then atrial fibrillation with a rapid ventricular response develops. With the faster heart rate, the QRS complex morphology changes to that of a LBBB. As sinus rhythm restores, and the ventricular ...

This is called a bundle branch block. The name comes from the wire-like branch that carries these impulses and splits into left and right bundles. There are two types: Right bundle branch block ...

and right bundle branch block (RBBB) in 5%. Left anterior hemiblock and atrial fibrillation were observed in 12% and 8% of patients, respectively. Baseline clinical characteristics differed ...

First, on the basis of the more frequent need for revascularization and the higher presence of coronary artery disease in patients with new or presumed-new LBBB, it certainly does seem reasonable ...