Arrhythmogenic right ventricular cardiomyopathy -LRB- ARVC -RRB- arises from an electrical disturbance of the heart in which heart muscle is replaced by fibrous scar tissue .

Arrhythmogenic right ventricular cardiomyopathy -LRB- ARVC -RRB- is caused by an electrical disturbance of the heart in which heart muscle is replaced by fibrous scar tissue .
