MYH7 and familial dilated cardiomyopathy: In fact, among our patients, different phenotypes were observed according to the different genotypes of the MYH7 gene; DCM (24% of LVEF) due to the c.1357 C > T (p.Arg453Cys) variant and HCMP (68% of LVEF) due to the c.1988G > A (p.Arg663His) variant.