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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. Abdominal rigidity Abdominal rigidity
    Abdominal rigidity is stiffness of the muscles in the belly area, which can be felt when touched or pressed. Considerations When there is a sore area in the abdomen, the pain becomes more intense as the hand presses against it and overcomes the muscular resistance. A patient's fear or nervousness a...
  2. Abdominal sounds Abdominal sounds
    Abdominal sounds are the noises made by the intestines. Considerations Abdominal sounds (bowel sounds) are made by the movement of the intestines as they push food through. Since the intestines are hollow, bowel sounds can echo throughout the abdomen much like the sounds heard from water-pipes. The...
  3. Abdominal tap Abdominal tap
    An abdominal tap is a procedure used to remove fluid from the area between the belly wall and the spine. This space is called the abdominal cavity. How the Test is Performed This test may be done in an office setting, treatment room, or hospital. The puncture site will be cleaned and shaved, if nec...
  4. Abdominal ultrasound Abdominal ultrasound
    Abdominal ultrasound is an imaging procedure used to examine the internal organs of the abdomen, including the liver, gallbladder, spleen, pancreas, and kidneys. The blood vessels that lead to some of these organs can also be looked at with ultrasound. How the Test is Performed An ultrasound machin...
  5. Abdominal wall fat pad biopsy Abdominal wall fat pad biopsy
    An abdominal wall fat pad biopsy is the removal of a small part of the abdominal wall fat pad. The procedure is done most often to test for amyloidosis. How the Test is Performed Needle aspiration is the most common method of obtaining an abdominal wall fat pad biopsy. The skin of the abdomen is cl...
  6. Abnormal posturing Abnormal posturing
    Abnormal posturing is different from what is commonly called "bad posture" or "slouching." Instead, it is a tendency to hold a particular body position, or to move one or more parts of the body in a particular way. This phenomenon is an important part of evaluating a person in a coma. Certain abnorm...
  7. ABO incompatibility ABO incompatibility
    ABO incompatibility is a reaction of the immune system that occurs if two different and not compatible blood types are mixed together. Causes A, B, and O are the three major blood types. The types are based on small substances (molecules) on the surface of the blood cells. In people who have differ...
  8. Abortion - medical Abortion - medical
    A medical abortion is the use of certain medications to end a pregnancy. The drugs help remove the fetus and placenta from the mother's womb (uterus). There are different types of medical abortion. Sometimes the woman has one for a health reason. This is called a therapeutic medical abortion. Other ...
  9. Abortion - surgical Abortion - surgical
    A surgical abortion is a procedure that ends a pregnancy by removing the fetus and placenta from the mother's womb (uterus). There are different types of surgical abortion. Sometimes the woman needs the procedure for a health reason. This is called a therapeutic abortion. Other times, she chooses (e...
  10. Abscess Abscess
    An abscess is a collection of pus in any part of the body that, in most cases, causes swelling and inflammation around it. Causes Abscesses occur when an area of tissue becomes infected and the body's immune system tries to fight it. White blood cells move through the walls of the blood vessels int...
  11. Abscess scan - radioactive Abscess scan - radioactive
    Radioactive abscess scan uses white blood cells tagged with a radioactive substances and x-rays to look for abnormal sites of inflammation in the body. 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 w...
  12. Absent pulmonary valve Absent pulmonary valve
    Absent pulmonary valve is a rare defect in which the pulmonary valve that carries oxygen-poor blood from the heart to the lungs is either missing or poorly formed. This condition is present at birth (congenital). See also: Tetralogy of Fallot Causes Absent pulmonary valve occurs when the pulmonary...
  13. Acanthosis nigricans Acanthosis nigricans
    Acanthosis nigricans is a skin disorder characterized by dark, thick, velvety skin in body folds and creases. Causes Acanthosis nigricans can affect otherwise healthy people, or it can be associated with medical problems. Some cases are genetically inherited. It is most common among people of Afric...
  14. ACE inhibitors ACE inhibitors
    Angiotensin-converting enzyme (ACE) inhibitors are medicines that are used to treat heart, blood vessel, and kidney problems. How ACE Inhibitors Help You ACE inhibitors are used to help treat: Heart disease -- ACE inhibitors reduce the amount of work your heart has to do. This keeps some kinds of ...
  15. ACE levels ACE levels
    ACE levels is a blood test that measures the amount of angiotensin-converting enzyme (ACE). 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 prov...