Suresh Nambiar Suresh Nambiar Asked 10 months ago

Can lbbb cause heart attack?

My doctor recently told me I have something called a Left Bundle Branch Block (LBBB). I'm quite worried and want to understand it better. Does having LBBB mean I'm at a higher risk of having a heart attack, or can it directly cause one?

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6 answers

Rohit Kulkarni Rohit Kulkarni Joined May 2026 5 months ago
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Actually yaar, LBBB (Left Bundle Branch Block) itself doesn't cause a heart attack, but it can make it harder for doctors to diagnose one on an ECG. Plus, it is often linked to underlying heart issues. So if you have been diagnosed with it, please check in with a proper cardiologist to be safe.

Meera Swaminathan Meera Swaminathan Joined May 2026 5 months ago

LBBB is something you should not take lightly, as I had some heart complications because we didn't monitor my conduction block on time. While LBBB isn't a direct cause of an attack, it is a sign that the heart's electrical system has a block, which needs proper investigation. Please consult a cardiologist immediately.

Aditya Sen Aditya Sen Joined Mar 2026 7 months ago

Honestly, reading about heart stuff like LBBB at 3 AM is not helping my insomnia at all! But from what my doctor told my uncle, it doesn't directly cause an attack, though it definitely means you need a proper echo test. Go get it checked so you can sleep peacefully at night.

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Consult a cardiologist

Kabir Verma Kabir Verma Joined May 2026 5 months ago

Hey bro, my dad was diagnosed with LBBB last year and we all freaked out. Turns out it's an electrical issue in the heart, not a blocked artery (which is what causes a heart attack). He is completely fine now after a few tests, so don't stress too much but do see a doc.

Pooja Hegde Pooja Hegde Joined May 2026 5 months ago

Hey, don't stress too much! LBBB is basically just a delay in the electrical signals of your heart, so it doesn't cause a heart attack directly. Just make sure you get a proper doctor's opinion and keep up with your regular checkups so you can stay worry-free.

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Rajesh Nair Rajesh Nair Joined Mar 2026 8 months ago

My ECG also showed LBBB once and I thought my time was up! But the doctor explained it's just a lazy electrical pathway in the heart, not an active attack. Still, since we are not getting any younger, it's best to let a cardiologist do an Echo and stress test to make sure everything is running fine.

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