Q: I recently had an electrocardiogram as part of a routine physical exam. The report said I had a bundle branch block. What does that mean? Will I need a pacemaker? A: Bundle branch blocks are ...

QUEBEC, QC — A new study shows that patients who harbor preexisting right bundle branch block (RBBB) face a significantly higher risk of death 2 years after transcatheter aortic-valve replacement ...

Presenter: Jeanne E. Poole, MD, University of Washington (Seattle) for the SCD-HeFT Investigators The high incidence of sudden cardiac death (SCD), particularly in patients with impaired left ...

An ST depression is a possible outcome of an electrocardiogram (ECG) test. It can indicate health conditions such as hypokalemia, myocardial ischemia, or a side effect of medications. Doctors may ...