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
Not necessarily: It can be benign but see a cardiologist to make sure.
Answered 8/30/2019
5.2k views
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A doctor has provided 1 answer
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