Table 2.

Causes of Cardiomyopathy

Primary	Secondary
Genetic	Autoimmune (systemic lupus)
Arrhythmogenic right ventricular cardiomyopathy	Electrolyte imbalance
	Endocrine (diabetes, hypothyroidism)
Hypertrophic cardiomyopathy	Endomyocardial (fibrosis)
Mixed (genetic and nongenetic)	Infiltrative (amyloidosis, Gaucher disease)
Dilated cardiomyopathy	Inflammatory (sarcoidosis)
Restrictive cardiomyopathy	Neurologic (neurofibromatosis)
Acquired	Nutritional (beriberi)
Myocarditis (inflammatory cardiomyopathy)	Radiation
	Storage (hemochromatosis)
Peripartum (or postpartum) cardiomyopathy	Toxic (medications)
	Velocardiofacial syndrome
Stress cardiomyopathy

Information from reference ¹.