Is dilated cardiomyopathy (DCM) inherited and should my family be screened?

Cardiomyopathy 00:20 min watch Published 5 March 2026 Dr Ravi Assomull, Consultant Cardiologist

Around one in five cases of dilated cardiomyopathy has a genetic cause. Dr Ravi Assomull explains why first-degree relatives should be screened with tests such as an ECG and echocardiogram, helping identify inherited heart conditions early and guide appropriate monitoring.

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Transcript

In about 20% of cases, dilated cardiomyopathy can be a genetic and inherited condition. So anyone with a diagnosis of dilated cardiomyopathy should recommend that all their first degree relatives are screened with an ECG and echocardiogram.

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