A member asked:

Is left bundle branch block life shortening?

2 doctors weighed in across 2 answers
Dr. Louis Grenzer answered

Specializes in Cardiology

Possibly: As most people with LBBB have heart muscle abnormalities, yes. But about 15% of people with left bundle branch block have structurally normal hearts, so the answer is maybe or sometimes.

Answered 8/30/2019

6.3k views

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Not necessarily: It can be benign but see a cardiologist to make sure.

Answered 8/30/2019

5.2k views

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