The mutations in LMNA could cause various diseases which called laminopathies, such as LMNA-related dilated cardiomyopathy (LMNA-DCM), Emery-Dreifuss muscular dystrophy (EDMD), lipodystrophy, skeletal dysplasia, and Hutchinson-Gilford progeria syndrome (HGPS) [1]. The gene discussed is LMNA; the disease is familial dilated cardiomyopathy.