Gastrointestinal Bleeding
Alternate Names : GI Bleeding, Lower GI Bleeding, Upper GI Bleeding
Definition
Gastrointestinal bleeding refers to any bleeding that originates in the gastrointestinal tract, from the mouth to the large bowel. The degree of bleeding can range from nearly undetectable to acute, massive, life-threatening bleeding. Bleeding may originate from any site along the gastrointestinal tract, but is often divided into:
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Upper GI bleeding (considered any source located between the mouth and outflow tract of the stomach)
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Lower GI bleeding (considered any source located from the outflow tract of the stomach to the anus, small and large bowel included)
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