title: Angiodysplasia of the left colon.
mesh_terms: D001165:Arteriovenous Malformations / Q000150:complications; D012809:Colon, Sigmoid / Q000098:blood supply*; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology; D006801:Humans; D008875:Middle Aged