Is Cardiomyopathy Hereditary?

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A group of diseases that affect the myocardium (muscle of the heart).

There are three basic types of cardiomyopathy, which are distinguished by the kind of muscle problem involved:

  • Dilated cardiomyopathy, in which the heart muscle becomes weak and the heart chambers subsequently dilate.
  • Hypertrophic cardiomyopathy, in which the heart muscle itself is much thicker than normal.
  • Restrictive cardiomyopathy, in which the heart becomes stiff and cannot fill efficiently during diastole, the period of the...
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