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Drugs and diseases reference index

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Diseases & conditions A-Z List

Diseases & Conditions A-Z List - «A»:

  1. Amitriptyline hydrochloride overdose Amitriptyline hydrochloride overdose
    Amitriptyline hydrochloride is a type of prescription medicine called a tricyclic antidepressant. Amitriptyline hydrochloride overdose occurs when someone accidentally or intentionally takes more than the normal or recommended amount of this medication. This is for information only and not for use i...
  2. Ammonia poisoning Ammonia poisoning
    Ammonia is a strong, colorless gas. If the gas is dissolved in water, it is called liquid ammonia. Poisoning may occur if you breathe in ammonia. Poisoning may also occur if you swallow or touch products that contain very large amounts of ammonia. This is for information only and not for use in the ...
  3. Ammonium ion Ammonium ion
    Ammonium ion test measures the amount of ammonium ions in a blood sample. How the Test is Performed Blood is typically drawn from a vein, usually from the inside of the elbow or the back of the hand. The site is cleaned with germ-killing medicine (antiseptic). The health care provider wraps an elas...
  4. Amniocentesis Amniocentesis
    Amniocentesis is a test during pregnancy that removes a small amount of fluid from the sac around the baby to look for birth defects and chromosome problems. How the Test is Performed Amniocentesis is done on an outpatient basis. You do not need to stay in the hospital. The doctor will find the exa...
  5. Amniotic constriction bands Amniotic constriction bands
    Amniotic constriction bands are strands of the fluid-filled sac (amniotic sac) that surrounds a baby in the womb. They may cause a congenital (present from birth) deformity of the face, arms, legs, fingers, or toes. Causes Amniotic constriction bands are caused by damage to a part of the placenta c...
  6. Amniotic fluid Amniotic fluid
    Amniotic fluid is a clear, slightly yellowish liquid that surrounds the unborn baby (fetus) during pregnancy. It is contained in the amniotic sac. Information While in the womb, the baby floats in the amniotic fluid. The amount of amniotic fluid is greatest at about 34 weeks (gestation ) into th...
  7. Amphetamine intoxication Amphetamine intoxication
    Amphetamine intoxication describes the state that occurs with the use of amphetamine drugs. Intoxication can easily lead to overdose with severe or deadly poisonous effects. It may lead to: Agitation Coma Death High blood pressure Increased body temperature Irregular heart beats (cardiac arrhyt...
  8. Amputation - traumatic Amputation - traumatic
    Traumatic amputation is the loss of a body part -- usually a finger, toe, arm, or leg -- that occurs as the result of an accident or trauma. Considerations If an accident or trauma results in complete amputation (the body part is totally severed), the part sometimes can be reattached, especially wh...
  9. Amylase - blood Amylase - blood
    Amylase is an enzyme that helps digest carbohydrates. It is produced mainly in the pancreas and the glands that make saliva. When the pancreas is diseased or inflamed, amylase releases into the blood. A test can be done to measure the level of this enzyme in your blood. Amylase may also be measured ...
  10. Amylase - urine Amylase - urine
    This is a test that measures the amount of amylase in urine. Amylase is an enzyme that helps digest carbohydrates. It is produced mainly in the pancreas and the glands that make saliva. Amylase may also be measured with a blood test. See: Amylase - blood How the Test is Performed A urine sample is...
  11. Amyotrophic lateral sclerosis Amyotrophic lateral sclerosis
    Amyotrophic lateral sclerosis, or ALS, is a disease of the nerve cells in the brain and spinal cord that control voluntary muscle movement. ALS is also known as Lou Gehrig's disease. Causes In about 10% of cases, ALS is caused by a genetic defect. In other cases, the cause is unknown. In ALS, nerve...
  12. Anaerobic Anaerobic
    Anaerobic means "without oxygen." Anaerobic bacteria are able to survive and grow in environments that have no oxygen. Anaerobic exercise, such as weight lifting, uses energy produced the body's metabolism that does not require oxygen. Anaerobic is the opposite of aerobic....
  13. Anaerobic bacteria Anaerobic bacteria
    Anaerobic bacteria are bacteria that do not live or grow in the presence of oxygen. In humans, this type of bacteria is most commonly found in the gastrointestinal tract. It plays a role in conditions such as appendicitis, diverticulitis, and perforation of the bowel. Alternative Names Anaerobe...
  14. Anal fissure Anal fissure
    An anal fissure is a small split or tear in the thin moist tissue (mucosa) lining the lower rectum (anus). Causes Anal fissures are extremely common in young infants but may occur at any age. Studies suggest 80% of infants will have had an anal fissure by the end of the first year. The rate of anal...
  15. Analgesic nephropathy Analgesic nephropathy
    Analgesic nephropathy involves damage to one or both kidneys caused by overexposure to mixtures of medications, especially over-the-counter pain remedies (analgesics). Causes Analgesic nephropathy involves damage within the internal structures of the kidney. It is caused by long-term use of analges...