Definition

Cardiomyopathies are a group of diseases involving the heart muscle and are not congenital, valvular, hypertension, coronary arterial or pericardial abnormalities.

Types

Cardiomyopathy is of 3 Types—
1. Hypertrophic cardiomyopathy.
2. Dilated cardiomyopathy (ischaemic).
3. Restrictive cardiomyopathy.