[Björk-Shiley aortic valvular dehiscence].
D001021:Aortic Valve / Q000601:surgery*; D004868:Equipment Failure; D006333:Heart Failure / Q000209:etiology; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D012086:Reoperation