I'm trying to understand what a left anterior hemiblock means when it shows up on an ECG. Should I be worried about it? Is there a need for any kind of treatment, or is it something that won't affect my health too much?

Dr Shubham Chauhan

General Practitioner

• MBBS
• 4+ Yrs

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Left anterior hemiblock (LAHB) on an ECG indicates an abnormality in the electrical conduction pathway of the heart, specifically affecting the left anterior fascicle of the left bundle branch. While LAHB can be benign in some individuals, it can also be associated with underlying heart conditions such as hypertension, ischemic heart disease, or cardiomyopathies. Whether it requires treatment depends on the presence of symptoms and any underlying heart conditions. It's important to consult with your cardiologist for a comprehensive evaluation to determine the significance of LAHB in your case and to discuss whether any further tests or treatments are necessary.

Answered 15 days ago