title: Pulsus alternans in critical aortic stenosis.
authors: Department of Medicine, Montreal Heart Institute, Montreal, Quebec H1T 1C8.
authors: Stéphane
authors: S
authors: Noble
authors: Reda
authors: R
authors: Ibrahim
mesh_terms: D000368:Aged; D001021:Aortic Valve / Q000473:pathology / Q000601:surgery*; D001024:Aortic Valve Stenosis / Q000150:complications / Q000175:diagnosis* / Q000601:surgery; D001705:Bioprosthesis; D004562:Electrocardiography; D005260:Female; D006350:Heart Valve Prosthesis; D006801:Humans; D011674:Pulse; D018487:Ventricular Dysfunction, Left / Q000175:diagnosis / Q000503:physiopathology