Degenerative mitral valve disease with emphasis on mitral valve prolapse.
D004452:Echocardiography / Q000379:methods; D018618:Echocardiography, Doppler, Color / Q000379:methods; D017548:Echocardiography, Transesophageal / Q000379:methods; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery; D008945:Mitral Valve Prolapse / Q000000981:diagnostic imaging / Q000209:etiology / Q000601:surgery; D008946:Mitral Valve Stenosis / Q000000981:diagnostic imaging / Q000601:surgery