title: Case records of the Massachusetts General Hospital. Weekly clinicopathological exercises. Case 41-1991. A 76-year-old man with recurrent gastrointestinal bleeding.
mesh_terms: D000368:Aged; D001158:Arteries / Q000002:abnormalities / Q000473:pathology; D005753:Gastric Mucosa / Q000098:blood supply*; D005756:Gastritis / Q000175:diagnosis / Q000473:pathology*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D016481:Helicobacter Infections / Q000175:diagnosis / Q000473:pathology; D016480:Helicobacter pylori; D006801:Humans; D008297:Male; D013276:Stomach Ulcer / Q000209:etiology