Conduction Abnormalities and Long-Term Mortality Following Septal Myectomy in Patients With Obstructive Hypertrophic Cardiomyopathy

Conduction abnormalities including bundle branch block are recognized sequelae following septal myectomy in patients with hypertrophic cardiomyopathy, but their incidence and effect on long-term mortality have not been well studied.This study was conducted to determine the impact of conduction abnormalities on mortality in patients with obstructive hypertrophic cardiomyopathy following myectomy.The outcomes of 2,482 patients with obstructive...