Left Bundle Branch Block Aberrancy

  • Atrial fibrillation and flutter with left bundle branch block aberration referred as ventricular tachycardia
    Richard G. Trohman, MD, Kenneth M. Kessler, MD, Deborah Williams, MD and James D. Maloney, MD
    Cleveland Clinic Journal of Medicine July 1991, 58 (4) 325-330;

    Ventricular tachycardia, a potentially lethal arrhythmia, may be difficult to differentiate from supraventricular tachycardia with aberration. Electrophysiologic testing helps the clinician identify the origin of the arrhythmia, assess long-term prognosis, and choose appropriate therapy.