Mutations in FHOD3 are strongly linked to hypertrophic cardiomyopathy (Ochoa et al., 2018; Huang et al., 2020; Ochoa et al., 2020) and are also associated with dilated cardiomyopathy (Arimura et al., 2013). The gene discussed is FHOD3; the disease is hypertrophic cardiomyopathy.