Ankle conditions
     Conditions that affect the ankle...more »
    491. Ankle defects short stature
     A rare disorder characterized mainly by ankle defects and short stature...more »
    492. Ankle fracture
     Fracture of bones in the ankle....more »
    493. Ankle injuries
     Injury to the ankle...more »
    494. Ankle sprain
     Damage to the ankle ligaments....more »
    495. Ankylophobia
     An exaggerated or irrational fear of stiff or immobile joints....more »
    496. 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 »
    497. Ankylosis
     Fusion of bones in a joint...more »
    498. Ankylosis -- facial anomalies -- pulmonary hypoplasia syndrome
     A rare familial syndrome characterized mainly by fused or stiff joints, facial anomalies and underdeveloped lungs....more »
    499. Ankylosis of teeth
     A rare genetic disorder where the teeth fuse to the bone which can prevent them from erupting. Varying numbers of teeth may be affected....more »
    500. Anophthalmia -- hand and foot defects -- mental retardation
     A rare syndrome characterized mainly by mental retardation, hand and foot defects and absent eyes....more »
    501. Anophthalmia -- heart and pulmonary anomalies -- intellectual deficit
     A rare disorder characterized by absent eyes, heart and lung anomalies and mental retardation....more »
    502. Anophthalmia -- hypothalamo-pituitary insufficiency
     A rare syndrome characterized mainly by small or absent eyes and malformations of the hypothalamus and pituitary gland....more »
    503. Anophthalmia -- hypyothalamo-pituitary insufficiency
     A rare syndrome characterized mainly by small or absent eyes and malformations of the hypothalamus and pituitary gland....more »
    504. Anophthalmia -- short stature -- obesity
     A very rare syndrome characterized by absent eyes, short stature and obesity....more »
    505. Anorexia Nervosa
     A disorder where a distorted sense of body image leads to self-starvation to the point of death in some cases....more »
    506. Anorexia nervosa, genetic types
     There is mounting evidence that anorexia nervosa may be caused by genetic factors which when combined with psychosocial factors can increase a persons risk of developing the condition....more »
    507. Anotia -- facial palsy -- cardiac defect
     A rare syndrome characterized mainly missing ears, facial weakness and congenital heart defects....more »
    508. Anoxemia
     Lack of oxygen in the blood...more »
    509. Anoxia
     Lack of oxygen to the body's tissues....more »
    510. Ansell-Bywaters-Elderking syndrome
     A rare familial syndrome characterized mainly by mental retardation, rash, eye inflammation and joint disease....more »
    511. 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 »
    512. Anterior Interosseous Nerve Compression
     Compression or entrapment of the radial nerve which is in the forearm. The problem can result from such things as bone tumors, trauma, lipomas or the repetition of certain arm motion. This nerve is involved in controlling various muscles in the hand and t...more »
    513. Anterior pituitary hyperhormonotrophic syndrome
     A syndrome characterized by the excessive production of various hormones (gonadotrophic, thyrotrophic, lactotrophic and pancreatrophic hormone)....more »
    514. 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 »
    515. Anterior spinal artery syndrome
     Neurological symptoms caused by the blockage of the anterior spinal artery. The blockage may be caused by such things as trauma, cancer, thrombosis and arterial disease. Symptoms are determined by the exact location of the blockage....more »
    516. Anthophobia
     An exaggerated or irrational fear of flowers....more »
    517. Anthrax
     A serious infectious bacterial disease that can be fatal....more »
    518. Anthropophobia
     An exaggerated or irrational fear of people and groups of people....more »
    519. Anti-Social Personality Disorder
     A psychiatric condition characterized by chronic behavioral and social problems which often involves criminal behaviour....more »
    520. 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 »
    521. 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 »
    522. 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 »
    523. 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 »
    524. 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 »
    525. 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 »
    526. 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 »
    527. 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 »
    528. 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 »
    529. 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 »
    530. 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 »
    531. 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 »
    532. 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 »
    533. 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 »
    534. 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 »
    535. 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 »
    536. 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 »
    537. 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 »
    538. 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 »
    539. 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 »
    540. 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 »
    541. 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 »
    542. 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 »
    543. 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 »
    544. 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 »
    545. 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 »
    546. 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 »
    547. 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 »
    548. 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 »
    549. 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 »
    550. 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 »
    551. 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 »
    552. 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 »
    553. 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 »
    554. 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 »
    555. 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 »
    556. 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 »
    557. 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 »
    558. Antithyroid arthritis syndrome
     Arthritis caused by using antithyroid drugs to treat hyperthyroidism....more »
    559. 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 »
    560. 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 »
    561. 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 »
    562. 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 »
    563. 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 »
    564. 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 »
    565. 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 »
    566. 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 »
    567. 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 »
    568. 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 »
    569. 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 »
    570. Antley-Bixler Syndrome
     A rare genetic disorder characterized by premature closing of skull bones, choanal atresia and craniofacial and limb abnormalities....more »
    571. Antley-Bixler-like syndrome -- ambiguous genitalia -- disordered steroidogenesis
     A rare genetic disorder involving a deficiency of an enzyme (cytochrome P450 oxidoreductase) which causes steroid abnormalities. The condition results in ambiguous genitalia in females due to excessive androgen during fetal growth. Patients can also have ...more »
    572. Antlophobia
     An exaggerated or irrational fear of floods....more »
    573. Anton-Vogt syndrome
     A congenital disorder where a brain anomaly results in involuntary purposeless movements (choreathetosis). Excitement and activity can make symptoms worse....more »
    574. Anxiety
     A feeling of apprehension, and fear without apparent stimulus that is associated sometime with somatic responses...more »
    575. Anxiety conditions
     Medical conditions related to anxiety, fear, and panic....more »
    576. Anxiety, separation
     A term used when children become upset when they are separated from a parent or carer. The situation is most commonly witnessed when children are taken to day care. Other situations include when the child is left with a baby sitter or made to sleep on his...more »
    577. Anxiety-tension syndrome
     Anxiety associated with physical symptoms such as tense muscles and fatigue....more »
    578. 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 »
    579. 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 »
    580. 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 »
    581. 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 »
    582. 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 »
    583. 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 »
    584. 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 »
    585. Aortic dilatation- joint hypermobility- arterial tortuosity
     A rare syndrome characterized by the dilation of the aortic root, hyperextensible joints and varicose veins...more »
    586. 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 »
    587. Aortic valve incompetence
     A condition characterized by an inability of the aortic valve to function effectively...more »
    588. Apeirophobia
     An exaggerated or irrational fear of infinity....more »
    589. Apelt-Gerkin-Lenz Syndrome
     A rare inherited syndrome characterized by clefting of the lip and palate as well as the absence of variable portions of all of the limbs....more »
    590. 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 »
    591. Aphalangia -- syndactyly -- microcephaly
     A very rare syndrome characterized by the absence of one or more bones of the fingers and toes, a small head and fusion of fingers....more »
    592. Aphalangy -- hemivertebrae -- urogenital-intestinal dysgenesis
     A rare congenital disorder characterized by missing fingers and toes, abnormal vertebrae and various malformations of the organs....more »
    593. Aphasia
     Language difficulty usually from brain damage or stroke....more »
    594. Apiophobia
     An exaggerated or irrational fear of bees....more »
    595. Apnea of prematurity
     AOP occurs in infants who are born prematurely (before 34 weeks of pregnancy)....more »
    596. Apo A-I deficiency
     Low plasma HDL cholesterol that tends to run in families....more »
    597. Appendiceal tumor
     A tumor of the appendix. The condition is often misdiagnosed as acute appendicitis. The cancer usually metastasizes from other sites and rarely starts in the appendix....more »
    598. Appendicitis/acute appendicitis/chronic appendicitis
    599. Appendix cancer
     Cancer of the appendix. The cancer usually metastasizes from other sites and rarely starts in the appendix....more »
    600. Appian-Plutarch syndrome
     Symptoms caused by excessive doses of a drug called atropine....more »
    601. 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 »
    602. Apraxia
     A neurological disorder where the sufferer is unable to perform familiar actions such as tying shoelaces even though they understand the action required....more »
    603. 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 »
    604. Arachibutyrophobia
     An exaggerated or irrational fear of peanut butter sticking to the roof of the mouth....more »
    605. Arachnephobia
     An exaggerated or irrational fear of spiders....more »
    606. Arachnidism
     Poisoning from a spider bite....more »
    607. 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 »
    608. Arachnodactyly -- mental retardation -- dysmorphism
     A very rare syndrome characterized by mental retardation, unusual facial features and long, thin fingers and toes....more »
    609. 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 »
    610. Arachnoiditis
     A progressive disorder where the arachnoid membrane becomes inflamed and the brain and spinal cord may also become inflamed....more »
    611. Arakawa syndrome 1
     An inherited metabolic disorder where an enzyme deficiency (glutamate formiminotrransferase) causes mental and physical retardation and degeneration of brain tissue....more »
    612. 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 »
    613. 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 »
    614. 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 »
    615. 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 »
    616. 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 »
    617. 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 »
    618. 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 »
    619. 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 »
    620. 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 »
    621. Arginine-glycine amidinotransferase deficiency
     A rare enzyme deficiency which manifests as mental retardation, developmental delay and speech problemss...more »
    622. 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 »
    623. 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 »
    624. Arima syndrome
     A rare disorder characterized mainly by eye and brain abnormalities....more »
    625. 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 »
    626. Arm conditions
     Conditions that affect the arm...more »
    627. Arm fracture
     Fracture of bones in the arm....more »
    628. Arm injury
     An injury to the arm...more »
    629. Arnold-Chiari Malformation (Type 1)
     A rare malformation where the base of the brain enters into the upper spinal canal....more »
    630. 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 »
    631. 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 »
    632. 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 »
    633. 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 »
    634. Arterial dissections with lentiginosis
     A rare familial syndrome characterized by the association of aortic dissection and multiple lentigines (brown skin spots). The aorta can rupture in some cases and result in sudden death....more »
    635. Arterial insufficiency
     When amount of blood flowing through an artery is insufficient to meet the needs of the tissue....more »
    636. 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 »
    637. 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 »
    638. 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 »
    639. Arthralgia
     Pain in the joints, often a symptom of arthritis....more »
    640. 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 »
    641. Arthralgia similar to that in rheumatoid arthritis
     Pain in the joints similar to that of rheumatoid arthritis....more »
    642. Arthritis -- short stature -- deafness
     A very rare syndrome characterized by arthritis, short stature, deafness and numerous other abnormalities....more »
    643. Arthritis pain
     Arthritis is inflammation of one or more joints, which results in pain, swelling, stiffness, and limited movement....more »
    644. 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 »
    645. Arthritis-like conditions
     Medical conditions highly related to or similar to arthritis....more »
    646. Arthritis-related enthesitis
     Inflammation of the entheses due to arthritis. The enthuses is the site at which the tendon or ligament attaches to the bone....more »
    647. 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 »
    648. Arthrogryposis -- hyperkeratosis, lethal form
    649. Arthrogryposis -- ophthalmoplegia -- retinopathy
     A very rare syndrome characterized by congenital contractures of the hands and feet as well as eye problems....more »
    650. Arthrogryposis -- renal dysfunction -- cholestasis syndrome
     A very rare syndrome characterized by joint contractures, kidney dysfunction and liver problems....more »
    651. Arthrogryposis -- spinal muscular atrophy
     A group of inherited motor neuron diseases involving progressive muscle weakness and wasting due to degeneration of motor neurons in the spinal cord. Joint contractures are also present at birth....more »
    652. Arthrogryposis IUGR thoracic dystrophy
     A very rare syndrome characterized by congenital joint contractures, intrauterine growth retardation (IUGR) and ribcage abnormalities....more »
    653. Arthrogryposis distal type II
     A very rare syndrome characterized by permanent flexion of the fingers as well as other birth defects....more »
    654. 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 »
    655. Arthrogryposis multiplex congenita neurogenic type
     A rare non-progressive syndrome characterized by congenital contractures that originates from a nerve problem (spinal motor neuron depletion)....more »
    656. Arthrogryposis multiplex congenita type 2B
     A form of distal arthrogryposis (joint contractures in ends of limbs) that also involves craniofacial abnormalities....more »
    657. 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 »
    658. Arthrogryposis multiplex with deafness, inguinal hernias, and early death
     A rare syndrome characterized multiple joint contractures throughout the body, deafness, inguinal hernias and death usually within months of birth....more »
    659. Arthrogryposis, congenital -- myopathic seizures
     A rare syndrome characterized by mental retardation and muscle problems....more »
    660. Arthrogryposis, distal, type 2A
     A form of distal arthrogryposis (joint contractures in ends of limbs) that involves additional symptoms such as facial and spinal anomalies....more »
    661. Arthrogryposis, distal, type 2B
     A form of distal arthrogryposis (joint contractures in ends of limbs) that also involves craniofacial abnormalities....more »
    662. Arthrogryposis-like disorder
     A rare disorder characterized by joint contractures of the knees and ankles resulting in wasting or overgrowth of nearby muscles....more »
    663. Arthrogryposis-like hand anomaly -- sensorineural deafness
     A rare disorder characterized by hand contractures and deafness....more »
    664. Arthropathy, Neurogenic
     Joint destruction caused by damage to the nervous system which prevents the patient feeling sensations in the joint. Due to the nerve damage, pain and damage to the joint often goes unnoticed as the joint deteriorates even further. The knee and ankle are ...more »
    665. Arthropathy, progressive pseudorheumatoid, of childhood
     A form of progressive rheumatoid arthritis that affects children....more »
    666. Asbestosis
     Lung condition from asbestos exposure...more »
    667. Ascaris lumbricoides
     Common roundworm infecting human intestines. Causing restlessness, fever, diarrhea....more »
    668. Asherman's syndrome
     Scarring and adhesions that develop in the uterus and can result in menstrual and fertility problems....more »
    669. Ashley syndrome
     A rare syndrome characterized mainly by an unusual facial appearance and muscle and skeletal abnormalities....more »
    670. 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 »
    671. 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 »
    672. 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 »
    673. 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 »
    674. 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 »
    675. 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 »
    676. 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 »
    677. 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 »
    678. 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 »
    679. Asperger syndrome
     A neuropsychiatric disorder mainly involving the inability to understand and becoming involved in social interaction....more »
    680. Asphyxia neonatorum
     A condition where a newborn infant fails to start breathing on its own in the minutes following birth....more »
    681. 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 »
    682. Asthenia
     A term used to describe weakness or lack of energy....more »
    683. Asthenophobia
     An exaggerated or irrational fear of weakness or fainting....more »
    684. Asthma
     Repeated attacks of breathing difficulty....more »
    685. Astley-Kendall syndrome
     A very rare syndrome involving abnormal skeletal development and resulting in short limbs, fragile bones and cartilage abnormalities. The condition generally results in stillbirth or death during early infancy....more »
    686. Astraphobia
     An exaggerated or irrational fear of lightning and thunder....more »
    687. Astrocytoma
     A malignant tumour of the nervous system composed of astrocytes....more »
    688. Astrophobia
     An exaggerated or irrational fear of stars and celestial space....more »
    689. Asymmetric short stature syndrome
     A rare disorder characterized mainly by short stature, unequal leg lengths and facial anomalies....more »
    690. 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 »
    691. Ataxia -- diabetes -- goiter -- gonadal insufficiency
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    692. Ataxia -- hypogonadism -- choroidal dystrophy
     A very rare disorder characterized by spinocerebellar ataxia, eye abnormalities and a failure of the pituitary to stimulate gonadal development during puberty....more »
    693. 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 »
    694. Ataxia Telangiectasia
     A rare inherited childhood disorder involving progressive degeneration of the nervous system....more »
    695. Ataxia deafness reardon type
     A rare syndrome observed in a Kuwati family characterized by ataxia, deafness and mental retardation....more »
    696. Ataxia spastic congenital miosis
     A rare, dominantly inherited disorder characterized mainly by ataxia, spasticity and small pupils that respond poorly to light....more »
    697. Ataxia tapetoretinal degeneration
     Conditions involving incoordination and an eye anomaly....more »
    698. Ataxia with Vitamin E Deficiency
     A rare disorder where a genetic disorder results in impaired vitamin E deficiency which in turn causes progressive neurological problems such as ataxia....more »
    699. Ataxia with fasciculations
     A rare inherited disorder characterized by the association of a movement disorder called ataxia with muscle twitching (fasciculations) in the arms and legs....more »
    700. 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 »
    701. Ataxia, episodic -- vertigo -- tinnitus -- myokymia
     A rare genetic disorder characterized by episodes of incoordination and unsteadiness as well as tinnitus and vertigo. Stress, exhaustion, sudden movements and exertion may trigger the episodes. It is caused by a defect on chromosome 1q42....more »
    702. Ataxia, spastic with congenital miosis
     A rare disorder characterized by movement problems of the limbs as well as an impaired pupil reaction to light (miosis)....more »
    703. Ataxia, spastic, 3, autosomal recessive
     A recessively inherited disorder characterized mainly by spasticity and ataxia....more »
    704. Ataxia-deafness syndrome
     A rare syndrome characterized by the association of ataxia with deafness....more »
    705. 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 »
    706. 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 »
    707. 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 »
    708. Atelophobia
     An exaggerated or irrational fear of imperfection....more »
    709. Atelosteogenesis, type 2
     A very rare inherited skeletal disorder involving the bone and cartilage and resulting in various bone abnormalities....more »
    710. Atephobia
     An exaggerated or irrational fear of ruin....more »
    711. Athabaskan brainstem dysgenesis
     A rare neurological disorder caused by abnormal brainstem development and function....more »
    712. Athabaskan severe combined immunodeficiency
     A severe immunodeficiency disorder found in Navajo and Apache populations....more »
    713. Atherosclerosis
     Atherosclerosis is a syndrome affecting arterial blood vessels. It is a chronic inflammatory response in the walls of arteries, in large part due to the accumulation of macrophage white blood cells and promoted by low density (especially small particle) l...more »
    714. 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 »
    715. Atherosclerosis- deafness -- diabetes -- epilepsy -- nephropathy
     A rare syndrome characterized mainly by deafness, diabetes, epilepsy, kidney disease and premature hardening of the arteries....more »
    716. Athlete's foot
     Fungal skin condition typically of feet or toes....more »
    717. Athyrotic hypothyroidism sequence
     A rare congenital disorder characterized by a thyroid gland defect....more »
    718. 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 »
    719. 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 »
    720. Atkin-Flatiz syndrome
     A rare, X-linked syndrome characterized mainly by mental retardation and facial anomalies....more »
    721. 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 »
    722. Atlanto-Axial Fusion
     A congenital anomaly where the first neck vertebrae is fused to the skull....more »
    723. Atrial Fibrillation
     Common heart arrythmia with rapid beating in upper chambers...more »
    724. Atrial flutter
     Heart arrhythmia where atria beat more often than ventricles...more »
    725. 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 »
    726. Atrichia -- mental and growth delay
     A rare syndrome characterized mainly by mental retardation, growth delay and the absence of hair....more »
    727. Attention Deficit Hyperactivity Disorder
     Behavioral disorder with hyperactivity and/or inattention....more »
    728. 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 »
    729. 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 »
    730. 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 »
    731. 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 »
    732. 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 »
    733. 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 »
    734. 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 »
    735. 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 »
    736. 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 »
    737. Attenuated familial polyposis
     A genetic condition characterized by the development of adenomatous polyps mainly in the colon and rectum. There may be hundreds or thousands of polyps and these polyps have a predisposition for becoming cancerous. The attenuated form of the condition is ...more »
    738. Atypical hemolytic uremic syndrome
     A rare condition characterized by hemolytic anemia, thrombocytopenia and kidney failure that has no obvious cause....more »
    739. 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 »
    740. Auditory Processing Disorder
     Failure of the brain to correctly process sound....more »
    741. 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 »
    742. Aulophobia
     An exaggerated or irrational fear of flutes....more »
    743. Aural atresia -- multiple congenital anomalies -- mental retardation
     A rare syndrome characterized by a number of malformations as well as mental retardation....more »
    744. Aurophobia
     An exaggerated or irrational dislike of gold....more »
    745. Auroraphobia
     An exaggerated or irrational fear of Auroral lights....more »
    746. 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 »
    747. 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 »
    748. Austrian syndrome
     A condition where alcoholism is associated with heart failure and pneumococcal meningitis....more »
    749. Autism
     Childhood mental condition with social and communication difficulties....more »
    750. 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 »
    751. 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 »
    752. 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 »
    753. 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 »
    754. 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 »
    755. 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 »
    756. 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 »
    757. 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 »
    758. 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 »
    759. 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 »
    760. 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 »
    761. 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 »
    762. 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 »
    763. 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 »
    764. 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 »
    765. 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 »
    766. 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 »
    767. Autistic conditions
     Medical conditions related to autism or autism spectrum disorders....more »
    768. 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 »
    769. Autoimmune Endometriosis
     An endometriosis that is caused by an autoimmune reaction...more »
    770. 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 »
    771. Autoimmune Hemophilia
     Hemophilia caused by an autoimmune reaction...more »
    772. Autoimmune Hepatitis
     Liver inflammation caused due to autoimmune processes where the body's immune system attacks the liver....more »
    773. Autoimmune Inner Ear disease
     A rare disorder where the body's own immune system attacks the inner ear....more »
    774. 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 »
    775. Autoimmune Vasculitis
     A inflammation of the blood vessels caused by an autoimmune reaction...more »
    776. 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 »
    777. Autoimmune neuropathies
     Nerve diseases from autoimmune damage....more »
    778. 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 »
    779. Autoimmune peripheral neuropathy
     Damage to peripheral nerves that occurs when the body's own immune system attacks it....more »
    780. 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 »
    781. Autoimmune thyroid diseases
     Autoimmune diseases of the thyroid gland....more »
    782. Automysophobia
     An exaggerated or irrational fear of being dirty....more »
    783. 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 »
    784. 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 »
    785. 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 »
    786. Autophobia
     An exaggerated or irrational fear of being egotistical or being by oneself....more »
    787. Autosomal Recessive Polycystic Kidney Disease
     Severe form of PKD, a genetic kidney disease....more »
    788. Autosomal recessive limb-girdle muscular dystrophy, type 2G
    789. Autosomal recessive spastic paraplegia, type 11
    790. Avascular necrosis
     Bone death from lack of circulation....more »
    791. Avascular necrosis of femoral head, familial form
     A familial hip joint disorder where bone growth abnormalities caused by an interrupted blood supply to the head of the femoral bone results in it's degeneration and deformity. When the body creates a new blood supply, new healthy bone can be formed....more »
    792. Avoidant Personality Disorder
     Personality type that avoids other people...more »
    793. Axenfeld-Rieger anomaly -- hydrocephaly -- skeletal abnormalities
     A rare syndrome characterized mainly by skeletal abnormalities, excess fluid inside the skull and eye anomalies....more »
    794. 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 »
    795. 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 »
    796. Axial osteosclerosis
     A rare bone abnormality involving patches of increased bone density which tend to occur in the spine, pelvis and the ball part of the hip joint....more »
    797. Ayazi syndrome
     A very rare syndrome characterized by choroideremia (a degenerative disease of the retina), deafness and obesity....more »
    798. 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 »
    799. 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 »
    800. BANF acoustic neurinoma
     A type of tumor that affects hearing and is associated with a condition called BANF (bilateral acoustic neurofibromatosis). The tumor is benign an occurs in the cells that form the myelin sheath of the vestibulocochlear nerve. The symptoms vary depending ...more »
    801. 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 »
    802. BIDS syndrome
     A rare inherited condition characterized by brittle hair (B), mental and physical impairment (I), decreased fertility (D) and short stature (S)....more »
    803. 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 »
    804. 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 »
    805. Baber's syndrome
     A very rare syndrome characterized by the association of congenital liver cirrhosis with Fanconi syndrome....more »
    806. Babesiosis
     A parastic infection by a particular protozoa (Babesia) which is transmitted through tick bites. The disease produces symptoms similar to malaria....more »
    807. Bacillophobia
     An exaggerated or irrational fear of missiles....more »
    808. Bacillus cereus type I food 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 »
    809. Bacillus cereus type II food 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 »
    810. Back Impairment
     An impairment of the function of the back...more »
    811. Back conditions
     A group of conditions that affect the back...more »
    812. Back injuries
     A term usually used to describe any musculoskeletal back injury - a common workplace occurrence....more »
    813. Back sprain
     Damage to ligaments in the back....more »
    814. 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 »
    815. Bacterial digestive infections
     Bacterial infections affecting the gastrointestinal...more »
    816. Bacterial endocarditis
     Infection and inflammation of the inner layers of the heart, most commonly the valves cause by bacteria....more »
    817. 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 »
    818. Bacterial septicemia
     Sepsis of the bloodstream caused by bacteraemia....more »
    819. 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 »
    820. Bacteriophobia
     An exaggerated or irrational fear of bacteria....more »
    821. Bagatelle-Cassidy syndrome
     An extremely rare syndrome characterized by a large head, widely spaced eyes, hearing loss, short limbs and developmental delay....more »
    822. Bahemuka Brown syndrome
     A very rare syndrome characterized by spastic paraplegia and skin pigmentation irregularities....more »
    823. Balance disorders
     Various disorders impairing the body's sense of balance....more »
    824. 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 »
    825. 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 »
    826. Balo's concentric sclerosis
     Demyelination of the brain producing a variety of symptoms depending on the area of the brain affected....more »
    827. 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 »
    828. 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 »
    829. 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 »
    830. Baltic myoclonic epilepsy
     A rare inherited type of progressive myoclonus epilepsy which tends to cause symptoms during childhood. The involuntary muscle movements tend to occur more frequently and become more severe with increasing age. Symptoms may occur following various stimuli...more »
    831. 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 »
    832. 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 »
    833. Bangstad syndrome
     A rare disorder characterized by diabetes, goiter, insufficient hormone production by the gonads and progressive ataxia....more »
    834. Bannayan-Zonana syndrome
     A rare genetic disorder characterized by macrocephaly, intestinal polyposis, pigmentation of penis and benign tumor-like growths....more »
    835. Bannwarth's triad
     The association of lymphocytic meningitis, cranial nerve palsy and radiculoneuritis....more »
    836. 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 »
    837. 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 »
    838. Baraitser Brett Piesowicz syndrome
     A very rare syndrome characterized by a small head and calcification in the brain....more »
    839. Baraitser burn fixen syndrome
     A rare syndrome characterized mainly by skeletal abnormalities, a skin disorder and an expressionless face....more »
    840. 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 »
    841. Baraitser-Winter syndrome
     A rare syndrome characterized by a structural eye defect, droopy eyelids and mental retardation....more »
    842. Barakat syndrome
     A rare condition characterized by deafness, kidney disease and insufficiency parathyroid hormone production....more »
    843. Barbiturate abuse
     Abuse of barbiturate medications...more »
    844. Bard-Pic syndrome
     The presence of jaundice, enlarged gallbladder and progressive wasting of the body which indicates a head or pancreatic cancer....more »
    845. Bardet-Biedl Syndrome
     A rare genetic disorder characterized by mental retardation, obesity, polydactyly and retinal pigmentation as well as other abnormalities....more »
    846. 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 »
    847. 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 »
    848. 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 »
    849. 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 »
    850. 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 »
    851. 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 »
    852. 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 »
    853. 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 »
    854. 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 »
    855. 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 »
    856. 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 »
    857. 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 »
    858. Barmah Forest virus
     Mosquito-borne virus in parts of Australia...more »
    859. Barophobia
     An exaggerated or irrational fear of gravity....more »
    860. Barre-Lieou syndrome
     A rare condition where trauma (such as pinching by adjacent vertebrae or arthritis) to the sympathetic nerves located in the spinal area of the neck results in a variety of neurological symptoms....more »
    861. Barrow-Fitzsimmons Syndrome
     A rare (only one reported case) inherited condition characterized by short limbs, an unusual facial appearance and congenital heart disease....more »
    862. Bartenwerfer syndrome
     A rare disorder characterized by dwarfism and facial and skeletal abnormalities. The disorder is a variant of Morquio disease....more »
    863. Barth Syndrome
     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 2 is characterized by its affects on the heart....more »
    864. 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 »
    865. 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 »
    866. Bartschi-Rochaix syndrome
     A range of symptoms caused by compression of the cerebral artery....more »
    867. Bartsocas Papa syndrome
     A rare condition characterized by webbing of skin as well as various other physical and mental abnormalities....more »
    868. Bartter Syndrome
     A rare genetic disorder of kidney metabolism characterized by reduced blood acidity and low potassium levels....more »
    869. 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 »
    870. 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 »
    871. 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 »
    872. 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 »
    873. Bartter's syndrome, type 3
     A rare condition characterized by an electrolyte imbalance caused by mutations of the chloride channel gene (ClCNKb). It differs from Bartter's syndrome type I and type II in the absence of nephrocalcinosis. The severity of the condition is greatly variab...more »
    874. 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 »
    875. Basal Ganglia Disease, Adult-Onset
     A rare disorder where a genetic mutation results in a neurological disease resulting from abnormal iron and ferritin deposits in the brain....more »
    876. Basal ganglia calcification, idiopathic 1
     Abnormal calcium deposits in the part of the brain called the basal ganglia. Type 1 results in psychiatric, cognitive or neurological problems associated with the calcification. The symptoms experienced are variable....more »
    877. 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 »
    878. 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 »
    879. Basilar artery insufficiency
     It refers to a temporary set of symptoms due to decreased blood flow in the posterior circulation of the brain....more »
    880. 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 »
    881. 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 »
    882. Basilar impression primary
     A congenital bone abnormality where the skull and vertebrae meet which can compress some of the brain structures and result in neurological abnormalities. The defect is often associated with other vertebral abnormalities. In severe cases, the cerebrospina...more »
    883. Bassoe syndrome
     A very rare syndrome characterized primarily by hypogonadism, cataracts during infancy and muscle weakness....more »
    884. Bathmophobia
     An exaggerated or irrational fear of walking....more »
    885. Bathophobia
     An exaggerated or irrational fear of depths. This can include a fear of lakes or long hallways....more »
    886. Batophobia
     An exaggerated or irrational fear of passing high buildings....more »
    887. Batrachophobia
     An exaggerated or irrational fear of frogs or toads....more »
    888. 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 »
    889. Batten-Turner muscular dystrophy
     A benign form of congenital muscular dystrophy involving relatively minor muscle wasting. The condition progresses slowly until adulthood....more »
    890. Baughman syndrome
     A rare syndrome characterized mainly by fused eyelids, curly hair and abnormal nails....more »
    891. Bd syndrome
     A very rare syndrome characterized mainly by the association of mental retardation, small eyes and a movement disorder....more »
    892. Bearn-Kunkel syndrome
     A type of autoimmune liver disease characterized by liver damage, very high blood gammaglobulin levels and increased plasma cells....more »
    893. Bearsfoot hellebore poisoning
     The Bearsfoot hellebore is a relatively small, flowering evergreen plant which originated in Europe. All parts of the plant contain protoanemonin which can be toxic if large quantities are consumed....more »
    894. Becker Muscular Dystrophy
     A muscular dystrophy charaterised by enlargement of muscles...more »
    895. Becker nevus syndrome
     A rare disorder characterized by a pigmented hairy skin patch associated with skin, muscle or bone defects on the same side of the body as the skin lesion....more »
    896. Beer-drinker syndrome
     Symptoms that can occur when large amounts of beer is consumed with little or no food....more »
    897. Behavioral disorders
     Disorders affecting behavior and emotional wellbeing...more »
    898. Behcet's Disease
     Recurring inflammation of small blood vessels affecting various areas....more »
    899. Behr syndrome
     A rare inherited neurological condition characterized by spastic paraplegia and sometimes optic atrophy....more »
    900. 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 »
    901. Bell's Palsy
     A usually temporary facial nerve disorder where a part or all of the face becomes suddenly paralysed....more »
    902. Bellini-Chiumello-Rinoldi syndrome
     A very rare syndrome characterized primarily by mental retardation, short stature and unusual shaped ends of long bones....more »
    903. Belonephobia
     An exaggerated or irrational fear of pins and needles....more »
    904. 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 »
    905. Benign Fasciculation Syndrome
     Common movement disorder manifesting in a fine (fast) tremor; it is an inherited condition of unknown cause....more »
    906. Benign Paroxysmal Positional Vertigo
     A condition where certain head movements cause extreme dizziness....more »
    907. 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 »
    908. Benign congenital hypotonia
     A rare condition where an infant has a severe lack of muscle tone which progressively improves and usually disappears within 10 years....more »
    909. 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 »
    910. 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 »
    911. Benjamin syndrome
     A rare disorder characterized mainly by anemia, bone abnormalities and mental and growth retardation....more »
    912. 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 »
    913. Bentham-Driessen-Hanveld syndrome
     A rare syndrome characterized mainly by the association of undescended testes, long thin fingers and mental retardation....more »
    914. Benzodiazepine abuse
     Abuse of benzodiazepine tranquiliser medications...more »
    915. 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 »
    916. 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 »
    917. 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 »
    918. Beriberi
     Disease due to vitamin B1 deficiency (thiamine)...more »
    919. Berk-Tabatznik syndrome
     A rare condition characterized by eye and skeletal problems....more »
    920. 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 »
    921. 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 »
    922. 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 »
    923. 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 »
    924. Besnier-Boeck-Schaumann disease
     A rare disease where inflammatory granular nodules form in various organs....more »
    925. Bessel-Hagen disease
     A dominantly inherited disorder characterized by growth of multiple tumors made up of cartilage on the bones....more »
    926. Bessman-Baldwin syndrome
     A rare disorder characterized by degeneration of the brain and the macula of the eye....more »
    927. 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 »
    928. 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 »
    929. 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 »
    930. 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 »
    931. 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 »
    932. 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 »
    933. Bethlem myopathy
     A rare, slow-progressing, genetic muscle disorder where the muscle gradually weaken and become wasted....more »
    934. Beveridge syndrome
     A rare syndrome characterized by a large head, skeletal and visceral problems and patches of reduced skin pigmentation....more »
    935. Bhaskar-Jagannathan syndrome
     A very rare syndrome characterized primarily by long, thin fingers, amino acids in the urine, cataracts (during infancy), incoordination and delayed development....more »
    936. Bibliophobia
     An exaggerated or irrational fear of books....more »
    937. 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 »
    938. 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 »
    939. 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 »
    940. 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 »
    941. Biemond syndrome type 1
     A rare inherited condition characterized by mental retardation, finger and toe abnormalities, obesity and eye problems....more »
    942. Biemond syndrome type 2
     A rare inherited condition characterized by mental retardation, obesity, polydactyly and underdeveloped genitals....more »
    943. Bilateral Occipital Polymicrogyria
     Polymicrogyria refers to abnormal brain development where the brain has abnormally smooth gyri (convolutions) on the surface of the brain. In bilateral occipital polymicrogyria, the anomaly covers both sides of the brain at the back of the head (occiput)....more »
    944. Bilateral abductor vocal cord paralysis syndrome
     A complication that can occur following the removal of the thyroid gland....more »
    945. Bile duct cysts
     The formation of a cyst (dilation or swelling) in the bile duct which can obstruct the flow of bile and result in jaundice....more »
    946. 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 »
    947. 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 »
    948. Bindewald-Ulmer-Muller syndrome
     A rare syndrome characterized mainly by a heart defect, and mental and growth retardation....more »
    949. 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 »
    950. Binswanger Disease
     Multi-infarct dementia, caused by damage to deep white matter....more »
    951. Binswanger's Disease
     A type of senile dementia characterized by chronic cerebrovascular disease....more »
    952. 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 »
    953. 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 »
    954. 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 »
    955. Bipolar VI
     Bipolar VI type is defined as having no depressive symptoms, only manic or hypomanic moods....more »
    956. Bipolar disorder
     Cycles of mania and depression; commonly called "manic-depression"....more »
    957. 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 »
    958. Bipolar disorder/cyclothymic disorder/hypomania
    959. 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 »
    960. 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 »
    961. 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 »
    962. Bird-headed dwarfism, Montreal type
     A rare condition characterized by dwarfism and a characteristic beak-shaped nose....more »
    963. Birth Injury
     An injury to the mother caused by childbirth...more »
    964. 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 »
    965. Bixler-Christian-Gorlin syndrome
     A very rare syndrome characterized primarily by widely spaced eyes, small ears and a clefts in the lip, palate and nose....more »
    966. Black jetbead poisoning
     The Black jetbead is a deciduous shrub which bears single white flowers and small groups of shiny black fruit. The fruit contains amygdalin which is very toxic and can cause severe poisoning or even death if eaten....more »
    967. 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 »
    968. 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 »
    969. Blastomycosis
     A fungal infection caused by Blastomyces dermatitidis and resulting in lung, skin, bone and genitourinary involvement....more »
    970. 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 »
    971. Blepharo facio skeletal syndrome
     A very rare syndrome characterized mainly by eyelid, facial and skeletal abnormalities....more »
    972. Blepharophimosis -- ptosis -- syndactyly -- mental retardation
     A rare genetic disorder characterized by eye anomalies, webbed fingers and mental retardation....more »
    973. 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 »
    974. Blepharophimosis with ptosis, syndactyly, and short stature
     A very rare genetic condition characterized by the association of droopy eyelids, webbed digits and short stature....more »
    975. 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 »
    976. 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 »
    977. 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 »
    978. Blepharoptosis -- aortic anomaly
     A rare disorder characterized mainly by the presence of droopy upper eyelids and an abnormal aorta....more »
    979. Blethen-Wenick-Hawkins syndrome
     A rare syndrome characterized mainly by short stature, skeletal abnormalities and reduced pituitary gland functioning....more »
    980. Blind loop syndrome
     A rare intestinal defect where there is a small loop in the intestines that allow digesting material to enter but not exit. The symptoms are variable depending on the size and location of the pouch....more »
    981. Blomstrand syndrome
     A rare lethal congenital condition characterized by abnormal bone development....more »
    982. Blood cancer
     Malignancy of one or several of the different types of cells in the blood...more »
    983. Bloom Syndrome
     A rare genetic inherited genetic disorder which mainly affects Ashkenazic Jewish people and is characterized by short stature, malar hypoplasia, and a telangiectatic erythema of the face....more »
    984. Blue Diaper Syndrome
     A rare metabolic disorder characterized by vision problems, bluish urine, fever and digestive anomalies....more »
    985. 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 »
    986. 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 »
    987. Body packer syndrome
     Consuming packages of drugs for the purpose of concealing them for transportation....more »
    988. 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 »
    989. 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 »
    990. Bog rosemary poisoning
     Bog rosemary is a type of heath found in bogs and cold peat areas of the more northern parts of the world. It is a small shrub with tall thin stems. The flowers are whit or pink. The plant contains a chemical called grayanotoxin which can cause various sy...more »
    991. Bogyphobia
     An exaggerated or irrational fear of demons and goblins....more »
    992. 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 »
    993. 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 »
    994. 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 »
    995. Bone and cartilage tumors
     Any tumors affecting the bones or cartilage, including both cancerous and benign tumors....more »
    996. Bone cancer
     Malignancy that occurs in the bone...more »
    997. Bone dysplasia -- corpus callosum agenesis
     A very rare syndrome characterized mainly by abnormal brain development and bone growth abnormalities....more »
    998. Bone dysplasia Moore type
     A rare disorder characterized by abnormally bowed long bones. The bowed bones may be symmetrical or asymmetrical. The condition has only been observed in two siblings and is believed to be a previously undescribed disorder....more »
    999. Bone dysplasia, lethal, Holmgren type
     A rare lethal bone malformation syndrome....more »
    1000. 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 »
    1001. Bone marrow failure -- neurologic abnormalities
     A rare syndrome characterized by the association of bone marrow failure and neurological abnormalities....more »
    1002. Bone pain
     Bone pain or tenderness is aching or other discomfort in one or more bones....more »
    1003. Bone-Marrow failure syndromes
     A disorder where the bone marrow fails to produce enough new blood cells....more »
    1004. 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 »
    1005. 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 »
    1006. Bonnemann-Meinecke-Reich syndrome
     A rare disorder characterized mainly by growth problems, vision problems and brain disease....more »
    1007. 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 »
    1008. Boomerang dysplasia
     A rare lethal disorder characterized by bone abnormalities (lack of bone ossification and missing bones) and a characteristic face....more »
    1009. Borderline Personality Disorder
     Mental condition with behavioral and emotional problems....more »
    1010. Bork-Stender-Schmidt syndrome
     A very rare syndrome characterized primarily by unusual hair, retinal disease, dental problems and short fingers....more »
    1011. 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 »
    1012. Bornholm disease
     Contagious viral infection...more »
    1013. Borreliosis
     An infectious bacterial disorder that is transmitted by ticks and causes skin rashes joint swelling and other symptoms similar to the flu....more »
    1014. Borrone-Di Rocco-Crovato syndrome
     A rare progressive syndrome characterized by skin, heart and skeletal defects. Only several reported cases of the condition....more »
    1015. 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 »
    1016. Borud Syndrome
     A very rare syndrome characterized by numerous features including hearing and vision problems, heart muscle disease, ataxia and peripheral neuropathy....more »
    1017. 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 »
    1018. 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 »
    1019. Bosma-Henkin-Christiansen syndrome
     A rare syndrome characterized mainly by a reduced sense of smell, an underdeveloped nose and hypogonadism....more »
    1020. Bosviel syndrome
     A rare condition where a blood blister on the uvula ruptures. It often occurs as a complication of tracheal intubation....more »
    1021. 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 »
    1022. Botulism food poisoning
     Extremely dangerous food poisoning requiring medical attention, but not always recognized because of its non-abdominal symptoms....more »
    1023. Boudhina-Yedes-Khiari syndrome
     A very rare syndrome characterized primarily by short stature, small head, mental deficiency, seizures, hearing loss and skin lesions....more »
    1024. Bouillaud's syndrome
     Heart inflammation caused by rheumatism. The inner lining of the heart (endocardium) as well as the membrane surrounding the heart (pericardium) become inflamed....more »
    1025. Bovine spongiform encephalopathy
     This is a medical condition caused by the transmission of an infective prion causing an encephalopathy...more »
    1026. Bowel Obstruction
     Blockage in the bowel of the digestive tract....more »
    1027. 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 »
    1028. 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 »
    1029. Bowen-Conradi Syndrome
     A very rare inherited disorder characterized by low birth weight, small head, facial anomalies and failure to thrive....more »
    1030. 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 »
    1031. Bowing, congenital, short bones
     A rare syndrome characterized mainly by broad, bowed bones affecting mainly the thigh bone and upper arm bones....more »
    1032. 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 »
    1033. Boyd-Stearns syndrome
     A rare syndrome associated with various metabolic disorders such as glycosuria, acidosis, albuminuria and hypochloremia. Symptoms include rickets during infancy, short stature, low blood phosphate levels, malnutrition and osteoporosis....more »
    1034. Brachial Plexus Injury
     Damage to the nerves controlling the shoulder and arm (often from childbirth)....more »
    1035. Brachioskeletogenital syndrome
     A rare syndrome characterized by...more »
    1036. Brachycephalofrontonasal dysplasia
     A very rare syndrome characterized primarily by widely spaced eyes and other head and face abnormalities....more »
    1037. Brachycephaly -- deafness -- cataract -- mental retardation
     A very rare syndrome characterized mainly by a short head, deafness, cataracts and mental retardation....more »
    1038. Brachycephaly -- deafness -- cataract -- microstomia -- mental retardation
     A very rare syndrome characterized mainly by a short head, deafness, cataracts and mental retardation....more »
    1039. Brachydactylous dwarfism, Mseleni type
     A very rare syndrome characterized primarily by progressive joint disease, short stature and short fingers and toes. The joint disease affects mainly the hips, knees, ankles and spine. The condition can eventually lead to disability and hip and/or knee re...more »
    1040. Brachydactyly -- arterial hypertension
     A rare syndrome characterized by the association of hypertension with short digits. Premature death (by the fifth decade) due to stroke occurs in untreated patients....more »
    1041. Brachydactyly -- dwarfism -- mental retardation
     A very rare syndrome characterized by short fingers, very short stature and mental retardation....more »
    1042. Brachydactyly -- mesomelia -- mental retardation -- heart defects
     A rare genetic disorder characterized by mental retardation, heart defects, short digits and short limbs....more »
    1043. Brachydactyly -- scoliosis -- carpal fusion
     A rare genetic disorder characterized by short fingers and toes, scoliosis (curved spine) and fused hand bones....more »
    1044. Brachydactyly -- small stature -- face anomalies
     A rare genetic disorder characterized by short stature, short fingers and toes and facial anomalies....more »
    1045. Brachydactyly -- tibial hypoplasia
     A rare syndrome characterized by short digits and an underdeveloped or absent shin bone....more »
    1046. Brachydactyly nystagmus cerebellar ataxia
     A very rare syndrome characterized mainly by short digits, nystagmus and cerebellar ataxia....more »
    1047. 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 »
    1048. Brachymetapody, anodontia, hypotrichosis, albinoidism
     A rare syndrome characterized by short foot bones, total absence of teeth, reduced amount of hair and lack of skin pigmentation....more »
    1049. Brachyolmia
     A syndrome characterized mainly by short trunk dwarfism. There are several different subtypes, each with different additional features....more »
    1050. 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 »
    1051. 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 »
    1052. Brain -- bone -- fat
     A rare inherited disease characterized by bone cysts and progressive presenile dementia....more »
    1053. 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 »
    1054. Brain Fag syndrome
     A type of neurotic disorder that was first observed in white collar workers in Africa....more »
    1055. Brain Stem Glioma
     Tumor of the brain stem consisting of neuroglia of many stages of development....more »
    1056. Brain Stem Neoplasms
     A brain stem tumor. The tumor may be malignant or benign and the severity of the condition is determined by the size of the tumor and exact location....more »
    1057. Brain compression
     Internal compression of the brain...more »
    1058. Brain infection
     Infection of the brain including encephalitis...more »
    1059. 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 »
    1060. Brainerd diarrhea
     Diarrheal condition of unknown cause....more »
    1061. 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 »
    1062. 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 »
    1063. 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 »
    1064. Branchio-Oculo-Facial Syndrome
     A rare genetic disorder characterized by branchial defects, lacrimal duct obstruction and pseudocleft of upper lip....more »
    1065. Branchio-skeleto-genital syndrome
     A rare inherited disorder characterized by mental retardation, jaw anomalies, cleft palate, sunken chest and other abnormalities....more »
    1066. Breast Cancer
     Cancer of the breast....more »
    1067. Breast Duct Papilloma
     Benign tumour of the collecting duct of the breast....more »
    1068. 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 »
    1069. Breast carcinoma
     Carcinoma occurring in breast tissue....more »
    1070. 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 »
    1071. 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 »
    1072. Brief Psychotic Disorder
     Episodes of brief psychosis...more »
    1073. 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 »
    1074. 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 »
    1075. Bristowe's syndrome
     Symptoms caused by a brain tumor that develops in the corpus callosum which connects the two brain hemispheres....more »
    1076. 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 »
    1077. Brittle hair -- mental deficiency
     A rare inherited disease characterized by brittle hair, mental retardation and fragile nails....more »
    1078. 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 »
    1079. Brodie knee
     Chronic inflammation of the knee joint....more »
    1080. Broken Collarbone
     Fractured collarbone (clavicle)...more »
    1081. Broken elbow
     Fracture at the elbow joint...more »
    1082. Broken hand
     Fracture of one or more bones in the hand...more »
    1083. Broken jaw
     Fracture of the jaw bone (mandible)...more »
    1084. Broken leg
     Fracture of a bone in the upper or lower leg...more »
    1085. Broken shoulder blade
     Fracture of the shoulder blade bone (scapula)...more »
    1086. Broken toe
     Fracture of a bone in a toe...more »
    1087. Bromidrosiphobia
     An exaggerated or irrational fear of having unpleasant body odor....more »
    1088. Bronchiectasis
     Chronic bronchiole dilation from secretions and blockages....more »
    1089. Bronchogenic carcinoma
     When cells of the lung start growing rapidly in an uncontrolled manner, the condition is called lung cancer ....more »
    1090. Bronchopulmonary dysplasia
     A rare form of infant lung disease that usually occurs as a complication of ventilator use in premature babies....more »
    1091. Brosnan Syndrome
     A very rare syndrome described in two sisters. The condition involved a variety of abnormalities including short stature and kidney and reproductive anomalies....more »
    1092. Brown Recluse spider poisoning
     The Brown Recluse spider is poisonous and is found mainly in southern and central areas of the US....more »
    1093. 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 »
    1094. Brown-Sequard Syndrome
     A disorder where spinal cord compression and lesions involve only half of the spinal cord....more »
    1095. Brown-Symmers disease
     A rare form of brain inflammation that occurs in children and can quickly lead to death. Symptoms usually start suddenly....more »
    1096. Brown-Vialetto-Van Laere syndrome
     A very rare progressive disorder characterized by nerve deafness and cranial (and sometimes spinal) nerve paralysis....more »
    1097. 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 »
    1098. Brucellosis
     An infectious disease caused by the Brucella genus which is transmitted from animals to humans....more »
    1099. 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 »
    1100. 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 »
    1101. 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 »
    1102. 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 »
    1103. 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 »
    1104. Bruns-Garland syndrome
     Spinal cord damage that occurs in some diabetics and results in weakness and wasting in the arms and legs....more »
    1105. 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 »
    1106. Bruyn-Scheltens syndrome
     A rare syndrome characterized by limb weakness and muscle wasting in the hands and feet....more »
    1107. Buckeye poisoning
     Buckeye is a shrub or small tree which contains a toxic compound called aesculin that can cause gastrointestinal or neuromuscular symptoms. Young leaves, flowers and bark are the most toxic parts of the plant. The plant is most common in parts of North Am...more »
    1108. 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 »
    1109. Bulimia nervosa
     Eating disorder with binging (overeating) and purging (vomiting)....more »
    1110. 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 »
    1111. Bullous systemic lupus erythematosus
     A blistering disease that can develop in patients with systemic lupus erythematosus (SLE). The process is mediated by autoantibodies....more »
    1112. Buntinx-Lormans-Martin syndrome
     A very rare syndrome characterized mainly by eye anomalies and fusion of the forearm bones....more »
    1113. Bunyavirus
     Virus of the family bunyaviridae....more »
    1114. Burkholderia pseudomallei
     Gram negative, aerobic, motile rod shaped bacterium....more »
    1115. 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 »
    1116. 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 »
    1117. Burning bush poisoning
     The burning bush is a shrub that has bright red leaves in autumn and bears red berries. The plant contains toxic chemicals such as lobelamine and lobeline which can cause symptoms if eaten in large quantities....more »
    1118. Burning mouth syndrome- Type 3
     A rare condition where there is a burning sensation in the mouth and tongue. Type 3 describes mouth burning that comes and goes during the day and is often linked to anxiety and allergies (especially food additives)....more »
    1119. Burnout syndrome
     Severe stress caused by work-related physical or mental trauma....more »
    1120. Bursitis
     Inflammation of one or more bursae (small sacs) of synovial fluid in the body....more »
    1121. Busulfan toxicity syndrome
     Symptoms caused by the use of a chemotherapy drug called Busulfan....more »
    1122. 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 »
    1123. Buttiens-Fryns syndrome
     A rare genetic disorder characterized by a small jaw, small mouth and defects involving the hands and feet....more »
    1124. Bárány syndrome
     A rare syndrome characterized by various symptoms associated with a headache that occurs on one side of the back of the head....more »
    1125. 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 »
    1126. C Syndrome
     A rare inherited disorder characterized by a triangular-shaped head, facial anomalies, joint contractures and loose skin....more »
    1127. 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 »
    1128. 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 »
    1129. CAMFAK syndrome
     A rare syndrome characterized by cataracts, small head, failure to thrive and spinal curvature....more »
    1130. 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 »
    1131. CCFDN
     A rare, recessively inherited syndrome characterized by cataracts during infancy, unusual facial appearance and neuropathy....more »
    1132. 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 »
    1133. 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 »
    1134. CDG syndrome type 3
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 3 has variable symptoms....more »
    1135. CDG syndrome type I
     A rare genetic disorder where the body is unable to synthesize glycoproteins which results in multisystem problems....more »
    1136. 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 »
    1137. 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 »
    1138. 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 »
    1139. 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 »
    1140. 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 »
    1141. 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 »
    1142. 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 »
    1143. 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 »
    1144. CHARGE Syndrome
     A rare disorder characterized by choanal atresia, coloboma, ear and genital abnormalities and congenital heart defects....more »
    1145. CHILD syndrome ichthyosis
     A rare genetic disorder characterized by unilateral hypomelia, underdeveloped skin and heart defects....more »
    1146. COACH syndrome
     A very rare syndrome characterized by ataxia, gaps or holes in various eye structures, mental retardation, liver fibrosis and brain abnormalities....more »
    1147. COFS syndrome
     A genetic disorder involving degeneration of the brain and spinal cord that starts during the fetal stage....more »
    1148. COPD
     Severe obstruction of bronchial air flow typically from bronchitis and/or emphysema....more »
    1149. 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 »
    1150. Cadasil
     A rare inherited condition which affects the small blood vessels of the brain. Damage to the vessels causes strokes and other problems....more »
    1151. Caffeine addiction
     Caffeine addiction is the uncontrollable craving for caffeine products such as coffee. Other caffeinated products include diet pills, chocolate, pain killers, cold remedies and soft drinks. Cessation causes withdrawal symptoms which can vary in nature and...more »
    1152. Cainophobia
     An exaggerated or irrational fear of novelty....more »
    1153. 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 »
    1154. Calcium deficiency
     Dietary deficiency of calcium....more »
    1155. 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 »
    1156. 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 »
    1157. 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 »
    1158. Callus
     Thickening of skin on hands or feet....more »
    1159. Calvarial doughnut lesions -- bone fragility
     A rare disorder characterized by a number of doughnut shaped lesions on the skull which makes the skull lumpy. Weak bones resulting in fractures without trauma and dental decay are also features of this disorder....more »
    1160. Camera-Marugo-Cohen syndrome
     A rare syndrome characterized mainly by mental retardation, muscle weakness, obesity and an asymmetrical body....more »
    1161. Campomelia Cumming type
     A rare syndrome characterized by limb and multiple abdominal organ abnormalities. The disorder results in death before birth or soon after....more »
    1162. 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 »
    1163. Campomelic dwarfism
     A rare genetic disorder characterized by bowed tibia, underdeveloped shoulder blades and a flat face....more »
    1164. Camptodactyly -- joint contractures and facial skeletal dysplasia
     A rare genetic disorder characterized by joint contractures, drooping eyelids, spinal curvature and permanently bent fingers (camptodactyly)....more »
    1165. Camptodactyly syndrome, Guadalajara type 1
     A rare syndrome characterized mainly by retarded fetal growth and permanently flexed fingers as well as other abnormalities such as short toes, short neck and a small head....more »
    1166. Camptodactyly syndrome, Guadalajara type 2
     A rare syndrome characterized mainly by retarded fetal growth and permanently flexed finger (camptodactyly)....more »
    1167. Camptodactyly syndrome, Guadalajara type 3
     A rare syndrome characterized mainly by retarded fetal growth and permanently flexed finger (camptodactyly)....more »
    1168. 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 »
    1169. Camptomelic syndrome
     A rare inherited skeletal disorder characterized by short stature, missing ribs and other abnormalities....more »
    1170. 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 »
    1171. Campylobacter food poisoning
     Common bacterial infection usually from chicken....more »
    1172. 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 »
    1173. Campylobacter jejuni
     Rod shaped bacteria causing diarrhea....more »
    1174. 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 »
    1175. Campylobacter jejuni subspecies doylei infection
     A bacterial infection that involves bacteria from the Campylobacter family. It tends to cause gastrointestinal symptoms....more »
    1176. 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 »
    1177. 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 »
    1178. 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 »
    1179. Camurati-Engelmann Disease
     A rare genetic connective tissue disorder characterized by diaphyseal dysplasia, muscle weakness and leg pain....more »
    1180. Canavan disease
     Rare genetic degenerative brain disease in infants....more »
    1181. 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 »
    1182. Cancerophobia
     An exaggerated or irrational fear of cancer....more »
    1183. Cancerphobia
     An exaggerated or irrational fear of cancer....more »
    1184. Cantu Sanchez-Corona Fragoso syndrome
     A rare syndrome characterized mainly by severe mental retardation, dwarfism and delayed puberty....more »
    1185. Cantu Sanchez-Corona Garcia-cruz syndrome
     A rare syndrome characterized by mental retardation, short stature, large skull, heart anomaly and various other abnormalities....more »
    1186. Cantú syndrome
     A rare syndrome characterized mainly by excessive growth of hair, enlarged heart and abnormal development of bone and cartilage...more »
    1187. Capgras' syndrome
     A rare delusional disorder where the patient believes that a friend or relative has been replaced by a double or imposter. They may even view themselves as a double. The disorder is often associated with schizophrenia or some sort of brain injury or damag...more »
    1188. Capnocytophaga
     A bacterial infection caused by Capnocytophaga canimorsus which is often found in normal healthy cats and dogs. The infections tends to occur mainly in immunocompromised patients, alcoholics or patients who have chronic respiratory disease or have had the...more »
    1189. Carbamate insecticide poisoning
     Excessive ingestion of carbamate insecticide drugs....more »
    1190. 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 »
    1191. 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 »
    1192. Carbon Baby Syndrome
     A rare condition characterized by progressive increase in pigmentation of mucosal lining and skin....more »
    1193. 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 »
    1194. 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 »
    1195. Carcinomatophobia
     An exaggerated or irrational fear of cancer....more »
    1196. 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 »
    1197. Carcinomophobia
     An exaggerated or irrational fear of cancer....more »
    1198. Carcinophobia
     An exaggerated or irrational fear of cancer....more »
    1199. 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 »
    1200. 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 »
    1201. 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 »
    1202. Cardiocranial syndrome
     A rare syndrome characterized mainly by heart and skull abnormalities....more »
    1203. 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 »
    1204. Cardiofaciocutaneous Syndrome
     A rare genetic disorder characterized by short stature, congenital heart defects skin anomalies and frontal bossing....more »
    1205. Cardiomelic syndrome Stratton Koehler type
     A rare syndrome characterized mainly by heart and skeletal abnormalities....more »
    1206. Cardiomyopathy -- hearing loss, type tRNA-LYS gene mutation
     A rare inherited condition characterized by the association of cardiomyopathy and deafness....more »
    1207. Cardiomyopathy -- hypotonia -- lactic acidosis
     A rare syndrome characterized by heart muscle disease, reduced muscle tone and lactic acidosis from birth....more »
    1208. Cardiomyopathy cataract hip spine disease
     A rare genetic disorder characterized by heart muscle disease, cataracts and hip and spinal problems....more »
    1209. 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 »
    1210. 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 »
    1211. 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 »
    1212. 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 »
    1213. 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 »
    1214. 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 »
    1215. 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 »
    1216. 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 »
    1217. 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 »
    1218. 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 »
    1219. 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 »
    1220. 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 »
    1221. 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 »
    1222. 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 »
    1223. 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 »
    1224. 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 »
    1225. 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 »
    1226. 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 »
    1227. 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 »
    1228. 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 »
    1229. 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 »
    1230. 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 »
    1231. 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 »
    1232. 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 »
    1233. Cardiomyopathy with myopathy due to COX deficiency
     A respiratory chain disorder resulting in muscle and heart symptoms....more »
    1234. Cardiomyopathy, Alcoholic
     A weakened heart mucle due to excessive alcohol consumption. Symptoms are usually not evident until the heart becomes severely damaged....more »
    1235. Cardiophobia
     An exaggerated or irrational fear of heart disease....more »
    1236. Carnevale-Krajewska-Fischetto syndrome
     A rare genetic disorder characterized by drooping eyelids, hip problems, undescended testes and developmental delay....more »
    1237. Carnitine Deficiency Syndromes
     Syndromes associated with the deficiency of carnitine....more »
    1238. 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 »
    1239. 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 »
    1240. 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 »
    1241. 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 »
    1242. 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 »
    1243. 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 »
    1244. 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 »
    1245. 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 »
    1246. 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 »
    1247. 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 »
    1248. Carnosinase deficiency
     A very rare inherited metabolic disorder characterized by severe neurological abnormalities such as mental retardation and myoclonic seizures....more »
    1249. Carolina Cherry Laurel poisoning
     The Carolina cherry laurel is an evergreen tree which bears small white flowers and small green fruit which turns black when ripe. Most parts of the plant contain cyanogenic glycoside and amygdalin which can cause symptoms if ingested. The plant is consid...more »
    1250. 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 »
    1251. Carpal Tunnel Syndrome
     Hand or wrist problems; often from repetitive motion....more »
    1252. Cartilage Hair Hypoplasia
     A rare genetic disorder characterized by short stature, skeletal abnormalities and fine, fragile hair....more »
    1253. Cartilage conditions
     Medical conditions affecting the cartilage....more »
    1254. Cartilage-hair hypoplasia-like syndrome
     A rare syndrome characterized by thin hair shafts, short stature, short limbs and other skeletal abnormalities. The condition is identical to the skeletal abnormality component of cartilage-hair hypoplasia syndrome....more »
    1255. Cartilaginous -- arthritic -- ophthalmic -- deafness syndrome
     A rare syndrome characterized by the association of eye, joint and cartilage disease as well as deafness....more »
    1256. 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 »
    1257. 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 »
    1258. 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 »
    1259. 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 »
    1260. Cat's cry
    1261. Catalepsy
     Complete trance-like mental detachment...more »
    1262. 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 »
    1263. Cataplexy
     A rare condtion characterized by episodes of severe muscle weakness which can sometimes lead to a complete collapse - it usually occurs in people with a sleep disorder called narcolepsy....more »
    1264. 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 »
    1265. Cataract -- aberrant oral frenula -- growth delay
     A rare syndrome characterized by cataracts, growth problems and abnormal mouth tissue (frenulum)....more »
    1266. Cataract -- ataxia -- deafness
     A rare syndrome characterized by cataracts, ataxia and progressive deafness....more »
    1267. 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 »
    1268. 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 »
    1269. Cataract deafness hypogonadism
     A very rare syndrome characterized mainly by deafness, cataracts and a deficiency of sex hormone production....more »
    1270. 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 »
    1271. Catatonia
     Mental condition causing total rigidity...more »
    1272. 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 »
    1273. 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 »
    1274. Catheter infection
     Infection due to an inserted catheter...more »
    1275. 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 »
    1276. Cathisophobia
     An exaggerated or irrational fear of sitting down....more »
    1277. Catoptrophobia
     An exaggerated or irrational fear of mirrors....more »
    1278. 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 »
    1279. Caudal duplication
     A rare disorder where some of the embryonic tissues that develop into the lower spine, genitalia and lower abdominal organs are duplicated - probably due to the incomplete separation of twins arising from one egg. The range of possible defects is extensiv...more »
    1280. Cayler syndrome
     A very rare disorder involving heart defects and abnormalities involving the lower lip muscle....more »
    1281. 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 »
    1282. Celiac Disease
     Digestive intolerance to gluten in the diet....more »
    1283. 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 »
    1284. 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 »
    1285. 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 »
    1286. 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 »
    1287. 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 »
    1288. 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 »
    1289. 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 »
    1290. 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 »
    1291. 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 »
    1292. 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 »
    1293. 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 »
    1294. 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 »
    1295. 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 »
    1296. Cellulitis
     Inflammation of skin or subcutaneous tissues....more »
    1297. Celtophobia
     An exaggerated or irrational fear of Celts....more »
    1298. Cenophobia
     An exaggerated or irrational fear of a void or open spaces....more »
    1299. Central nervous system infections
    1300. 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 »
    1301. 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 »
    1302. 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 »
    1303. Central pontine myelinolysis
     A rare condition where the protective layer around brainstem nerve cells is destroyed which prevents nerve signals being transmitted properly. It generally occurs in response to a rapid change in sodium levels in the body which can be caused by treatment ...more »
    1304. 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 »
    1305. Centronuclear myopathy, congenital
     A severe inherited form of muscle wasting disease which often results in infant death....more »
    1306. Cephalic disorders
     Various congenital brain defects...more »
    1307. Cephalopolysyndactyly
     A rare genetic disorder characterized by premature closing of skull bones and craniofacial abnormalities, finger and toe abnormalities. The type and severity of symptoms is variable with many cases remaining undiagnosed because their condition is relative...more »
    1308. 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 »
    1309. Ceraunophobia
     An exaggerated or irrational fear of thunder and lightning....more »
    1310. Cerebellar Ataxia, Deafness and Narcolepsy
     A rare condition characterized by the association of narcolepsy, deafness and cerebellar ataxia. Narcolepsy is a sleep disorder where characterized by the classic tetrad of excessive daytime sleepiness, cataplexy, hypnagogic hallucinations and sleep paral...more »
    1311. 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 »
    1312. 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 »
    1313. Cerebellar ataxia -- areflexia -- pes cavus -- optic atrophy -- sensorineural hearing loss
     A rare syndrome characterized mainly by ataxia, absent reflexes, high foot arch (pes cavus), progressive optic nerve degeneration and hearing impairment. The ataxic symptoms tended to occur early in life after an illness involving fevers. The ataxia then ...more »
    1314. Cerebellar ataxia -- ectodermal dysplasia
     A rare syndrome characterized by balance and coordination problems and teeth and hair abnormalities....more »
    1315. Cerebellar ataxia -- intellectual deficit -- optic atrophy -- skin abnormalities
     A rare syndrome characterized by ataxia, mental retardation, optic atrophy and skin abnormalities....more »
    1316. Cerebellar ataxia syndrome
     A disorder where degeneration of certain parts of the brain results in symptoms such as ataxia....more »
    1317. Cerebellar ataxia type 1, autosomal recessive
     A slow progressing brain disorder characterized by ataxia and dysarthria....more »
    1318. 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 »
    1319. Cerebellar ataxia, areflexia, pes cavus, optic atrophy and sensorinural hearing loss
     A rare syndrome characterized mainly by ataxia, absent reflexes, high foot arch (pes cavus), progressive optic nerve degeneration and hearing impairment. The ataxic symptoms tended to occur early in life after an illness involving fevers. The ataxia then ...more »
    1320. Cerebellar ataxia, autosomal recessive
     A group of rare, recessively inherited neurological disorders caused by abnormalities in the cerebellum and spinal cord. In some cases other parts of the body may be affected....more »
    1321. Cerebellar ataxia, dominant pure
     A dominantly inherited form of ataxia that involves only the cerebellar system....more »
    1322. Cerebellar ataxia, infantile with progressive external ophthalmoplegia
     A rare disorder characterized by cerebellar ataxia during infancy and progressive paralysis of eye muscles....more »
    1323. Cerebellar atrophy with progressive microcephaly
     A very rare disorder characterized mainly by a small brain, small head, underdeveloped brain, brain degeneration, contractures, eye problems and seizures....more »
    1324. Cerebellar degeneration
     Degeneration of nerves in the part of the brain called the cerebellum which controls balance and muscle coordination....more »
    1325. Cerebellar degeneration, subacute
     A rare disorder involving degeneration of the cerebellum and sometimes involves nearby spinal cord or brain tissue....more »
    1326. 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 »
    1327. 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 »
    1328. 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 »
    1329. 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 »
    1330. Cerebelloolivary atrophy
     The degeneration of the parts of the brain called the cerebellum and the olives. Symptoms may vary from case to case depending on the severity and extent of the degeneration....more »
    1331. Cerebelloparenchymal autosomal recessive disorder 3
     A rare, recessively inherited disorder characterized mainly by albinism, incoordination, low muscle tone and eye problems....more »
    1332. Cerebelloparenchymal disorder V
     An inherited brain disorder characterized by myoclonic jerks which become more apparent during voluntary movements....more »
    1333. Cerebellum agenesis -- hydrocephaly
     A rare brain disorder which manifests as reduced muscle tone, ataxia, cataracts and mental retardation....more »
    1334. 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 »
    1335. Cerebral Atrophy
     Wasting away of the brain....more »
    1336. 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 »
    1337. Cerebral Palsy
     Any brain disorder causing movement disability...more »
    1338. 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 »
    1339. 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 »
    1340. 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 »
    1341. 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 »
    1342. 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 »
    1343. 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 »
    1344. Cerebral contusion
     Injury of the cerebrum often causing bruising when the skin is not broken....more »
    1345. 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 »
    1346. Cerebral gigantism -- jaw cysts
     A very rare syndrome characterized mainly by abnormal brain development and jaw cysts....more »
    1347. Cerebral hemorrhage
     Bleeding in the brain...more »
    1348. 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 »
    1349. 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 »
    1350. 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 »
    1351. Cerebro oculo genital syndrome
     A very rare syndrome characterized mainly by brain, eye and genital abnormalities....more »
    1352. Cerebro oculo skeleto renal syndrome
     A very rare syndrome characterized mainly by brain, eye, skeletal and kidney abnormalities....more »
    1353. Cerebro-facio-thoracic dysplasia
     A very rare syndrome characterized by mental retardation, spinal and rib defects and facial anomalies....more »
    1354. Cerebro-oculo-dento-auriculo-skeletal syndrome
     A very rare syndrome characterized by abnormalities of the brain, eyes, teeth, ears and skeleton....more »
    1355. Cerebro-oculo-nasal syndrome
     A rare syndrome characterized mainly by eye, nose and brain malformations....more »
    1356. 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 »
    1357. Cerebrorenodigital syndrome
     A rare group of syndromes characterized mainly by brain, kidney, finger and toe abnormalities....more »
    1358. Cerebrorenodigital syndrome with limb malformations and triradiate acetabula
     A rare group of syndromes characterized mainly by brain, kidney, finger and toe abnormalities as well as an abnormal hip socket....more »
    1359. 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 »
    1360. Cerebrovascular Conditions
     Conditions of the brain's blood vessels including stroke....more »
    1361. 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 »
    1362. 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 »
    1363. 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 »
    1364. 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 »
    1365. Ceroid lipofuscinosis, neuronal 4
     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 1) needed to process it....more »
    1366. 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 »
    1367. 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 »
    1368. 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 »
    1369. 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 »
    1370. Ceroid lipofuscinosis, neuronal 9
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 9 is distinguished from other types by the origin of the genetic defect....more »
    1371. Cervical Cancer
     Cervical cancer is malignant cancer of the cervix uteri or cervical area...more »
    1372. Cervical hypertrichosis neuropathy
     A very rare disorder characterized mainly by a hairy throat and abnormal sensations in the hands and feet....more »
    1373. Cervicooculoacoustic syndrome
     A rare genetic disorder characterized by ocular palsy, congenital perceptive deafness and fusion of the vertebrae in the neck....more »
    1374. Chaetophobia
     An exaggerated or irrational fear of hair....more »
    1375. Char syndrome
     A very rare genetic disorder characterized mainly by an unusual facial appearance, abnormal little fingers and a heart abnormality....more »
    1376. Charcot-Marie-Tooth Disorder
     Degeneration of limb muscles....more »
    1377. 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 »
    1378. 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 »
    1379. 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 »
    1380. Charcot-Marie-Tooth disease with ptosis and parkinsonism
     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 particular type of CMT also involves a drooping...more »
    1381. 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 »
    1382. Charcot-Marie-Tooth disease, Type 1A
     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 1A is inherited as an autosomal dominant patter...more »
    1383. Charcot-Marie-Tooth disease, Type 1B
     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 1B is inherited as an autosomal dominant patter...more »
    1384. 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 »
    1385. 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 »
    1386. 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 »
    1387. 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 »
    1388. 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 »
    1389. 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 »
    1390. 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 »
    1391. Charcot-Marie-Tooth disease, Type 2B2
     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 2B2 has an autosomal dominant inheritance and i...more »
    1392. 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 »
    1393. 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 »
    1394. 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 »
    1395. 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 »
    1396. Charcot-Marie-Tooth disease, Type 2I
     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 »
    1397. Charcot-Marie-Tooth disease, Type 2K
     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 2K has an autosomal dominant inheritance and in...more »
    1398. Charcot-Marie-Tooth disease, Type 2L
     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 2L has an autosomal dominant inheritance and in...more »
    1399. 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 »
    1400. 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 »
    1401. 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 »
    1402. Charcot-Marie-Tooth disease, Type 4E
     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 »
    1403. 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 »
    1404. 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 »
    1405. 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 »
    1406. 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 »
    1407. Charcot-Marie-Tooth disease, X-linked recessive, 2
     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 »
    1408. Charcot-Marie-Tooth disease, X-linked recessive, 3
     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 X3 is an inherited defect of the X chromosome a...more »
    1409. 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 »
    1410. Charcot-Marie-Tooth disease, X-linked recessive, 5
     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 X5 is an inherited defect of the X chromosome a...more »
    1411. 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 »
    1412. 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 »
    1413. 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 »
    1414. Charcot-Marie-Tooth disease, type 4
     A rare group of demyelinating motor and sensory neuropathies consisting of a number of subtypes. The various subtypes are caused by different genetic defects....more »
    1415. 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 »
    1416. 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 »
    1417. Charlie M syndrome
     A rare birth disorder characterized by facial abnormalities and malformed or missing parts of the ends of the arms and legs....more »
    1418. Chat room addiction
     Chat room addiction refers to the excessive amounts of time spent on computer chat rooms. When the person attempts to reduce the amount of time spent on the activity they suffer withdrawal symptoms such as irritability and anxiety. The preoccupation can c...more »
    1419. Chediak-Higashi Syndrome
     An inherited immune system disorder characterized by reduced pigmentation, recurrent infection and neurological disorders....more »
    1420. 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 »
    1421. Cheimatophobia
     An exaggerated or irrational fear of cold....more »
    1422. Chemical addiction
     Addiction to and abuse of various substances....more »
    1423. Chemical burn -- airways
     Burns to the airways caused by a chemical - usually through inhalation but can also occur through aspiration if the chemical is swallowed. Symptoms vary depending on the type, quantity and strength of the chemical involved as well as the duration of the e...more »
    1424. 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 »
    1425. Chemical burn -- inhalation
     Burns to the airways caused by a chemical through inhalation. 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. Immediate medic...more »
    1426. Chemical meningitis
     Symptomatic aseptic, chemical meningitis is a rare complication of myelography. A number of these cases have a history of one or more episodes of chemical meningitis preceding their arachnoiditis....more »
    1427. Chemical poisoning
     Morbid condition caused by chemical....more »
    1428. 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 »
    1429. 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 »
    1430. 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 »
    1431. 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 »
    1432. 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 »
    1433. 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 »
    1434. 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 »
    1435. 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 »
    1436. 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 »
    1437. Chemical poisoning -- 2-Aminopyridine
     2-Aminopyridine is a chemical used mainly in the production of various medicines (especially antihistamines and anti-inflammatories). Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depend...more »
    1438. 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 »
    1439. 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 »
    1440. 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 »
    1441. 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 »
    1442. 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 »
    1443. 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 »
    1444. Chemical poisoning -- 5,-Methoxy-N,N-Diisopropyltryptamine
     5,-Methoxy-N,N-Diisopropyltryptamine is a chemical used as a designer drug for its hallucinogen and aphrodisiac effects. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1445. 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 »
    1446. 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 »
    1447. Chemical poisoning -- Acetonitrile
     Acetonitrile is a chemical used as a solvent mainly in nail removing agents. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1448. 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 »
    1449. 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 »
    1450. 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 »
    1451. 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 »
    1452. Chemical poisoning -- Acidic dry cell batteries
     Acidic dry cell batteries contain toxic chemicals and eating the batteries can cause various symptoms if the chemical is released from the battery. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the...more »
    1453. 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 »
    1454. 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 »
    1455. 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 »
    1456. Chemical poisoning -- Aftershave
     Aftershave contains chemicals (ethyl alcohol, isopropyl alcohol) which can cause symptoms if ingested in sufficient quantities. Death from ingesting aftershave is considered unlikely. The type and severity of symptoms varies depending on the amount of che...more »
    1457. Chemical poisoning -- Agrocide
     Agrocide is a chemical insecticide used mainly to control scabies or lice as well as other agricultural insect pests. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to...more »
    1458. Chemical poisoning -- Agronexit
     Agronexit is a chemical insecticide used mainly as an agricultural insecticide. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various sympto...more »
    1459. 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 »
    1460. 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 »
    1461. 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 »
    1462. 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 »
    1463. 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 »
    1464. 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 »
    1465. 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 »
    1466. 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 »
    1467. 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 »
    1468. 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 »
    1469. 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 »
    1470. 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 »
    1471. 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 »
    1472. 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 »
    1473. 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 »
    1474. 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 »
    1475. 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 »
    1476. 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 »
    1477. 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 »
    1478. 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 »
    1479. Chemical poisoning -- Aparasin
     Aparasin Aparasin. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the...more »
    1480. Chemical poisoning -- Aphtiria
     Aphtiria is a chemical insecticide used mainly to control scabies or lice. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. T...more »
    1481. Chemical poisoning -- Arsine
     Arsine is a chemical used in the making of semiconductors and in the metal refining industry. It is considered a possible chemical agent in chemical warfare. The type and severity of symptoms varies depending on the amount of chemical involved and the nat...more »
    1482. 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 »
    1483. 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 »
    1484. 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 »
    1485. 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 »
    1486. 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 »
    1487. 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 »
    1488. 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 »
    1489. 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 »
    1490. 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 »
    1491. Chemical poisoning -- Baking soda
     Baking soda is generally considered non toxic and is used in cooking. However, excessive doses can cause various symptoms....more »
    1492. 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 »
    1493. 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 »
    1494. Chemical poisoning -- Ben-Hex
     Ben-Hex is a chemical insecticide used mainly to control scabies. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The type a...more »
    1495. 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 »
    1496. 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 »
    1497. Chemical poisoning -- Benhexol
     Benhexol is a chemical insecticide used mainly to control scabies or lice. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. T...more »
    1498. 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 »
    1499. 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 »
    1500. 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 »
    1501. Chemical poisoning -- Benzene hexachloride
     Benzene hexachloride is a chemical insecticide. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of sym...more »
    1502. 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 »
    1503. 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 »
    1504. Chemical poisoning -- Bexol
     Bexol is a chemical insecticide used mainly to control scabies or lice. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The ...more »
    1505. 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 »
    1506. 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 »
    1507. 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 »
    1508. 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 »
    1509. 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 »
    1510. 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 »
    1511. 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 »
    1512. 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 »
    1513. 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 »
    1514. 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 »
    1515. 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 »
    1516. 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 »
    1517. 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 »
    1518. 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 »
    1519. 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 »
    1520. Chemical poisoning -- Calcium Polysulfide
     Calcium polysulfide is a chemical used mainly in antifungal treatments for trees. 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 »
    1521. 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 »
    1522. 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 »
    1523. 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 »
    1524. 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 »
    1525. 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 »
    1526. 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 »
    1527. 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 »
    1528. 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 »
    1529. 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 »
    1530. Chemical poisoning -- Chloralose
     Chloralose is a chemical used mainly in poisons for rodents and crows . 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 »
    1531. 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 »
    1532. 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 »
    1533. 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 »
    1534. Chemical poisoning -- Chloresene
     Chloresene is a chemical insecticide used mainly to control scabies or lice. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms....more »
    1535. 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 »
    1536. 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 »
    1537. 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 »
    1538. 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 »
    1539. 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 »
    1540. 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 »
    1541. 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 »
    1542. 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 »
    1543. Chemical poisoning -- Chlorophyll
     Chlorophyll is a compound found in green plants. It can be bought as a supplement and excessive ingestion can cause gastrointestinal symptoms but this is considered quite rare. The type and severity of symptoms varies depending on the amount of chemical i...more »
    1544. Chemical poisoning -- Chloropicrin
     Chloropicrin is a chemical used mainly in fumigants for grain storage. 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 »
    1545. 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 »
    1546. 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 »
    1547. 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 »
    1548. 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 »
    1549. Chemical poisoning -- Cologne
     Colognes contain chemicals such as ethanol and isopropanol which can cause symptoms if ingested or inhaled in excessive quantities. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    1550. 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 »
    1551. Chemical poisoning -- Creosote
     Creosote is a chemical used mainly as a disinfectant, laxative and cough treatment. Ingestion and other exposures to the chemical can cause various symptoms. The chemical can be readily absorbed through the skin. The type and severity of symptoms varies d...more »
    1552. 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 »
    1553. 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 »
    1554. 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 »
    1555. 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 »
    1556. 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 »
    1557. Chemical poisoning -- Cypermethrin
     Cypermethrin is a widely used 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 exposure....more »
    1558. 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 »
    1559. 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 »
    1560. 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 »
    1561. 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 »
    1562. 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 »
    1563. 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 »
    1564. 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 »
    1565. 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 »
    1566. 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 »
    1567. 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 »
    1568. 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 »
    1569. 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 »
    1570. 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 »
    1571. 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 »
    1572. 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 »
    1573. 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 »
    1574. 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 »
    1575. 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 »
    1576. 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 »
    1577. 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 »
    1578. 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 »
    1579. 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 »
    1580. 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 »
    1581. 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 »
    1582. 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 »
    1583. 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 »
    1584. 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 »
    1585. 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 »
    1586. 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 »
    1587. 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 »
    1588. 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 »
    1589. 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 »
    1590. 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 »
    1591. 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 »
    1592. Chemical poisoning -- Ethyl Mercaptan
     Ethyl Mercaptan is a chemical used mainly in the production of fungicides, insecticides and plastics as well as an odorizing agent for natural gas. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms...more »
    1593. 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 »
    1594. 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 »
    1595. 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 »
    1596. 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 »
    1597. 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 »
    1598. 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 »
    1599. 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 »
    1600. 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 »
    1601. 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 »
    1602. 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 »
    1603. 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 »
    1604. 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 »
    1605. 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 »
    1606. Chemical poisoning -- Fluoridated toothpaste
     Fluoridated toothpaste contains fluoride and various other chemicals which can cause serious symptoms if sufficient quantities are swallowed. As little as half a tube of children's paste can cause death in a 2 year old child and a whole tube can cause dea...more »
    1607. 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 »
    1608. 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 »
    1609. 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 »
    1610. 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 »
    1611. 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 »
    1612. 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 »
    1613. 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 »
    1614. 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 »
    1615. 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 »
    1616. Chemical poisoning -- HCH-gamma
     HCH-gamma is an insecticide which is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the ...more »
    1617. 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 »
    1618. Chemical poisoning -- Heptachlor
     Heptachlor is a chemical used mainly in pesticides to control termites and fire ants. 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 dependi...more »
    1619. 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 »
    1620. 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 »
    1621. Chemical poisoning -- Hexachlorocyclohexane (gamma)
     Hexachlorocyclohexane (gamma) is an insecticide which is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms vari...more »
    1622. 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 »
    1623. 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 »
    1624. 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 »
    1625. 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 »
    1626. 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 »
    1627. 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 »
    1628. 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 »
    1629. 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 »
    1630. 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 »
    1631. 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 »
    1632. 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 »
    1633. 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 »
    1634. 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 »
    1635. 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 »
    1636. 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 »
    1637. 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 »
    1638. Chemical poisoning -- Lindane
     Lindane is a chemical used mainly as an agricultural insecticide but also as a treatment of lice and scabies infestations. The insecticide is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposur...more »
    1639. 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 »
    1640. 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 »
    1641. 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 »
    1642. 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 »
    1643. 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 »
    1644. 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 »
    1645. Chemical poisoning -- Methacrylate
     Methacrylate is a chemical used mainly in plastics, adhesives and bone cements. 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 »
    1646. 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 »
    1647. 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 »
    1648. 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 »
    1649. 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 »
    1650. 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 »
    1651. 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 »
    1652. 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 »
    1653. 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 »
    1654. 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 »
    1655. Chemical poisoning -- Methylene Dianiline
     Methylene Dianiline is a chemical used mainly in corrosive inhibitors, epoxy resins and polyurethane. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical in...more »
    1656. Chemical poisoning -- Methylene Diisocyanate
     Methylene Diisocyanate is a chemical used mainly in the production of hard plastics 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 chemi...more »
    1657. 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 »
    1658. 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 »
    1659. 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 »
    1660. 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 »
    1661. 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 »
    1662. 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 »
    1663. 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 »
    1664. 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 »
    1665. 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 »
    1666. 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 »
    1667. 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 »
    1668. 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 »
    1669. 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 »
    1670. 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 »
    1671. 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 »
    1672. 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 »
    1673. 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 »
    1674. 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 »
    1675. 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 »
    1676. 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 »
    1677. 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 »
    1678. 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 »
    1679. 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 »
    1680. 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 »
    1681. 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 »
    1682. 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 »
    1683. 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 »
    1684. 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 »
    1685. Chemical poisoning -- Permethrin
     Permethrin is used as an insecticide for agricultural crop, households and animal insects such as body lice. 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 »
    1686. 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 »
    1687. Chemical poisoning -- Phencyclidine
     Phencyclidine is often used as an illegal recreational 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 exposure....more »
    1688. 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 »
    1689. 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 »
    1690. 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 »
    1691. 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 »
    1692. 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 »
    1693. 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 »
    1694. 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 »
    1695. 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 »
    1696. 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 »
    1697. 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 »
    1698. 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 »
    1699. 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 »
    1700. 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 »
    1701. 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 »
    1702. 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 »
    1703. 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 »
    1704. 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 »
    1705. 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 »
    1706. 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 »
    1707. 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 »
    1708. 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 »
    1709. 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 »
    1710. 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 »
    1711. 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 »
    1712. 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 »
    1713. 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 »
    1714. Chemical poisoning -- RDX
     RDX is a chemical used mainly in explosives, fireworks, detonators 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 na...more »
    1715. 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 »
    1716. Chemical poisoning -- Selenious Acid
     Selenious Acid is a chemical used mainly in gun bluing agents. 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 »
    1717. 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 »
    1718. 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 »
    1719. 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 »
    1720. 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 »
    1721. 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 »
    1722. 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 »
    1723. 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 »
    1724. 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 »
    1725. 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 »
    1726. 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 »
    1727. 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 »
    1728. 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 »
    1729. 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 »
    1730. 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 »
    1731. 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 »
    1732. 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 »
    1733. 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 »
    1734. 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 »
    1735. 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 »
    1736. 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 »
    1737. 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 »
    1738. 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 »
    1739. 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 »
    1740. 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 »
    1741. Chemical poisoning -- Toxaphene
     Toxaphene is a chemical used mainly as a livestock 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 »
    1742. 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 »
    1743. 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 »
    1744. 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 »
    1745. 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 »
    1746. 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 »
    1747. 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 »
    1748. 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 »
    1749. 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 »
    1750. 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 »
    1751. 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 »
    1752. 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 »
    1753. 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 »
    1754. 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 »
    1755. 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 »
    1756. 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 »
    1757. Chemical poisoning -- d-Phenothrin
     d-Phenothrin is an insecticide used mainly in households and public health 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 th...more »
    1758. Chemical poisoning -- gamma-HccH
     Gamma-HccH is an insecticide which is considered moderately toxic to humans and acts as a central nervous system stimulant. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the...more »
    1759. 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 »
    1760. Cherophobia
     An exaggerated or irrational fear of gaiety....more »
    1761. 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 »
    1762. 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 »
    1763. Chiari Malformation
     Protrusion of the brain down the spinal column....more »
    1764. Chiari-1 Malformation
     A rare malformation where the base of the brain enters into the upper spinal canal....more »
    1765. 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 »
    1766. Chikungunya fever-like intense Muscle aches
     Also known as myalgia. The most common causes are overuse or over-stretching of a muscle or group of muscles. Myalgia without a traumatic history is often due to viral infections. Long-term myalgia maybe indicative of metabolic myopathy, nutritional defic...more »
    1767. Child abuse
     Physical, sexual, emotional abuse or neglect of child....more »
    1768. 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 »
    1769. Childhood disintegrative disorder
     A rare disorder where a period of normal development (a couple of years) is followed by delays in the development of motor, social and language skills. Previously acquired skills are lost....more »
    1770. 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 »
    1771. 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 »
    1772. Childhood-onset bipolar disorder
     Bipolar disorder is a serious mental illness characterized by recurrent episodes of depression, mania, and/or mixed symptom states. These episodes cause unusual and extreme shifts in mood, energy, and behavior that interfere significantly with normal, hea...more »
    1773. 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 »
    1774. Chinophobia
     An exaggerated or irrational fear of snow....more »
    1775. Chitayat-Moore-Del Bigio syndrome
     A rare birth disorder characterized mainly by brain abnormalities, large head and facial anomalies....more »
    1776. Chitty-Hall-Webb syndrome
     A very rare syndrome characterized mainly by fractures, bowed shin bones, abnormal forearm bone (radius) and reduced bone mass....more »
    1777. 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 »
    1778. 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 »
    1779. 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 »
    1780. Cholerophobia
     An exaggerated or irrational fear of cholera....more »
    1781. 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 »
    1782. 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 »
    1783. Cholestasis, progressive familial intrahepatic 2
     A rare inherited condition where bile is unable to drain from the liver where it builds up and causes progressive liver damage. The condition has an early onset and usually leads to end-stage liver disease by the end of the second decade. The various type...more »
    1784. 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 »
    1785. Cholestatic jaundice -renal tubular insufficiency
     A very rare syndrome characterized by liver and kidney problems....more »
    1786. Chondritis
     Inflammation of the cartilage of the joint...more »
    1787. Chondroblastoma (benign)
     A rare benign bone tumor that usually forms in the ends of long bones such as the leg bones....more »
    1788. Chondrocalcinosis
     A rare inherited metabolic disorder where the chemical calcium pyrophosphate dihyrdate is deposited in one or more joints in the body - usually the knee is affected....more »
    1789. Chondrocalcinosis 1
     A very rare genetic disorder characterized by progressive osteoarthritis which starts relatively early and is progressive. Joint damage is caused by deposits of crystals containing calcium....more »
    1790. Chondrocalcinosis 2
     A very rare genetic disorder characterized by progressive osteoarthritis. Joint damage is caused by deposits of crystals containing calcium....more »
    1791. Chondrocalcinosis due to apatite crystal deposition
     A rare inherited disorder involving calcium pyrophosphate deposits in cartilage, joint fluid and tissues around joints....more »
    1792. 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 »
    1793. Chondrodysplasia -- pseudohermaphrodism
     A very rare syndrome characterized mainly by severe dwarfism, abnormal bone development and central nervous system and eye problems....more »
    1794. 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 »
    1795. 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 »
    1796. Chondrodysplasia punctata lethal neonatal
     A rare skeletal disorder which results in the infant's death before or soon after birth. Symptoms include a variety of severe skeletal abnormalities and an enlarged head....more »
    1797. 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 »
    1798. Chondrodysplasia punctata, humero-metacarpal type
     A rare genetic disorder characterized mainly by abnormal bone calcification. The abnormal calcification occurred in various parts of the body such as the feet, shoulders, tailbone, spine and trachea....more »
    1799. 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 »
    1800. Chondrodysplasia, Grebe type
     A rare genetic disorder characterized by dwarfism and various limb deformities....more »
    1801. Chondrodysplasia, acromesomelic, with genital anomalies
     A very rare condition characterized by severe limb malformations and genital anomalies. The reported case involved related parents....more »
    1802. Chondrodysplasia, type Nance-Sweeney
     A very rare condition characterized mainly by bone malformations, hearing loss and facial anomalies....more »
    1803. Chondrodystrophia calcificans congenita
     A rare genetic disorder characterized by growth deficiency, short limbs, large skin pores, sparse hair and other abnormalities....more »
    1804. Chondrodystrophy
     The abnormal development of cartilage which affects bone growth. The long bones of the body tend to be affected the most and results in short limbs....more »
    1805. Chondroectodermal dysplasia
     A rare genetic disorder characterized by dwarfism, extra fingers and/or toes and nail and hair abnormalities....more »
    1806. Chondromalacia
     Degeneration or irritation of joint cartilage that usually affects the knees. It is believed to be caused most often by overuse of the joint....more »
    1807. 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 »
    1808. Chorea
     Any disorder causing involuntary movement or spasms....more »
    1809. Chorea familial benign
     A rare movement disorder which is stable and involves abnormal involuntary movements (chorea) and continuous writhing movements....more »
    1810. Chorea, remitting with nystagmus and cataracts
     A rare inherited disorder characterized by chorea and involuntary horizontal eye movements that start in infancy and improve or disappear by the age of 10. Cataracts were also present....more »
    1811. 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 »
    1812. 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 »
    1813. Chorioretinopathy dominant form -- microcephaly
     A rare inherited disorder characterized by a small head, mental retardation and a degenerative eye condition....more »
    1814. 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 »
    1815. Choroid plexus calcification with mental retardation
     A form of mental retardation associated with calcification of the choroids plexus which is the part of the brain involved in making cerebrospinal fluid....more »
    1816. Choroideremia -- hypopituitarism
     A rare inherited disorder characterized by eye disease and hypopituitarism....more »
    1817. Choroido cerebral calcification syndrome infantile form
     A rare syndrome characterized by abnormal calcification in part of the brain and mental retardation....more »
    1818. Chrematophobia
     An exaggerated or irrational fear of wealth....more »
    1819. Christian's syndrome 1
     A rare recessively inherited syndrome characterized by premature skull fusion, cleft palate, permanently flexed fingers and various other anomalies....more »
    1820. Christian-Demyer-Franken syndrome
     A rare syndrome characterized mainly by mental retardation and skeletal abnormalities....more »
    1821. 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 »
    1822. 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 »
    1823. 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 »
    1824. Chrometophobia
     An exaggerated or irrational fear of money....more »
    1825. Chromophobia
     An exaggerated or irrational fear of colors....more »
    1826. Chromosome 1 ring
     A rare chromosomal disorder where the ends of chromosome 1 are deleted and the chromosome rejoins to form a ring. The disorder is characterized by mental and physical development delay, short stature and low birth weight....more »
    1827. Chromosome 1(q12q22) duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q12q22) of chromosome 1 which results in various abnormalities....more »
    1828. 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 »
    1829. Chromosome 1, Partial Trisomy
     A rare genetic disorder where part of the genetic material from chromosome 1 is duplicated so there are three copies in the body's cells rather than the normal two copies. The type and severity of symptoms is variable depending on the size and location of...more »
    1830. 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 »
    1831. 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 »
    1832. 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 »
    1833. 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 »
    1834. 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 »
    1835. 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 »
    1836. 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 »
    1837. 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 »
    1838. Chromosome 1, monosomy 1q32 q42
     A rare chromosomal disorder where deletion of a portion of chromosome 1 causes various abnormalities such as fetal or newborn death, facial dysmorphism, short stature, finger defects and various other anomalies....more »
    1839. 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 »
    1840. Chromosome 1, proximal deletion
    1841. 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 »
    1842. Chromosome 1, q42 11 q42 12 duplication
     A rare chromosomal disorder where duplication of a portion of chromosome 1 causes mainly short stature and dwarfism....more »
    1843. 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 »
    1844. 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 »
    1845. 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 »
    1846. 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 »
    1847. Chromosome 10, Monosomy 10p
    1848. Chromosome 10, distal trisomy 10q
     A rare chromosomal disorder where the distal portion of the long arm of chromosome 10 is duplicated so there is three copies of it instead of the normal two. The condition is characterized by drooping upper eyelid, short palpebral fissures and camptodacty...more »
    1849. 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 »
    1850. 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 »
    1851. 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 »
    1852. 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 »
    1853. 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 »
    1854. Chromosome 10p terminal deletion syndrome
     A very rare syndrome caused by a chromosomal defect (10p terminal deletion) and can result in a variety of malformations that are similar to DiGeorge syndrome and velocardiofacial syndrome....more »
    1855. 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 »
    1856. 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 »
    1857. 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 »
    1858. 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 »
    1859. 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 »
    1860. 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 »
    1861. 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 »
    1862. 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 »
    1863. 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 »
    1864. 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 »
    1865. 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 »
    1866. 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 »
    1867. 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 »
    1868. 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 »
    1869. 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 »
    1870. 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 »
    1871. 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 »
    1872. 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 »
    1873. 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 »
    1874. 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 »
    1875. 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 »
    1876. 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 »
    1877. 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 »
    1878. 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 »
    1879. 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 »
    1880. 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 »
    1881. 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 »
    1882. Chromosome 14 trisomy syndrome
     A rare chromosomal disorder involving duplication of genetic material from chromosome 14 resulting in various abnormalities....more »
    1883. Chromosome 14 uniparental disomy syndrome
     A rare chromosomal disorder where two homologues are obtained from one parent....more »
    1884. 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 »
    1885. 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 »
    1886. 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 »
    1887. 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 »
    1888. 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 »
    1889. 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 »
    1890. 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 »
    1891. 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 »
    1892. 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 »
    1893. 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 »
    1894. Chromosome 15 trisomy
     A rare chromosomal disorder involving an extra copy of genetic material from chromosome 15....more »
    1895. 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 »
    1896. 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 »
    1897. 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 »
    1898. 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 »
    1899. 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 »
    1900. Chromosome 15q, deletion
     A rare chromosomal disorder involving deletion of genetic material from the long arm of chromosome 15....more »
    1901. 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 »
    1902. 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 »
    1903. 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 »
    1904. 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 »
    1905. 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 »
    1906. 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 »
    1907. 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 »
    1908. 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 »
    1909. 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 »
    1910. Chromosome 16q, partial duplication
     A rare chromosomal disorder involving an extra copy of genetic material from the long arm of chromosome 16. The type and severity of symptoms are determined by the amount and location of the duplicated genetic material. Severe cases often result in sponta...more »
    1911. 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 »
    1912. 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 »
    1913. 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 »
    1914. 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 »
    1915. 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 »
    1916. 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 »
    1917. 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 »
    1918. 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 »
    1919. 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 »
    1920. Chromosome 18 deletion syndrome
     A rare chromosomal disorder where a portion of chromosome 18 is missing....more »
    1921. 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 »
    1922. 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 »
    1923. Chromosome 18, trisomy 18p
     A rare chromosomal disorder where a portion of the short arm (p) is duplicated resulting in various abnormalities....more »
    1924. 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 »
    1925. 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 »
    1926. 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 »
    1927. 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 »
    1928. 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 »
    1929. Chromosome 19p duplication syndrome
     A rare chromosomal disorder where the short arm of chromosome 19 is duplicated resulting in various abnormalities....more »
    1930. 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 »
    1931. 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 »
    1932. Chromosome 1p deletion syndrome
     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 »
    1933. Chromosome 1p duplication syndrome
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 1 is duplicated so there is three copies of it rather than the normal two....more »
    1934. Chromosome 1q deletion
     A rare chromosomal disorder where part of the long arm (q) of chromosome 1 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    1935. Chromosome 1q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 1 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    1936. Chromosome 1q21.1 Deletion Syndrome
     A rare chromosomal disorder caused by the deletion of a portion of chromosome 1 at a specific location (1q21.1). The main symptoms were mental retardation and various physical anomalies. The manifestations in individuals is quite variable....more »
    1937. Chromosome 2 trisomy syndrome
     A rare chromosomal disorder where there are three copies of chromosome 2 instead of the normal two....more »
    1938. Chromosome 2, monosomy 2p22
     A rare chromosomal disorder where deletion of a portion of chromosome 2 causes various abnormalities such as deafness, intestinal problems, mental retardation and speech defects....more »
    1939. Chromosome 2, monosomy 2pter p24
     A very rare chromosomal disorder where a portion of chromosome 2 is deleted resulting in a range of birth defects and abnormalities....more »
    1940. Chromosome 2, monosomy 2q
     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 »
    1941. Chromosome 2, monosomy 2q24
     A genetic disorder characterized by the deletion of a portion of the long arm of chromosome 2....more »
    1942. Chromosome 2, monosomy 2q37
     A very rare chromosomal disorder where a part of the long arm of chromosome 2 is missing which results in various birth defects and abnormalities. The features of the disorder are determined by the exact size and location of the deletion....more »
    1943. Chromosome 2, trisomy 2p
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 2 is duplicated so there is three copies of it rather than the normal two....more »
    1944. Chromosome 2, trisomy 2q
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 2 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    1945. Chromosome 20 ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 20 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 »
    1946. Chromosome 20, deletion 20p
     A rare chromosomal disorder where the short arm (p) of chromosome 20 is deleted 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 »
    1947. Chromosome 20p deletion syndrome
     A rare chromosomal disorder where the short arm (p) of chromosome 20 is deleted 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 »
    1948. Chromosome 20p, partial duplication
     A rare chromosomal disorder where a copy of the short arm of chromosome 20 has been triplicated instead of duplicated resulting in various anomalies....more »
    1949. Chromosome 20q duplication syndrome
     A rare chromosomal disorder involving a duplication of the long arm (q) of chromosome 20 resulting in various physical and developmental abnormalities....more »
    1950. Chromosome 21 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 21 is missing and the two broken ends have rejoined to form a ring. The resulting type and severity of symptoms is determined by the amount and location of genetic mate...more »
    1951. Chromosome 21 monosomy
     A rare chromosomal disorder where there is only one copy of chromosome 21 instead of the normal two leading to various abnormalities....more »
    1952. Chromosome 21, monosomy 21q22
     A rare chromosomal disorder where a portion of the long arm of chromosome 21 is deleted....more »
    1953. Chromosome 21, tetrasomy 21q
     A rare chromosomal disorder where there is four copies of the long arm of chromosome 21 instead of the normal two which results in various physical and mental anomalies....more »
    1954. Chromosome 21q deletion syndrome
     A rare genetic disorder where a portion of the genetic material from the long arm of chromosome 21 is missing. The symptoms or severity may vary somewhat between patients....more »
    1955. Chromosome 21q, partial deletion
     A rare chromosomal disorder where a portion of the long arm of chromosome 21 is deleted....more »
    1956. Chromosome 22 Ring
     A rare chromosomal disorder where genetic material from one or both ends of chromosome 22 is missing and the two broken ends have rejoined to form a ring. The resulting type and severity of symptoms is determined by the amount and location of genetic mate...more »
    1957. Chromosome 22 monosomy syndrome
     A rare chromosomal disorder where there is only one copy of chromosome 22 in the body cells instead of two which results in various physical and mental abnormalities....more »
    1958. Chromosome 22 suprenumerary marker
     A rare chromosomal disorder involving structural abnormalities of chromosome 22 and are more prevalent in children born to older mothers....more »
    1959. Chromosome 22 trisomy mosaic
     A rare chromosomal disorder where three copies of chromosome 22 are present in some of the body's cells instead of the normal two. Severity of symptoms is determined by how many cells have the extra chromosomal material....more »
    1960. Chromosome 22, microdeletion 22q11
     A rare chromosomal disorder where a portion of the long arm of chromosome 22 is deleted....more »
    1961. Chromosome 22, monosome mosaic
     A very rare chromosomal disorder where one copy of chromosome 22 occurs in some of the body's cells and results in various anomalies. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is delet...more »
    1962. Chromosome 22, monosomy mosaic
     A very rare chromosomal disorder where one copy of chromosome 22 occurs in some of the body's cells and results in various anomalies....more »
    1963. Chromosome 22, trisomy
     A very rare disorder where there is an extra copy of chromosome 22 in all the body cells. The condition is usually fatal soon after birth or during the fetal stage....more »
    1964. Chromosome 22q deletion
     A rare genetic disorder where a portion of the genetic material from the long arm of chromosome 22 is missing. The symptoms or severity may vary somewhat between patients....more »
    1965. Chromosome 22q deletion syndrome
     A rare chromosomal disorder where the long arm of chromosome 22 is deleted resulting in various abnormalities....more »
    1966. Chromosome 22q duplication syndrome
     A rare chromosomal disorder where the long arm of chromosome 22 is duplicated....more »
    1967. Chromosome 22q11 Deletion Spectrum
     A rare chromosomal disorder where a small piece of genetic material is missing from chromosome 22 at the q11 location....more »
    1968. Chromosome 22q11 deletion
     A rare chromosomal disorder where a small piece of genetic material is missing from chromosome 22 at the q11 location....more »
    1969. Chromosome 22q11.2 microduplication
     A rare chromosomal disorder where a part of the chromosome 22 genetic material at the q11.2 location is duplicated resulting in various anomalies ranging from mild to severe amongst different patients....more »
    1970. Chromosome 22q13 deletion
     A very rare chromosomal disorder where a portion of chromosome 22 is missing at the q13 location which results in various abnormalities....more »
    1971. Chromosome 22q13.3 deletion syndrome
     A very rare chromosomal disorder where a portion of chromosome 22 is missing at the q13.3 location which results in various abnormalities....more »
    1972. Chromosome 2p deletion syndrome
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 2 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    1973. Chromosome 2p duplication syndrome
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 2 is duplicated so there is three copies of it rather than the normal two....more »
    1974. Chromosome 2p16.1-p15 Deletion Syndrome
     A rare genetic disorder characterized by a range of manifestations including mental retardation and skull and facial anomalies....more »
    1975. Chromosome 2q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 2 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    1976. Chromosome 3, Trisomy 3q2
     A rare chromosomal disorder involving the duplication of a portion of the long arm of chromosome 3. The symptoms are determined by the size and exact location of the duplicated portion....more »
    1977. Chromosome 3, monosomy 3p
     A rare chromosomal disorder where a portion of chromosome 3 is absent and is characterized by mental and growth deficiency, drooping upper eyelid and polydactyly....more »
    1978. Chromosome 3, monosomy 3p25
     A rare chromosomal disorder characterized by mental retardation, short stature, deafness, extra digits, facial anomalies and various other abnormalities....more »
    1979. Chromosome 3, monosomy 3q13
     A rare chromosomal disorder characterized by a range of abnormalities including facial anomalies, kidney dysfunction, large head, small penis and impaired joint mobility....more »
    1980. Chromosome 3, trisomy 3p
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 3 is duplicated so there is three copies of it rather than the normal two....more »
    1981. Chromosome 3, trisomy 3q
     A rare chromosomal disorder where a portion of the long arm (q) of chromosome 3 is duplicated so there is three copies of it rather than the normal two. The condition is characterized by mental and growth deficiency, broad nose root and excessive hair gro...more »
    1982. Chromosome 3, trisomy 3q13 2 q25
     A rare chromosomal disorder characterized by various abnormalities including hearing loss, mental retardation, short stature, obesity and uterine and facial anomalies....more »
    1983. Chromosome 3q29 microduplication syndrome
     A rare chromosomal disorder where a small portion of chromosome 3 is duplicated. The main features are mental retardation and some minor facial anomalies....more »
    1984. Chromosome 4 Ring
     A rare chromosomal disorder where the ends of chromosome 4 have been deleted and the two broken ends have rejoined to form a ring shape resulting in a range of symptoms determined by the size and location of the genetic deletion....more »
    1985. Chromosome 4 ring syndrome
     A rare chromosomal disorder where the ends of chromosome 4 have been deleted and the two broken ends have rejoined to form a ring shape resulting in a range of symptoms determined by the size and location of the genetic deletion....more »
    1986. Chromosome 4 short arm deletion
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 4 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    1987. Chromosome 4, Monosomy 4q
     A rare chromosomal disorder where a portion of the long arm (q) of chromosome 4 is missing resulting in various abnormalities....more »
    1988. Chromosome 4, Monosomy Distal 4q
     A rare chromosomal disorder involving a deletion of the end portion of the long arm of chromosome 4. The symptoms are determined by the size and exact location of the deleted portion....more »
    1989. Chromosome 4, monosomy 4p14 p16
     A rare chromosomal disorder characterized by various abnormalities including muscle problems, tall stature, mental retardation and hand and facial anomalies....more »
    1990. Chromosome 4, partial trisomy distal 4q
     A rare chromosomal disorder involving the duplication of the end portion of the long arm of chromosome 4. The symptoms are determined by the size and exact location of the duplicated portion....more »
    1991. Chromosome 4, trisomy 4p
     A rare chromosomal disorder where a portion of chromosome four is duplicated so there is three copies of it instead of the normal two....more »
    1992. Chromosome 4, trisomy 4q
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 4 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    1993. Chromosome 4, trisomy 4q25 qter
     A rare chromosomal disorder involving the duplication of a portion of the long arm of chromosome 4....more »
    1994. Chromosome 4p deletion syndrome
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 4 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    1995. Chromosome 4p15 deletion syndrome
     A rare chromosomal disorder where part of the short arm (p15) of chromosome 4 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    1996. Chromosome 4p15-16 deletion syndrome
     A rare chromosomal disorder where part of the short arm (p15-16) of chromosome 4 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    1997. Chromosome 4q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 4 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    1998. Chromosome 5, Trisomy 5p
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 5 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    1999. Chromosome 5, trisomy 5pter p13 3
     A rare chromosomal disorder characterized by cortico-adrenal hypoplasia, mental retardation, seizures and a blood abnormality....more »
    2000. Chromosome 5, trisomy 5q
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 5 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    2001. Chromosome 5p duplication syndrome
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 5 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    2002. Chromosome 5p tetrasomy syndrome
     A rare chromosomal disorder where there are four copies of the short arm (p) of chromosome 5 rather than the normal two copies....more »
    2003. Chromosome 5q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 5 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    2004. Chromosome 6 Ring
     A rare chromosomal disorder where the ends of chromosome 6 have been deleted and the two broken ends have rejoined to form a ring shape resulting in a range of symptoms determined by the size of the genetic deletion....more »
    2005. Chromosome 6 ring syndrome
     A rare chromosomal disorder where the ends of chromosome 6 have been deleted and the two broken ends have rejoined to form a ring shape resulting in a range of symptoms determined by the size of the genetic deletion....more »
    2006. Chromosome 6, monosomy 6p23
     A very rare chromosomal disorder characterized by various abnormalities including mental retardation, facial, finger and toe anomalies as well as heart, skeletal and neurological problems....more »
    2007. Chromosome 6, monosomy 6q
     A rare chromosomal disorder where a part of the long arm (q) of chromosome 6 is deleted resulting in various abnormalities depending on the location and length of missing genetic material....more »
    2008. Chromosome 6, monosomy 6q1
     A rare chromosomal disorder involving the deletion of a portion of the long arm of chromosome 6....more »
    2009. Chromosome 6, partial trisomy 6q
     Partial Trisomy 6q is a very rare genetic disorder where there are three copies of a portion of chromosome 6 in the cells of the body instead of the normal two. The range and severity of symptoms is variable....more »
    2010. Chromosome 6, trisomy 6p
     A very rare chromosomal disorder where a part of the short arm (p) of chromosome 6 is duplicated resulting in various abnormalities depending on the location and length of missing genetic material....more »
    2011. Chromosome 6, trisomy 6q
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 6 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    2012. Chromosome 6p deletion syndrome
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 6 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    2013. Chromosome 6pter-p24 Deletion Syndrome
     A rare genetic syndrome characterized by deletion of genetic material in the chromosomal region 6pter-p24....more »
    2014. Chromosome 6q deletion syndrome
     A rare chromosomal disorder where a part of the long arm (q) of chromosome 6 is deleted resulting in various abnormalities depending on the location and length of missing genetic material....more »
    2015. Chromosome 6q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 6 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    2016. Chromosome 7 ring syndrome
     A rare chromosomal disorder where the ends of chromosome 7 have been deleted and the two broken ends have rejoined to form a ring shape resulting in a range of symptoms determined by the size of the genetic deletion....more »
    2017. Chromosome 7, Partial Deletion of Short Arm
     A rare chromosomal disorder where part of the short arm (p) of chromosome 7 is deleted resulting in various abnormalities which are determined by the size and location of the deleted portion....more »
    2018. Chromosome 7, monosomy 7q21
     A rare chromosomal disorder characterized by mental retardation, short stature, facial anomalies and muscle and distal limb abnormalities....more »
    2019. Chromosome 7, monosomy 7q3
     A very rare chromosomal disorder involving a deletion of material from chromosome 7 at a location known as q3 which results in a wide range of abnormalities....more »
    2020. Chromosome 7, partial monosomy 7p
     A rare chromosomal disorder where part of the short arm (p) of chromosome 7 is deleted resulting in various abnormalities which are determined by the size and location of the deleted portion....more »
    2021. Chromosome 7, terminal 7p deletion
     A rare chromosomal disorder where there is one copy of the end of the short arm (p) of chromosome 7 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material deleted....more »
    2022. Chromosome 7, trisomy 7p
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 7 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    2023. Chromosome 7, trisomy 7p13 p12 2
     A rare chromosomal disorder where duplication of a portion of chromosome 7 causes various abnormalities such as short stature and mental retardation....more »
    2024. Chromosome 7, trisomy 7q
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 7 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    2025. Chromosome 7, trisomy mosaic
     A very rare chromosomal disorder where there is an extra copy of chromosome 7 in some of the body's cells. Most cases with this chromosomal abnormality have no clinical symptoms. The presence of abnormalities in some cases is dependent on which body cells...more »
    2026. Chromosome 7p deletion syndrome
     A rare chromosomal disorder where part or all of the short arm (p) of chromosome 7 is deleted resulting in various abnormalities which are determined by the size of the deleted portion....more »
    2027. Chromosome 7p duplication syndrome
     A rare chromosomal disorder where there are three copies of all or part of the short arm (p) of chromosome 7 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material duplicated....more »
    2028. Chromosome 7q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 7 which results in various abnormalities depending on the size and location of the portion of duplicated genetic material....more »
    2029. Chromosome 7q partial deletion
     A rare chromosomal disorder involving deletion of the long arm (q) of chromosome 7 which results in various abnormalities depending on the size and location of the portion of deleted genetic material....more »
    2030. Chromosome 8 deletion
     A rare chromosomal disorder where there is only one copy of the genetic material of part of chromosome 8 rather than the normal two which results in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location...more »
    2031. Chromosome 8 recombinant syndrome
     A rare recombinant chromosomal disorder involving chromosome 8 which results in various abnormalities....more »
    2032. Chromosome 8 ring
     A rare chromosomal disorder involving chromosome 8 which causes various abnormalities such as mental retardation, ureter anomalies, finger defects and facial dysmorphism....more »
    2033. Chromosome 8 trisomy syndrome
     A rare chromosomal disorder where there are three copies of chromosome 8 rather than the normal two which results in various abnormalities....more »
    2034. Chromosome 8, Monosomy 8p2
     A rare chromosomal disorder where there is one copy of part of the short arm (p) of chromosome 8 rather than the normal two. The type and severity of symptoms is determined by the location and size of the genetic material deleted....more »
    2035. Chromosome 8, monosomy 8p
     A rare chromosomal disorder involving deletion of genetic material from the short arm (p) of chromosome 8 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that ...more »
    2036. Chromosome 8, monosomy 8p23.1
     A rare chromosomal disorder involving the deletion of a portion of the short arm of chromosome 8. The symptoms are determined by the size and exact location of the deleted portion....more »
    2037. Chromosome 8, monosomy 8q
     A rare chromosomal disorder involving deletion of the long arm (q) of chromosome 8 resulting in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is deleted....more »
    2038. Chromosome 8, mosaic trisomy
     A very rare chromosomal disorder where there is an extra copy of chromosome 8 in some of the body's cells. Some cases with this chromosomal abnormality have no clinical symptoms. The presence of abnormalities in some cases is dependent on which body cells...more »
    2039. Chromosome 8, partial trisomy
     A rare chromosomal disorder where there are three copies of part of chromosome 8 rather than the normal two which results in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material...more »
    2040. Chromosome 8, trisomy
     A rare chromosomal disorder where there are three copies of chromosome 8 rather than the normal two which results in various abnormalities. The type and severity of symptoms varies depending on the amount and exact location of the genetic material that is...more »
    2041. Chromosome 8, trisomy 8p
     A rare chromosomal disorder where the short arm (p) of chromosome 8 is duplicated resulting in three copies instead of two. The type and severity of symptoms depends on the location and length of genetic material duplicated....more »
    2042. Chromosome 8, trisomy 8q
     A rare chromosomal disorder where the long arm (q) of chromosome 8 is duplicated resulting in variable abnormalities depending on the location and length of genetic material deleted....more »
    2043. Chromosome 8p duplication syndrome
     A rare chromosomal disorder where the short arm (p) of chromosome 8 is duplicated resulting in three copies instead of two. The type and severity of symptoms depends on the location and length of genetic material duplicated....more »
    2044. Chromosome 8p inverted duplication syndrome
     A rare chromosomal disorder involving the inverted duplication of the short arm (p) of chromosome 8 resulting in three copies of the genetic material instead of the normal two. The type and severity of symptoms is determined by the location and size of th...more »
    2045. Chromosome 8p mosaic tetrasomy
     A rare chromosomal disorder where a part of the short arm of chromosome 8 is repeated four times in some of the body's cells instead of the normal two resulting in various abnormalities....more »
    2046. Chromosome 8q deletion syndrome
     A rare chromosomal disorder where a part of the long arm (q) of chromosome 8 is deleted resulting in various abnormalities depending on the location and length of missing genetic material....more »
    2047. Chromosome 8q duplication syndrome
     A rare chromosomal disorder where the long arm (q) of chromosome 8 is duplicated resulting in variable abnormalities depending on the location and length of genetic material deleted....more »
    2048. Chromosome 9 inversion or duplication
     A very rare genetic disorder where a portion of chromosome 9 is inverted or duplicated which results in various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic material involved....more »
    2049. Chromosome 9 trisomy syndrome
     A rare chromosomal disorder where there are three copies of chromosome 9 in the body's cells instead of the normal two resulting in various abnormalities....more »
    2050. Chromosome 9, Partial Monosomy 9p
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 9 is missing resulting in various abnormalities. The type and severity of symptoms is determined by the amount of genetic material that is missing....more »
    2051. Chromosome 9, Tetrasomy 9p
     A rare chromosomal disorder where there is four copies of the short arm of chromosome 9 instead of the normal two resulting in various abnormalities....more »
    2052. Chromosome 9, Trisomy 9p (Multiple Variants)
     A rare chromosomal disorder characterized by mental retardation, head and face malformations and various other abnormalities....more »
    2053. Chromosome 9, monosomy 9p
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 9 is missing resulting in various abnormalities....more »
    2054. Chromosome 9, partial trisomy 9p
     A very rare genetic disorder where a portion of the genetic material on the short arm (p) of chromosome 9 is duplicated which results in various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic mate...more »
    2055. Chromosome 9, trisomy
     A rare chromosomal disorder where there are three copies of chromosome 9 in the body's cells 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 genetic m...more »
    2056. Chromosome 9, trisomy 9p
     A rare chromosomal disorder where a portion of the short arm (p) of chromosome 9 is duplicated so there is three copies of it instead of the normal two....more »
    2057. Chromosome 9, trisomy 9q
     A very rare genetic disorder where a portion of the genetic material on the long arm (q) of chromosome 9 is duplicated which results in various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic mater...more »
    2058. Chromosome 9, trisomy 9q32
     A rare chromosomal disorder where duplication of a portion of chromosome 9 causes various abnormalities such as short stature and mental retardation and facial anomalies....more »
    2059. Chromosome 9p deletion syndrome
     A rare genetic disorder where a portion of the genetic material from the short arm of chromosome 9 is missing. The symptoms or severity may vary somewhat between patients....more »
    2060. Chromosome 9p tetrasomy syndrome
     A rare chromosomal disorder where there is four copies of the short arm of chromosome 9 instead of the normal two resulting in various abnormalities....more »
    2061. Chromosome 9q deletion syndrome
     A rare chromosomal disorder where the long arm (q) of chromosome 9 is deleted resulting in variable symptoms....more »
    2062. Chromosome 9q duplication
     A very rare genetic disorder where a portion of the genetic material on the long arm (q) of chromosome 9 is duplicated which results in various abnormalities. The type and severity of symptoms varies depending on the size and location of the genetic mater...more »
    2063. Chromosome 9q duplication syndrome
     A rare chromosomal disorder involving duplication of the long arm (q) of chromosome 9 resulting in various abnormalities....more »
    2064. Chromosome 9q duplication/chromosome 9p deletion syndrome
     A rare chromosomal disorder where part of the long arm (q) of chromosome 9 is duplicated and part of the short arm (p) is deleted resulting in various abnormalities. These chromosomal abnormality occurs in only some of the body's cells (mosaicism)....more »
    2065. Chromosome Xp11.23-p11.22 Duplication syndrome
     A rare syndrome characterized by the association of a large head, lack of hair, scoliosis and a skin anomaly. The reported patients tend to involve parents who were related....more »
    2066. Chromosome diploid-triploid mosaicism syndrome
     A rare chromosomal disorder involving chromosomal duplication, triplication and mosaicism....more »
    2067. Chronic Alcoholism -- Teratogenic Agent
     There is strong evidence to indicate that chronic alcoholism during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of expos...more »
    2068. Chronic 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 »
    2069. Chronic 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 »
    2070. Chronic Fatigue Syndrome
     Severe chronic fatigue disorder often following infection....more »
    2071. Chronic Hepatitis
     Chronic hepatitis is defined as inflammatory disease of the liver lasting for more than six months....more »
    2072. Chronic Hepatitis B
     Chronic form of HepB liver infection....more »
    2073. Chronic Hepatitis C
     Chronic form of Hepatitis C viral liver infection....more »
    2074. Chronic Illness
     Any form of continuing chronic illness....more »
    2075. Chronic Infectious Diarrhoea
     It may be defined as diarrhea caused by an infection of the digestive system by a bacterium, virus, or parasite that results in frequent bowel motions producing excessive amounts of liquidy feces....more »
    2076. Chronic Inflammatory Demyelinating Polyneuropathy
     A rare disorder involving swelling of nerve roots and destruction of the protective layer around nerves. Severe symptoms can take up to a year or more to develop....more »
    2077. Chronic Joint pain
     It is inflammation and infection of one or more joints, which results in pain, swelling, stiffness, and limited movement.....more »
    2078. Chronic Kidney Disease
     Long-term and generally irreversible disease of the kidneys due to infection, obstruction, congenital diseases or generalised diseases causing failure of the kidneys' normal functions....more »
    2079. Chronic Myeloproliferative Disorders
     A group of blood cancers where excessive numbers of blood cells are made by overactive or cancerous bone marrow. The number of excess blood cells tends to grow slowly. Examples of such disorders includes chronic myelogenous leukemia, polycythemia vera and...more »
    2080. Chronic Neutrophilic Leukemia
     A rare form of leukemia characterized by excessive levels of mature neutrophils....more »
    2081. Chronic Pain Syndromes
     Any of a variety of disorders that can cause chronic pain of different types....more »
    2082. Chronic Pesticide poisoning -- xylene
     Xylene is an ingredient used in certain insecticides. Exposure to the chemical can cause a range of symptoms depending on the level and route of exposure. Exposure can occur through inhalation, ingestion, the skin or eyes. Acute exposure involves a exposu...more »
    2083. Chronic Viliuisk Encephaliti
     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 »
    2084. Chronic 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 »
    2085. Chronic Vilyisk 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 »
    2086. Chronic 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 »
    2087. Chronic anemia
     Chronic anemia refers to a low blood cell count that has occurred over a longer period of time rather than suddenly. It is associated with chronic disease processes e.g. kidney disease....more »
    2088. Chronic constipation
     Long term decrease in mass and frequency of bowel motions and difficulty passing bowel motions....more »
    2089. Chronic constrictive pericarditis
    2090. Chronic depression
     Chronic depression is a mental disorder characterized by an all-encompassing low mood accompanied by low self-esteem, and loss of interest or pleasure in normally enjoyable activities and this maybe present for months together....more »
    2091. Chronic interstitial cystitis
    2092. Chronic interstitial nephritis
    2093. Chronic leukemia
     Leukemia in which the cell line is well differentiated, usually B lymphocytes....more »
    2094. Chronic liver disease
     Any form of chronic liver disease...more »
    2095. Chronic myelomonocytic leukemia
     A rare form of malignant bone marrow cancer involving the proliferation of immature precursors of certain blood cells - myelocytes and monocytes. The proliferation is slower than in acute forms of the disease....more »
    2096. Chronic necrotizing vasculitis
     Inflammation and destruction of blood vessel walls which leads to death of associated tissue. Symptoms are determined by the extent and location of the blood vessel inflammation. The inflammation possibly has autoimmune origins. It can occur in condition ...more »
    2097. Chronic orthostatic hypotension
     An excessive drop in blood pressure when the patient stands up causing light-headedness or dizziness....more »
    2098. Chronic renal insufficiency
     Chronic lack of function of the renal system. Kidneys....more »
    2099. Chronic tension headache
     Chronic headache affecting the occiput of the head often due to overwork or stress....more »
    2100. Chronic vitamin A toxicity
     Chronic excessive ingestion of vitamin A can cause symptoms....more »
    2101. Chronophobia
     An exaggerated or irrational fear of time. Prisoners often develop a fear of time passing....more »
    2102. Chudley syndrome 1
     A rare syndrome characterized by mental retardation, obesity, hypogonadism and a distinctive mouth....more »
    2103. Chuifong tokuwan-induced lead poisoning
     Chuifong tokuwan is a folk remedy used mainly by Asian people to arthritis and other pain. 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...more »
    2104. Chylomicron Retention Disease
     A rare condition characterized by the inability of the intestines to absorb fats from the diet which cause failure to thrive in infants....more »
    2105. Chylomicron retention disease with Marinesco-Sjogren syndrome
     A rare condition characterized by abnormal lipid metabolism, vitamin E deficiency, incoordination and short stature....more »
    2106. Cibophobia
     An exaggerated or irrational fear of food....more »
    2107. Ciguatera poisoning
     Rare toxic food poisoning from eating contaminated fish...more »
    2108. Ciliary dyskinesia-bronchiectasis
     A very rare disorder where the cilia fail to move. The cilia are tiny, hair-like structures found in the respiratory and ear passages and help to clear debris and mucus. The lack of ciliary movement can cause a lung disease called bronchiectasis where a b...more »
    2109. Cinderella's stepmother syndrome
     A term used to describe the behaviors that stepmothers display in order to become more accepted by the family....more »
    2110. Cirrhosis of liver
     Chronic liver disease wherein normal liver parenchyma is replaced by fibrous tissue....more »
    2111. Cirrhosis of the liver
     Scarring of the liver from alcohol or other causes....more »
    2112. Cirrhosis, familial
     Liver cirrhosis that is inherited in a familial pattern. The liver scarring (cirrhosis) is not caused by any discernable disease process. The liver becomes progressively scarred and its function is impaired....more »
    2113. Cirrhosis-like flapping tremens
     Asterixis (also called the flapping tremor) is a tremor of the wrist when the wrist is extended (dorsiflexion)....more »
    2114. Citrulline transport defect
     A rare metabolic disorder where citrulline is unable to be transported within the body which affects growth. In one case, a 19 year old had the height and weight of a 6 year old....more »
    2115. Citrullinemia
     Citrullinemia is an inherited urea cycle disorder which causes toxic substances including ammonia to build up in the blood. There are two main subtypes of Citrullinemia (I and II) which are caused by different genetic abnormalities and result in different...more »
    2116. Citrullinemia I, later-onset
     A very rare urea cycle disorder where a lack of the enzyme argininosuccinate synthetase prevents ammonia being turned into urea which can then be excreted in the urine. The build up of ammonia in the body can cause harmful effects. The later-onset form of...more »
    2117. Citrullinemia II
     A very rare urea cycle disorder involving a deficiency of the transport compound called Citrin. Citrin transports aspartate to where the enzyme argininosuccinic acid synthase can combine it with citrulline to make argininosuccinic acid. The deficiency pre...more »
    2118. Clark-Baraitser syndrome
     A very rare syndrome characterized mainly by tallness, large head, mental retardation and various facial anomalies....more »
    2119. Classic childhood ALD
     Classic severe form of ALD in boys....more »
    2120. Classic galactosemia
     Rare serious genetic defect in galactose metabolism....more »
    2121. Classical Hodgkin disease
     Hodgkin's disease is a type of cancer characterized by the abnormal proliferation of a type of white blood cell called lymphocyte. Hodgkin's lymphoma is classified into classical types and nodular lymphocyte predominant type. The nodular form tends to be ...more »
    2122. Classical pyridoxine-dependent seizures
     A form of epilepsy which responds to pyridoxine hydrochloride administration and not to standard anticonvulsant medication....more »
    2123. Claudication pain
     Pain that occurs in the legs when walking or exercising. It is usually the result of circulation problems which affects the flow of blood to the leg muscles. In severe cases, the pain may persist even when the patient is inactive....more »
    2124. Claustrophobia
     Fear of confined or enclosed spaces...more »
    2125. Claviceps purpurea poisoning
     Claviceps purpurea is a type of fungus that can contaminate grains such as rye, wheat, oats and barely. Ingestion of contaminated foods can cause poisoning with the severity of symptoms varying depending on the amount consumed....more »
    2126. Clavicle, pseudoarthrosis of, congenital
     A rare congenital condition where the collarbone doesn't develop normally....more »
    2127. Clayton-Smith Donnai syndrome
     A very rare syndrome characterized by scaly skin and facial and finger anomalies....more »
    2128. Cleft lip -- palate -- abnormal thumbs -- microcephaly
     A very rare syndrome characterized by a small head, thumb abnormalities and a cleft lip and palate....more »
    2129. Cleft lip -- palate -- mental retardation -- corneal opacity
     A very rare syndrome characterized mainly by mental retardation, cleft lip and palate and cloudy corneas....more »
    2130. Cleft lip palate -- deafness -- sacral lipoma
     A very rare syndrome characterized mainly by an opening in the palate and lip, deafness and a lipoma in the end portion of the spine....more »
    2131. Cleft lip palate pituitary deficiency
     A very rare disorder characterized by a cleft lip and palate as well as deficient pituitary gland activity which affects hormone levels. The clefts and the pituitary abnormality are considered to be midline defects....more »
    2132. Cleft palate -- cardiac defect -- genital anomalies -- ectrodactyly
     A very rare syndrome characterized by variable symptoms including cleft palate, heart defects, genital anomalies and hand and foot malformations....more »
    2133. Cleft palate -- coloboma -- deafness
     A genetic disorder characterized by a combination of features including cleft palate, coloboma and deafness....more »
    2134. Cleft palate -- short stature -- vertebral anomalies
     A very rare syndrome characterized by a cleft palate, short stature and abnormalities of the vertebrae in the spine....more »
    2135. Clefting -- ectropion -- conical teeth
     A rare birth syndrome characterized by cleft lip and palate, cone-shaped teeth and everted lower eyelids....more »
    2136. Cleidocranial dysplasia
     A rare genetic disorder characterized by collarbone defects, late ossification of cranial sutures and delayed tooth eruption....more »
    2137. Cleidorhizomelic syndrome
     A very rare inherited syndrome mainly involving skeletal abnormalities....more »
    2138. Cleptophobia
     An exaggerated or irrational fear of thieves or of being robbed by thieves....more »
    2139. Climbing Onion poisoning
     The Climbing onion is an unusual plant with many small branching, green, leafless stems and small whitish-green flowers. The plant originated in Africa and is often used as an ornamental house or garden plant. The plant contains a chemical (cardiac glycos...more »
    2140. Clinophobia
     An exaggerated or irrational fear of going to bed....more »
    2141. Clomipramine Toxicity
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    2142. Clostridium perfringens food poisoning
     Common type of food poisoning....more »
    2143. Clupeotoxism
     A potentially fatal condition caused by eating fish such as herrings and anchovies from the Clupeidae family of fish. Severe poisoning can result in death within half an hour of ingestion. Outbreaks have been reported in the Caribbean Sea and the Indian-P...more »
    2144. Cnidophobia
     An exaggerated or irrational fear of insect stings....more »
    2145. Coarse face -- hypotonia -- constipation
     A very rare syndrome characterized by coarse facial features, poor muscle tone and constipation....more »
    2146. Coastal leucothoe poisoning
     The coastal leucothoe is an evergreen shrub which bears small clusters of bell-shaped, white flowers in the apex of the leaves. It also bears small capsulated fruit. The leaves and flower nectar contain a chemical called andromedotoxin which is very toxic...more »
    2147. Cobalamin malabsorption, selective, with proteinuria
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    2148. Cobalt allergy
     Cobalt chloride allergy usually refers to an allergic response to cobalt which is found in things such as belt buckles, buttons, zips and wet cement. Symptoms usually occur when the article comes into contact with the skin and hence usually results in ski...more »
    2149. Cobra poisoning
     The Cobra is a poisonous snake which can be found in Africa, Asia and other parts of the world. Some cobras are able to spit venom into the victims eye and cause serious symptoms....more »
    2150. Cocaine -- Teratogenic Agent
     There is evidence to indicate that exposure to Cocaine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure an...more »
    2151. Cocaine abuse
     Stimulant drug with various effects...more »
    2152. Cocaine addiction
     An uncontrollable desire to use cocaine on a regular basis. Chronic cocaine use can lead to dependency in as little as two weeks. Frequent use leads to an increased tolerance to the drug so higher and higher doses are required to achieve the desired eupho...more »
    2153. Cocaine overdose
     Cocaine is an illegal and highly addictive recreational drug. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    2154. Cocaine withdrawal
     Symptoms that occur when cocaine use is discontinued or reduced. Symptoms may vary depending on the level of dependence....more »
    2155. Cocaine-induced hypertension
     Cocaine-induced hypertension is high blood pressure caused by use of cocaine. Patients with an existing history of hypertension may suffer further blood pressure increases while taking cocaine and this can be serious. Severity of symptoms varies amongst p...more »
    2156. Coccidioidomycosis
     An infectious disease caused by a fungus called Coccidioides immitis which is found in the soil. Transmission usually occurs through inhalation but can rarely occur through the skin. Very rarely, infection can spread throughout the body to involve the ski...more »
    2157. Cochleosaccular degeneration of the inner ear and progressive cataracts
     A very rare syndrome characterized by cataracts and progressive damage of certain inner ear structures (cochlea and saccule) which results in progressive deafness and vision problems....more »
    2158. Cockayne syndrome
     A rare genetic disorder characterized by a senile-like appearance, hearing and vision impairment and sun sensitive skin....more »
    2159. Cockayne syndrome type 1
     A rare inherited condition characterized by short stature, light sensitivity and a prematurely aged appearance. Type 1 is an early-onset form and involves progressive symptoms that usually start after 1 year of age....more »
    2160. Cockayne syndrome type 2
     A rare inherited condition characterized by severely impaired neurological development. Type 2 is a congenital form of the disorder and symptoms are apparent from birth....more »
    2161. Cockayne syndrome type 3
     A rare inherited condition characterized by short stature, light sensitivity and a prematurely aged appearance. Type 3 is a late onset form of the disorder and symptoms occur in late childhood and tend to be mild....more »
    2162. Cocky Apple stinging caterpillar poisoning
     Contact with the poisonous hairs or spines of the Cocky Apple stinging caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    2163. Coconut crab poisoning
     The coconut crab is commonly found and eaten as a delicacy in the Indo-Pacific region. These crabs can contain toxic chemicals which can cause severe poisoning in humans if eaten. The toxicity of these crabs is believed to be derived from the ingestion of...more »
    2164. Codeine overdose
     Codeine is a prescription drug mainly used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    2165. Codeine withdrawal
     Symptoms that occur when Codeine use is discontinued or reduced. Codeine is a sedative pain-killer. Symptoms may vary depending on the level of dependence....more »
    2166. Coenzyme Q 10 (CoQ10), deficiency
     A rare inherited disorder characterized by the deficiency of Coenzyme Q 10. The range and severity of symptoms is variable....more »
    2167. Coenzyme Q cytochrome c reductase deficiency of
     A rare genetic defect where an enzyme deficiency (CoQ-Cytochrome C reductase) disrupts cellular processes. Any of a variety of the components of the enzyme may be missing or defective and hence the clinical presentation and severity may vary. The deficien...more »
    2168. Coffin syndrome 1
     A rare inherited syndrome characterized mainly by spasticity, seizures, congenital heart defects, short stature and delayed mental and motor development....more »
    2169. Coffin-Lowry syndrome
     A rare genetic disorder characterized by down slanting space between eyelids, bulbous nose, soft hands and tapering fingers....more »
    2170. Coffin-Siris Syndrome
     A rare genetic disorder characterized by underdeveloped or absent fifth finger and toenails and coarse facial features....more »
    2171. Cohen Syndrome
     A rare genetic disorder characterized by reduced muscle tone, obesity and prominent front teeth....more »
    2172. Cohen-Hayden syndrome
     A very rare syndrome characterized mainly by mental retardation, eye defect and various growth abnormalities of the bone, skin and head....more »
    2173. Coitophobia
     An exaggerated or irrational fear of sexual intercourse....more »
    2174. Colavita-Kozlowski syndrome
     A very rare syndrome characterized by dwarfism and resulting in death at birth or in the weeks following birth....more »
    2175. Colchicine poisoning
     Ingestion of toxic quantities of colchicines. Colchicine is primarily used as a medicinal theapy for conditions such as gout and familial Mediterranean fever, scleroderma, secondary amyloidosis and pericarditis. The chemical is a natural chemical found in...more »
    2176. Cold & Flu
    2177. Cold Autoimmune Hemolytic Anemia
     Cold autoimmune hemolytic anemia is a condition where the body's immune system triggers the production of antibodies against the body's own red blood cells. The red cells are destroyed at an abnormally rapid rate which leads to anemia. Cold haemolytic ane...more »
    2178. Cold antibody hemolytic anemia
     A rare autoimmune condition where the body's defense system attacks and destroys red blood cells. The onset of the condition is triggered by temperatures 30°C or lower....more »
    2179. Cold-induced sweating syndrome 2
     A rare disorder characterized mainly by the inability to sweat in hot weather and excessive sweating on exposure to cold weather....more »
    2180. Coleman Randall syndrome
     A rare condition (one reported case) characterized by deafness, underdeveloped gonads, pili torti and a deficiency of growth and luteinizing hormone....more »
    2181. Collagenopathy, type 2 alpha 1
     Collagenopathy, type 2 alpha 1refers to a wide range of conditions that can result from problems with cartilage collagen tissue due to a defect in the COL2A1 gene. Defects in the COL2A1 gene result in defective or reduced collagen production which in turn...more »
    2182. Collagenous celiac disease
     Collagenous celiac disease is used to describe progressive celiac disease characterized by the presence of a layer of collagen (scarring) in the intestinal layers. This form of celiac disease usually fails to respond to treatments such as gluten-free diet...more »
    2183. Collins-Dennis-Clarke-Pope Syndrome
     A very rare condition characterized by congenital hip dislocation, flattened facial appearance and congenital heart defects....more »
    2184. Collins-Pope syndrome
     A very rare syndrome characterized by a dislocated hip, increased finger flexibility and facial anomalies....more »
    2185. Collins-Sakati syndrome
     A very rare syndrome characterized mainly by a short, broad toe and a large head....more »
    2186. Coloboma porencephaly hydronephrosis
     A rare syndrome characterized by the presence of a coloboma of the eye (absence of portion of the eye structure), kidney problems and a brain anomaly (porencephaly)....more »
    2187. Coloboma uveal with cleft lip palate and mental retardation
     A very rare syndrome characterized by a cleft lip and palate, mental retardation and a gap or hole in the iris or uvea of the eye (iris or uveal coloboma)....more »
    2188. Coloboma, cleft lip/palate and mental retardation syndrome
     A very rare syndrome characterized by a cleft lip and palate, mental retardation and a gap or hole in the iris or uvea of the eye (iris or uveal coloboma)....more »
    2189. Colobomatous microphthalmia -- heart disease -- hearing loss
     A very rare syndrome characterized by small eyes, heart disease and hearing loss....more »
    2190. Colon Cancer, Familial
     A genetic condition characterized by the development of adenomatous polyps mainly in the colon and rectum. There may be hundreds or thousands of polyps and these polyps have a predisposition for becoming cancerous....more »
    2191. Colon conditions
     Any condition affecting the colon...more »
    2192. Colorado tick encephalitis
     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 »
    2193. Colorectal Cancer, Susceptibility to, 1
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2194. Colorectal Cancer, Susceptibility to, 10
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2195. Colorectal Cancer, Susceptibility to, 11
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2196. Colorectal Cancer, Susceptibility to, 2
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2197. Colorectal Cancer, Susceptibility to, 3
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2198. Colorectal Cancer, Susceptibility to, 4
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2199. Colorectal Cancer, Susceptibility to, 5
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2200. Colorectal Cancer, Susceptibility to, 6
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2201. Colorectal Cancer, Susceptibility to, 7
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2202. Colorectal Cancer, Susceptibility to, 8
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2203. Colorectal Cancer, Susceptibility to, 9
     Colorectal cancer refers to cancer of the colon (bowel) or cancer of the rectum, depending on the region affected. It is an under-diagnosed condition because it has no early symptoms. Even when symptoms occur, both the symptoms and the diagnostic tests re...more »
    2204. Colorectal Polyps
     Polyp growths in the colon or rectum....more »
    2205. Colorectal adenomatous polyposis, recessive
     A genetic condition characterized by the development of adenomatous polyps mainly in the colon and rectum. There may be hundreds or thousands of polyps and these polyps have a predisposition for becoming cancerous....more »
    2206. Colorectal cancer
     Cancer of the colon (bowel) or rectum....more »
    2207. Colpocephaly
     A rare brain malformation that is present at birth. The cavities present at the back of the brain are larger than normal as the brain tissue has failed to develop normally to fill some of the space. Severity of symptoms are variable depending on the degre...more »
    2208. Combarros Calleja Leno syndrome
     A rare disorder characterized by the association of glaucoma at birth with a form of ataxia....more »
    2209. Combat stress reaction
     A term used in the military which refers to behaviors that result from the stress of fighting in a war....more »
    2210. Combined oxidative phosphorylation deficiency 5
     An inherited mitochondrial disorder which starts before birth and usually results in death within months of birth....more »
    2211. Combined pituitary hormone deficiency, non acquired, non syndromic
     Deficiency of more than one pituitary hormone not associated with any other malformations or abnormalities. The condition may be due to a genetic defect or the result of tumors, surgery or radiation therapies. Symptoms can vary considerable depending on w...more »
    2212. Comel-Netherton Syndrome
     A rare inherited condition characterized by abnormally formed hair shafts and a skin condition involving scaling and redness of the skin. Patients are also predisposed to developing allergic conditions such as asthma and eczema and food allergies. The sev...more »
    2213. Cometophobia
     An exaggerated or irrational fear of comets....more »
    2214. Common Variable Immunodeficiency
     An immunodeficiency disorder involving low blood gamma globulin levels which results in an increased susceptibility to infections. The condition may be inherited or can be caused by certain drugs (levamisole, hydantoin and carbamazepine)....more »
    2215. Common Woolly Bear moth caterpillar poisoning
     Contact with the poisonous hairs or spines of the Common Woolly Bear moth caterpillar can cause skin rashes or even a hypersensitivity reaction in some cases....more »
    2216. Common migraine
     Migraine headaches are recurrent headaches that may be unilateral or bilateral. Migraine headaches may occur with or without a prodrome. The aura of a migraine may consist of neurologic symptoms, such as dizziness, tinnitus, scotomas, photophobia, or visu...more »
    2217. Common peroneal nerve dysfunction
     A condition resulting from damage to the peroneal nerve which branches from the sciatic nerve and allows for movement and sensation in the lower legs and feet. Damage to the nerve can be caused by knee injury or trauma, lower leg bone fracture, constricti...more »
    2218. Complete Trisomy 18 syndrome
     Complete Trisomy 18 syndrome is the most severe form of Edwards syndrome and involves an extra copy of chromosome 18 in all of the body cells. This severe form causes mental retardation and numerous physical defects that often cause death before birth or ...more »
    2219. Complex 1 mitochondrial respiratory chain deficiency
     A rare genetic defect where an enzyme deficiency (NADH CoQ) disrupts cellular processes and causes various organic acid disorders. Any of a variety of the components of the enzyme may be missing or defective and hence the clinical presentation and severit...more »
    2220. Complex 2 mitochondrial respiratory chain deficiency
     A rare genetic defect where an enzyme deficiency (succinate CoQ reductase) disrupts cellular processes. The deficiency may result variable symptoms and condition including conditions such as Leigh's syndrome, myopathy and Kearns-Sayre syndrome....more »
    2221. Complex 4 mitochondrial respiratory chain deficiency
     A very rare inherited metabolic disorder where the body doesn't have enough of an enzyme called enzyme cytochrome C oxidase (COX or Complex IV) which is needed in the process of energy production by body cells. There are two subtypes: the benign infantile...more »
    2222. Complex 4 mitochondrial respiratory chain deficiency, benign infantile myopathy
     A very rare inherited metabolic disorder where the body doesn't have enough of an enzyme called enzyme cytochrome C oxidase (COX or Complex IV) which is needed in the process of energy production by body cells. The deficiency generally only affects the mu...more »
    2223. Complex 4 mitochondrial respiratory chain deficiency, fatal infant myopathy type
     A very rare inherited metabolic disorder where the body doesn't have enough of an enzyme called enzyme cytochrome C oxidase (COX or Complex IV) which is needed in the process of energy production by body cells. The fatal infant type generally affects the ...more »
    2224. Complex 5 mitochondrial respiratory chain deficiency
     A rare genetic defect where an enzyme deficiency (ATP synthetase) disrupts cellular processes. Any of a variety of the components of the enzyme may be missing or defective and hence the clinical presentation and severity may vary. The deficiency may resul...more »
    2225. Complex partial seizure
     A complex seizure is an electrical disturbance that originates in only one part of the brain and resulting in symptoms related to the body functions or parts that are controlled by that part of the brain. Partial seizures where the patient has altered con...more »
    2226. Complex partial seizure disorder
     Complex partial seizure disorder is an electrical disturbance that originates in only one part of the brain and resulting in symptoms related to the body functions or parts that are controlled by that part of the brain. Partial seizures where the patient ...more »
    2227. Compulsive face picking
     A form of obsessive compulsive disorder where a person compulsively picks at the skin on their own face. Sufferers can feel the pain they inflict on themselves but the feelings of gratification and stress relief prevent them from stopping. The severity an...more »
    2228. Computer addiction
     Computer addiction refers to the excessive amounts of time spent on the computer. The preoccupation can cause problems with relationships and even with work performance. The time spent on the computer does not refer to work-related activities....more »
    2229. Concentration camp survivor syndrome
     A type of post-traumatic stress disorder that is seen in people who have surveved abuse in concentration camps....more »
    2230. Concussion
     Brain injury causing loss of consciousness and bruising of the brain...more »
    2231. Conduct Disorder
     Behavioral disorder with antisocial behaviors...more »
    2232. Cone rod dystrophy -- amelogenesis imperfecta
     A rare genetic disorder characterized by degeneration of parts of the eye that absorb light (cone rod dystrophy) as well as teeth abnormalities....more »
    2233. Cone shell poisoning
     A number of species of cone shells are capable of envenomating humans. The toxin is a neurotoxin and thus primarily affects the nervous system. Cone shells are found mainly in shallow waters of the Indian and Pacific oceans. The toxicity varies amongst sp...more »
    2234. Congenital Disorder of Glycosylation, Type 1n
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1N has a defect in the RFT1 gene which results in decreased activity of an enzyme called dolichol-...more »
    2235. Congenital Disorder of Glycosylation, Type 1o
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1O has a defect in the DPM3 gene which results in decreased activity of an enzyme called dolichol-...more »
    2236. Congenital Disorders of Glycosylation Type Ia
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1A involves a phosphomannomutase enzyme defect and affects most body systems especially the nervou...more »
    2237. Congenital Gigantism with Skeletal Dysplasia
     A rare syndrome characterized mainly by the association of a large size at birth with various skeletal anomalies....more »
    2238. Congenital Hemidysplasia with Ichthyosiform erythroderma and Limbs Defects
     A rare genetic disorder characterized by unilateral hypomelia, underdeveloped skin and heart defects....more »
    2239. Congenital Muscular Dystrophy
     Muscle weakness and wasting that starts at birth or around the time of birth. The severity and extent of muscle involvement is greatly variable....more »
    2240. Congenital Myasthenia Gravis
     Myasthenia gravis is a chronic neuromuscular disease which usually results from autoimmune dysfunction. Congenital myasthenia gravis however results from a genetic defect. Symptoms tend to become worse during the day with activity and improve after rest o...more »
    2241. Congenital SMA with arthrogryposis
     Type of SMA (genetic motor neuron disease) appearing from birth...more »
    2242. Congenital Toxoplasmosis
     Fetal infection with toxoplasmosis....more »
    2243. Congenital Vitamin B12 Malabsorption
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    2244. Congenital adrenal hyperplasia (CAH)
     A group of disorder that occur when there is a problem in the process of making adrenal corticosteroids....more »
    2245. Congenital adrenal hyperplasia -- non-classical form
     A late onset form of congenital adrenal hyperplasia where insufficient adrenal corticosteroids are produced by the body due to the deficiency of a particular chemical. The severity of symptoms varies from person to person and onset may occur as early as c...more »
    2246. Congenital aplastic anemia
     A genetic disorder where the bone marrow does not produce enough blood cells. Fanconi's anemia is an example of congenital aplastic anemia....more »
    2247. Congenital benign spinal muscular atrophy dominant
     A very rare syndrome characterized by non-progressive muscle weakness that affects mainly the legs....more »
    2248. Congenital brain dysgenesis due to glutamine synthetase deficiency
     A rare genetic metabolic disorder characterized by a deficiency of the glutamine synthase enzyme. This results in a lack of glutamine in the serum, urine and brain and spinal fluid. The condition results in severe brain malformations and infant death with...more »
    2249. Congenital disorder of Glycosylation 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 »
    2250. Congenital disorder of glycosylation type 1/IIX
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type I/IIX refers to cases where the specific abnorma...more »
    2251. Congenital disorder of glycosylation type 1A
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1A involves a phosphomannomutase enzyme defect and affects most body systems especially the nervou...more »
    2252. Congenital disorder of glycosylation type 1C
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1C has a ?1,3-glucosyl-transferase enzyme defect....more »
    2253. Congenital disorder of glycosylation type 1D
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1D has a ?1,3-Mannosyl transferase enzyme defect....more »
    2254. Congenital disorder of glycosylation type 1E
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1E has a Dol-P-Man synthase enzyme defect....more »
    2255. Congenital disorder of glycosylation type 1F
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type IF is caused by a defect on chromosome 17p13.1-p...more »
    2256. Congenital disorder of glycosylation type 1G
     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 IG is caused by a defect on chromosome 22q13.33 ...more »
    2257. Congenital disorder of glycosylation type 1I
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type Ii is caused by a defect on chromosome 9q22 and ...more »
    2258. Congenital disorder of glycosylation type 1J
     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 Ij is caused by a defect on chromosome 11q23.3 a...more »
    2259. Congenital disorder of glycosylation type 1K
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type Ik is caused by a defect on chromosome 16p13.3 a...more »
    2260. Congenital disorder of glycosylation type 1L
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type Il is caused by a defect on chromosome 11q23 and...more »
    2261. Congenital disorder of glycosylation type 1M
     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 Im is caused by a defect on chromosome 9q34.11 a...more »
    2262. Congenital disorder of glycosylation type 1X
     Congenital disorder of glycosylation is a rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1X also involves thrombocytopenia with normal levels of phospho...more »
    2263. Congenital disorder of glycosylation type 2A
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 2A has a GlcNAc transferase 2 enzyme defect....more »
    2264. Congenital disorder of glycosylation type 2B
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 2B has glucosidase I enzyme defect....more »
    2265. Congenital disorder of glycosylation type 2C
     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 2c is caused by a defect on chromosome 11p11.2 a...more »
    2266. Congenital disorder of glycosylation type 2D
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 2d is caused by a defect on chromosome 9p13 and ...more »
    2267. Congenital disorder of glycosylation type 2E
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 2e is caused by a defect on chromosome 16p and i...more »
    2268. Congenital disorder of glycosylation type 2G
     Congenital disorders of glycosylation is a group of very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type IIg is caused by a defect on chromosome 17q25.1 ...more »
    2269. Congenital disorder of glycosylation type 2H
     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 IIh is caused by a defect on chromosome 16q22.1 ...more »
    2270. Congenital disorder of glycosylation type IIH
     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 IIh is caused by a defect on chromosome 16q22.1 ...more »
    2271. Congenital disorder of glycosylation type X -- Bombay blood group phenotype
     A rare inherited disorder characterized by abnormal neutrophil functioning which reduces the body's immunity. The abnormal neutrophils are unable to be transported to sites of infection due to their inability to adhere to certain blood vessel components w...more »
    2272. Congenital disorder of glycosylation type X -- leukocyte adhesion deficiency syndrome type II phenotype
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type X has an unknown enzyme defect....more »
    2273. Congenital disorder of glycosylation, type In
     A very rare inherited metabolic disorder where defective carbohydrate compounds are attached to glycoproteins and thus impairing glycoprotein function. Type 1n involves a defect in the RFT1 gene and is characterized mainly by enlarged liver, seizures, dev...more »
    2274. Congenital fiber type disproportion
     A rare inherited disease involving abnormalities in the growth of type I muscle fibers....more »
    2275. Congenital heart defects
     Heart defects that a baby is born with....more »
    2276. Congenital heart disease -- radio ulnar synostosis -- mental retardation
     A very rare syndrome characterized mainly by heart disease at birth, fusion of forearm bones and mental retardation....more »
    2277. Congenital heart disease, ptosis, hypodontia, craniosynostosis
     A rare birth syndrome characterized by heart disease, droopy eyelids, missing teeth and premature fusion of skull bones....more »
    2278. Congenital hepatic porphyria
     A rare congenital disorder where there is an excess of porphyrin (pigments) in the body. The liver is responsible for making porpyrins....more »
    2279. Congenital herpes simplex
     An infant born with a herpes simplex infection transmitted through the mother. The infection may be localized or involve various internal organs and even the central nervous system in which case death can occur....more »
    2280. Congenital hypomyelination neuropathy
     A rare neurological disorder that is apparent at birth and is characterized by breathing difficulty and muscle problems....more »
    2281. Congenital hypoparathyroidism, seizures, growth and mental retardation and unusual facies
     A rare syndrome characterized mainly by growth and mental retardation, seizures, unusual facial appearance and congenital hypoparathyroidism....more »
    2282. Congenital hypothyroidism
     A condition in infancy or early childhood due to an in-utero deficiency of thyroid hormones that can be caused by genetic or environmental factors, such as thyroid dysgenesis or hypothyroidism in infants of mothers treated with thiouracil during pregnancy...more »
    2283. Congenital ichthyosis, microcephalus, quadriplegia
     A rare birth disorder characterized by scaly skin, small head and paralysis of legs and arms....more »
    2284. Congenital lactase deficiency
     A congenital metabolic disorder where a deficiency of an enzyme called lactase impairs the body's ability to digest milk and other products that contain lactose. Symptoms tend to occur soon after consuming such products. The severity of symptoms depends o...more »
    2285. Congenital malaria
     Fetal infection with malaria....more »
    2286. Congenital megalo-ureter
     A birth defect where the ureter is abnormally dilated due to a structural obstruction of the end portion of the ureter....more »
    2287. Congenital muscular dystrophy syringomyelia
     A very rare disorder characterized by muscle weakness and wasting from birth, a severely deformed spine and syringomyelia (cyst in the spinal cord)....more »
    2288. Congenital myasthenic syndromes
     A group of genetic condition characterized by abnormal neuromuscular signals. Symptoms tend to become worse with exertion....