Direct determinations of aortic blood flow in patients with aortic regurgitation. Effects of alterations in heart rate, increased ventricular preload or afterload, and isoproterenol.
D000328:Adult; D001013:Aorta, Thoracic; D001022:Aortic Valve Insufficiency; D001783:Blood Flow Velocity; D001795:Blood Pressure Determination; D006339:Heart Rate / Q000187:drug effects*; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology*; D010138:Pacemaker, Artificial; D012039:Regional Blood Flow / Q000502:physiology*
D007545:Isoproterenol