What is hypertrophic cardiomyopathy (HCM)?

Cardiomyopathy 00:21 min watch Published 5 March 2026 Dr Ravi Assomull, Consultant Cardiologist

Dr Ravi Assomull explains hypertrophic cardiomyopathy, a genetic heart condition characterised by abnormal thickening of the heart muscle that can affect heart function and increase the risk of abnormal heart rhythms.

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Transcript

Hypertrophic cardiomyopathy is a condition that is characterised by unexplained thickening of the heart muscle. Typically this is genetic and requires further investigation as it can cause symptoms or actually increase your risk of sudden cardiac death.

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