The review analyzes variability of clinical manifestations p.Arg870His in the MYH7 gene, which is repeatedly registered patients with hypertrophic cardiomyopathy (HCM). analysis involves data from scientific publications obtained as a search result PubMed, СlinVar, and eLibrary.ru databases, well authors’ own results. A wide range phenotypic have been revealed carriers p.Arg870His, asymptomatic...