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

Left bundle branch block (LBBB) is a type heart block. It results from a problem with the electrical conduction system that enables the heart to beat. It may cause no symptoms, but an ...

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.

Q: I recently had an ECG that showed that I have a “left bundle branch block.” What does this mean? A: When your heart beats, it does so in response to electrical signals. Your heart muscle is ...

Impulses, or electrical signals, travel through both the left and right chambers of your heart to make it pump. But if the pathway is blocked, the impulses may move slower than normal or irregularly.

Yogesh N. Reddy, MBBS: Hi. This is Yogesh Reddy, cardiology fellow at Mayo Clinic. Today we will be discussing the very common clinical scenario of a left bundle branch block (LBBB) on ...

Dear Dr. Roach: I’m a female, age 70, who is 5 feet, 4 inches tall and weighs 125 pounds. I have no problems with cholesterol, diabetes or blood pressure. I do not take any medications, just vitamins.

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 ...

Please provide your email address to receive an email when new articles are posted on . Many patients implanted with a repositionable bioprosthesis during transcatheter aortic valve replacement ...

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 ...

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 ...