title: Aortic valve replacement for aortic stenosis caused by alkaptonuria.
abstract: We report a case of aortic stenosis associated with ochronosis in a 70-year-old man who underwent biologic aortic valve replacement. Intraoperative findings included ochronosis of a severely calcified pigmented aortic valve along with pigmentation of the intima of the aorta.
authors: Department of Cardiothoracic Surgery, the University of Tokyo, Faculty of Medicine, Tokyo, Japan.
authors: Junko
authors: J
authors: Hiroyoshi
authors: Aya
authors: A
authors: Saito
authors: Nirmal
authors: N
authors: Panthee
authors: Yasushi
authors: Y
authors: Imai
authors: Dai
authors: D
authors: Kawashima
authors: Noboru
authors: N
authors: Motomura
authors: Minoru
authors: M
authors: Ono
mesh_terms: D000368:Aged; D000474:Alkaptonuria / Q000150:complications* / Q000175:diagnosis; D001021:Aortic Valve / Q000601:surgery*; D001024:Aortic Valve Stenosis / Q000175:diagnosis / Q000209:etiology / Q000601:surgery*; D004452:Echocardiography; D005500:Follow-Up Studies; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D013902:Radiography, Thoracic