Comment on

• Ventricular pacing lead location alters systemic hemodynamics and left ventricular function in patients with and without reduced ejection fraction.

  Lieberman R, Padeletti L, Schreuder J, Jackson K, Michelucci A, Colella A, Eastman W, Valsecchi S, Hettrick DA. Lieberman R, et al. J Am Coll Cardiol. 2006 Oct 17;48(8):1634-41. doi: 10.1016/j.jacc.2006.04.099. Epub 2006 Sep 27. J Am Coll Cardiol. 2006. PMID: 17045900
• Right ventricular pacing can induce ventricular dyssynchrony in patients with atrial fibrillation after atrioventricular node ablation.

  Tops LF, Schalij MJ, Holman ER, van Erven L, van der Wall EE, Bax JJ. Tops LF, et al. J Am Coll Cardiol. 2006 Oct 17;48(8):1642-8. doi: 10.1016/j.jacc.2006.05.072. Epub 2006 Sep 27. J Am Coll Cardiol. 2006. PMID: 17045901