PIK3C2A and familial dilated cardiomyopathy: It was associated with an idiopathic DCM phenotype in a 25-year-old NYHA class II patient with reduced LVEF (25%), LV dilatation (LVEDD of 61 mm), first degree AVB and no apparent clinical evidence of myopathic disease except for an increased CPK level (600 U/l) [33].