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Symptom Checker » Heartburn » Myoclonus
 

Heartburn and Myoclonus
Symptom Checker

Results: Causes of Heartburn AND Myoclonus

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

Results: 369 causes of Heartburn OR Myoclonus

    1. ACTH -- Teratogenic Agent
     Experimental studies on mice indicate that the use of ACTH during pregnancy may cause various harmful effects on the fetus. The likelihood and severity of symptoms may be affected by the level of exposure and the stage of pregnancy that the exposure occur...more »
    2. Achalasia
     A rare motor disorder of the esophagus characterized by inability of the lower esophageal sphincter and esophageal muscle to relax as well as dilation of the esophagus....more »
    3. Achlorhydria
     A deficiency of hydrochloric acid in the digestive juices in the stomach. The resulting high pH prevents normal food digestion. The abnormality may be caused by such things as pernicious anemia, autoimmune thyroid disease and chronic gastritis....more »
    4. Acid reflux / heartburn
    5. Acute Gastritis
     Sudden onset, generally short-lived infection of the gastrointestinal tract causing vomiting; may be due to infective causes (viruses, bacteria or protozoa), or due to drug toxicity and irritation...more »
    6. Adrenal insufficiency
     Where there is insufficient secretion of hormones secreted from the adrenal glands...more »
    7. Alcohol Withdrawal
     Symptoms that occur when alcohol consumption is discontinued or reduced. Symptoms may vary depending on the level of dependence....more »
    8. Alcohol abuse
     Excessive use of alcohol ranging from binge drinking to severe alcoholism...more »
    9. Allergenic cross-reactivity
     Studies have indicated that a significant number of people with certain allergies will also have allergic responses to other allergens which have a similar protein. For example patients allergic to birch pollen will often have allergies to plant foods suc...more »
    10. Alpers Syndrome
     A rare syndrome characterized by liver disease, seizures and progressive, episodic psychomotor retardation....more »
    11. Alzheimer's Disease
     Dementia-causing brain disease mostly in seniors and the elderly....more »
    12. Amantadine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amantadine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of e...more »
    13. Amebiasis
     An intestinal infection caused by a parasitic amebic organism. It is usually associated with poor sanitation....more »
    14. Aminophyllin -- Teratogenic Agent
     Experimental studies on rats indicate that the use of Aminophyllin during pregnancy may cause various harmful effects on the fetus. The likelihood and severity of symptoms may be affected by the level of exposure and the stage of pregnancy that the exposu...more »
    15. Amlodipine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Amlodipine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of e...more »
    16. Angina
     A special type of chest pain....more »
    17. Anisakiasis
     Intestinal infection by a parasitic worm (Anisakidae). Infection usually occurs by eating seafood infected with the larvae....more »
    18. Ankylostomiasis
     A parasitic intestinal infection caused by a hookworm called Ancylostoma duodenale or Necator americanus. Infection usually occurs when larva enter a break in the skin and then travel throughout the body until the reach the intestines....more »
    19. Anoxia
     Lack of oxygen to the body's tissues....more »
    20. Anxiety
     A feeling of apprehension, and fear without apparent stimulus that is associated sometime with somatic responses...more »
    21. 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 »
    22. 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 »
    23. Asbestosis
     Lung condition from asbestos exposure...more »
    24. Aspirin -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Aspirin 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 »
    25. Asthma
     Repeated attacks of breathing difficulty....more »
    26. 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 »
    27. Atorvastatin -- Teratogenic Agent
     There is strong evidence to indicate that exposure to Atorvastatin 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 »
    28. 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 »
    29. 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 »
    30. 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 »
    31. Barrett syndrome
     Barrett's syndrome refers to cellular changes in the lower portion of the oesophagus as a result of chronic reflux. The changes in the cells of the esophagus can lead to cancer of the esophagus (adenocarcinoma)....more »
    32. Barrett's esophagus
     Damage to the cells lining the esophagus usually from refluxed acid....more »
    33. Barrett's oesophagus
     Barrett's esophagus is a disorder in which the lining of the esophagus is damaged. The damage is caused by stomach acid that leaks back into the esophagus. This leakage of acid is commonly known as "heartburn" (gastroesophageal reflux)....more »
    34. 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 »
    35. Besnier-Boeck-Schaumann disease
     A rare disease where inflammatory granular nodules form in various organs....more »
    36. Biliary conditions
     Medical conditions affecting the biliary system (liver, bile ducts, gallbladder, etc.) in digestion....more »
    37. 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 »
    38. Brain -- bone -- fat
     A rare inherited disease characterized by bone cysts and progressive presenile dementia....more »
    39. Brain cancer
     Cancer of the brain....more »
    40. Brinton disease
     Thickening and hardening of the stomach wall usually associated with diffuse stomach cancer or damage due to the consumption of caustic soda....more »
    41. 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 »
    42. Caffeine -- Teratogenic Agent
     There is strong evidence to indicate that exposure to caffeine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exp...more »
    43. Callistin shellfish poisoning
     The Callistin shellfish (Japanese Callista) is found primarily in Japan. Eating the whole shellfish can cause poisoning symptoms in humans. It is believed that the ovaries contain high levels of choline during spawning season which makes them toxic to hum...more »
    44. Cancer
     Abnormal overgrowth of body cells....more »
    45. 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 »
    46. 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 »
    47. Cardiospasm
     Failure of the lower oesophageal sphincter to relax, resulting in food build up in the upper oesophagus....more »
    48. 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 »
    49. Celiac Disease
     Digestive intolerance to gluten in the diet....more »
    50. Celiac artery stenosis from compression by median arcuate ligament of diaphragm
     A rare birth defect where a ligament (median arcuate) is located too low and compresses an artery (celiac artery). When the artery is compressed, blood flow is affected and abdominal pain and other symptoms may occur. The disorder is most common in thin f...more »
    51. Cerivastatin -- Teratogenic Agent
     There is evidence to indicate that exposure to Cerivastatin (a statin medication) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected ...more »
    52. 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 »
    53. 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 »
    54. Ceroid lipofuscinosis, neuronal 5
     A rare metabolic disorder that affects the nerve cells of the body and is characterized by the deposits of lipopigments (lipofuscin). Type 5 is distinguished from other types by the origin of the genetic defect....more »
    55. 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 »
    56. 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 »
    57. Chemical poisoning
     Morbid condition caused by chemical....more »
    58. Chemical poisoning -- 1,2-Dibromo-3-Chloropropane
     1,2-Dibromo-3-Chloropropane is a chemical used in soil fumigants and as a nematocide for various field crops. Commercial examples include Fumagon, Nemagon, Fumazone, Nemapax, Nemafume. Excessive exposure to this chemical can cause relatively mild symptoms...more »
    59. Chemical poisoning -- Acrinathrin
     Acrinathrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical ...more »
    60. 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 »
    61. Chemical poisoning -- Barthrin
     Barthrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical inv...more »
    62. Chemical poisoning -- Beta-cyfluthrin
     Beta-cyfluthrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemi...more »
    63. Chemical poisoning -- Bifenthrin
     Bifenthrin is a pyrethroid chemical used as an insecticide and acaricide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount...more »
    64. Chemical poisoning -- Bioallethrin
     Bioallethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical...more »
    65. Chemical poisoning -- Bioehtanomethrin
     Bioehtanomethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chem...more »
    66. Chemical poisoning -- Biopermethrin
     Biopermethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    67. Chemical poisoning -- Bioresmethrin
     Bioresmethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    68. Chemical poisoning -- Cismethrin
     Cismethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    69. 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 »
    70. Chemical poisoning -- Cyclethrin
     Cyclethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    71. Chemical poisoning -- Cyfluthrin
     Cyfluthrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    72. Chemical poisoning -- Cyhalothrin
     Cyhalothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical ...more »
    73. Chemical poisoning -- Cyllprothrin
     Cyllprothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical...more »
    74. Chemical poisoning -- Cyphenothrin
     Cyphenothrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    75. Chemical poisoning -- Deltamethrin
     Deltamethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    76. Chemical poisoning -- Dimefluthrin
     Dimefluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    77. Chemical poisoning -- Dimethrin
     Dimethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    78. Chemical poisoning -- Empenthrin
     Empenthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    79. Chemical poisoning -- Esfenvalerate
     Esfenvalerate is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    80. 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 »
    81. 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 »
    82. Chemical poisoning -- Fenfluthrin
     Fenfluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    83. Chemical poisoning -- Fenpirithrin
     Fenpirithrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    84. Chemical poisoning -- Fenpropathrin
     Fenpropathrin is a pyrethroid chemical used as an insecticide and acarcide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of t...more »
    85. Chemical poisoning -- Fenvalerate
     Fenvalerate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of th...more »
    86. Chemical poisoning -- Flucythrinate
     Flucythrinate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of ...more »
    87. Chemical poisoning -- Flufenprox
     Flufenprox is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    88. Chemical poisoning -- Fluvalinate
     Fluvalinate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of th...more »
    89. Chemical poisoning -- Furethrin
     Furethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    90. 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 »
    91. Chemical poisoning -- Halfenprox
     Halfenprox is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the...more »
    92. Chemical poisoning -- Imiprothrin
     Imiprothrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    93. 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 »
    94. Chemical poisoning -- Metofluthrin
     Metofluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    95. 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 »
    96. 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 »
    97. Chemical poisoning -- Prallethrin
     Prallethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    98. Chemical poisoning -- Profluthrin
     Profluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    99. Chemical poisoning -- Protrifenbute
     Protrifenbute is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    100. Chemical poisoning -- Pyresmethrin
     Pyresmethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    101. Chemical poisoning -- Pyrethroid
     Pyrethroid is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical i...more »
    102. Chemical poisoning -- Silafluofen
     Silafluofen is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    103. Chemical poisoning -- Tau-Fluvalinate
     Tau-Fluvalinate is a pyrethroid chemical used as an insecticide and acaricide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature o...more »
    104. Chemical poisoning -- Tefluthrin
     Tefluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    105. Chemical poisoning -- Tralomethrin
     Tralomethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    106. Chemical poisoning -- Transfluthrin
     Transfluthrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure....more »
    107. Chemical poisoning -- Transpermethrin
     Transpermethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposure...more »
    108. 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 »
    109. Chemical poisoning -- alpha-Cypermethrin
     alpha-Cypermethrin is a pyrethroid chemical used as an insecticide and acaricide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on th...more »
    110. Chemical poisoning -- beta-Cypermethrin
     Beta-Cypermethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    111. Chemical poisoning -- gamma-Cyhalothrin
     Gamma-Cyhalothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of che...more »
    112. Chemical poisoning -- lambda-Cyhalothrin
     lambda-Cyhalothrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of ch...more »
    113. Chemical poisoning -- theta-Cypermethrin
     theta -Cypermethrin is a pyrethroid chemical used as an insecticide. The chemical is toxic to the nerve system. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of c...more »
    114. Chemical poisoning -- zeta-Cypermethrin
     zeta-Cypermethrin is a pyrethroid chemical used as an insecticide. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms varies depending on the amount of chemical involved and the nature of the exposu...more »
    115. Chlorpheniramine -- Teratogenic Agent
     There is evidence to indicate that exposure to Chlorpheniramine (an antihistamine medication) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may ...more »
    116. Chlorzoxazone -- Teratogenic Agent
     There is evidence to indicate that exposure to Chlorzoxazone (a muscle relaxant and pain reliever) 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...more »
    117. Cholecystitis
     Inflammation of the gallbladder which concentrates and stores bile. The condition may occur suddenly (acute) or persist over a longer period of time (chronic)....more »
    118. Cholelithiasis
     Is the presence of gallstones in the gallbladder...more »
    119. Cholestyramine -- Teratogenic Agent
     There is evidence to indicate that exposure to Cholestyramine (cholesterol-lowering drug) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be a...more »
    120. Cholybar -- Teratogenic Agent
     There is evidence to indicate that exposure to Cholybar (cholesterol-lowering drug) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affecte...more »
    121. 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 »
    122. 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 »
    123. 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 »
    124. 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 »
    125. 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 »
    126. Chromosome 22q deletion syndrome
     A rare chromosomal disorder where the long arm of chromosome 22 is deleted resulting in various abnormalities....more »
    127. Chromosome 9q deletion syndrome
     A rare chromosomal disorder where the long arm (q) of chromosome 9 is deleted resulting in variable symptoms....more »
    128. Chronic Hepatitis
     Chronic hepatitis is defined as inflammatory disease of the liver lasting for more than six months....more »
    129. Chronic cough
    130. Cirrhosis of liver
     Chronic liver disease wherein normal liver parenchyma is replaced by fibrous tissue....more »
    131. 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 »
    132. 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 »
    133. Congenital microgastria limb reduction defect
     A rare syndrome characterized by micrograstia and limb reduction as well as other abnormalities....more »
    134. Congestive cardiac failure
     A condition characterized by breathlessness and abnormal sodium and water retention....more »
    135. Copper toxicity
     Excessive accumulation of copper in the body can cause symptoms....more »
    136. Cornelia de Lange Syndrome
     A very rare disorder involving delayed physical development and various malformations involving the head, face and limbs. The severity of symptoms is variable....more »
    137. Cornelia de Lange syndrome 1
     A very rare disorder involving delayed physical development and various malformations involving the head, face and limbs. Type 1 is more severe than type 2 though the range and severity of symptoms is variable....more »
    138. Corticobasal Degeneration
     A rare progressive neurological disorder where parts of the brain deteriorate....more »
    139. Corticotropin -- Teratogenic Agent
     There is evidence to indicate that exposure to Corticotropin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of expos...more »
    140. Creutzfeldt-Jakob Disease
     A very rare degenerative brain disease that can be inherited, transmitted (eg in surgical transplants using infected tissue) or as a result of genetic mutations. The condition is fatal....more »
    141. Crohn's disease
     Crohn's disease causes inflammation of the digestive system. It is one of a group of diseases called inflammatory bowel disease. The disease can affect any area from the mouth to the anus. It often affects the lower part of the small intestine called the ...more »
    142. Crohn's disease of the esophagus
     A rare disorder where Crohn's disease occurs in the esophagus. Crohn's disease is a chronic inflammation of the walls of the digestive tract and usually occurs in the intestines....more »
    143. Decreased gastrointestinal motility
    144. Decreased intestinal motility
    145. Deletion of the Short Arm of Chromosome 1
     A condition characterized by deletion of the short arm of chromosome 1...more »
    146. Delirium tremens
     Delirium from alcohol withdrawal...more »
    147. Depression
     Various syndromes with excessive anxiety, phobias, or fear....more »
    148. Diabetes
     Failing or reduced ability of the body to handle sugars....more »
    149. Diarrhea
     Loose or watery stool....more »
    150. Diclofenac -- Teratogenic Agent
     There is evidence to indicate that exposure to Diclofenac (an NSAID drug) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the l...more »
    151. Diffuse systemic sclerosi
     A rare condition that characterized by skin tightness affecting the trunk and extremities as well as organ involvement. It involves an early period of internal inflammation which distinguishes it from other forms of scleroderma and the organ involvement c...more »
    152. Digestive tract cancer
    153. Dilor -- Teratogenic Agent
     There is evidence to indicate that exposure to Dilor (a bronchodilator) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the lev...more »
    154. Diltiazem -- Teratogenic Agent
     There is evidence to indicate that exposure to Diltiazem during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure ...more »
    155. Domperidone -- Teratogenic Agent
     There is evidence to indicate that exposure to Domperidone during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposur...more »
    156. Drug poisoning
     The poisoning of an individual with a noxious substance...more »
    157. Duodenal conditions
     Any condition that affects the duodenum...more »
    158. Duodenal ulcer
     A peptic ulcer is erosion in the lining of the stomach or duodenum (the first part of the small intestine). The word "peptic" refers to pepsin, a stomach enzyme that breaks down proteins. If a peptic ulcer is located in the stomach it is called a gastric ...more »
    159. Duodenitis
     Inflammation of the duodenal mucosa...more »
    160. Dyphylline -- Teratogenic Agent
     There is evidence to indicate that exposure to Dyphylline (a bronchodilator) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by th...more »
    161. Electrocution
     Any injury caused by electricity...more »
    162. Emanuel syndrome
     A rare chromosomal disorder where a portion of chromosome 11 is translocated with a portion of chromosome 22. The disorder involves a wide range of abnormalities such as kidney, genital and heart abnormalities, mental retardation, small head and failure t...more »
    163. Encephalitis
     Dangerous infection of the brain...more »
    164. Epileptic encephalopathy, early infantile, 3
     A genetic form of epilepsy which is severe and starts during infancy. This form of the condition is caused by a defect on the SLC25A22 gene on chromosome 11p15.5....more »
    165. Esophageal carcinoma
     A cancer of the esophagus....more »
    166. Esophageal ulcer
     An ulcer erosion of the mucous membrane located in the esophagus...more »
    167. Esophagitis
     Inflammation of the esophagus...more »
    168. Esophagus Cancer
     Cancer of the esophagus in the throat....more »
    169. Esophagus diseases
     Diseases affecting the esophagus...more »
    170. Extranodal Marginal Zone B-cell Lymphoma of Mucosa-Associated Lymphoid Tissue
     A rare type of cancer where the B cells (a type of white blood cell) in lymph tissue associated with mucosa begin to proliferate. The cancer can affect any mucosal membrane tissue but is most common in the gastric mucosal membranes. Symptoms may vary cons...more »
    171. Familial infantile metachromatic leukodystrophy -- late infantile
     An infantile form of an inherited biochemical disorder involving a deficiency of an enzyme called cerebroside sulfatase. The enzyme deficiency causes cerebroside sulfate to build up within the body and causes damage to the nervous system including the bra...more »
    172. Fascioliasis
     A rare parastitic infectious disease caused by liver fluke Fasciola hepatica which can cause blockage of the bile ducts in the liver....more »
    173. Fatal familial insomnia
     A very rare inherited brain disease that severely affects sleep and causes progressive deterioration of mental and movement functions....more »
    174. Feline spongiform encephalopathy
     A prion disease believed to affect felines in a similar fashion to bovine spongiform encephalitis...more »
    175. Felodipine -- Teratogenic Agent
     There is evidence to indicate that exposure to Felodipine (an antihypertensive drug) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affect...more »
    176. Food Additive Adverse reaction -- MSG
     An intolerance to MSG is an adverse reaction (not an immune response) by the body to a food additive called MSG which is used in a number of foods. The adverse reaction results from the body's inability to metabolize or deal with the food additive. The am...more »
    177. Food Additive Adverse reaction -- amines
     An intolerance to amines is an adverse reaction (not an immune response) by the body to amines which are found naturally in foods such as bananas, pineapples, vegetables, red wine, citrus fruit and many other foods. The adverse reaction results from the b...more »
    178. Food Additive Adverse reaction -- food additives
     An intolerance to food additives is an adverse reaction (not an immune response) by the body to food additives. The adverse reaction results from the body's inability to metabolize or deal with the food additive. The amount of the substance required to tr...more »
    179. Food Additive Adverse reaction -- salicylate
     An intolerance to salicylates is an adverse reaction (not an immune response) by the body to salicylates which is an ingredient in aspirin but is also found naturally in various fruit, vegetables, herbs and spices. The adverse reaction results from the bo...more »
    180. Food Additive Adverse reaction -- sulfite
     An intolerance to sulfites is an adverse reaction (not an immune response) by the body to sulfites which is often used as a preservative in a variety of foods and medications including meats, salads and dried fruits. The adverse reaction results from the ...more »
    181. Gallstones
     Stone-like deposits in the gall bladder....more »
    182. Gastric Ulcer
     A gastric ulcer is a break in the normal tissue that lines the stomach....more »
    183. Gastric lymphoma
     A rare type of tumor that occurs in the lining of the stomach. The tumor may be primary or have spread there from other parts of the body. This type of tumor is more common in old people....more »
    184. Gastritis
     Inflammation of the stomach lining...more »
    185. Gastroesophageal Reflux Disease
     Repeated reflux of stomach acid into the throat....more »
    186. Gastrointestinal mucormycosis
     An infectious disease caused by fungus from the order Mucorales which is normally found in the soil and in decaying plant matter. Transmission is usually through the inhalation of spores. It is generally harmless to healthy individuals but can cause infec...more »
    187. Gastrointestinal neoplasm
     A growth or excessive proliferation of cells in the lining of the gastrointestinal tract which includes the esophagus, intestine, pharynx and stomach. The growth may be benign or malignant. The symptoms are determined by the size, location and stage of th...more »
    188. Gastrointestinal tumors
     Any tumor of the gastrointestinal (digestive) system, including cancers and benign tumors....more »
    189. Gastrointestinal zygomycosis
     An infectious disease caused by fungus from the orders Mucorales and Entomophthorales which are normally found in the soil and in decaying plant matter. The infection differs from mucormycosis which only involves the order Mucorales. Transmission is usual...more »
    190. Gastroparesis
     Slow stomach emptying from stomach nerve damage...more »
    191. Gemfibrozil -- Teratogenic Agent
     There is evidence to indicate that exposure to Gemfibrozil during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposur...more »
    192. Giardia
     Contagious parasitic digestive infection...more »
    193. Glucosamine -- adverse effects
     Side effects may be associated with the use of glucosamine supplements....more »
    194. Gluten allergy
     Gluten allergy is an adverse reaction by the body's immune system to gluten or foods containing gluten. The specific symptoms that can result can vary considerably amongst patients from a severe anaphylactic reaction to asthma, abdominal symptoms, eczema ...more »
    195. Group A Streptococcal Infections
     "Strep" bacteria responsible for strep throat, impetigo and some other strep conditions....more »
    196. HOTS
     High blood calcium levels and bone resorption that occurs in some patients with T-cell lymphoma which is a cancer of the white blood cells....more »
    197. Hangover
     Condition following excessive alcohol consumption....more »
    198. Hashimoto's encephalitis
     A rare but serious condition that can occur when thyroid antibodies, such as those present in Hashimoto's thyroiditis, involve the brain tissue and cause neurological symptoms....more »
    199. Heart conditions
     Any condition that affects the heart...more »
    200. Heart disease
     Any of various heart conditions....more »
    201. Heartburn
     Pain from stomach acid coming back up the esophagus...more »
    202. Heatstroke
     Heat exhaustion and collapse from heat exposure...more »
    203. Helicobacter pylori bacteria
     A bacteria that can infect the gastrointestinal system...more »
    204. Hereditary pancreatitis
     A rare inherited condition involving recurring bouts of pancreatitis (inflammation of the pancreas) often leading to chronic pancreatitis due to scarring of the pancreas....more »
    205. Hiatal hernia
     Hernia of the stomach through the diaphragm muscle....more »
    206. Hydranencephaly
     A very rare condition where fluid replaces a portion of the brain....more »
    207. Hyperexplexia
     A rare condition where the startle reflex is exaggerated. Triggers include sudden noise, movement or touch....more »
    208. Hyperparathyroidism
     Increased secretion of parathyroid hormone from the parathyroid glands....more »
    209. Hypertelorism -- esophageal abnormalities -- hypospadias
     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: one is inherited in a X-linked manner and the other is inherited in an autosom...more »
    210. Hypertelorism with esophageal abnormality and hypospadias
     A congenital disorder characterized by distinctive facial features, genital abnormalities, esophageal defect and difficulty swallowing. Males are more severely affected than females....more »
    211. Hyperthyroidism -- Teratogenic Agent
     There is strong evidence to indicate that the development of hyperthyroidism during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by th...more »
    212. Hypospadias -- hypertelorism
     A congenital disorder characterized by distinctive facial features, genital abnormalities, esophageal defect and difficulty swallowing. Males are more severely affected than females....more »
    213. Immunosuppressive Measles Encephalitis
     A rare complication of the measles virus. Some patients with a history of measles before the age of two develop progressive brain inflammation. The condition is rare and tends to only occur only in immunosuppressed children e.g. those who have acute lymph...more »
    214. Indomethacin -- Teratogenic Agent
     There is evidence to indicate that exposure to Indomethacin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposu...more »
    215. Injury
     Any damage inflicted in the body...more »
    216. Intestinal obstruction
     Blockage in the intestines of the digestive tract....more »
    217. Irritable bowel syndrome
     Spasms in the colon wall...more »
    218. Janbon syndrome
     Gastrointestinal symptoms that can occur when using a drug called oxytetracycline which is a type of antibiotic. The drug tends to destroy the good bacteria in the gastrointestinal system and allows other bacteria resistant to the drug to flourish....more »
    219. Kidney failure
     Total failure of the kidneys to filter waste...more »
    220. Kuf Disease
    221. Lactose Intolerance
     Lactose intolerance is the inability to metabolize lactose, a sugar found in milk and other dairy products, because the required enzyme lactase is absent in the intestinal system or its availability is lowered....more »
    222. Lafora body disease
     A condition characterized by attacks of intermittent or continuous clonus of muscle groups...more »
    223. Lansoprazole -- Teratogenic Agent
     There is evidence to indicate that exposure to Lansoprazole during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposu...more »
    224. Lathosterolosis
     A very rare disorder where an enzyme (sterol C5-desaturase) deficiency prevents the normal synthesis of cholesterol in the body. The deficiency causes various malformations, mental retardation and liver disease....more »
    225. Leiomyosarcoma
     A rare soft tissue cancer that arises from smooth muscle cells which form the involuntary muscles. Smooth muscle cells can occur in the skin, uterus, stomach, intestine and blood vessel walls. The main location for these tumors is in the uterus, retroperi...more »
    226. Lennox-Gastaut Syndrome
     A form of epilepsy that occurs mostly in preschool-aged children and is characterized mainly by absences....more »
    227. Lipobay -- Teratogenic Agent
     There is evidence to indicate that exposure to Lipobay (a statin medication) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by th...more »
    228. Liver failure
     Acute liver failure (ALF) is an uncommon condition in which the rapid deterioration of liver function results in coagulopathy and alteration in the mental status of a previously healthy individual....more »
    229. Lufyllin -- Teratogenic Agent
     There is evidence to indicate that exposure to Lufyllin (a bronchodilator) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the ...more »
    230. Lymphoma, Mucosa-Associated Lymphoid Tissue
     Malignancies that occur in the lymphoid tissue found in mucosal linings (MALT) e.g. gastrointestinal tract, skin and lungs. Symptoms may vary considerably depending on which organs are involved but usually the stomach is involved. A significant portion of...more »
    231. Malabsorption
     Failure to digest nutrients properly...more »
    232. Measles Encephalitis in Children with Immunosuppression
     A rare complication of the measles virus. Some patients with a history of measles before the age of two develop progressive brain inflammation. The condition is rare and tends to only occur only in immunosuppressed children e.g. those who have acute lymph...more »
    233. Mediastinitis
     Inflammation of the area between the lungs called the mediastinum which contains the heart, thymus gland, windpipe, esophagus and large blood vessels. The condition may occur suddenly (acute) or slowly over a period of time (chronic). It is often a compli...more »
    234. Mefenamic Acid -- Teratogenic Agent
     There is evidence to indicate that exposure to Mefenamic Acid during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of expo...more »
    235. Meningitis
     Dangerous infection of the membranes surrounding the brain....more »
    236. Mental retardation, X-linked, Cantagrel type
     A rare X-linked disorder characterized by mental retardation, reduced infant muscle tone, developmental delay and other problems. The disorder is inherited in a X-linked manner which means that only males display the full range of symptoms whereas female ...more »
    237. Micrencephaly olivopontocerebellar hypoplasia
     A rare fatal condition characterized by brain disease and a small underdeveloped brain....more »
    238. Microgastria short stature diabetes
     A rare syndrome characterized by a very small stomach, diabetes and a growth hormone deficiency....more »
    239. Mitochondrial diseases
     Any of a group of mitochondrial disorders affecting cell metabolism and especially muscles....more »
    240. Mitochondrial neurogastrointestinal encephalopathy syndrome
     A rare genetic disorder which affects a number of body systems and manifests results in symptoms such as droopy eyelids, progressive eye muscle weakness, gastrointestinal dysmotility, brain disease, thin body, peripheral neuropathy and muscle disease....more »
    241. Motilium -- Teratogenic Agent
     There is evidence to indicate that exposure to Motilium 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 »
    242. Multiple Sclerosis
     Autoimmune attack on spinal nerves causing diverse and varying neural problems....more »
    243. Multiple endocrine neoplasia type 1
     Rare inherited disease causing tumors in multiple glands...more »
    244. Myoclonic dystonia
     A very rare inherited syndrome characterized mainly by mild dystonia and myoclonic jerks that occur mainly in the arms, neck and trunk. Alcohol makes the condition worse. Psychiatric disorders are also often present....more »
    245. Myoclonic epilepsy benign, adult, familial
     A rare familial disorder characterized by muscle jerking and seizures in adults. The disorder is not progressive and is fairly harmless with only minor fine motor control problems....more »
    246. Myoclonic progressive familial epilepsy
     A progressive familial disorder involving the central nervous system and manifesting as epilepsy and myoclonus (muscle contractions) that worsen over time....more »
    247. Myoclonus with epilepsy with ragged red fibers
     A rare disorder of mitochondrial metabolism characterized by myoclonic epilepsy and ragged-red muscle fibers. Mitochondria are the part of the body cells that produce energy....more »
    248. Myoclonus-ataxia
     A rare syndrome characterized mainly by myoclonus and loss of movement coordination....more »
    249. Ménétrier's disease
     Rare chronic disease with excessive growth of skin folds in the stomach....more »
    250. Naproxen -- Teratogenic Agent
     There is evidence to indicate that exposure to Naproxen 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 »
    251. Neuroblastoma, Susceptibility to
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    252. Neuroblastoma, Susceptibility to, 1
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    253. Neuroblastoma, Susceptibility to, 2
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    254. Neuroblastoma, Susceptibility to, 3
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    255. Neuroblastoma, Susceptibility to, 4
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    256. Neuroblastoma, Susceptibility to, 5
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    257. Neuroblastoma, Susceptibility to, 6
     Neuroblastoma is a malignant (cancerous) tumor of infants and children that develops from nerve tissue. Symptoms depend on the size and location of the tumor. Some people have particular genetic anomalies which makes them more susceptible to developing a ...more »
    258. Niacin toxicity
     Excessive consumption of niacin can cause symptoms of toxicity....more »
    259. Nicotine addiction
     Nicotine addiction is the uncontrollable desire to continue smoking. Smoking products contain nicotine which is a chemical that can lead to addiction if used over a period of time. Cessation causes withdrawal symptoms which can vary in nature and severity...more »
    260. Niemann-Pick disease, type C1
     Niemann-Pick disease is an inherited metabolic disorder where lipids are not able to be metabolized adequately and hence build up and cause damage in various parts of the body such as the spleen, liver, lungs, bone marrow and brain. The different types of...more »
    261. Nifedipine -- Teratogenic Agent
     There is evidence to indicate that exposure to Nifedipine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure...more »
    262. Nipah virus encephalitis
     Inflammation of the brain caused by the Nipah virus which can infect pigs and humans so transmission usually occurs through contact with pigs....more »
    263. Nocturnal heartburn
     Heartburn seen more in the nights affecting sleep....more »
    264. Nyssen-Van Bogaert syndrome
     An adult form of an inherited biochemical disorder involving a deficiency of an enzyme called cerebroside sulfatase. The enzyme deficiency causes cerebroside sulfate to build up within the body and causes damage to the nervous system including the brain....more »
    265. Obesity
     An increase in the body weight greater than that required for normal function that is characterised by the accumulation of excessive fat...more »
    266. Oesophageal spasm
     An oesophageal spasm is incoordinated contraction of the muscles in the esophagus which carries food from the mouth to the stomach. The muscles contract simultaneously instead of a rhythmic successive motion....more »
    267. Ohtahara Syndrome
     A very rare syndrome characterized mainly by epilepsy that starts within a month of birth....more »
    268. Opisthorchiasis
     Infection with a type of fluke (Southeast Asian liver fluke or cat liver fluke). Infection usually occurs by consuming infected undercooked fish. Acute infection may cause fever, joint pain, rash, eosinophilia and lymphadenopathy where as chronic infectio...more »
    269. Opitz G Syndrome
     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: one is inherited in a X-linked manner and the other is inherited in an autosom...more »
    270. Opitz G/BBB Syndrome
     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: one is inherited in a X-linked manner and the other is inherited in an autosom...more »
    271. Opitz G/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 »
    272. Opitz G/BBB Syndrome, type I
     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 »
    273. Opitz G/BBB syndrome, Autosomal dominant
     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 »
    274. Opitz syndrome , X-linked
     A congenital disorder characterized by distinctive facial features, genital abnormalities, esophageal defect and difficulty swallowing. Males are more severely affected than females....more »
    275. Opsoclonus Myoclonus
     Condition with involuntary muscle and eye movement....more »
    276. Orofaciodigital syndrome, type 3
     A rare genetic disorder characterized by oral frenula, oral clefts, underdeveloped nose flaps and finger, teeth and eye abnormalities....more »
    277. Ovarian Cancer
     Cancer of the ovaries....more »
    278. Pallister Killian Mosaic Syndrome
     Pallister Killian Mosaic Syndrome is 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 »
    279. Pallister Mosaic Syndrome Tetrasomy 12p
     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 »
    280. Pallister-Killian Syndrome
     A rare genetic disorder due to tetrasomy of the 12th chromosome...more »
    281. Pancolitis
     Pancolitis is also known as ulcerative colitis which is an idiopathic chronicinflammatory disorder of the colon and rectum and involves the entire thickness of the colon....more »
    282. Pancreatic cancer
     Pancreatic cancer is a malignant neoplasm of the pancreas...more »
    283. Parkinson's Disease
     Degenerative brain condition characterised by tremor....more »
    284. Peptic Ulcer
     Ulcer on the lining of the stomach or duodenum...more »
    285. Peptic ulcer / duodenal ulcer
    286. Peptic-ulcer like symptoms
     Diseases which can cause symptoms leading to gastric and duodenal ulcers....more »
    287. Phenylbutazone -- Teratogenic Agent
     There is evidence to indicate that exposure to Phenylbutazone 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 »
    288. Poisoning
     The condition produced by poison...more »
    289. Pollen food allergy syndrome
     A significant number of people with an allergy to pollen also have allergic responses to certain plant foods (usually fruit) which have similar proteins to that found in pollens. Examples of these includes pineapple, avocado, chestnuts, apples, raw carrot...more »
    290. Polyneuropathy -- Ophthalmoplegia -- Leukoencehalopathy -- Intestinal Pseudo-Obstruction
     A rare genetic disorder which affects a number of body systems and manifests results in symptoms such as droopy eyelids, progressive eye muscle weakness, gastrointestinal dysmotility, brain disease, thin body, peripheral neuropathy and muscle disease....more »
    291. Pregnancy
     The condition of supporting a fetus from conception till birth....more »
    292. Prion diseases
     Various diseases caused by abnormal proteins (prions) in the brain....more »
    293. Progressive Rubella Panencephalitis
     A very rare complication of rubella infection where neurological symptoms develop following a congenital rubella infection and very rarely with childhood rubella. It is believed that the condition is the result of persistent rubella virus infection....more »
    294. Pylephlebitis
     A pus-producing inflammation of the wall of the portal vein that drains blood from the abdominal part of the gastrointestinal tract. The infection is often fatal. It usually occurs as a complication of abdominal or pelvic infections such as diverticulitis...more »
    295. Pyridoxamine 5-prime-phosphate oxidase deficiency
     A metabolic disorder involving a deficiency of an enzyme called 5-prime-phosphate oxidase. Symptoms start soon after birth and involves seizures and other anomalies....more »
    296. Pyrosis
     A condition which is characterized by chest pain and a burning like sensation after the consumption of food...more »
    297. Questran -- Teratogenic Agent
     There is evidence to indicate that exposure to Questran (cholesterol-lowering drug) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affecte...more »
    298. REST syndrome
     A condition that is similar to CREST syndrome but doesn't include calcinosis. The disorder affects the skin, blood vessels and digestive tract....more »
    299. Ramipril -- Teratogenic Agent
     There is evidence to indicate that exposure to Ramipril 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 »
    300. Reflux
     Rising stomach acid up the esophagus...more »
    301. Respiratory depression
     Also known as bradyapnea is the decreased rate of breathing....more »
    302. Restless Legs Syndrome
     A neurological disorder where legs develop and crawling, aching skin sensation which is relived by moving the legs....more »
    303. Reye's Syndrome
     A syndrome in children recovering from infection and associated with aspirin....more »
    304. Rifampin -- Teratogenic Agent
     There is evidence to indicate that exposure to Rifampin 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 »
    305. Rubella panencephalitis
     A very rare complication of rubella infection where neurological symptoms develop following a congenital rubella infection and very rarely with childhood rubella. It is believed that the condition is the result of persistent rubella virus infection....more »
    306. Sandhoff Disease
     An inherited biochemical disorder involving a deficiency of the enzyme called hexosaminidase A&B which results in the harmful accumulation of chemicals in the central nervous system and other body tissues....more »
    307. Sandifer syndrome
     A rare disorder where torticollis (neck spasms) is associated with a hiatus hernia. All the symptoms seem to be as a result of the hiatus hernia....more »
    308. Schatzki ring
     Ring-like constriction of the lower part of the esophagus which can cause swallowing problems....more »
    309. Schindler disease
     Schindler disease is a rare congenital metabolic disorder involving a deficiency of a particular enzyme (alpha-N-acetylgalactosaminidase) which results in a buildup of glycoproteins in the body. The condition originates from a genetic mutation and is an i...more »
    310. Scleroderma
     A rare, progressive connective tissue disorder involving thickening and hardening of the skin and connective tissue. There are a number of forms of scleroderma with some forms being systemic (involving internal organs)....more »
    311. Scleroderma, systemic
     A rare autoimmune connective tissue disease where the body attacks parts of the body and causes scarring and thickness of the tissue. In the systemic form, the skin and organs are involved....more »
    312. Secondary hyperparathyroidism
     A condition which is characterized by the occurrence of hyperparathyroidism due to a secondary condition affects the thyroid...more »
    313. Serotonin Syndrome
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    314. Serotoninergic syndrome
     A disorder involves high levels of serotonin which can result from use of medications such as selective serotonin reuptake inhibitors....more »
    315. Severe heartburn
     When the heartburn persists even after having taken the medication that normally works, it is known as severe heartburn....more »
    316. Shallow Breathing
    317. Short Bowel Syndrome
     Disorder of shortened bowel usually from bowel surgery....more »
    318. Sialidosis
     A condition also known as cherry red spot myoclonus syndrome...more »
    319. Sialidosis type 1
     A rare inherited condition where deficiency of an enzyme called neuraminidase results in epilepsy, ataxia and vision problems as well as characteristic cherry red spots in the macula of the eye. Symptoms may be exacerbated by factors such as smoking and m...more »
    320. Sialidosis type 1 and 3
     A rare inherited biochemical disorder involving the deficiency of an enzyme (alpha-N-acetylneuraminidase) which results in the harmful accumulation of certain chemicals (sialyloligosaccharides and sialylglycopeptides) in various body tissues....more »
    321. Sialidosis type II
     A very rare inherited metabolic disorder where a defect in the enzyme alpha-neuraminidase prevents glycoproteins being metabolized - a severe form of Sialidosis type I....more »
    322. Simvastatin -- Teratogenic Agent
     There is evidence to indicate that exposure to Simvastatin during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposur...more »
    323. Sjogren's Syndrome
     Autoimmune disease damaging the eye tear ducts and other glands....more »
    324. Sleep Apnea Syndromes
     Syndromes involving the cessation of breathing during sleep. Examples include obstructive sleep apnea and central sleep apnea. The condition may range from mild to severe....more »
    325. Sleep apnea
     Childhood obstructive sleep apnea (OSA) syndrome is characterized by episodic upper airway obstruction that occurs during sleep....more »
    326. Smith-Lemli-Opitz Syndrome
     A rare genetic condition involving a severe defect in the process of cholesterol synthesis resulting in low cholesterol levels in cells but high levels of the chemicals that are made into cholesterol....more »
    327. Smoking
     The smoking of cigarettes...more »
    328. Spastic paraplegia 9, autosomal dominant
     A rare disorder characterized by muscle wasting and weakness mainly in the legs, short stature, skeletal abnormalities and cataracts....more »
    329. Spinal cord injury
     Spinal cord injury is damage to the spinal cord as a result of a direct trauma to the spinal cord itself or as a result of indirect damage to the bones and soft tissues and vessels surrounding the spinal cord....more »
    330. Spinocerebellar ataxia 14
     A rare genetic disorder (chromosome 19q13.4qter defect) characterized by gait ataxia, tremors and dysarthria (speech disorder). The condition progresses slowly....more »
    331. Spinocerebellar ataxia 19
     A rare genetic disorder (chromosome 1p21-q21 defect) characterized by mild cognitive impairment and myoclonus. Gait ataxia and dysarthria (speech disorder) also occur and are symptoms common to all the spinocerebellar ataxia types....more »
    332. Spinocerebellar ataxia, autosomal recessive 4
     A rare neurological disorder caused by a genetic defect (chromosome 1p36, recessive) and resulting in ataxia and eye movement problems....more »
    333. Stomach Conditions
     Any condition that affects a persons stomach...more »
    334. Stomach cancer
     Stomach or gastric cancer can develop in any part of the stomach and may spread throughout the stomach and to other organs...more »
    335. Stomach cancer, familial
     Cancer of the stomach that tends to run in families....more »
    336. Stress
     Emotional stress (sometimes refers to physical stress)...more »
    337. Striatonigral degeneration infantile
     A genetic neurological disorder caused by progressive damage to a part of the brain called the striatum....more »
    338. Stroke
     Serious brain event from bleeding or blood clots....more »
    339. Strongyloidiasis
     A parasitic infectious disease involving the intestines and caused by the nematode Strongyloides stercoralis. Infection usually occurs in crowded, unsanitized populations....more »
    340. Subacute Sclerosing Panencephalitis
     A progressive neurological disorder involving inflammation of the brain caused by a complication of the measles virus. It can occur up to 10 years after the initial measles virus and may be due to a defective immune response to the virus or a reactivation...more »
    341. Subacute sclerosing leukoencephalitis
     A rare chronic form of brain inflammation that is associated with the measles virus. The patient usually appears to have a full recovery after the measles infection with symptoms developing usually between two and eight years after the infection. The cond...more »
    342. Sucralfate -- Teratogenic Agent
     There is evidence to indicate that exposure to Sucralfate during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure...more »
    343. Sulindac -- Teratogenic Agent
     There is evidence to indicate that exposure to Sulindac 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 »
    344. Syphilis -- Teratogenic Agent
     There is strong evidence to indicate that the development of Syphilis 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 stage...more »
    345. Tenoxicam -- Teratogenic Agent
     There is evidence to indicate that exposure to Tenoxicam during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposure ...more »
    346. Terbutaline -- Teratogenic Agent
     There is evidence to indicate that exposure to Terbutaline during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposur...more »
    347. Thallium poisoning
     The poisoning of a person with the element thallium...more »
    348. Thyrocerebral-retinal syndrome
     A very rare syndrome observed in a brother and sister and characterized by thyroid, kidney and neurological disease....more »
    349. Toxic mushrooms -- Anticholinergic
     Some mushrooms contain a toxic chemical called ibotenic acid which causes anticholinergic symptoms. Ibotenic acid is converted to muscimol during digestion. The two toxins have opposing actions which results in initial excitation symptoms followed by a pr...more »
    350. Traumatic Brain Injury
     Brain injury from trauma or accident....more »
    351. Tropical sprue
     A rare digestive disease where the small intestine can't absorb nutrients properly....more »
    352. Tsao-Ellingson syndrome
     A very rare syndrome characterized mainly by spasms during infancy and broad thumbs....more »
    353. Tuberculosis
     Bacterial infection causing nodules forming, most commonly in the lung....more »
    354. Unverricht-Lundborg syndrome
     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 »
    355. Uremia
     Excessive urea and waste products in the blood...more »
    356. Uremic encephalopathy
     Uremic encephalopathy is a consequence of renal failure and occurs due to build up of toxins which are normally cleared by the kidneys....more »
    357. Valproic Acid -- Teratogenic Agent
     There is evidence to indicate that exposure to Valproic Acid during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of expos...more »
    358. Variant Creutzfeldt-Jakob disease
     The bovine spongiform encephalopathy affects cattle but the variant form can infect humans. Human infection can occur by consuming infected cattle products, especially the brain and other central nervous system tissues....more »
    359. Velocardiofacial syndrome
     A genetic disorder which can present with a wide range of phenotypic manifestations which has lead to a number of different names being assigned to the various presentations e.g. DiGeorge Syndrome and Cayler Anomaly Face Syndrome. There are nearly 200 dif...more »
    360. Virilising ovarian tumour
     A tumour that results in the virilization of females due to hormone release...more »
    361. WAGR Syndrome
     A syndrome that is due to the deletion of chromosome 11....more »
    362. Wilms tumor -- aniridia -- genitourinary anomalies -- mental retardation
     A syndrome resulting from deletion of genetic material from chromosome the short arm of chromosome 11 (11p13). The characteristic symptoms are partial or complete absence of iris, genitourinary anomalies, mental retardation and Wilms' tumor. The specific ...more »
    363. Wolfram's disease
     A condition that is inherited and consists of multiple symptoms...more »
    364. Worster Drought syndrome
     A mild form of tetraplegic cerebral palsy...more »
    365. X-linked alpha thalassemia mental retardation syndrome (ATR-X)
     An x-linked condition that features mental retardation, dysmorphic features, and alpha thalassemia...more »
    366. Yolk sack tumour
     A germ cell tumour that is a proliferation of yolk sack endoderm...more »
    367. Young McKeever Squier syndrome
     A condition that affects the olivopontocerebellum and the cerebellar cortex of the brain...more »
    368. Zieve syndrome
     Liver and blood abnormalities caused by heavy alcohol consumption....more »
    369. Zollinger-Ellison syndrome
     A rare disorder where excessive levels of the hormone gastrin are released into the stomach which increases stomach acidity which results in peptic ulcer development. A hormone secreting pancreatic or duodenal tumor is usually the cause....more »

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