Pulsed Doppler verification of atrial contribution to ventricular filling in sequential pacing.
We have used pulsed Doppler to ascertain effective atrial contribution to ventricular filling in sequential pacemaker rhythm. The technique is particularly valuable when electrocardiographic evidence of atrial capture is uncertain.
D001283:Atrioventricular Node / Q000502:physiology*; D004452:Echocardiography; D004562:Electrocardiography; D006329:Heart Conduction System / Q000502:physiology*; D006801:Humans; D009200:Myocardial Contraction; D010138:Pacemaker, Artificial; D014465:Ultrasonics