title: 75-year-old man with progressive shortness of breath on exertion.
authors.affiliation: Internal Medicine and Neurology, Mayo School of Graduate Medical Education, Mayo Clinic College of Medicine, Rochester, Minn 55905, USA.
authors.forename: William T L
authors.initials: WT
authors.lastname: Hu
authors.forename: Joseph F
authors.initials: JF
authors.lastname: Malouf
mesh_terms: D000368:Aged; D001024:Aortic Valve Stenosis / Q000150:complications* / Q000000981:diagnostic imaging / Q000601:surgery; D001026:Coronary Artery Bypass; D004417:Dyspnea / Q000209:etiology*; D025401:Echocardiography, Stress; D019918:Heart Valve Prosthesis Implantation; D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology; D008297:Male; D005082:Physical Exertion; D018487:Ventricular Dysfunction, Left / Q000150:complications