Gastric angiodysplasia in an elderly man.
D000368:Aged; D000792:Angiography; D001165:Arteriovenous Malformations / Q000150:complications / Q000175:diagnosis*; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D008297:Male; D013270:Stomach / Q000098:blood supply*; D014680:Veins / Q000002:abnormalities