Definition of upper GI bleeding Upper Gastrointestinal Bleeding Type Description Presentation Most commonly presents as hematemesis and/or melena Hematemesis Emesis with either red blood or coffee-ground color Indicates bleeding proximal to Ligament of Treitz Emesis with red blood Moderate to severe bleeding, possibly ongoing Coffee ground emesis More limited bleeding that is likely not ongoing Melena Black, tarry stool Indicates bleeding distal to ligament of Treitz (90%) Color and odor due to digestive enzymes and intestinal bacteria altering hemoglobin in blood Possible origins of melena Nasopharynx Oropharynx Right colon Small bowel (Next Lesson) Pathophysiology of upper GI bleeding Back to Upper Gastrointestinal Bleeding No Comments Comments are closed.
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