Ab-


Ab-: Prefix indicating from, away from, or off, as in abduction (movement of a limb away from the midline of the body) and abnormal (away from normal).

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  • Abdomen, acute

    Abdomen, acute: Medical shorthand for the acute onset of abdominal pain. A potential medical emergency, an acute abdomen may reflect a major problem with one of the organs in the abdomen, such as appendicitis (inflamed appendix), cholecystitis (inflamed gallbladder), a perforated ulcer in the intestine, or a ruptured spleen.

  • Abatement

    Abatement: A diminution, decrease or easing. In medicine there may be abatement of pain or any other symptom or sign. In the environment there may abatement in the degree of pollution. See also: Abate.

  • Abdominal aneurysm

    Abdominal aneurysm: An aneurysm situated within the abdomen (belly). An aneurysm is a localized widening (dilatation) of an artery, vein, or the heart. At the area of an aneurysm, there is typically a bulge and the wall is weakened and may rupture. The word “aneurysm” comes from the Greek “aneurysma” meaning “a widening.” An aneurysm […]

  • Appendix

    Appendix: A small outpouching from the beginning of the large intestine.

  • Abdominal cavity

    Abdominal cavity: The cavity within the abdomen, the space between the abdominal wall and the spine. The abdominal cavity is hardly an empty space. It contains a number of crucial organs including the lower part of the esophagus, the stomach, small intestine, colon, rectum, liver, gallbladder, pancreas, spleen, kidneys, and bladder.


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