[Heart valve replacement in 2 cases of valvular diseases with orthopnea].
D000328:Adult; D001022:Aortic Valve Insufficiency / Q000601:surgery; D006349:Heart Valve Diseases / Q000150:complications / Q000601:surgery*; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000601:surgery; D011187:Posture; D012131:Respiratory Insufficiency / Q000150:complications; D014262:Tricuspid Valve Insufficiency / Q000601:surgery