Disclosure of diagnosis to at-risk relatives by individuals diagnosed with hypertrophic cardiomyopathy (HCM)

Hypertrophic cardiomyopathy (HCM) affects 1 in 200 people and is the most common cause of sudden cardiac death in the young. Given that HCM usually is inherited in an autosomal dominant pattern, an HCM diagnosis has implications for biologically related family members. The purpose of this study was to explore probands' disclosure of an HCM diagnosis with these biologically related, at-risk family members. An online survey was posted on the...