Massive hemorrhage from colonic diverticulitis.
D000328:Adult; D004239:Diverticulitis, Colonic / Q000150:complications*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D066298:In Vitro Techniques; D008297:Male; D008875:Middle Aged