Arrhythmogenic cardiomyopathy, arrhythmogenic right ventricular dysplasia, or arrhythmogenic right ventricular cardiomyopathy, most commonly is an inherited heart disease. Wikipedia

Intrinsic cardiomyopathy that is characterized by hypokinetic areas involving the free wall of the right ventricle, with fibrofatty replacement of the right ventricular myocardium, with associated arrhythmias originating in the right ventricle Wikidata