Melena: Difference between revisions
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'''Melena''' is a '''black, gummy, tarry stool''' containing an admixture of '''digested [[blood]]'''. The cause of melena is [[bleeding]] into the upper part of the alimentary canal (from the [[Oral cavity|oral cavity]] to the oral part of the [[Small intestine|small intestine]]). This is a serious symptom that should lead to clarifying the source of bleeding ([[endoscopy]]) and stopping it. Bleeding into the upper part of the alimentary canal can be caused by, for example, [[Tumors|tumor]] in this area, [[Esophageal Varices|esophageal varices]], [[Gastroduodenal ulcer disease|gastroduodenal ulcer]]. ''The consumption of blueberries, blackberry or some medicines can also lead to a similar coloration of the stool.'' | |||
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Latest revision as of 14:37, 29 March 2023
Melena is a black, gummy, tarry stool containing an admixture of digested blood. The cause of melena is bleeding into the upper part of the alimentary canal (from the oral cavity to the oral part of the small intestine). This is a serious symptom that should lead to clarifying the source of bleeding (endoscopy) and stopping it. Bleeding into the upper part of the alimentary canal can be caused by, for example, tumor in this area, esophageal varices, gastroduodenal ulcer. The consumption of blueberries, blackberry or some medicines can also lead to a similar coloration of the stool.
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Related Articles[edit | edit source]
References[edit | edit source]
- BALIAN, Axel. Hépato-gastro-enterologie. 7th edition. VERNAZOBRES-GREGO, 2010. 627 pp. ISBN 978-2-81830-041-1.
