We compared LV wall motion during RV apical pacing in patients with conventional indications for a pacemaker who had normal LV function and that during RV apical and biventricular pacing in ...

Enrollment criteria included sufficiently high-degree AVB to meet a class I or class IIa indication for pacemaker implantation and LV ejection fraction (LVEF) ≤50%. Patients with New York Heart ...