Vascular dysplasia of the right colon. An important cause of unexplained gastrointestinal bleeding.
D000368:Aged; D001165:Arteriovenous Malformations / Q000150:complications* / Q000175:diagnosis; D003106:Colon / Q000098:blood supply*; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis / Q000209:etiology*; D006801:Humans; D008297:Male; D008722:Methods