Aortic regurgitation: medical assessment and surgical intervention.
D001021:Aortic Valve / Q000601:surgery; D001022:Aortic Valve Insufficiency / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000601:surgery; D003331:Coronary Vessels / Q000000981:diagnostic imaging; D004452:Echocardiography; D006801:Humans; D005082:Physical Exertion; D011877:Radionuclide Imaging; D013318:Stroke Volume