Better devices and changes in implant depth have likely led to fewer LBBBs over time, but the issue needs continued attention ...

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 ...

The functions we perform are connected to each other and it is hard to determine the actual cause of problem in the first look. Tissues are connected to the heart in a certain way that creates ...

LBBB is linked to electrical abnormalities, causing inefficient heart pumping, dilation, and systolic dysfunction. The study found LBBB associated with increased heart failure risk, surpassing other ...

QRS duration of > 120 milliseconds rsR' "bunny ear" pattern in precordial leads Slurred S waves in leads I, V5, and V6. Remember that T wave inversions and ST segment depression is normal in leads V1 ...

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 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.

Please provide your email address to receive an email when new articles are posted on . Left bundle branch pacing was achieved for the first time via leadless pacemaker. Implantation failure rate was ...

Abbott's investigational AVEIR™ Conduction System Pacing (CSP) leadless pacemaker system is specifically designed to deliver pacing to the left bundle branch area, activating the heart's natural ...

Dr. Keith Roach writes a medical question-and-answer column weekdays. Dear Dr. Roach: My 35-year-old son recently complained of some chest pain. He went to his doctor, and it was determined that he ...

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.

Our top 5 heart failure articles of 2025 include FDA approvals, improving guideline-directed medical therapy (GDMT), markers of progressive heart failure (HF) such as findings from echocardiogram ...