Self
Assessment

Have a symptom?
See what questions
a doctor would ask.
 
Symptom Checker » Acute generalized headache in children » Acute mental distress in children
 

Acute generalized headache in children and Acute mental distress in children and Brudzinski's sign and Chills
Symptom Checker

Results: Causes of Acute generalized headache in children AND Acute mental distress in children AND Brudzinski's sign AND Chills

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

Results: 1029 causes of Acute generalized headache in children OR Acute mental distress in children OR Brudzinski's sign OR Chills

    1. Abdominal abscess
     An abscess that occurs anywhere in the abdomen....more »
    2. Acarophobia
     An exaggerated or irrational fear of mites, ticks, small insects and worms....more »
    3. Achluophobia
     An exaggerated or irrational fear of the night or darkness....more »
    4. 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 »
    5. 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 »
    6. Acitretin- Teratogenic Agent
     Reports indicate that the use of Acitretin during pregnancy may cause various harmful effects on the fetus. The likelihood and severity of symptoms may be affected by the level of exposure and the stage of pregnancy that the exposure occurred at. Acitreti...more »
    7. Acousticophobia
     An exaggerated or irrational fear of noise....more »
    8. Actinic prurigo
     An inherited tendency to develop an itchy, bumpy rash on exposure to the sun. Generally only the face and lips are affected. Symptoms tend to occur seasonally....more »
    9. 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 »
    10. Acute Bronchitis
     Respiratory inflammation of the bronchi leading to the lungs...more »
    11. Acute Sinusitis
     A condition which is characterized by an acute inflammatory reaction affecting the sinuses...more »
    12. 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 »
    13. 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 »
    14. 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 »
    15. 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 »
    16. 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 »
    17. Acute bacterial prostatitis
     Bacterial prostatitis is a bacterial inflammation of the prostate gland, in men....more »
    18. 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 »
    19. Acute prostatitis
     An acute condition which affects the prostate which is the result of infammation...more »
    20. Acute tin poisoning
     Acute ingestion of tin can cause various adverse symptoms....more »
    21. Addison's Disease
     A rare progressive hormonal disorder characterized by insufficient production of certain hormones called adrenal corticosteroids....more »
    22. Adenovirus-related Cold
     An Adenovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Adenovirus. Although colds can cause discomfort they are not considered a serious condition....more »
    23. Adenoviruses
     Common viruses causing common cold and various other ailments....more »
    24. Adrenal crisis
     A condition which is characterized by insufficient amounts of the adrenocortical hormones that results in vomiting, nausea, hypotension and electrolyte abnormalities...more »
    25. 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 »
    26. Adult Panic-Anxiety Syndrome
     A psychiatric disorder involving anxiety and panic attacks that occur for no obvious reason....more »
    27. Aelurophobia
     An exaggerated or irrational fear of cats....more »
    28. Aerophobia
     An exaggerated or irrational fear of fresh air, breezes and flying....more »
    29. 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 »
    30. Aichmophobia
     An exaggerated or irrational fear of pointy objects or needles....more »
    31. Alcohol Withdrawal
     Symptoms that occur when alcohol consumption is discontinued or reduced. Symptoms may vary depending on the level of dependence....more »
    32. Alektorophobia
     An exaggerated or irrational fear of chickens....more »
    33. Algophobia
     An exaggerated or irrational fear of pain...more »
    34. Allergic reaction
     An acute reaction through exposure to a particular allergen...more »
    35. 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 »
    36. Alveolitis, extrinsic allergic
     A lung disease that tends to occur in people with jobs where they are frequently exposed to organic dust inhalation....more »
    37. Amathophobia
     An exaggerated or irrational fear of dust....more »
    38. Amaxophobia
     An exaggerated or irrational fear of riding in a vehicle or being in one....more »
    39. Amebiasis
     An intestinal infection caused by a parasitic amebic organism. It is usually associated with poor sanitation....more »
    40. 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 »
    41. Amychophobia
     An exaggerated or irrational fear of being scratched or clawed....more »
    42. Anaphylaxis
     A rare, potentially life-threatening allergic reaction....more »
    43. 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 »
    44. 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 »
    45. Androphobia
     An exaggerated or irrational fear of men...more »
    46. Anginophobia
     An exaggerated or irrational fear of angina, choking or narrowness of the throat....more »
    47. Anglophobia
     An exaggerated or irrational fear of England or the English....more »
    48. Ankylophobia
     An exaggerated or irrational fear of stiff or immobile joints....more »
    49. Anorectal abscess
     A condition characterized by a collection of puss located in the anorectal area...more »
    50. Anoxia
     Lack of oxygen to the body's tissues....more »
    51. Anterior pituitary hyperhormonotrophic syndrome
     A syndrome characterized by the excessive production of various hormones (gonadotrophic, thyrotrophic, lactotrophic and pancreatrophic hormone)....more »
    52. Anthophobia
     An exaggerated or irrational fear of flowers....more »
    53. Anthrax
     A serious infectious bacterial disease that can be fatal....more »
    54. Anthropophobia
     An exaggerated or irrational fear of people and groups of people....more »
    55. Antlophobia
     An exaggerated or irrational fear of floods....more »
    56. Anxiety
     A feeling of apprehension, and fear without apparent stimulus that is associated sometime with somatic responses...more »
    57. Anxiety conditions
     Medical conditions related to anxiety, fear, and panic....more »
    58. Apeirophobia
     An exaggerated or irrational fear of infinity....more »
    59. Apiophobia
     An exaggerated or irrational fear of bees....more »
    60. Arachibutyrophobia
     An exaggerated or irrational fear of peanut butter sticking to the roof of the mouth....more »
    61. Arachnephobia
     An exaggerated or irrational fear of spiders....more »
    62. Arachnidism
     Poisoning from a spider bite....more »
    63. 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 »
    64. 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 »
    65. 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 »
    66. 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 »
    67. Asthenophobia
     An exaggerated or irrational fear of weakness or fainting....more »
    68. Astraphobia
     An exaggerated or irrational fear of lightning and thunder....more »
    69. Astrophobia
     An exaggerated or irrational fear of stars and celestial space....more »
    70. 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 »
    71. 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 »
    72. Atelophobia
     An exaggerated or irrational fear of imperfection....more »
    73. Atephobia
     An exaggerated or irrational fear of ruin....more »
    74. Aulophobia
     An exaggerated or irrational fear of flutes....more »
    75. Aurophobia
     An exaggerated or irrational dislike of gold....more »
    76. Auroraphobia
     An exaggerated or irrational fear of Auroral lights....more »
    77. Autoimmune orchitis
     A inflammation of the testicles caused by an autoimmune reaction...more »
    78. Automysophobia
     An exaggerated or irrational fear of being dirty....more »
    79. 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 »
    80. Autophobia
     An exaggerated or irrational fear of being egotistical or being by oneself....more »
    81. Babesiosis
     A parastic infection by a particular protozoa (Babesia) which is transmitted through tick bites. The disease produces symptoms similar to malaria....more »
    82. Bacillophobia
     An exaggerated or irrational fear of missiles....more »
    83. Bacteremia
     A condition where there is the presence of bacteria in the blood...more »
    84. Bacterial endocarditis
     Infection and inflammation of the inner layers of the heart, most commonly the valves cause by bacteria....more »
    85. 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 »
    86. Bacterial septicemia
     Sepsis of the bloodstream caused by bacteraemia....more »
    87. Bacteriophobia
     An exaggerated or irrational fear of bacteria....more »
    88. Bagassosis
     Inhalation of sugarcane dust particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to th...more »
    89. Bagassosis -- Thermoactinomyces sacchari
     Inhalation of sugarcane dust particles contaminated with fungus (Thermoactinomyces sacchari) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result fr...more »
    90. 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 »
    91. Barley Worker's disease -- Aspergillus spp.
     Inhalation of barley particles contaminated with fungus (Aspergillus spp.) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immu...more »
    92. Barophobia
     An exaggerated or irrational fear of gravity....more »
    93. 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 »
    94. 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 »
    95. Bathmophobia
     An exaggerated or irrational fear of walking....more »
    96. Bathophobia
     An exaggerated or irrational fear of depths. This can include a fear of lakes or long hallways....more »
    97. Batophobia
     An exaggerated or irrational fear of passing high buildings....more »
    98. Batrachophobia
     An exaggerated or irrational fear of frogs or toads....more »
    99. 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 »
    100. Belonephobia
     An exaggerated or irrational fear of pins and needles....more »
    101. 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 »
    102. Bibliophobia
     An exaggerated or irrational fear of books....more »
    103. Biliary tract cancer
     Cancer that develops in the gallbladder or bile ducts....more »
    104. 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 »
    105. 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 »
    106. Blastomycosis
     A fungal infection caused by Blastomyces dermatitidis and resulting in lung, skin, bone and genitourinary involvement....more »
    107. 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 »
    108. Bogyphobia
     An exaggerated or irrational fear of demons and goblins....more »
    109. 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 »
    110. Borreliosis
     An infectious bacterial disorder that is transmitted by ticks and causes skin rashes joint swelling and other symptoms similar to the flu....more »
    111. 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 »
    112. 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 »
    113. 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 »
    114. Bradbury-Eggleston syndrome
     A syndrome mainly involving reduced blood pressure, lightheadedness or fainting on standing, dizziness and visual disturbances that is associated with a degeneration of the autonomic nerve system. It is most common in older males. Symptoms tend to be wors...more »
    115. Brain abscess
     Pus accumulating into an abscess on the brain...more »
    116. Brain cancer
     Cancer of the brain....more »
    117. 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 »
    118. Bromidrosiphobia
     An exaggerated or irrational fear of having unpleasant body odor....more »
    119. Bronchiolitis
     Inflammation of the bronchioles....more »
    120. Bronchitis
     Bronchitis is an inflammation of the air passages within the lungs. It occurs when the trachea and the large and small bronchi within the lungs become inflamed...more »
    121. Brown Recluse spider poisoning
     The Brown Recluse spider is poisonous and is found mainly in southern and central areas of the US....more »
    122. 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 »
    123. Bullis fever syndrome
     A disease transmitted through tick bites (Ambylomma americanum). Symptoms include fever, rash and headache. The disease was first observed in soldiers training at Camp Bullis in America....more »
    124. Burkholderia pseudomallei
     Gram negative, aerobic, motile rod shaped bacterium....more »
    125. Cainophobia
     An exaggerated or irrational fear of novelty....more »
    126. 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 »
    127. Campylobacter jejuni subspecies doylei infection
     A bacterial infection that involves bacteria from the Campylobacter family. It tends to cause gastrointestinal symptoms....more »
    128. Cancerophobia
     An exaggerated or irrational fear of cancer....more »
    129. Cancerphobia
     An exaggerated or irrational fear of cancer....more »
    130. Carcinomatophobia
     An exaggerated or irrational fear of cancer....more »
    131. Carcinomophobia
     An exaggerated or irrational fear of cancer....more »
    132. Carcinophobia
     An exaggerated or irrational fear of cancer....more »
    133. Cardiophobia
     An exaggerated or irrational fear of heart disease....more »
    134. 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 »
    135. Cathisophobia
     An exaggerated or irrational fear of sitting down....more »
    136. Catoptrophobia
     An exaggerated or irrational fear of mirrors....more »
    137. Cellulitis
     Inflammation of skin or subcutaneous tissues....more »
    138. Celtophobia
     An exaggerated or irrational fear of Celts....more »
    139. Cenophobia
     An exaggerated or irrational fear of a void or open spaces....more »
    140. 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 »
    141. Cephalothoracic progressive lipodystrophy
     A rare acquired disorder that involves adipose tissue abnormalities and is characterized by loss of adipose tissue mainly in the trunk and arms....more »
    142. Ceraunophobia
     An exaggerated or irrational fear of thunder and lightning....more »
    143. Chaetophobia
     An exaggerated or irrational fear of hair....more »
    144. Cheese Washer's lung
     Inhalation of cheese particles contaminated with bacteria in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reactin...more »
    145. Cheese Washer's lung -- Penicillium spp.
     Inhalation of cheese particles contaminated with bacteria (Penicillium spp.) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's im...more »
    146. Cheimatophobia
     An exaggerated or irrational fear of cold....more »
    147. 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 »
    148. 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 »
    149. 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 »
    150. 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 »
    151. 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 »
    152. Chemical poisoning -- Selenium
     Selenium is a chemical element used mainly as an industrial catalyst, in glass and ceramic manufacturing, as an animal feed additive, in photography and in the electronics industry. Ingestion and other exposures to the chemical can cause various symptoms....more »
    153. Chemical poisoning -- Tin
     Tin is an element used mainly in steel can coatings, copper wire coating and solder, bronze and pewter. 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 »
    154. Chemical poisoning -- Turpentine Oil
     Turpentine Oil is a chemical used mainly as a solvent, paint thinner and various other applications such as deodorizing fragrances and antiseptics. Ingestion and other exposures to the chemical can cause various symptoms. The type and severity of symptoms...more »
    155. Chemical worker's lung (Ammonia)
     Inhalation of a chemical called Ammonia in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to t...more »
    156. Chemical worker's lung (Chlorine)
     Inhalation of a chemical called Chlorine in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to ...more »
    157. Chemical worker's lung (Formalin vapours)
     Inhalation of a chemical called Formalin vapours in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    158. Chemical worker's lung (Hydrogen Sulfide)
     Inhalation of a chemical called Hydrogen Sulfide in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    159. Chemical worker's lung (Methylene Diisocyanate)
     Inhalation of a chemical called Methylene Diisocyanate in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting t...more »
    160. Chemical worker's lung (Nitrogen dioxide)
     Inhalation of a chemical called Nitrogen dioxide in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    161. Chemical worker's lung (Ozone)
     Inhalation of a chemical called Ozone in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the...more »
    162. Chemical worker's lung (Phosgene)
     Inhalation of a chemical called Phosgene in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to ...more »
    163. Chemical worker's lung (Sulfur dioxide)
     Inhalation of a chemical called Sulfur dioxide in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposu...more »
    164. Chemical worker's lung (Trimellitic anhydride)
     Inhalation of a chemical called trimellitic anhydride)in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to...more »
    165. Chemical worker's lung -- Lacquer
     Inhalation of a lacquer (which contains isocyanates) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to ...more »
    166. Chemical worker's lung -- Varnish
     Inhalation of a varnish (which contains isocyanates) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to ...more »
    167. Cherophobia
     An exaggerated or irrational fear of gaiety....more »
    168. Chinophobia
     An exaggerated or irrational fear of snow....more »
    169. 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 »
    170. Cholangitis
     bile duct inflammation (cholangitis)...more »
    171. 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 »
    172. Cholerophobia
     An exaggerated or irrational fear of cholera....more »
    173. Chrematophobia
     An exaggerated or irrational fear of wealth....more »
    174. Chrometophobia
     An exaggerated or irrational fear of money....more »
    175. Chromophobia
     An exaggerated or irrational fear of colors....more »
    176. 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 »
    177. Chronophobia
     An exaggerated or irrational fear of time. Prisoners often develop a fear of time passing....more »
    178. Cibophobia
     An exaggerated or irrational fear of food....more »
    179. Cleptophobia
     An exaggerated or irrational fear of thieves or of being robbed by thieves....more »
    180. Clinophobia
     An exaggerated or irrational fear of going to bed....more »
    181. Cnidophobia
     An exaggerated or irrational fear of insect stings....more »
    182. 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 »
    183. 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 »
    184. 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 »
    185. Coffee Worker's lung
     Inhalation of coffee bean dust in occupational settings can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to small air-bo...more »
    186. Coitophobia
     An exaggerated or irrational fear of sexual intercourse....more »
    187. Cold & Flu
    188. 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 »
    189. Cold skin
    190. 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 »
    191. Colorado tick fever
     A tickborne condition caused by an arenavirus...more »
    192. Cometophobia
     An exaggerated or irrational fear of comets....more »
    193. Conor's disease
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    194. Constrictive pericarditis
     Inflammation, swelling and thickening of the pericardium (fibrous sac surrounding the heart) which causes it to tighten around the heart and affect its function. The condition may be misdiagnosed as a heart attack and vice versa....more »
    195. Constrictive tuberculous pericarditis
     Inflammation and swelling of the pericardium (fibrous sac surrounding the heart) that occurs as a complication of tuberculosis. The condition may be misdiagnosed as a heart attack and vice versa....more »
    196. Copperhead snake poisoning
     The Copperhead snake is a poisonous snake found mainly in parts of North America. The toxicity of the poison varies among species but some species are extremely poisonous and readily result in death if the patient is not treated....more »
    197. Coprophobiaphobia
     An exaggerated or irrational fear of feces or excrement....more »
    198. Coronavirus-related Cold
     A Coronavirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Coronavirus. Although colds can cause discomfort they are not considered a serious condition. Coronaviruses are a significant cause of common colds ...more »
    199. Coulrophobia
     An exaggerated or abnormal fear of clowns. Children are most often affected but teenagers and adults can occasionally be affected as well....more »
    200. Coxsackievirus-related Cold
     A Coxsackievirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Coxsackievirus. Although colds can cause discomfort they are not considered a serious condition....more »
    201. Cremnophobia
     An exaggerated or irrational fear of precipices....more »
    202. Crotalidae snake poisoning
     Crotalids are snakes from the Crotalidae family. This group of snakes includes rattlesnakes which are usually found in America. These snakes are easily identified by the "rattle" at the tip of their tails. The toxicity of the venom can vary among species ...more »
    203. Cryophobia
     An exaggerated or irrational fear of extreme cold, frost or ice....more »
    204. Crystallophobia
     An exaggerated or irrational fear of glass or crystals....more »
    205. Cycloserine-induced Sideroblastic anemia
     Cycloserine -induced sideroblastic anemia is a blood disorder caused by taking a drug called Cycloserine. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blood cells...more »
    206. Cymophobia
     An exaggerated or irrational fear of waves....more »
    207. Cynophobia
     An exaggerated or irrational fear of dogs....more »
    208. Cypridophobia
     An exaggerated or irrational fear of venereal disease....more »
    209. Cystitis
     Bladder infection or inflammation...more »
    210. Cytomegalovirus -- Teratogenic Agent
     There is strong evidence to indicate that the development of Cytomegalovirus during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by th...more »
    211. Darvocet overdose
     Darvocet is a prescription drug mainly used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    212. Daunorubicin -- Teratogenic Agent
     There is evidence to indicate that exposure to Daunorubicin (a chemotherapy drug) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected ...more »
    213. Declomycin -- Teratogenic Agent
     There is evidence to indicate that exposure to Declomycin (an antibiotic) during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the l...more »
    214. Deipnophobia
     An exaggerated or irrational fear of dining and dinner conversation....more »
    215. Delayed Viral Syndromes
     Syndromes caused by viral infections that are delayed in there appearance...more »
    216. Delirium tremens
     Delirium from alcohol withdrawal...more »
    217. Delphinium poisoning
     Delphinium is a member of the Buttercup family and contains toxic alkaloids. It's seeds are very toxic but other parts of the plant are also poisonous. As the plant ages, it becomes less poisonous. Toxicity varies amongst species....more »
    218. Demerol overdose
     Demerol is a prescription drug used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    219. Demerol withdrawal
     Symptoms that occur when Demerol use is discontinued or reduced. Demerol is a pain-killing drug. Symptoms may vary depending on the level of dependence....more »
    220. Demonophobia
     An exaggerated or irrational fear of demons or spirits....more »
    221. Demophobia
     An exaggerated or irrational fear of crowds....more »
    222. Dental caries
     A destructive process causing decalcification of the tooth enamel leading to cavitation of the tooth...more »
    223. Dental conditions
     Conditions that affect ones dentition...more »
    224. Dermatophobia
     An exaggerated or irrational fear of skin disease....more »
    225. Detergent worker's disease
     Inhalation of detergent in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lead to symptoms such...more »
    226. Dextrophobia
     An exaggerated or irrational fear of objects on the right side of the body....more »
    227. Dialyzer hypersensitivity syndrome
     An anaphylactic reaction that occurs in some patients who are dialyzed on artificial kidneys. A compound (ethylene oxide) used to dry sterilize artificial kidneys is a likely allergen....more »
    228. Dikephobia
     An exaggerated or irrational fear of justice....more »
    229. Dilaudid overdose
     Dilaudid is a prescription drug used mainly to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    230. Dilaudid withdrawal
     Symptoms that occur when Dilaudid use is discontinued or reduced. Dilaudid is a pain-killing drug. Symptoms may vary depending on the level of dependence. Symptoms are usually peak during the second day and last about a week....more »
    231. Dimorphic anemia
     Dimorphic refers to anemia that has two different causes acting together e.g. iron deficiency as well as a Vitamin B12 deficiency....more »
    232. Dinophobia
     An exaggerated or irrational fear of whirlpools....more »
    233. Diplopiaphobia
     An exaggerated or irrational fear of double vision....more »
    234. Dipsophobia
     An exaggerated or irrational fear of drinking....more »
    235. Disseminated infection with mycobacterium avium complex
     Mycobacterium avium complex is an opportunistic bacterium which tends to occur mainly in patients with advanced AIDS. The infection can spread throughout the body and result in such things as blood infections....more »
    236. Diverticular Disease
     Protrusions of the colon wall (diverticulosis) or their inflammation (diverticulitis)...more »
    237. Diverticular disease and diverticulitis
    238. Dolobid -- Teratogenic Agent
     There is evidence to indicate that exposure to Dolobid (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 leve...more »
    239. Domatophobia
     An exaggerated or irrational fear of being inside a house....more »
    240. Doraphobia
     An exaggerated or irrational fear of contact with animal fur or skin....more »
    241. Doxepine-induced Immune Hemolytic Anemia
     Doxepine -induced immune hemolytic anemia is a condition where use of a medication called Methyldopa triggers the body's immune system to destroy it's own red blood cells which results in anemia....more »
    242. Drug-induced Immune Hemolytic Anemia
     Drug-induced immune hemolytic anemia is a condition where a medication triggers the body's immune system to destroy its own red blood cells which results in anemia. Certain drugs are more likely to trigger this abnormal immune response than others e.g. ce...more »
    243. Drug-induced Sideroblastic anemia
     Drug-induced sideroblastic anemia is a blood disorder caused by drugs such as cycloserine, isoniazid and ethanol. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blo...more »
    244. Dysmorphophobia
     An exaggerated or irrational fear of deformity. It usually relates to deformities in other people....more »
    245. Ecclesiophobia
     An exaggerated or irrational fear of church....more »
    246. Echovirus-related Cold
     An Echovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Echovirus. Although colds can cause discomfort they are not considered a serious condition....more »
    247. Ecophobia
     An exaggerated or irrational fear of home surroundings....more »
    248. Ecstasy abuse
     Use of the illicit drug called ecstasy...more »
    249. Ecstasy addiction
     An uncontrollable desire to use ecstasy on a regular basis. Chronic ecstasy use can lead to dependency in as little as two weeks. Ecstasy is a synthetic psychoactive drug often used as a recreational drug. Street names for the drug includes: XTC, Adam, Cl...more »
    250. Ectodermal dysplasia anhidrotic
     A rare inherited condition involving skin, hair, teeth and nail abnormalities. The condition is characterized by the absence of sweat and sebaceous glands, underdeveloped hair and teeth, characteristic face and other physical deformities....more »
    251. Ectodermal dysplasia, anhidrotic with T-cell immunodeficiency, autosomal dominant
     An inherited disorder characterized by dry, rough skin, sparse scalp hair, cone-shaped teeth and an immune system disorder....more »
    252. Eisoptrophobia
     An exaggerated or irrational fear of mirrors....more »
    253. Electrophobia
     An exaggerated or irrational fear of electricity or receiving an electric shock....more »
    254. Eleutherophobia
     An exaggerated or irrational fear of freedom....more »
    255. Emetophobia
     An exaggerated or irrational fear of vomiting....more »
    256. Encephalitis
     Dangerous infection of the brain...more »
    257. Endocarditis
     Inflammation of the inner lining of the heart...more »
    258. Enetophobia
     An exaggerated or irrational fear of pins or needles....more »
    259. English Laurel poisoning
     The English Laurel is an evergreen shrub with elongated spikes of flowers and white fruit with a black stone. The seeds, twigs and wilted leaves of the plant contain chemicals (cyanogenic glycoside, amygdalin) which are very poisonous and can cause death ...more »
    260. Enteroinvasive E. Coli infection
     A type of bacterial infection that results from ingesting contaminated food or water and results in gastroenteritis. Enteroinvasive refers to the invasion of bacteria into the gastrointestinal lining. It tends to occur as occasional outbreaks in developed...more »
    261. Enterotoxigenic Escherichia coli
     Bacterial infection of the digestive system...more »
    262. Enterovirus-related Cold
     Enterovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Enterovirus. Although colds can cause discomfort they are not considered a serious condition....more »
    263. Enteroviruses
     Viruses affecting the digestive tract....more »
    264. Entomophobia
     An exaggerated or irrational fear of insects....more »
    265. Eosophobia
     An exaggerated or irrational fear of the dawn....more »
    266. Epidemic typhus
     An infectious disease caused by Rickettsia prowazekii and transmitted by body lice. The severity of the illness may range from moderate to fatal....more »
    267. Ergasiophobia
     An exaggerated or irrational fear of or aversion to work. The word is sometimes used to describe a surgeon's fear of operating....more »
    268. Ergophobia
     An exaggerated or irrational fear of work....more »
    269. Erotophobia
     An exaggerated or irrational fear of sexual feelings. The condition is characterized by feelings of guilt and fear about sex. Sufferers dislkike talking about sex, are less likely to engage in sexual relations and have a very negative view of sexually exp...more »
    270. Erysipelas
     A severe streptococcal bacterial infection where infection spreads from the skin to tissue underneath. The face and extremities are the usual sites affected....more »
    271. Erythema chronicum migrans
     The first stage of Lyme disease which is transmitted by the bite of the Ixodid tick. The first stage involves a skin rash with systemic symptoms also often occurring....more »
    272. Erythroderma
     Condition with thickening and flaking skin...more »
    273. Erythrophobia
     An exaggerated or irrational fear of blushing....more »
    274. Escharonodulaire
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    275. Ethanol-induced Sideroblastic anemia
     Ethanol-induced sideroblastic anemia is a blood disorder caused by consuming ethanol. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blood cells which make them una...more »
    276. Etodolac -- Teratogenic Agent
     There is evidence to indicate that exposure to Etodolac (used mainly for arthritis) 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 »
    277. Euphophobia
     An exaggerated or irrational fear of good news....more »
    278. Extradural hematoma
     Bleeding in the skull outside the brain...more »
    279. Familial Cold Autoinflammatory Syndrome (FCAS)
     An inherited inflammatory disorder which causes periods of fever, rash and pain in joints after being exposed to cold conditions. Symptoms last less than a day and start within hours of exposure to the cold....more »
    280. Farmer's lung -- Micropolyspora faeni
     Inhalation of moldy contaminated with bacteria (Micropolyspora faeni) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune sy...more »
    281. Farmer's lung -- Thermoactinomyces vulgaris
     Inhalation of moldy contaminated with bacteria (Thermoactinomyces vulgaris) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's imm...more »
    282. Feather Plucker's lung
     Inhalation of particles from chicken feathers in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposur...more »
    283. Febriphobia
     An exaggerated or irrational fear of fever....more »
    284. Fever
     Elevation of the body temperature above the normal 37 degrees celsius...more »
    285. Filovirus
     A group of viruses that includes Marburg and Ebola...more »
    286. Fire cherry poisoning
     Fire cherry is a tree found mainly in the US. Ti bears round clusters of flowers and fruit with a large pit. The wilted leaves, stems and seeds contain cyanogenic glycoside and amygdalin which can be very poisonous if eaten. Severe cases of poisoning can ...more »
    287. Fish meal worker's lung
     Inhalation of a fish meal particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the f...more »
    288. Fitz-Hugh syndrome
     A complication of upper genital tract infections in females where the membrane lining the stomach (peritoneum) and tissues surrounding the liver become inflamed. The infections involved are usually Chlamydia or gonorrhea. In some cases the diaphragm is al...more »
    289. Flax poisoning
     Flax is slender-stemmed herb which bears blue flowers and capsulated fruit containing smooth brown seeds. The plant originated in Europe but is found in many parts of the world growing wild. The plant contains a chemical called linomarin (a cyanogenic gly...more »
    290. Flea-borne diseases
     Diseases that are carried by fleas...more »
    291. Flu
     Very common viral respiratory infection....more »
    292. Flu-like conditions
     Medical conditions similar to flu, or exhibition flu-like symptoms....more »
    293. Folate-deficiency anemia
     Folate-deficiency anemia is a blood condition characterized by low levels of folate in the body which leads to a reduction in the number of red blood cells. It is usually the result of a poor diet, malabsorption issues or the use of certain medications....more »
    294. Food poisoning
     Poisoning from a substance or microbe in food....more »
    295. Fothergill disease
     Episodes of severe facial pain that lasts from seconds to minutes and involves the trigeminal nerve....more »
    296. Frigophobia
     An exaggerated or irrational fear of cold....more »
    297. Frostbite
     Tissue damage from freezing...more »
    298. Fungemia
     The presence of fungi in the blood. Most commonly occurs in people with a compromised immune system. Other risk factors include dialysis, burns, diabetes and use of broad-spectrum antibiotics and steroids. The severity of symptoms is variable....more »
    299. Furrier's lung
     Inhalation of a dust from animal fur in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the ...more »
    300. Gallstones
     Stone-like deposits in the gall bladder....more »
    301. Gametophobia
     An exaggerated or irrational fear of marriage....more »
    302. Gamophobia
     An exaggerated or irrational fear of marriage....more »
    303. Gangrene
     Tissue death...more »
    304. Generalised anxiety disorder
     Anxiety is a feeling of apprehension or fear....more »
    305. Generalized anxiety disorder
     Excessive anxiety and worrying....more »
    306. Generalized pustular psoriasis
     This is a rare form of psoriasis is also known as von Zumbusch psoriasis. It can be life-threatening especially in the elderly. It is characterized by the development of pustules in the flexural areas - the backs of the knees, the insides of the elbows, t...more »
    307. Generalized pustular psoriasis of pregnancy
     A form of psoriasis that occurs during the third trimester of pregnancy and is characterized by pustules rather the skin bumps. The skin under and around the pustules is red and variable areas of skin may be involved. The pustules tends to occur in locali...more »
    308. Geniophobia
     An exaggerated or irrational fear of chins....more »
    309. Genophobia
     An exaggerated or irrational fear of sex....more »
    310. Genuphobia
     An exaggerated or irrational fear of knees....more »
    311. Gephyrophobia
     An exaggerated or irrational fear of crossing a bridge....more »
    312. Gerascophobia
     An exaggerated or irrational fear of growing old....more »
    313. Geumophobia
     An exaggerated or irrational fear of tastes or flavors....more »
    314. Gila Lizard poisoning
     Gila lizards are one of the few venomous species of lizard. They are found in parts of America such as Arizona, California, Nevada and Mexico. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila li...more »
    315. Glossophobia
     An exaggerated or irrational fear of speaking in public or speech anxiety....more »
    316. Glucose-6-Phosphate Dehydrogenase Deficiency
     A rare enzyme abnormality involving a deficiency of the glucose-6-phosphate dehydrogenase which causes premature destruction of red blood cells. The excessive destruction of red blood cells can be triggered by certain infections or drugs or by eating fava...more »
    317. Golden hurricane lily poisoning
     The golden hurricane lily is a bulbous herb with strappy leaves and bright yellow flowers on the end of a long stem. It is often used as an ornamental plant in gardens. The bulb of the plant contains a chemical called lycorine which can cause symptoms if ...more »
    318. Goodpasture syndrome
     A rare disease involving inflammation of membranes in the lung and kidneys....more »
    319. Goodpasture's syndrome
     A condition which is characterized by glomerulonephritis and pulmonary hemorrhage with circulating antibodies against basement membranes....more »
    320. Graeck-Imerslund disease
    321. Graphophobia
     An exaggerated or irrational dislike of writing....more »
    322. Grasbeck-Imerslund Disease
     A rare inherited disorder characterized by vitamin B12 deficiency which results from the body's inability to absorb vitamin B12 from the foods eaten....more »
    323. Gynephobia
     An exaggerated or irrational fear or hatred of women....more »
    324. Gynophobia
     An exaggerated or irrational fear or hatred of women....more »
    325. H1N1 Flu
    326. HIV-1, CRF01_AE
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    327. HIV-1, CRF02_AG
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    328. HIV-1, CRF04_ cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    329. HIV-1, CRF05_ D/F
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    330. HIV-1, CRF06_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    331. HIV-1, CRF07_BC
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    332. HIV-1, CRF08_BC
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    333. HIV-1, CRF11_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    334. HIV-1, CRF12_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    335. HIV-1, CRF13_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    336. HIV-1, CRF14_BG
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    337. HIV-1, CRF15_01B
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    338. HIV-1, CRF16_ A2D
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    339. HIV-1, CRF17_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    340. HIV-1, CRF18_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    341. HIV-1, CRF19_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    342. HIV-1, CRF20_BG
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    343. HIV-1, CRF21_A2D
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    344. HIV-1, CRF22_01A1
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    345. HIV-1, CRF23_BG
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    346. HIV-1, CRF24_BG
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    347. HIV-1, CRF25_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    348. HIV-1, CRF26_AU
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    349. HIV-1, CRF27_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    350. HIV-1, CRF28_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    351. HIV-1, CRF29_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    352. HIV-1, CRF30_0206
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    353. HIV-1, CRF31_BC
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    354. HIV-1, CRF32_06A1
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    355. HIV-1, CRF33_01B
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    356. HIV-1, CRF34_01B
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    357. HIV-1, CRF35_AD
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    358. HIV-1, CRF36_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    359. HIV-1, CRF37_cpx
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    360. HIV-1, CRF38_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    361. HIV-1, CRF39_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    362. HIV-1, CRF40_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    363. HIV-1, CRF41_CD
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    364. HIV-1, CRF42_BF
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    365. HIV-1, CRF43_02G
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    366. HIV-1A
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    367. HIV-1A1
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    368. HIV-1A2
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    369. HIV-1A3
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    370. HIV-1B
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    371. HIV-1C
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    372. HIV-1D
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    373. HIV-1E
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    374. HIV-1F
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    375. HIV-1F1
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    376. HIV-1F2
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    377. HIV-1G
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    378. HIV-1H
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    379. HIV-1J
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    380. HIV-1K
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    381. HIV-1M
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    382. HIV-1N
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    383. HIV-1O
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    384. HIV-2
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    385. HIV-2A
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    386. HIV-2B
     HIV is an immune system disease caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AIDS the person must also have an AI...more »
    387. HIV/AIDS
     HIV is a sexually transmitted virus and AIDS is the progressive immune failure that HIV causes....more »
    388. Hadeophobia
     An exaggerated or irrational fear of hell....more »
    389. Hagiophobia
     An exaggerated or irrational fear or dislike of saints and holy things....more »
    390. Hamaphobia
     An exaggerated or irrational fear of the sight of blood....more »
    391. Hamartophobia
     An exaggerated or irrational fear of error or sin....more »
    392. Haphophobia
     An exaggerated or irrational fear of touch....more »
    393. Haptophobia
     An exaggerated or irrational fear of touch....more »
    394. Harpaxophobia
     An exaggerated or irrational fear of robbers....more »
    395. Hay Worker's disease -- Aspergillus spp.
     Inhalation of hay particles contaminated with fungus (Aspergillus spp.) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune ...more »
    396. Hay-Wells Syndrome
     A rare genetic disorder characterized by ankyloblepharon, ectodermal dysplasia, and cleft lip and/or cleft palate....more »
    397. Hay-Wells syndrome, recessive type
     A rare recessively inherited genetic disorder characterized by ankyloblepharon, ectodermal dysplasia, and cleft lip and/or cleft palate. The recessive form of this condition is distinguished by the presence at birth of adhesions between the upper and lowe...more »
    398. Head injury
     An injury to the head...more »
    399. Heart attack
     Serious and often fatal acute heart condition...more »
    400. Heat exhaustion
     Overheating of the body with exhaustion or collapse...more »
    401. Hedonophobia
     An exaggerated or irrational fear of pleasure....more »
    402. Heliophobia
     An exaggerated or irrational fear of sunlight or increased sensitivity to sunlight....more »
    403. Helminthophobia
     An exaggerated or irrational fear of being infested with worms....more »
    404. Hematophobia
     An exaggerated or irrational fear of the sight of blood....more »
    405. Hemorragic fever with renal syndrome
     A group of infectious diseases that involve bleeding, fever and kidney problems. Examples of viruses that can cause such infectious diseases include Hantan virus, Puumala virus and Seoul virus. Examples of diseases caused by viruses in this group includes...more »
    406. Hepatitis
     Any type of liver inflammation or infection....more »
    407. Hepatocellular carcinoma (fibrolamellar variant)
     A rare form of liver cancer. The prognosis for this variant of hepatocellular cancer is better than for hepatocellular cancer....more »
    408. Herbal Agent adverse reaction -- Rue
     Rue can be used to induce abortion, as a topical insect repellant or to treat spasms and delayed menstruation. The herbal agent contains chemicals (alkaloids, arborine, arborinine) which can cause an adverse reaction in some people....more »
    409. Heroin overdose
     Heroin is an illegal and highly addictive recreational drug. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    410. Heroin withdrawal
     Symptoms that occur when heroin use is discontinued or reduced. Symptoms may vary depending on the level of dependence....more »
    411. Herpetophobia
     An exaggerated or irrational fear of reptiles....more »
    412. Herring poisoning (clupeotoxin)
     Some herrings contain toxins (Clupeotoxin) which can be poisonous to humans if eaten. Heat does not destroy the toxin and there is still uncertainty as to the origin of the toxin. The toxin appears to be present in higher concentrations in summer and is b...more »
    413. Heterophobia
     An exaggerated or irrational fear or aversion to heterosexuals....more »
    414. Hexakosioihexekontahexaphobia
     An exaggerated or irrational fear of the number 666....more »
    415. Hierophobia
     An exaggerated or irrational fear of sacred objects or priests....more »
    416. Hippophobia
     An exaggerated or irrational fear of horses....more »
    417. Hippopotomonstrosesquippedaliophobia
     An exaggerated or irrational fear of long words....more »
    418. Hodophobia
     An exaggerated or irrational fear of travel....more »
    419. Homichlophobia
     An exaggerated or irrational fear of fog....more »
    420. Homilophobia
     An exaggerated or irrational hatred of sermons....more »
    421. Homophobia
     An exaggerated or irrational fear of homosexuality which is affection between people of the same sex....more »
    422. Human granulocytic ehrlichiosis
     A rare infectious condition caused by infection with a type of bacteria called Ehrlichia (Anaplasma phagocytophilia) which attack granulocytes (a type of white blood cell). The infection is transmitted by the deer and American dog tick....more »
    423. Human monocytic ehrlichiosis
     A rare infectious condition caused by infection with a type of bacteria called Ehrlichia (Ehrlichia chaffeensis) which attack monocytes(a type of white blood cell). The infection is transmitted by the Lone Star and American dog tick....more »
    424. Humidifier lung
     Inhalation of humidifier vapors contaminated with pathogens such as amoeba and certain bacteria can cause various lung symptoms in occupational settings. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result f...more »
    425. Humidifier lung -- Acanthamoeba spp.
     Inhalation of humidifier vapors contaminated with a pathogen called (Acanthamoeba spp.) can cause various lung symptoms in occupational settings. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the ...more »
    426. Humidifier lung -- Bacillus spp.
     Inhalation of humidifier vapors contaminated with a pathogen called (Bacillus spp.) can cause various lung symptoms in occupational settings. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body...more »
    427. Humidifier lung -- Naegleria gruberi
     Inhalation of humidifier vapors contaminated with a pathogen called (Naegleria gruberi) can cause various lung symptoms in occupational settings. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the ...more »
    428. Humidifier lung -- Penicillum spp.
     Inhalation of humidifier vapors contaminated with a pathogen called (Penicillum spp.) can cause various lung symptoms in occupational settings. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the bo...more »
    429. Hyacinth bean poisoning
     Hyacinth bean is a vine which bears elongated spikes of purple, white or pink flowers. The plant originated in Africa and is often used as an ornamental plant. The seeds and seed pod contain cyanogenic glycoside which can cause poisoning if large quantiti...more »
    430. Hydrocodone overdose
     Hydrocodone is a prescription drug used mainly to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    431. Hydrocodone withdrawal
     Symptoms that occur when Hydrocodone use is discontinued or reduced. Hydrocodone is pain-killing drug. Symptoms may vary depending on the level of dependence. Symptoms are usually peak during the second day and last about a week....more »
    432. Hydrophophobia
     An exaggerated or irrational fear of rabies....more »
    433. Hygrophobia
     An exaggerated or irrational fear of liquids, particularly wine and water....more »
    434. Hylephobia
     An exaggerated or irrational fear of forests or wood....more »
    435. Hypengyophobia
     An exaggerated or irrational fear of responsibility....more »
    436. Hyperchromic Anemia
     Hyperchromic anemia is a blood disorder characterized by red blood cells which contain abnormally high amounts of haemoglobin as well as a reduced number of red blood cells. This anomaly is often caused by such things as Vitamin B12 deficiency and pernici...more »
    437. Hyperimmunoglobinemia D with recurrent fever
     A very rare disorder involving a high immunoglobulin level associated with periods of fever which generally reoccur every month or two....more »
    438. Hypertension
     High blood pressure...more »
    439. Hypnophobia
     An exaggerated or irrational fear of sleep or being hypnotized....more »
    440. Hypoglycemia
     Low blood sugar level...more »
    441. Hypoglycemic attack
     Sudden onset of low blood sugar levels...more »
    442. Hypotension
     Blood pressure that is too low...more »
    443. Hypothermia
     Low body temperature...more »
    444. Iatrophobia
     An exaggerated or irrational fear of going to the doctor....more »
    445. Ibuprofen -- Teratogenic Agent
     There is evidence to indicate that exposure to Ibuprofen 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 »
    446. Ichthyophobia
     An exaggerated or irrational fear of fish....more »
    447. Idiopathic acute eosinophilic pneumonia
     An acute lung disorder involving the infiltration of eosinophils into the lung tissue with no apparent cause....more »
    448. Ignophobia
     An exaggerated or irrational fear of not knowing....more »
    449. India tick typhus
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    450. Indian tick fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    451. 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 »
    452. Infectious Diarrhea
     Infectious digestive infections causing diarrhea....more »
    453. Infectious arthritis
     A rare condition where arthritis occurs as a result of joint infection by a bacteria, virus or fungus. Symptoms vary according to the infection type....more »
    454. Infective endocarditis
     The infection and inflammation of the inner heart layers, especially the valves. The infection is usually bacterial. The condition carries a high risk of death....more »
    455. Influenza A
     A type of virus affecting the respiratory tract...more »
    456. Influenza B
     A type of virus affecting the respiratory tract...more »
    457. Inherited spherocytic anemia
     Inherited Spherocytic anemia is an inherited blood disorder characterized by red blood cells that are shaped like a sphere (spherocytes) rather than the normal doughnut shape. These abnormal cells are broken down prematurely resulting in a shortage of red...more »
    458. Interferon Beta -- Teratogenic Agent
     There is evidence to indicate that exposure to Interferon Beta during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exp...more »
    459. Invasive group A Streptococcal disease
     Infection with Group A Streptococcal bacteria...more »
    460. Iophobia
     An exaggerated or irrational fear of poisons....more »
    461. Isopterophobia
     An exaggerated or irrational fear of termites....more »
    462. Israeli spotted fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    463. Jonquil poisoning
     The Jonquil is a pretty flowering bulb plant. The bulb contains phenanthridine alkaloids and calcium oxalate crystals which can cause symptoms if ingested. Generally, toxicity only occurs if large quantities are eaten. Severe skin irritation can occur upo...more »
    464. Judeophobia
     An exaggerated or irrational fear of Jews....more »
    465. Kakorrhaphiophobia
     An exaggerated or irrational fear of failure or defeat....more »
    466. Katagelophobia
     An exaggerated or irrational fear of being ridiculed or disliked....more »
    467. Katayama fever
     An acute disease due to infection with Schistosoma parasites. Transmission can occur through contact with infected waters....more »
    468. Kenya fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    469. Kenya tick typhus
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    470. Kenya tick-bite fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    471. Ketorolac -- Teratogenic Agent
     There is evidence to indicate that exposure to Ketorolac 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 »
    472. Kidney stones
     Kidney stones are solid deposits of salts (e.g calcium) from the urine. These deposits can impair the passage of urine that has the potential to result in infection and kidney damage or failure in severe cases....more »
    473. Kinetophobia
     An exaggerated or irrational fear or dislike of movement or motion ....more »
    474. Kleptophobia
     An exaggerated or irrational fear of thieves or having things stolen by thieves....more »
    475. Knoiophobia
     An exaggerated or irrational fear of dust....more »
    476. Kopophobia
     An exaggerated or irrational fear of fatigue or exhaustion....more »
    477. Kuru
     An infectious prion disease that is only found in New Guinea...more »
    478. Kynophobia
     An exaggerated or irrational fear of rabies....more »
    479. Lachanophobia
     An exaggerated or irrational fear of vegetables....more »
    480. Laliophobia
     An exaggerated or irrational fear of talking....more »
    481. Lamellar ichthyosis
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes....more »
    482. Lamellar ichthyosis, autosomal dominant form
     A very rare dominantly inherited disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes....more »
    483. Lamellar ichthyosis, type 2
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes. Type 2 is distinguished by the location of the genetic defect - chromosome 2q34....more »
    484. Lamellar ichthyosis, type 3
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal large dark, plate-like scales. Type 3 is distinguished by the location of the genetic defect - chromosome 19p12-q12. This type also affects the ears and...more »
    485. Lamellar ichthyosis, type 5
     A very rare disorder where an infant is born covered with a transparent membrane which sheds to reveal red scaly skin patches of varying sizes. Type 5 is distinguished by the location of the genetic defect - chromosome 17p13.2-p13.1....more »
    486. Lamictal -- Teratogenic Agent
     There is evidence to indicate that exposure to Lamictal 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 »
    487. Lamotrigine -- Teratogenic Agent
     There is evidence to indicate that exposure to Lamotrigine during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposur...more »
    488. Lassa fever
     Infectious rat-borne West African disease....more »
    489. Lederer's anemia
     Lederer's anemia refers to the rapid destruction of red blood cells for no apparent reason....more »
    490. Legionella adelaidensis infection
     Legionella adelaidensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    491. Legionella anisa infection
     Legionella anisa is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or those ...more »
    492. Legionella beliardensis infection
     Legionella beliardensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    493. Legionella birminghamensis infection
     Legionella birminghamensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly...more »
    494. Legionella bozemanii infection
     Legionella bozemanii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    495. Legionella bruneiensis infection
     Legionella bruneiensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    496. Legionella brunensis infection
     Legionella brunensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    497. Legionella busanensis infection
     Legionella busanensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    498. Legionella cherrii infection
     Legionella cherrii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    499. Legionella cincinnatiensis infection
     Legionella cincinnatiensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly...more »
    500. Legionella donaldsonii infection
     Legionella donaldsonii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    501. Legionella donaldsonil infection
     Legionella donaldsonil is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    502. Legionella drancourtii infection
     Legionella drancourtii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    503. Legionella drozanskii infection
     Legionella drozanskii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    504. Legionella dumofii infection
     Legionella dumofii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    505. Legionella erythra infection
     Legionella erythra is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    506. Legionella fairfieldensis infection
     Legionella fairfieldensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly ...more »
    507. Legionella fallonii infection
     Legionella falloni is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    508. Legionella feelei infection
     Legionella feelei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or those...more »
    509. Legionella feeleii infection
     Legionella feeleii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or thos...more »
    510. Legionella gesstiana infection
     Legionella gesstiana is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    511. Legionella gormanii infection
     Legionella micdadei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    512. Legionella gratiana infection
     Legionella gratiana is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    513. Legionella gresilensis infection
     Legionella gresilensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    514. Legionella hackeliae infection
     Legionella hackeliae is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    515. Legionella impletisoli infection
     Legionella impletisoli is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    516. Legionella isrealensis infection
     Legionella isrealensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    517. Legionella jamestowniensis infection
     Legionella jamestowniensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly...more »
    518. Legionella jordanis infection
     Legionella jordanis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    519. Legionella lansingensis infection
     Legionella lansingensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    520. Legionella londinensis infection
     Legionella londinensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    521. Legionella longbeachae infection
     Legionella longbeachae is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    522. Legionella lytica infection
     Legionella lytica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or those...more »
    523. Legionella maceachemii infection
     Legionella maceachemii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    524. Legionella maceachernii infection
     Legionella maceachernii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    525. Legionella micdadei infection
     Legionella micdadei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    526. Legionella monrovica infection
     Legionella monrovica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or th...more »
    527. Legionella moravica infection
     Legionella moravica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    528. Legionella nautarum infection
     Legionella nautarum is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    529. Legionella oakridgensis infection
     Legionella oakridgensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    530. Legionella parisiensis infection
     Legionella parisiensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    531. Legionella quateirensis infection
     Legionella quateirensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    532. Legionella quinlivanii infection
     Legionella quinlivanii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    533. Legionella rowbothamii infection
     Legionella rowbothamii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    534. Legionella rubrilucens infection
     Legionella rubrilucens is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    535. Legionella sainthelensi infection
     Legionella sainthelensi is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    536. Legionella santicrucis infection
     Legionella santicrucis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    537. Legionella shakespearei infection
     Legionella shakespearei is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or...more »
    538. Legionella spiritensis infection
     Legionella spiritensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    539. Legionella steigerwaltii infection
     Legionella steigerwaltii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly o...more »
    540. Legionella tauriensis infection
     Legionella tauriensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    541. Legionella tusconensis infection
     Legionella tucsonensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    542. Legionella wadsorthii infection
     Legionella wadsorthii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    543. Legionella wadsworthii infection
     Legionella wadsworthii is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    544. Legionella waltersii infection
     Legionella moravica is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or tho...more »
    545. Legionella worsliensis infection
     Legionella worsliensis is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or ...more »
    546. Legionella yabuuchiae infection
     Legionella yabuuchiae is a type of bacteria which can cause infection in susceptible humans. Risk factors include diabetes, certain cancers, old age, immunosuppression, emphysema and smoking. Infection is rare and can occur at any age but the elderly or t...more »
    547. Legionnaires' disease
     A severe respiratory disease which is caused by the Legionella pneumophila bacteria. The condition can result in pneumonia and can be life-threatening....more »
    548. Lemierre's syndrome
     A very rare condition where a throat infection leads to secondary infection and blood clot formation in the internal jugular vein. The infected blood clot can then travel to other parts of the body and cause problems. The usual bacterial culprit is Fusoba...more »
    549. Lepraphobia
     An exaggerated or irrational fear of leprosy....more »
    550. Leptomeningitis
     A condition which is characterized by inflammation of the leptomeninges...more »
    551. Leukemia
     Cancer of the blood cells, usually white blood cells....more »
    552. Levophobia
     An exaggerated or irrational fear of objects on the left side of the body....more »
    553. Limnophobia
     An exaggerated or irrational fear of lakes....more »
    554. Linonophobia
     An exaggerated or irrational fear of string....more »
    555. Listeriosis
     Bacterial food poisoning...more »
    556. Liver abscess
     Pus in the liver...more »
    557. Lizard poisoning
     A few lizard species are venomous e.g. Gila monster and Mexican beaded lizard. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila lizards tend to hold on with their jaws while biting and the longe...more »
    558. Lodine -- Teratogenic Agent
     There is evidence to indicate that exposure to Lodine (used mainly for arthritis) 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 »
    559. Logophobia
     An exaggerated or irrational fear or dislike of words....more »
    560. Loquat poisoning
     Loquat is a shrubby plant which bears clusters of small white flowers and largish yellow fleshy fruit. The plant is often used in gardens as an ornamental plant. The kernel from inside the seeds contains a chemical called cyanogenic glycoside which can be...more »
    561. Lortab overdose
     Lortab is a prescription drug used to treat. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    562. Lunaphobia
     An exaggerated or irrational fear of the moon....more »
    563. Lung abscess
     Pus (abscess) in the lung...more »
    564. Lupus
     Autoimmune disease with numerous effects on various organs and linings....more »
    565. Lymphadenopathy, angioimmunoblastic with dysproteinemia
     A progressive immune system disorder that usually affects people over the age of 50 and is characterized by chills, sweating, weight loss, skin rashes....more »
    566. Lymphoma
     Cancer involving lymph nodes and the immune system....more »
    567. Lymphomatous thyroiditis
     Progressive thyroid gland enlargement due to autoimmune disease....more »
    568. Lyssophobia
     An exaggerated or irrational fear of becoming insane....more »
    569. Macrocytic Hyperchromic Anemia
     Macrocytic Hyperchromic anemia is a blood disorder characterized by abnormally large red blood cells which contain abnormally high amounts of haemoglobin. There is also a reduced number of red blood cells. This anomaly can be associated with such things a...more »
    570. Malaria
     A parasitic disease transmitted through mosquito bites....more »
    571. Malt Worker's disease
     Inhalation of malt particles contaminated with fungus in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to...more »
    572. Malt Worker's disease -- Aspergillus spp.
     Inhalation of malt particles contaminated with fungus (Aspergillus spp.) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune...more »
    573. Marburg virus
     Serious virus related to Ebola....more »
    574. Marseilles fever
     An infectious disease that is caused by Rickettsia conorii which is transmitted by the brown dog tick (Rhipicephalus sanguineus). The disease occurs predominantly in Mediterranean areas such as India and Africa. The onset of symptoms is usually sudden and...more »
    575. Mastitis
     Infected breast common in nursing mothers...more »
    576. Mayaro fever
     Infection with a type of virus (Mayaro virus) transmitted by mosquito bites. The disease is most common in South America. The incubation period is one to two weeks....more »
    577. Measles
     Once common viral infection now rare due to vaccination....more »
    578. Mechanophobia
     An exaggerated or irrational fear or dislike of machinery....more »
    579. Mediastinal endodermal sinus tumors
     A rare yolk sac tumor that occurs in the mediastinal area (the area that separates the lungs). It is a type of cancer that originates from immature cells (germ cells) that evolve into gonadal tissue but can also be found in other parts of the body such as...more »
    580. 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 »
    581. Mediterranean Spotted Fever
     A condition caused by Rickettsia rickettsia transmitted by the tick...more »
    582. Megaloblastic Anemia 1
     A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megal...more »
    583. Megalocytic-Normochromic anemia
     Megalocytic-Normochromic is a blood disorder characterized by normal amounts of haemoglobin within abnormally large red blood cells. However, the number of red blood cells is low....more »
    584. Melioidosis
     Bacterial infection from soil or water....more »
    585. Meningitis
     Dangerous infection of the membranes surrounding the brain....more »
    586. Meningococcal disease
     Dangerous bacterial infection causing meningitis or bacteremia....more »
    587. Meningococcal infection
     A rare infectious disease caused by a bacterium called Neisseria meningitides....more »
    588. Menopause
     The end of female menstruation and fertility....more »
    589. Meprobamate -- Teratogenic Agent
     There is evidence to indicate that exposure to Meprobamate 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 »
    590. Merinthophobia
     An exaggerated or irrational fear of being bound....more »
    591. Metal Fume Fever -- Aluminium
     Metal fume fever is a flu-like illness which can result from inhalation of aluminium oxide fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    592. Metal Fume Fever -- Antimony
     Metal fume fever is a flu-like illness which can result from inhalation of antimony fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    593. Metal Fume Fever -- Cadmium
     Metal fume fever is a flu-like illness which can result from inhalation of cadmium fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    594. Metal Fume Fever -- Chromium
     Metal fume fever is a flu-like illness which can result from inhalation of chromium fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    595. Metal Fume Fever -- Copper
     Metal fume fever is a flu-like illness which can result from inhalation of copper fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    596. Metal Fume Fever -- Iron
     Metal fume fever is a flu-like illness which can result from inhalation of iron fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    597. Metal Fume Fever -- Magnesium
     Metal fume fever is a flu-like illness which can result from inhalation of magnesium fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    598. Metal Fume Fever -- Manganese
     Metal fume fever is a flu-like illness which can result from inhalation of manganese fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    599. Metal Fume Fever -- Nickel
     Metal fume fever is a flu-like illness which can result from inhalation of nickel fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    600. Metal Fume Fever -- Selenium
     Metal fume fever is a flu-like illness which can result from inhalation of selenium fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    601. Metal Fume Fever -- Silver
     Metal fume fever is a flu-like illness which can result from inhalation of silver fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    602. Metal Fume Fever -- Tin
     Metal fume fever is a flu-like illness which can result from inhalation of tin fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    603. Metal Fume Fever -- Zinc
     Metal fume fever is a flu-like illness which can result from inhalation of zinc fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    604. Metal fume fever
     Metal fume fever is a flu-like illness which can result from inhalation of iron oxide fumes. The condition is most likely to occur in poorly ventilated areas in the metal-working industry....more »
    605. Metallophobia
     An exaggerated or irrational fear of metals....more »
    606. Meteorophobia
     An exaggerated or irrational fear of meteors or meteorites....more »
    607. Methadone overdose
     Methadone is a prescription drug mainly used as a painkiller and to treat heroin addiction. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    608. Methotrexate -- Teratogenic Agent
     There is evidence to indicate that exposure to Methotrexate during pregnancy may have a teratogenic effect on the fetus. A teratogen is a substance that can cause birth defects. The likelihood and severity of defects may be affected by the level of exposu...more »
    609. Methyldopa-induced Immune Hemolytic Anemia
     Methyldopa-induced immune hemolytic anemia is a condition where use of a medication called Methyldopa triggers the body's immune system to destroy it's own red blood cells which results in anemia....more »
    610. Mexican Beaded Lizard poisoning
     Gila lizards are one of the few venomous species of lizard. They are found in parts of America such as Arizona, California, Nevada and Mexico. Envenomation by lizards is very uncommon but these venomous lizards can cause life-threatening symptoms. Gila li...more »
    611. Microcytic Anemia
     Microcytic anemia is a blood disorder characterized by small red blood cells (erythrocytes). The red blood cells are small due to a failure of haemoglobin synthesis or insufficient quantities of haemoglobin available. The blood disorder is usually caused ...more »
    612. Microcytic Hyperchromic Anemia
     Microcytic Hyperchromic anemia is a blood disorder characterized by abnormally small red blood cells which contain abnormally high amounts of haemoglobin. There is also a reduced number of red blood cells. This anomaly can be associated with such things a...more »
    613. Microcytic hypochromic anemia
     Microcytic anemia is a blood disorder characterized by small red blood cells (erythrocytes) which have insufficient haemoglobin and hence have a reduced ability to carry oxygen through the body. The red blood cells are small due to a failure of haemoglobi...more »
    614. Microcytic-Normochromic anemia
     Microcytic-Normochromic anemia is a blood disorder characterized by normal amounts of haemoglobin within small red blood cells. However the number of red blood cells is low....more »
    615. Microphobia
     An exaggerated or irrational fear of microorganisms....more »
    616. Misanthropy
     An exaggerated or irrational hatred of mankind. Sufferers have a great distrust of human nature and tend to dislike or distrust other people....more »
    617. Misogynism
     An exaggerated or irrational fear or dislike of females....more »
    618. Misogyny
     An exaggerated or irrational fear or dislike of women....more »
    619. Misophobia
     An exaggerated or irrational fear of dirt or being contaminated by dirt or germs....more »
    620. Misosophy
     An exaggerated or irrational fear of wisdom....more »
    621. Mitral atresia
     A rare defect where the mitral valve is closed off. The mitral valve connects the two chambers on the left side of the heart (atrium and ventricle). The blood is therefore unable to flow between the two heart chambers....more »
    622. Mollusk-shell hypersensitivity -- inhalation
     Inhalation of sea snail shell dust in occupational settings can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to small ai...more »
    623. Molysomophobia
     An exaggerated or irrational fear of infection....more »
    624. Monopathophobia
     An exaggerated or irrational fear of sickness....more »
    625. Monophobia
     An exaggerated or irrational fear of being alone. Sufferers may also fear being away from a particular place or person who makes them feel safe. An underlying anxiety disorder is generally involved....more »
    626. Morphine overdose
     Morphine is a highly addictive drug used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    627. Mosquito-borne diseases
     Diseases that are carried by the mosquito...more »
    628. Mouldy shower curtain hypersensitivity pneumonitis
     Inhalation of mold from mouldy shower curtains can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the wood dust. Chroni...more »
    629. 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 »
    630. Mountain tick 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 »
    631. Mumps
     An acute viral disease that causes the salivary glands to become swollen, sore and inflamed. Immunization had greatly reduced the incidence of this disease....more »
    632. Musculoskeletal chronic fatigue syndrome
     Musculoskeletal chronic fatigue syndrome is a chronic condition which is characterized by symptoms such as severe persistent fatigue, depression, weakness, muscle pain and lack of energy. The condition is often debilitating and may be difficult to diagnos...more »
    633. Mushroom Worker's lung -- Micropolyspora faeni
     Inhalation of mushroom particles and compost contaminated with bacteria (Micropolyspora faeni) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result ...more »
    634. Mushroom Worker's lung -- Thermoactinomyces vulgaris
     Inhalation of mushroom particles and compost contaminated with bacteria (Thermoactinomyces vulgaris) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms r...more »
    635. Musicophobia
     An exaggerated or irrational fear or dislike of music....more »
    636. Musophobia
     An exaggerated or irrational fear of mice and rats....more »
    637. Mycobacterium abscessus
     A form of mycobacterium...more »
    638. Mycobacterium avium complex infection
     Infection with an opportunistic group of bacteria. It tends to occur in immunocompromised people such as those with HIV....more »
    639. Mycobacterium kansasii
     A form of mycobacterium...more »
    640. Mycoplasmal pneumonia
     An infectious disease affecting the lungs and caused by Mycoplasma pneumoniae....more »
    641. Myelinopathies
     Disorders where the protective myelin sheath around nerves is destroyed which affects the transmission of nerve signals. The severity of symptoms is determined by the degree of myelin destruction and the nerves affected. Multiple sclerosis is an example o...more »
    642. Mythophobia
     An exaggerated or irrational fear of making false or incorrect statements....more »
    643. Myxophobia
     An exaggerated or irrational fear or dislike of slime....more »
    644. Narcotic addiction
     An uncontrollable desire to use narcotics on a regular basis. The drug may be used as a therapeutic medication for various conditions but it's use is also frequently abused. Examples of narcotic drugs include heroin, morphine, Demerol and codeine. Frequen...more »
    645. Nasopharyngitis
     Nasopharyngitis is a contagious, viral infectious disease of the upper respiratory system, primarily.It is the most common infectious disease in humans...more »
    646. Navajo neurohepatopathy
     A rare genetic disease found in Navajo populations. It involves peripheral nerve degeneration, liver disease and corneal ulcers. The genetic disease is believed to be caused by maternal exposure to uranium from waters contaminated by old mines....more »
    647. Necrophobia
     An exaggerated or irrational fear of death or corpses....more »
    648. Negrophobia
     An exaggerated or irrational fear of African Americans....more »
    649. Neonatal bacterial meningitis
     Bacterial meningitis that occurs in an infant under 3 months of age. Bacterial meningitis is a bacterial brain infection....more »
    650. Neophobia
     An exaggerated or irrational fear of new things....more »
    651. Nephophobia
     An exaggerated or irrational fear of clouds....more »
    652. Neurotoxic shellfish poisoning
     Rare food poisoning from eating contaminated shellfish...more »
    653. 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 »
    654. Nitrofurantoin -- Teratogenic Agent
     There is evidence to indicate that exposure to Nitrofurantoin 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 »
    655. Noctiphobia
     An exaggerated or irrational fear of the night....more »
    656. Nosocomial pneumonia
     A form of pneumonia which is contracted in a hospital...more »
    657. Nosophobia
     An exaggerated or irrational fear of contracting a disease....more »
    658. Nudophobia
     An exaggerated or irrational fear of nudity....more »
    659. OLEDAID
     A rare syndrome characterized mainly by a weak immuned system, bone problems, lymphoedema and hair, teeth and nail abnormalities. Death usually occurs during the first few years of life due to overwhelming infections....more »
    660. Obstructive Jaundice
     Condition where blockage of the flow of bile from the liver causes overspill of bile products into the blood and incomplete bile excretion from the body....more »
    661. Occupational Cancer -- Hematopoietic system cancer
     Occupational exposure to X-radiation can increase the risk of developing hematopoietic system cancer....more »
    662. Ochlophobia
     An exaggerated or irrational fear of crowds....more »
    663. Ochophophobia
     An exaggerated or irrational fear of vehicles....more »
    664. Odontophobia
     An exaggerated or irrational fear of teeth. The fear is usually associated with animal's teeth....more »
    665. Oecophobia
     An exaggerated or irrational fear or dislike of home surroundings....more »
    666. Oenophobia
     An exaggerated or irrational dislike or hatred of wine....more »
    667. Oikophobia
     An exaggerated or irrational dislike or fear of home surroundings....more »
    668. Oinophobia
     An exaggerated or irrational dislike or hatred of wine....more »
    669. Olfactophobia
     An exaggerated or irrational fear or dislike of smells....more »
    670. Ombrophobia
     An exaggerated or irrational fear of rain or being rained on....more »
    671. Ommetaphobia
     An exaggerated or irrational fear of eyes....more »
    672. Omsk hemorrhagic fever
     A hemorrhagic fever caused by a virus. A serious outbreak occurred in Omsk and hence the name. Transmission occurs through tick bites. The infection has two phases: the first acute phase involves symptoms such as fever, rash and muscle pain and the second...more »
    673. Onomatophobia
     An exaggerated or irrational fear of a certain name or words due to their supposed importance....more »
    674. Ophibiophobia
     An exaggerated or irrational fear of snakes....more »
    675. Ophidophobia
     An exaggerated or irrational fear of snakes....more »
    676. Opium overdose
     Opium is an illegal recreational drug. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    677. Ornithophobia
     An exaggerated or irrational fear of birds....more »
    678. Orthomyxovirus-related Cold
     An Orthomyxovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Orthomyxovirus. Although colds can cause discomfort they are not considered a serious condition....more »
    679. Osmophobia
     An exaggerated or irrational fear of odors....more »
    680. Osphresiophobia
     An exaggerated or irrational fear of odors....more »
    681. Osteoarthritis
     Osteoarthritis is a chronic condition characterised by mechanical disrturbances due to degradation of joints. It is the most common form of arthritis, and the leading cause of chronic disability....more »
    682. OxyContin withdrawal
     Symptoms that occur when OxyContin use is discontinued or reduced. OxyContin is a pain reliever but is also used as a recreation drug. Symptoms may vary depending on the level of dependence....more »
    683. Oxycontin overdose
     Oxycontin 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 »
    684. Panic attack
     Sudden attack of unreasonable panic or fear without any real danger...more »
    685. Panphobia
     An exaggerated or irrational fear of everything or a generalized state of anxiety or fear not related to any one particular thing....more »
    686. Papaphobia
     An exaggerated or irrational fear of the pope or papacy....more »
    687. Paprika splitter's lung
     Inhalation of paprika dust in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the contaminat...more »
    688. Paprika splitter's lung -- Mucor Stolonifer
     Inhalation of paprika dust contaminated with a pathogen (Mucor Stolonifer) in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immu...more »
    689. Parainfluenza
     Milder influenza-like infection...more »
    690. Parainfluenza virus type 1
     Parainfluenza is an influenza-like viral disease that can cause croup, upper respiratory tract infection, pneumonia or bronchiolitis. Type 1 virus occurs during autumn every second year and tends to primarily cause croup as well as respiratory tract infec...more »
    691. Parainfluenza virus type 2
     Parainfluenza is an influenza-like viral disease that can cause croup, upper respiratory tract infection, pneumonia or bronchiolitis. Type 2 virus occurs during autumn every second year and tends to primarily cause respiratory tract illness but is milder ...more »
    692. Parainfluenza virus type 3
     Parainfluenza is an influenza-like viral disease that can cause croup, upper respiratory tract infection, pneumonia or bronchiolitis. Type 3 virus occurs during spring and summer in temperate climates but can continue into autumn....more »
    693. Parainfluenza virus type 4
     Parainfluenza is an influenza-like viral disease that can cause croup, upper respiratory tract infection, pneumonia or bronchiolitis. Type 4 virus causes mild sporadic illness....more »
    694. Paralipophobia
     An exaggerated or irrational fear of neglecting some duty or responsibility....more »
    695. Paramyxovirus -related Cold
     A Paramyxovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Paramyxovirus. Although colds can cause discomfort they are not considered a serious condition....more »
    696. Paraphobia
     An exaggerated or irrational fear of sexual perversion....more »
    697. Parasitophobia
     An exaggerated or irrational fear of parasites....more »
    698. Paraskavedekatriaphobia
     An exaggerated or irrational fear of Friday the 13th....more »
    699. Paratyphoid fever
     A condition which is caused by the bacterium Salmonella Paratyphi...more »
    700. Parrot Breeder's disease
     Inhalation of parrot dropping in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the protein...more »
    701. Parthenophobia
     An exaggerated or irrational fear of or aversion to young girls....more »
    702. Pasteurella multocida
     An infectious disease caused by a bacterium called Pasteurella multocida. It is often transmitted through bites and scratches from pets and it can be found in mammals and fowl....more »
    703. Pathophobia
     An exaggerated or irrational fear of disease....more »
    704. Pauli's hypersensitivity pneumonitis
     Inhalation of Pauli's reagent in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lead to symptom...more »
    705. Peccatiphobia
     An exaggerated or irrational fear of sinning....more »
    706. Pediatric AIDS
     Pediatric AIDS is an immune system disease in infants or children caused by the HIV virus. AIDS is a term used when a person infected with HIV has a CD4+ T cell count below 200 or 14% of lymphocytes. AIDS is an advanced form of HIV. To be classified as AI...more »
    707. Pediculophobia
     An exaggerated or irrational fear of lice....more »
    708. Pediophobia
     An exaggerated or irrational fear or dislike of children....more »
    709. Peladophobia
     An exaggerated or irrational fear of baldness....more »
    710. Pelvic Inflammatory Disease
     Infection of the womb and fallopian tubes....more »
    711. Pemphigus and fogo selvagem
     An autoimmune skin disease characterized by skin blisters and a burning sensation. It is endemic particularly in Brazil but may also occur in other countries....more »
    712. Peniaphobia
     An exaggerated or irrational fear of poverty....more »
    713. Pentheraphobia
     An exaggerated or irrational fear of mother-in-law....more »
    714. Percocet overdose
     Percocet is a prescription drug used to treat pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    715. Perimenopause
     The start of onset of menopause...more »
    716. Periorbital Cellulitis
     Bacterial infection of the superficial tissues surrounding the eyes, often following a conjunctivitis or middle ear infection...more »
    717. Peripheral vascular disease
     Disease of arteries supplying the legs or sometimes arms...more »
    718. Peritonitis
     Inflammation of the lining of the abdominal cavity...more »
    719. Persistent anxiety
     Anxiety is a feeling of apprehension or fear....more »
    720. Phagophobia
     An exaggerated or irrational fear of eating....more »
    721. Phalacrophobia
     An exaggerated or irrational fear of becoming bald....more »
    722. Pharmacophobia
     An exaggerated or irrational fear of drugs....more »
    723. Phasmophobia
     An exaggerated or irrational fear of ghosts....more »
    724. Phenogophobia
     An exaggerated or irrational fear of daylight....more »
    725. Phenophobia
     An exaggerated or irrational fear of noise....more »
    726. Philosophobia
     An exaggerated or irrational fear or dislike of philosophers or philosophy....more »
    727. Phobophobia
     An exaggerated or irrational fear of fear....more »
    728. Phonemophobia
     An exaggerated or irrational fear of thinking....more »
    729. Phonophobia
     An exaggerated or irrational fear of noise....more »
    730. Photalgiophobia
     An exaggerated or irrational fear of eye pain caused by light....more »
    731. Photoallergic eruption
     A skin condition that develops in response to sun exposure on skin to which chemicals such as sunscreen, cosmetics, ointment or fragrance has been applied. The ingestion of certain drugs can also trigger the condition. The reaction may be delayed so that ...more »
    732. Photophobia
     An exaggerated or irrational fear of light....more »
    733. Pigeon Breeder's disease
     Inhalation of pigeon dropping in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the protein...more »
    734. Pituitary Cancer
     Cancer of the pituitary gland....more »
    735. Plague
     A rare but serious bacterial infection involving the bacterium Yersinia Pestis which can be carried by rodents and transmitted to humans by flea bites or through direct contact with an infected animal....more »
    736. Plant poisoning -- Amygdalin
     Amygdalin is a chemical found naturally in various plants e.g. stone fruit kernels and raw almonds. Eating these parts of the plant that contain the chemical can cause symptoms of cyanide poisoning as the amygdalin is converted to cyanide by the digestive...more »
    737. Plant poisoning -- Cyanogenic glycoside
     Cyanogenic glycoside is a toxin found naturally in various plants e.g. cherries, plums, almonds, peaches, apricots, apples and cassava. The chemical is usually concentrated in the seeds, kernels or wilted leaves. Eating these parts of the plant that conta...more »
    738. Plant poisoning -- Digitalis glycoside
     Digitalis glycoside is a toxin found naturally in plants such as the foxglove. The main symptoms of relatively mild poisoning are gastrointestinal and the effect on the heart usually results in changes in heart rate. Serious cases can result in symptoms s...more »
    739. Plasmodium falciparum
     A protozoan that causes falciparum malaria...more »
    740. Plasmodium malariae
     A protozoan that causes quartan malaria...more »
    741. Plasmodium ovale
     A protozoan that causes malaria...more »
    742. Plasmodium vivax
     A protozoan that causes malaria...more »
    743. Pneumatophobia
     An exaggerated or irrational fear of spirits....more »
    744. Pneumocytosis
     A pneumonia caused by a fungal infection...more »
    745. Pneumonia
     Infection of the lung by bacteria, viruses or fungus....more »
    746. Pneumonia caused by serotype O11 Pseudomonas Aeruginosa
     Inflammation of the lungs and bronchioles caused by an opportunistic pathogen called Pseudomonas Aeruginosa....more »
    747. Pneumonia, Aspiration
     Inflammation of the lungs and bronchioles caused by breathing in liquids and solids (usually the stomach contents)....more »
    748. Pneumonia, Bacterial
     Inflammation of the lungs and bronchioles caused by bacteria....more »
    749. Pneumonia, Staphylococcal
     Inflammation of the lungs and bronchioles caused by the Staphylococcal bacteria. The condition is not common and often occurs as a complication of influenza or other viral respiratory infections. This form of pneumonia is considered serious and up to a th...more »
    750. Pneumonia, Viral
     Inflammation of the lungs and bronchioles caused by a virus....more »
    751. Pnigophobia
     An exaggerated or irrational fear of choking or smothering....more »
    752. Pogonophobia
     An exaggerated or irrational fear or dislike of beards....more »
    753. Poinephobia
     An exaggerated or irrational fear of punishment....more »
    754. Politicophobia
     An exaggerated or irrational fear or dislike of politicians....more »
    755. Polyarteritis nodosa
     A serious blood vessel disease where small and medium-sized arteries become swollen and damaged and are unable to adequately supply oxygenated blood to various tissues in the body. The disease can occur in a mild form or a serious, rapidly fatal form....more »
    756. Polymer Fume Fever
     Polymer fume fever is a flu-like illness which can result from inhalation of fumes which can occur when Polytetrafluoroethylene (commercially known as Fluon, Teflon and Halon) is heated to high temperatures. The condition is most likely to occur in poorly...more »
    757. Polymorphous light eruption
     A bumpy, itchy skin rash that develops in certain people in response to sun exposure. Symptoms tend to persist for a number of days even after sun exposure stops. The skin can harden and become desensitized to the effects of the sun with repeated exposure...more »
    758. Polyphobia
     An exaggerated or irrational fear of lots of things....more »
    759. Ponophobia
     An exaggerated or irrational fear of fatigue or exhaustion. It primarily relates to fear of fatigue associated with working too hard....more »
    760. Posteriophobia
     An exaggerated or irrational fear of falling behind....more »
    761. Posthemorrhagic anemia
     Posthemorrhagic anemia refers to a reduced number of red blood cells in the body due to bleeding....more »
    762. Postoperative septicaemia
     When a person contracts a bacterial infection in their blood system that occurs after an operation...more »
    763. Postoperative septicemia
     Septicemia (blood poisoning) after surgery from an infection....more »
    764. Postpartum hyperthyroidism
     Postpartum thyroiditis is a postpartum condition that results in temporary hyperthyroidism (overactive thyroid) or hypothyroidism....more »
    765. Potamophobia
     An exaggerated or irrational fear of rivers....more »
    766. Potophobia
     An exaggerated or irrational fear of drinks....more »
    767. Prescribed medication addiction
     An uncontrollable desire to use prescribed medication in a manner or frequency not prescribed. Drugs such as painkillers are prescribed to treat such things as pain but patients may become physically dependent on the drug and continue to obsessively use i...more »
    768. Pretibial Myxedema
     Condition causing redness and thickening of soft tissues under skin and pink nodules on shins and front of lower legs; a manifestation of the autoimmune disease Graves' Disease...more »
    769. Primary Autoimmune Hemolytic Anemia
     Primary autoimmune hemolytic anemia is characterized by an abnormal immune system response. The body's immune system produces antibodies against the body's own red blood cells which leads to the destruction of red blood cells and hence anemia. The seconda...more »
    770. Primary Cold Autoimmune Hemolytic Anemia
     Primary 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 process occurs only when the patient is exposed to temperatures colder the average bod...more »
    771. Primary malignant lymphoma
     The excessive proliferation of lymphocytes which forms part of the immune system. Primary cancers refer to the fact that the cancer originated in the lymph cells rather than having metastasized....more »
    772. Primary sclerosing cholangitis
     Primary sclerosing cholangitis (PSC) is a chronic cholestatic liver disease of unknown etiology that is recognized increasingly in children....more »
    773. Privet poisoning
     Privet is a shrubby plant which bears elongated clusters of small white flowers and black berries. The plant can be found growing in the wild or in gardens. The berries contain chemicals (ligustrin, syringin and other glycosides) which can cause symptoms ...more »
    774. Pseudomonas pseudomallei
     A form of pseudomonas...more »
    775. Pseudomonas stutzeri infections
     A bacterial infection found in soil and water environments....more »
    776. Psittacosis
     An infectious disease caused by Chlamydia psittaci and transmitted mainly by infected birds but also by some mammals....more »
    777. Psychophobia
     An exaggerated or irrational fear of the mind....more »
    778. Pteronophobia
     An exaggerated or irrational fear of feathers....more »
    779. Pulmonary Anthrax
     Inhaled lung anthrax, most severe form of anthrax....more »
    780. Pulmonary infections related to AIDS
     It usually occurs due to decreased immunity....more »
    781. Pulp Worker's disease
     Inhalation of pulp particles contaminated with fungus in an occupational setting (paper mill industry) can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's imm...more »
    782. Pulp Worker's disease -- Alternaria spp.
     Inhalation of pulp particles contaminated with fungus (Alternaria spp.) in an occupational setting (e.g. paper mill industry) can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms res...more »
    783. Pyelonephritis
     Kidney and ureter infection usually bacterial from the bladder....more »
    784. 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 »
    785. Pyogenic pericarditis
     The pericardium is the fibrous sac surrounding the heart. Infection can cause the pericardium to become inflamed and swollen and to produce pus. It may result from a ruptured esophagus, heart infection or from surgery involving the heart or chest cavity. ...more »
    786. Pyrexiophobia
     An exaggerated or irrational fear of fever....more »
    787. Pyridoxine deficiency-induced Sideroblastic anemia
     Pyridoxine deficiency-induced sideroblastic anemia is a blood disorder caused insufficient quantities of pyridoxine. The body has sufficient iron levels but is unable to utilise it properly in red blood cells due to the lack of pyridoxine. The iron become...more »
    788. Pyrophobia
     An exaggerated or irrational fear of fire....more »
    789. Q fever
     A disease caused by Coxiella burnetti which causes fever, headache and muscle pain....more »
    790. Quinidine-induced Immune Hemolytic Anemia
     Quinidine-induced immune hemolytic anemia is a condition where use of a medication called Methyldopa triggers the body's immune system to destroy it's own red blood cells which results in anemia....more »
    791. Rabies
     An infectious disease that can affect any mammal including humans and is transmitted through the saliva of an infected animal. The infectious agent is the Neurotropic lyssavirus which affects the salivary gland and also causes neurological symptoms....more »
    792. Rat-bite fever
     An infectious diseases where a bite from a rate transmits a bacterial or fungal infection. The symptoms depend on the infecting organism....more »
    793. Rectophobia
     An exaggerated or irrational fear of the rectum....more »
    794. Red spider lily poisoning
     Red spider lily is a bulbous herb which has long, narrow leaves and long stems of yellow or red flowers. It is often used in gardens as an ornamental plant. The bulb contains a chemical called lycorine which can cause various symptoms if eaten. The plant ...more »
    795. Reflux nephropathy
     A condition which is characterized by reflux of urine from the bladder back up the ureters...more »
    796. Reiterís syndrome
     A form of reactive arthritis characterized by arthritis, urethritis, conjunctivitis and skin lesions....more »
    797. Relapsing fever
     Tick-borne disease with symptoms that resolve and then relapse...more »
    798. Renal abscess
     A pus-filled cavity that develops in the kidney as a result of inflammation. The inflammation may result from other purulent infections in the body. It is most common in young adults....more »
    799. Renal carbuncle
     Kidney abscess...more »
    800. Renal colic
     Severe urinary system pain usually from a urinary stone...more »
    801. Renal 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 »
    802. Renal tuberculosis
     Kidney affected by tuberculosis...more »
    803. Renal zygmycosis
     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 »
    804. Renon-Delille syndrome
     A rare syndrome characterized by reduced function of the thyroid and ovaries and enlarged hands and feet....more »
    805. Resistance to thyroid stimulating hormone
     A very rare disorder where the body is unable to respond to thyroid stimulating hormone even though it is present in sufficient quantities. The problem lies in defective thyroid stimulating hormone receptors....more »
    806. Respiratory infections
     Any infection that occurs to the respiratory system...more »
    807. Respiratory syncytial virus
     Viral respiratory infection serious in young infants....more »
    808. Respiratory syncytial virus-related Cold
     A Respiratory syncytial virus-related cold is a relatively minor contagious infection of the nose and throat caused by the Respiratory syncytial virus. Although colds can cause discomfort they are not considered a serious condition....more »
    809. Respiratory system cancer
     A condition that is characterised by a malignancy anatomically located in the respiratory system...more »
    810. Respiratory tract infections
    811. Rhabdophobia
     An exaggerated or irrational fear of being punished severely. The term can also be used to describe a fear of being beaten with a rod of a fear of magic and the paranormal....more »
    812. Rhinovirus-related Cold
     A Rhinovirus-related cold is a relatively minor contagious infection of the nose and throat caused by the Rhinovirus. Although colds can cause discomfort they are not considered a serious condition. About a third of all common colds in adults are caused b...more »
    813. Rhypophobia
     An exaggerated or irrational fear of filth....more »
    814. Rickettsial disease
     A disease caused by infection with rickettsial bacteria which are transmitted by arthropods such as ticks, mites and lice. Different rickettsial bacteria can cause different types of infections such as typhus, spotted fever and trench fever. Symptoms can ...more »
    815. Ricketttsialpox
     An infectious disease caused by Rickettsia akari and transmitted by mice mites....more »
    816. Riedel syndrome
     A rare condition that occurs when fibrous tissue forms in the thyroid area and progressively destroys the thyroid gland....more »
    817. Rocky Mountain spotted fever
     A bacterial disease caused by Rickettsia rickettsii and transmitted by ticks. The condition causes fever and a characteristic rash and may be fatal in severe or untreated cases....more »
    818. Rubella
     A contagious viral infection caused by the Rubella virus which produces a rash and lymph node swelling. It can have serious implication in pregnant women as the virus can be transmitted through the placenta and cause serious fetal defects or even fetal de...more »
    819. Russophobia
     An exaggerated or irrational fear of Russians....more »
    820. SARS
     Serious respiratory infection...more »
    821. Sandfly fever
     Viral infection from sandfly bites...more »
    822. Sardine poisoning (clupeotoxin)
     Some sardines 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 »
    823. Scarlet fever
     A complication of infection from strep bacteria such as strep throat....more »
    824. Scarletina (Scarlet Fever)
     Infection with a Group A streptococcus bacteria, which causes a characteristic sore throat and rash....more »
    825. Schistosomiasis mansoni
     A trematode which causes schistosomiasis mansoni...more »
    826. Sciophobia
     An exaggerated or irrational fear of shadows....more »
    827. Scoleciphobia
     An exaggerated or irrational fear of worms....more »
    828. Scopophobia
     An exaggerated or irrational fear of being looked at, stared at or being seen....more »
    829. Sei whale poisoning
     The Sei whale is eaten in certain parts of Asia. Eating the liver of the Sei whale can cause poisoning symptoms in humans if sufficient quantities are consumed. It is believed that the poisoning results from the very high levels of vitamin A in the liver....more »
    830. Selachophobia
     An exaggerated or irrational fear of sharks....more »
    831. Selaphobia
     An exaggerated or irrational fear or dislike of flashes of light....more »
    832. Selective Vitamin B12 malabsorption with Proteinuria
     A rare genetic blood disorder where a defect in the vitamin B12 receptor means that it can't be absorbed from food during digestion. As a result of the low vitamin B12 levels, the body produces increased numbers of abnormal enlarged red blood cells (megal...more »
    833. Septic abortion
     An abortion associated with a uterine infection. The infection can occur during or just before or after an abortion. The infection can result from factors such as Chlamydia, IUD's or attempted abortion using infected tools....more »
    834. Septicemia
     A systemic inflammatory response to an infection....more »
    835. Serotonin Syndrome
     The toxic reaction of the body to the substance, possibly via allergic reaction or overdose....more »
    836. Serratia sepsis
     Blood infection caused by bacteria from the Serratia genus. These bacteria are a rare cause of infection....more »
    837. Severe congenital neutropenia
     A rare inherited blood disorder involving a lack of neutrophils which are a type of white blood cell needed to fight bacterial infections....more »
    838. Shingles
     Infectious viral infection occuring years after chickenpox infection....more »
    839. Shock
     Severe condition from reduced blood circulation...more »
    840. Shock, Cardiogenic
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Cardiogenic shock is caused by impaired heart function which means that blood is unable to be pumped effectively around the body....more »
    841. Shock, Distributive
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Distributive shock occurs when the blood vessels are dilated with affects blood volume and blood pressure within the vessels. Septic, neurogenic and anaphylactic ...more »
    842. Shock, Endocrine
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Endocrine shock is caused by a disturbance in the endocrine (hormone producing) system. Some examples include severe cases of hypothyroidism, thyrotoxicosis and s...more »
    843. Shock, Hemorrhagic
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Hemorrhagic shock is caused by excessive bleeding which reduces the blood volume....more »
    844. Shock, Hypovolaemic
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Hypovolaemic shock is caused by a rapid fluid loss which reduces the blood volume....more »
    845. Shock, Obstructive
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Obstructive shock is caused by obstruction the blood flow. Causes include cardiac tamponade, pulmonary embolism and narrowing of the aortic artery....more »
    846. Shock, Septic
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Septic shock is caused by infection which affects large parts of the body. This form of shock results in death in about half of the cases....more »
    847. Shock, Traumatic
     Shock is a life-threatening condition involving insufficient blood flow to the body tissues. Traumatic shock is caused by a serious injury or trauma to the body which affects the blood volume through one or more factors such as severe bleeding, heart dama...more »
    848. Siderodromophobia
     An exaggerated or irrational fear of trains....more »
    849. Siderophobia
     An exaggerated or irrational fear of the stars....more »
    850. Silkworm dropping lung
     Inhalation of silkworm dropping particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lea...more »
    851. Silo unloader syndrome
     An occupational lung disease that occurs in farm workers who go into a silo and breath in the nitrogen dioxide which are toxic to the body. Death can occur in some cases. Symptoms usually occur within a week of entering the silo....more »
    852. Sinophobia
     An exaggerated or irrational fear of China....more »
    853. Sinusitis
     Sinusitis is an inflammation of the paranasal sinuses....more »
    854. Sitophobia
     An exaggerated or irrational fear of food....more »
    855. Slap-cheek syndrome
     Viral infection where children get rosy cheeks....more »
    856. Slickhead poisoning (clupeotoxin)
     Some slickhead 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 »
    857. Slowly Progressive 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 »
    858. Slowly Progressive 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 diseas...more »
    859. Slowly Progressive 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 »
    860. Slowly Progressive 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 »
    861. Slowly Progressive 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 »
    862. Slowly Progressive 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 »
    863. Snake bite
     When a person is bitten by a snake...more »
    864. Social phobia
     Excessive anxiety in social situations....more »
    865. Solophobia
     An exaggerated or irrational fear of sunlight or abnormal sensitivity to sunlight....more »
    866. Southwestern Athabaskan genetic diseases
     A group of four genetic diseases that are unique to the Navajo and Apache (Southwestern Athabaskan) populations. The disease are Athabaskan severe combined immunodeficiency, Navajo neurohepatopathy, Navajo poikiloderma and Athabaskan brainstem dysgenesis....more »
    867. Specrophobia
     An exaggerated or irrational fear of specters or phantoms....more »
    868. Spermatophobia
     An exaggerated or irrational fear of germs....more »
    869. Spherocytic anemia
     Spherocytic anemia is a blood disorder characterized by red blood cells that are shaped like a sphere (spherocytes) rather than the normal doughnut shape. These abnormal cells are broken down prematurely resulting in a shortage of red blood cells (anemia)...more »
    870. Splenic infarct
     A relatively uncommon condition where a portion of spleen tissue dies due to a lack of sufficient blood supply to the affected tissue for any reason. An interruption in the blood supply can result from such things as emboli, thrombi, twisted blood vessels...more »
    871. Splenic infarcts
     A rare condition were blood flow to a part of the spleen is interrupted by such things as blood clots and causes some of the spleen tissue to die. Symptoms depend on the amount of damage to the spleen....more »
    872. Spontaneous periodic hypothermia
     A rare disorder characterized by recurring periods of hypothermia that occur for no obvious reason....more »
    873. Staphylococcal toxic shock syndrome
     A very rare, potentially fatal infection caused by the bacterial toxins produced by Staphylococcus aureus or Streptococcus pyogenes. The condition is often associated with tampon use but can originate from other sources....more »
    874. Stasiphobia
     An exaggerated or irrational fear of standing or walking. Sufferers believe that they are unable to stand or walk....more »
    875. Stones
     The formation of consolidations that are stone like in nature...more »
    876. Streptococcal Infections
     Various "strep" bacterial infections....more »
    877. Streptococcal Toxic Shock Syndrome
     Toxic shock from streptococcal bacteria infection....more »
    878. Stygiophobia
     An exaggerated or irrational fear of hell....more »
    879. Subarachnoid hemorrhage
     Brain bleeding in the subarachnoid area...more »
    880. Subdural hematoma
     Type of bleeding in the brain...more »
    881. Suberosis
     Inhalation of cork particles contaminated with mould in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to ...more »
    882. Subphrenic abscess
     A pus-filled cavity in the subphrenic region which is the area below the diaphragm but above the colon and liver. The infection can occur as a complication of abdominal surgery, acute pancreatitis and trauma....more »
    883. Sump Syndrome
     A complication that can sometimes occur after an operation done to treat recurring stone disease. The surgery involves forming a connection between the common bile duct and the intestines. Sometimes a pit-like (sump) portion develops along the bile duct a...more »
    884. Sunburn
     Any injury to the skin caused by the ultraviolet rays caused by the sun...more »
    885. Surgical foreign body
     A foreign body that is left behind after surgery...more »
    886. Swine flu
     The Swine Flu is a respiratory viral disease which is usually found in pigs but can sometimes be transmitted to humans and cause epidemics or even pandemics. The viral strain involved is type A H1N1. The virus can be spread amongst humans from direct cont...more »
    887. Sychrophobia
     An exaggerated or irrational fear of ice or frost....more »
    888. Symmetrophobia
     An exaggerated or irrational fear or dislike of symmetry....more »
    889. Systemic Capillary Leak Syndrome
     A rare disease where episodes of leaking blood capillaries results in a rapid drop in blood pressure which can be life-threatening. Episodes usually last for a few days. The range and severity of symptoms experienced may range somewhat amongst patients....more »
    890. Systemic Lupus Erythematosus with Hemolytic Anemia, Susceptibility to, 1
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    891. Systemic Lupus Erythematosus with Nephritis, Susceptibility to, 1
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    892. Systemic Lupus Erythematosus with Vitiligo, Susceptibility to, 1
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    893. Systemic Lupus Erythematosus, Susceptibility to, 1
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    894. Systemic Lupus Erythematosus, Susceptibility to, 10
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    895. Systemic Lupus Erythematosus, Susceptibility to, 11
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    896. Systemic Lupus Erythematosus, Susceptibility to, 12
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    897. Systemic Lupus Erythematosus, Susceptibility to, 13
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    898. Systemic Lupus Erythematosus, Susceptibility to, 2
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    899. Systemic Lupus Erythematosus, Susceptibility to, 3
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    900. Systemic Lupus Erythematosus, Susceptibility to, 4
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    901. Systemic Lupus Erythematosus, Susceptibility to, 5
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    902. Systemic Lupus Erythematosus, Susceptibility to, 6
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    903. Systemic Lupus Erythematosus, Susceptibility to, 7
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    904. Systemic Lupus Erythematosus, Susceptibility to, 8
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    905. Systemic Lupus Erythematosus, Susceptibility to, 9
     Systemic Lupus Erythematosus is an autoimmune disease affecting mostly women and causing various effects throughout different parts of the body. Its severity can range from very mild to extremely serious depending on which body organs are afflicted. Resea...more »
    906. TRAPS (TNF-receptor-associated periodic syndrome)
     A rare syndrome involving periods of fever and chills along with gastrointestinal symptoms and muscle pain. Symptoms last for two or three weeks....more »
    907. Tabophobia
     An exaggerated or irrational fear of a wasting sickness....more »
    908. Tachophobia
     An exaggerated or irrational fear of speed....more »
    909. Taphephobia
     An exaggerated or irrational fear of being buried alive or of cemeteries....more »
    910. Tapinophobia
     An exaggerated or irrational fear of small things....more »
    911. Tapioca poisoning
     Tapioca is a shrubby plant which bears inconspicuous flowers. The tubers contain chemicals (cyanogenic glycosides) which are turned into cyanide by the digestive process. Ingestion of the raw roots of this plant can result in death if sufficient quantitie...more »
    912. Tarpon poisoning (clupeotoxin)
     Some tarpon 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 bel...more »
    913. Taurophobia
     An exaggerated or irrational fear of bulls....more »
    914. Technophobia
     An exaggerated or irrational fear or dislike of modern technology....more »
    915. Telephonophobia
     An exaggerated or irrational fear of the telephone....more »
    916. Teratophobia
     An exaggerated or irrational fear of monsters and deformed people or of giving birth to a malformed infant....more »
    917. Tetanus
     A disease caused by chemicals which are produced by a bacterium (clostridium tetani) and are toxic to the nerves. The infection usually occurs when the bacteria enter the body through a deep wound - these bacteria are anaerobic and hence don't need oxygen...more »
    918. Thaasophobia
     An exaggerated or irrational fear or dislike of boredom or being idle....more »
    919. Thalassophobia
     An exaggerated or irrational fear of the sea....more »
    920. Thalidomide -- Teratogenic Agent
     There is evidence to indicate that exposure to Thalidomide 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 »
    921. Thanatophobia
     An exaggerated or irrational fear of death....more »
    922. Thatched Roof disease
     Inhalation of thatched roof particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lead to...more »
    923. Theatrophobia
     An exaggerated or irrational fear of theatres....more »
    924. Theophobia
     An exaggerated or irrational fear of God....more »
    925. Thermophobia
     An exaggerated or irrational fear or dislike of heat....more »
    926. Thixophobia
     An exaggerated or irrational fear of touch....more »
    927. Thyroid disorders
     Any disorder of the thyroid gland....more »
    928. Tick-borne diseases
     Any disease that is transferred to humans by the tick...more »
    929. Tobacco Worker's disease
     Inhalation of mold on tobacco in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lead to symptom...more »
    930. Tocophobia
     An exaggerated or irrational fear of childbirth....more »
    931. Togaviridae disease
     Infection with any of a number of togaviridae viruses which can caused conditions such as Equine encephalitis, Ross River virus and Rubella virus. Symptoms are determined by the type of virus involved. Togaviridae are arboviruses and are transmitted by ar...more »
    932. Tomophobia
     An exaggerated or irrational fear of surgical operations....more »
    933. Topophobia
     An exaggerated or irrational fear of certain places....more »
    934. Torulopsis
     A type of yeast infection caused by Torulopsis glabrata. The fungus is often found in normal healthy skin, respiratory system, genitourinary system and gastrointestinal system and it generally only becomes a problem in weakened or immunocompromised people...more »
    935. Toxic mushrooms -- Gastrointestinal irritant
     Some mushrooms contain a chemical which cause gastrointestinal irritation. Mushroom species from this group include certain species of Agaricus, Amanita, Boletus, Entoloma, Gomphus, Lactarius, Omphalotus, Tricholoma, Tylopilus and Verpa....more »
    936. Toxic mushrooms -- Psychedelic
     Some mushrooms contain chemicals called psilocybin and psilocin which produce effects similar to LSD. Mushroom species from this group include certain species of Conocybe syanopus, Conocybe spectabilis, Gymnopilus, Panaeolus, Pluteus, Psilocybe and Stroph...more »
    937. Toxic mushrooms -- Renal toxic (orelline)
     Some mushrooms (Amanita smithiana) contain chemicals (allenic norleucine, chlorocrotyglycine) which can cause kidney damage....more »
    938. Toxicophobia
     An exaggerated or irrational fear of being poisoned....more »
    939. Toxin-induced Sideroblastic anemia
     Toxin-induced sideroblastic anemia is a blood disorder caused by toxins such as lead or zinc poisoning. The body has sufficient iron levels but is unable to utilise it properly in red blood cells. The iron becomes abnormally deposited in red blood cells w...more »
    940. Toxoplasmosis -- Teratogenic Agent
     There is strong evidence to indicate that the development of Toxoplasmosis 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 »
    941. Transfusion Reaction
     The allergic reaction to the transfusion of blood products to a person...more »
    942. Traumatic Brain Injury
     Brain injury from trauma or accident....more »
    943. Traumatophobia
     An exaggerated or irrational fear of war or physical injury....more »
    944. Tremophobia
     An exaggerated or irrational fear of trembling....more »
    945. Tremor
     Involuntary trembling most commonly of the hands....more »
    946. Trichinosis
     Worm infection usually caught from pigs...more »
    947. Tricuspid valve diseases
     Any disease that affects the tricuspid valve...more »
    948. Triskaidekaphobia
     An exaggerated or irrational fear of the number 13....more »
    949. Troell-Junet syndrome
     A disorder involving enlarged extremities, diabetes, skull abnormalities and excessive thyroid hormone production....more »
    950. Trypanophobia
     An exaggerated or irrational fear of injections ....more »
    951. Tuberculosis
     Bacterial infection causing nodules forming, most commonly in the lung....more »
    952. Tuberculous pericarditis
     Inflammation and swelling of the pericardium (fibrous sac surrounding the heart) that occurs as a complication of tuberculosis. The condition may be misdiagnosed as a heart attack and vice versa....more »
    953. Tularemia
     A rare infections disease caused by the bacterium Francisella tularensis (a gram-negative pleomorphic coccobacillus). Transmission occurs through contact with infected animals or there habitats e.g. bites from infected insects or other animals, eating inf...more »
    954. Type A influenza subtype H1
     The H1 subtype of influenza is a strain of the type A influenza virus that can cause cause serious illness and result in pandemics. Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients ...more »
    955. Type A influenza subtype H10N7
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    956. Type A influenza subtype H1N1
     The H1N1 subtype of influenza is a strain of the type A influenza virus that can cause illness in humans. Influenza is viral respiratory infection. The virus is contagious and can cause severe illness especially in patients who are very young or old or ha...more »
    957. Type A influenza subtype H1N2
     The H1N2 subtype of influenza is a strain of the type A influenza virus that can cause cause illness in humans. Influenza is viral respiratory infection. The virus is contagious and can cause severe illness especially in patients who are very young or old...more »
    958. Type A influenza subtype H2N2
     The H2N2 subtype of influenza is a strain of the type A influenza virus that can cause cause illness in humans. Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young o...more »
    959. Type A influenza subtype H3N2
     The H3N2 subtype of influenza is a strain of the type A influenza virus that can cause cause illness in humans. Subtype H3N2 has caused a number of pandemics (e.g. Hong Kong Flu) and tends to occur in a seasonal pattern in many parts of the world. Influen...more »
    960. Type A influenza subtype H5
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    961. Type A influenza subtype H5N1
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    962. Type A influenza subtype H7
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    963. Type A influenza subtype H7N2
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    964. Type A influenza subtype H7N3
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    965. Type A influenza subtype H7N7
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    966. Type A influenza subtype H9
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    967. Type A influenza subtype H9N2
     Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who are very young or old or have some other medical condition as well. The severity of symptoms can vary but usually involves respi...more »
    968. Type B Influenza
     Type B influenza is a subtype of the influenza virus that tends to occur sporadically - can cause epidemics but not pandemics. Influenza is viral respiratory infection. The virus is very contagious and can cause severe illness especially in patients who a...more »
    969. Type C Influenza
     Type C influenza is a subtype of the influenza virus that only rarely infects people and tends to only cause mild illness. It is not known to cause epidemics or pandemics. Influenza is viral respiratory infection....more »
    970. Typhoid fever
     Fever from bacterial food poisoning....more »
    971. Typhus
     A general name for various arthropod-borne rickettsial infections...more »
    972. Tyrannophobia
     An exaggerated or irrational fear or hatred of tyrants....more »
    973. Ultram overdose
     Ultram is a drug used to treat or prevent pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    974. Urophobia
     An exaggerated or irrational fear of urine....more »
    975. Vaccinophobia
     An exaggerated or irrational fear of vaccines or vaccination....more »
    976. Vancomycin resistant enterococcal bacteremia
     A condition which is characterised by bacteremia caused by an enterococci that is resistant to vancomycin....more »
    977. Vasomotor rhinitis
     Type of rhinitis related to dry air...more »
    978. Venereophobia
     An exaggerated or irrational fear of venereal disease....more »
    979. Vermiphobia
     An exaggerated or irrational fear of earthworms....more »
    980. Vibrio Infections
     Infection by a bacteria which occurs naturally in seawater and in the stomach of many seawater animals. It is a serious infection and accounts for most seafood-related deaths. It causes severe gastrointestinal symptoms and can also cause wound infection....more »
    981. Vibrio infection -- Vibrio alginolyticus
     An infectious disease caused by a bacteria called Vibrio alginolyticus. This bacterium tends to cause ear and wound infections....more »
    982. Vibrio infection -- Vibrio damsela
     An infectious disease caused by a bacteria called Vibrio damsela. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Wound infection is the most common dise...more »
    983. Vibrio infection -- Vibrio fluvialis
     An infectious disease caused by a bacteria called Vibrio fluvialis. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Gastroenteritis is the most common di...more »
    984. Vibrio infection -- Vibrio furnissii
     An infectious disease caused by a bacteria called Vibrio furnissii. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Gastroenteritis is the most common di...more »
    985. Vibrio infection -- Vibrio holisae
     An infectious disease caused by a bacteria called Vibrio holisae. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Gastroenteritis is the most common dise...more »
    986. Vibrio infection -- Vibrio metschnikovii
     An infectious disease caused by a bacteria called Vibrio metschnikovii. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Gastroenteritis is the most commo...more »
    987. Vibrio infection -- Vibrio mimicus
     An infectious disease caused by a bacteria called Vibrio mimicus. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Gastroenteritis is the most common dise...more »
    988. Vibrio infection -- Vibrio parahaemolyticus
     An infectious disease caused by a bacteria called Vibrio parahaemolyticus. The nature and severity of symptoms can vary considerably depending on the type of infection caused - gastroenteritis, wound infection or septicemia. Gastroenteritis is the most co...more »
    989. Vibrio parahaemolyticus
     Bacteria commonly infecting oysters and seafood....more »
    990. Vibrio vulnificus
     Bacteria commonly infecting oysters and seafood....more »
    991. Vicodin overdose
     Vicodin is a prescription drug used to pain. Excessive doses of the drug can result in various symptoms and even death in severe cases....more »
    992. Vicodin withdrawal
     Symptoms that occur when Vicodin use is discontinued or reduced. Vicodin is a pain-killing drug. Symptoms may vary depending on the level of dependence....more »
    993. Viral Hemorrhagic Fevers
     Viral infections causing hemorrhagic fever (i.e. bleeding)...more »
    994. Viral diseases
     Any disease that is caused by a virus...more »
    995. Viral meningitis
     Viral meningitis refers to meningitis caused by a viral infection...more »
    996. Viral pericarditis
     Inflammation and swelling of the pericardium (fibrous sac surrounding the heart) that results from a viral infection. Causative viruses include HIV, coxsackieviruses, echoviruses and adenoviruses. The condition may be misdiagnosed as a heart attack and vi...more »
    997. Viremia
     The presence of a virus in the bloodstream. The symptoms will depend on the type of virus involved. Some viruses cause no symptoms....more »
    998. Vitamin B12 Deficiency
     A deficiency of Vitamin B12 primarily causes anemias the body is unable to make sufficient quantities of normal red blood cells. Severe cases can lead to permanent nervous system problems. The vitamin B12 deficiency can result from absorption problems, in...more »
    999. Vogt-Koyanagi-Harada Syndrome
     A rare condition characterized by poliosis and hair, skin, eye and ear abnormalities as well as retinal detachment and neurological involvement....more »
    1000. Voltaren -- Teratogenic Agent
     There is evidence to indicate that exposure to Voltaren (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 lev...more »
    1001. Wallenberg's Syndrome
     A rare neurological condition caused by a stroke (involving the cerebellar artery) and resulting in symptoms such as facial paralysis or weakness on one side of body....more »
    1002. Warm Autoimmune Hemolytic Anemia
     Warm 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. Warm haemolytic ane...more »
    1003. Waterhouse-Friederichsen syndrome
     A rare syndrome that occurs as complication of septicemia (often due to meningococcal or pneumococcal infection) and involves blood coagulation in blood vessels, adrenal gland hemorrhages and ultimately kidney failure....more »
    1004. Wegener's granulomatosis
     A rare disease involving blood vessel inflammation which can affect the blood flow to various tissues and organs and hence cause damage. The respiratory system and the kidneys are the main systems affected....more »
    1005. Weil's syndrome
     Severe form of Leptospirosis...more »
    1006. Wernicke-Korsakoff syndrome
     A rare degenerative brain disorder caused by thiamine (Vitamin B1) deficiency. Chronic alcoholics are prone to this condition....more »
    1007. Whooping Cough
     An infectious condition caused by the bacteria Bordetella pertussis...more »
    1008. Wild Lima bean poisoning
     Wild Lima beans are a legume similar to the common lima beans which are considered safe to eat. The wild lima contains much higher levels of a chemical called cyanogen than the common lima bean. The cyanogen can cause symptoms and if sufficient quantities...more »
    1009. Wilson's Disease
     Wilson disease, or hepatolenticular degeneration, is a neurodegenerative disease of copper metabolism....more »
    1010. Wine Grower's lung
     Inhalation of grape mold particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lead to sy...more »
    1011. Wood trimmer's disease
     Inhalation of wood trimming particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. Chronic exposure can lead to progressive lung symptoms which can gradually lead to...more »
    1012. Woodworker's lung
     Inhalation of a wood particles in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure to the wood p...more »
    1013. Woodworker's lung -- Cedar dust
     Inhalation of a wood dust from the Cedar tree in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposur...more »
    1014. Woodworker's lung -- Mahogany dust
     Inhalation of a wood dust from the mahogany tree in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to expo...more »
    1015. Woodworker's lung -- Maple dust
     Inhalation of a wood dust from the maple tree in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposur...more »
    1016. Woodworker's lung -- Oak dust
     Inhalation of a wood dust from the oak tree in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure ...more »
    1017. Woodworker's lung -- Pine dust
     Inhalation of a wood dust from the pine tree in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposure...more »
    1018. Woodworker's lung -- Spruce dust
     Inhalation of a wood dust from the spruce tree in an occupational setting can cause various lung symptoms. The severity of symptoms varies depending on the duration of the exposure. The lung symptoms result from the body's immune system reacting to exposu...more »
    1019. Wyatt disease
     A cytomegalus virus infection that occurs before birth....more »
    1020. X-linked sideroblastic anaemia
    1021. X-linked sideroblastic anemia
     X-linked sideroblastic anemia is a rare inherited blood disorder characterized by abnormal deposits of iron in the red blood cells which makes them unable to function properly. The body continues to absorb more iron from digesting food in order to try and...more »
    1022. Xanthophobia
     An exaggerated or irrational fear of the color yellow or the word yellow....more »
    1023. Xenophobia
     An exaggerated or irrational fear or hatred of foreigners and strange things....more »
    1024. Xerophobia
     An exaggerated or irrational fear of dryness and dry places such as deserts....more »
    1025. Yellow nail syndrome
     A rare nail condition characterized by thickened yellow nails as well as swelling of parts of the body due to lymphatic drainage problems resulting from blocked or damaged lymphatic system....more »
    1026. Young syndrome
     Symptoms in a fetus that occur when the mother is suffering from advanced diabetes mellitus during pregnancy....more »
    1027. Zelophobia
     An exaggerated or irrational fear of jealousy....more »
    1028. Zemmiphobia
     An exaggerated or irrational fear of the great mole rat....more »
    1029. Zoophobia
     An exaggerated or irrational fear of animals....more »

    Show All 1029 Causes
    | Start Again

More Searches: Acute generalized headache in children

Research Deeper: More About These Symptoms

Causes of General Symptom Types

Research the causes of these more general types of symptom:

Research the causes of related medical symptoms such as:

Broaden Your Search: Remove a Symptom


Start Again with New Symptoms »

Notes About Causes

  • Warning - Beta version - information may be incorrect (details)
  • Disclaimer - Do not use this information for diagnosis (details)
  • Important - See your doctor - Only a doctor can give an accurate diagnosis (details)
 

By using this site you agree to our Terms of Use. Information provided on this site is for informational purposes only; it is not intended as a substitute for advice from your own medical team. The information on this site is not to be used for diagnosing or treating any health concerns you may have - please contact your physician or health care professional for all your medical needs. Please see our Terms of Use.

Home | Symptoms | Diseases | Diagnosis | Videos | Tools | Forum | About Us | Terms of Use | Privacy Policy | Site Map | Advertise