Bleeding from gastric angiodysplasia post aortic valve replacement.
D001021:Aortic Valve; D001807:Blood Vessel Prosthesis; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011183:Postoperative Complications; D013272:Stomach Diseases / Q000209:etiology*