Latent outflow tract obstruction in hypertrophic cardiomyopathy: Clinical characteristics and outcomes of septal myectomy

This investigation analyzed clinical characteristics of patients with hypertrophic cardiomyopathy (HCM) and latent left ventricular outflow tract (LVOT) and outcomes following septal myectomy.We reviewed patients with HCM and LVOT obstruction undergoing septal myectomy from 2001 to 2016 at our center. Follow-up data on functional status were obtained through mailed survey questionnaires.There were 629 (31.8%) patients with latent obstruction...