Vascular ectasias of the right colon.
D000367:Age Factors; D000368:Aged; D000792:Angiography; D003106:Colon / Q000098:blood supply* / Q000000981:diagnostic imaging*; D004108:Dilatation, Pathologic / Q000000981:diagnostic imaging; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D007413:Intestinal Mucosa / Q000098:blood supply; D008875:Middle Aged