What are inherited metabolic pathway defects causing cardiomyopathy?

Familial (skeletal/cardiac myopathy, DMD, mitochonrial myopathy (Kearns-sayres), hemochromatosis, arrhythmogenic ventricular dysplasia) Overlap with nondilated cardiomyopathy (amyloidosis, hemochromatosis, hypertrophic cardiomyopathy)