Definition of upper GI bleeding Upper Gastrointestinal BleedingTypeDescriptionPresentation Most commonly presents as hematemesis and/or melenaHematemesis Emesis with either red blood or coffee-ground colorIndicates bleeding proximal to Ligament of TreitzEmesis with red bloodModerate to severe bleeding, possibly ongoingCoffee ground emesis More limited bleeding that is likely not ongoingMelenaBlack, tarry stoolIndicates bleeding distal to ligament of Treitz (90%)Color and odor due to digestive enzymes and intestinal bacteria altering hemoglobin in bloodPossible origins of melenaNasopharynxOropharynxRight colonSmall bowel(Next Lesson) Pathophysiology of upper GI bleeding Back to Upper Gastrointestinal Bleeding No Comments Comments are closed.
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