St. Jude Medical for Medical Professionals

Permanent pacing and atrioventricular junction (AVJ) ablation is an effective and established therapy for atrial fibrillation with medically refractory rapid ventricular rates.^{1, 2}  The rate control achieved by AVJ ablation and right ventricular (RV) pacing comes at a price: an iatrogenic left bundle branch block with ventricular dyssynchrony.

Zayd A Eldadah, MD, PHD and S. Adam Strickberger, MD

Journal of Cardiovascular Electrophysiology, 16(11): 1166- 1167, November 2005.