Medical Dictionary Definitions A-Z List
Medical Dictionary Definitions A - Z - «I»:
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IGT
IGT: Impaired glucose tolerance....
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IHS
IHS The Indian Health Service, a part of the US Public Health Service within the US Department of Health and Human Services, that is responsible for providing federal health services to American Indians and Alaska Natives.
The IHS is the principal federal health care provider and health advocate fo...
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IL-1
IL-1: Interleukin-1....
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IL-10
IL-10: Interleukin-10....
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IL-2
IL-2: Interleukin-2....
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IL-4
IL-4: Interleukin-4....
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Ile
Ile: Isoleucine. See also: Amino acid symbols....
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Ileal pouch
Ileal pouch: A surgically created chamber made up of a portion of the lower part of the ileum, the last (lowest) part of the small intestine.
The ileal pouch generally connects to the rectum with the muscles of this area left intact to allow continuation of bowel control. The ileal pouch acts as ...
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Ileitis, Crohn
Ileitis, Crohn: Inflammation of the ileum (the farthest
segment of the small intestine) due to Crohn disease.
Crohn disease is a chronic inflammatory disorder,
primarily involving the small and large intestine, but which can
affect other parts of the digestive system as well. It is named for
the...
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Ileitis, terminal
Ileitis, terminal: Crohn's disease, a chronic
inflammatory disease of the intestine involving only the end of the
small intestine (the
terminal ileum). Crohn's disease affects primarily the small and
large intestines but
which can occur anywhere in the digestive system between the mouth
and the a...
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Ileocolitis, Crohn
Ileocolitis, Crohn: Crohn disease
involving both the ileum (the furthest part of the small intestine
just before the
colon) and the large intestine (the colon).
Crohn disease is a chronic inflammatory disorder,
primarily involving the small and large intestine, but which can
affect other parts ...
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Ileoscopy
Ileoscopy: Use of a flexible instrument (a "scope") to examine the ileum which is the lowest part of the small intestine.
Ileoscopy is usually accomplished during colonoscopy, when the instrument tip passes first through the rectum and the lower colon and eventually reaches the area where the ileu...
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Ileostomy
Ileostomy: An opening into the ileum, part of the small intestine, from the outside of the body. An ileostomy provides a new path for waste material to leave the body after part of the intestine has been removed. An opening into the ileum, part of the small intestine, from the outside of the body. A...
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Ileum
Ileum: The lowest part of the small intestine, located beyond the duodenum and jejunum, just before the large intestine (the colon). Pronounced "il-eum" in the US and "eye-leum" in the UK.
The word "ileum" is derived from the Greek "eileos" meaning "twisted." This is apt because, when the small in...
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Ileus
Ileus: Obstruction of the intestine due to
paralysis of the intestinal muscles. The paralysis does not need to be complete to cause ileus, but the intestinal muscles must be so inactive that it prevents the passage of food and leads to a functional blockage of the intestine. Ileus commonly follows ...