Late Health Status of Patients Undergoing Myectomy for Obstructive Hypertrophic Cardiomyopathy

BackgroundSurgical myectomy eliminates symptoms in most patients with obstructive hypertrophic cardiomyopathy, but dyspnea and/or angina can recur in some. This study investigated clinical features associated with a lack of clinical improvement postoperatively.MethodsBetween March 2007 and December 2012, 963 patients underwent transaortic septal myectomy at our clinic. Six hundred one patients received standardized follow-up questionnaires,...