What are the symptoms of dilated cardiomyopathy (DCM)?

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

Dilated cardiomyopathy can present with a range of symptoms including breathlessness, fatigue, palpitations and dizziness. Dr Ravi Assomull also explains that some people may have no symptoms at all, with the condition sometimes discovered incidentally during cardiac investigations.

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Transcript

Patients with dilated cardiomyopathy may present with symptoms of breathlessness, fatigue, palpitations or dizziness. A small proportion of patients with dilated cardiomyopathy may have no symptoms at all and it's simply a condition that was picked up incidentally.

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