Open heart surgery in the elderly.
D000368:Aged; D001014:Aortic Aneurysm / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000401:mortality / Q000601:surgery; D002312:Cardiomyopathy, Hypertrophic / Q000601:surgery; D003327:Coronary Disease / Q000401:mortality / Q000601:surgery; D005260:Female; D006331:Heart Diseases / Q000601:surgery*; D006350:Heart Valve Prosthesis; D006801:Humans; D008297:Male; D008875:Middle Aged; D008944:Mitral Valve Insufficiency / Q000401:mortality / Q000601:surgery; D011655:Pulmonary Embolism / Q000601:surgery; D012214:Rheumatic Heart Disease / Q000601:surgery; D014262:Tricuspid Valve Insufficiency / Q000601:surgery