The Heart Failure Society of America and the American Heart Association each published clinical practice resources for DCM genetic testing, which recommended testing for TTN, LMNA, MYH7, TNNT2, BAG3, RBM20, TNNC1, TNNI3, TPM1, SCN5A, and PLN [17•, 18, 42•]. The gene discussed is TNNC1; the disease is familial dilated cardiomyopathy.