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 ...

August 4, 2004 — In an era when the number of candidates for implantable cardioverter defibrillator (ICD) therapy continues to grow, identifying specific patients at risk for arrhythmic death -- the ...

DEAR DOCTOR K: I recently had an ECG that showed that I have a "left bundle branch block." What does this mean? DEAR READER: When your heart beats, it does so in response to electrical signals. Your ...

The ECG shows normal sinus rhythm at 75 beats per minute with a prolonged PR interval of 0.24 sec, ie, first-degree atrioventricular block. The QRS duration is about 0.16 sec with a left bundle branch ...

Please provide your email address to receive an email when new articles are posted on . ORLANDO, Fla. — Cardiac resynchronization therapy may be detrimental in patients with right bundle branch block ...

Dear Dr. Roach: I am a 63-year-old male who, during a routine EKG, showed a left bundle branch block. Can you tell me anything about this diagnosis, what it means, any treatment, future concerns, etc.

Global LV systolic function was accessed by fractional shortening, ejection fraction, and cardiac output. Regional LV wall motion was assessed based on motion and thickening of individual LV wall ...

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 ...

Almost one-third of patients undergoing transcatheter aortic valve replacement (TAVR) with a balloon-expandable device develop new-onset left bundle branch block, although the condition resolves by ...

Cardiac resynchronization therapy with defibrillator (CRT-D) can help certain patients with non-left bundle branch block (non-LBBB) with heart failure if traditional, implantable cardioverter ...