Hypertrophic cardiomyopathy (HCM) is a genetic cardiac disease that affects patients of all ages, from infants to the elderly, with a prevalence of at least 1:500. 1 HCM has been considered the most common cause of non-traumatic sudden death in the young, with an understandably disproportionate attention on HCM in young patients. HCM patients of more advanced age beyond mid-life are being ....