[Malfunction of SAM disc valve prosthesis--detection and surgery (author's transl)].
D000328:Adult; D004562:Electrocardiography; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D010701:Phonocardiography; D011183:Postoperative Complications / Q000175:diagnosis / Q000601:surgery*