CASZ1 and familial dilated cardiomyopathy: Additionally, a novel variant of the CASZ1 gene, c.2443_2459delGTGGGCACCCCCAGCCT (p.Val815Profs*14), was identified in a patient with DCM and left ventricular noncompaction cardiomyopathy (LVNC), highlighting the role of CASZ1 as a pathogenic gene for human LVNC [24].