melena (redirected from Melana)

melena /me·le·na/ (mĕ-le´nah) the passage of dark stools stained with altered blood.

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me·le·na (m-ln)

n.

The passage of black tarlike stools containing blood that has been acted on by the intestinal juices.

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melena

[məlē′nə, məl′əna]

Etymology: Gk, melas, black

abnormal black tarry stool that has a distinctive odor and contains digested blood. It usually results from bleeding in the upper GI tract and is often a sign of peptic ulcer or small bowel disease. See also gastrointestinal bleeding.

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melena (m·lēˑ·n),

n dark stools with a tarlike consistency and a distinct odor comprised of digested blood; results from bleeding in the upper gastrointestinal tract; usually a sign of peptic ulcer or small bowel disease.

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melena (melē´n),

n the passage of dark or black stools; the color is produced by altered blood and blood pigments.

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melena, melaena

darkening of the feces by blood pigments. Typically the feces have a black color with a red tinge at the edges and are soft and almost slimy.

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melena

Stool or vomit blackened by heme pigments