However, the child developed hypertrophic cardiomyopathy, which was consistent with Mussa A, who discovered the RAF1:c.770C > T (Ser257Leu) mutation [6], but the patient [6] developed myocardial hypertrophy and pulmonary hypertension during the neonatal period, resulting in death during the neonatal period. Here, RAF1 is linked to hypertrophic cardiomyopathy.