Does septal thickness influence outcome of myectomy for hypertrophic obstructive cardiomyopathy?†

Patients with hypertrophic obstructive cardiomyopathy and basal septal thickness <18 mm are often considered unsuitable candidates for myectomy. Mitral valve (MV) replacement is frequently performed instead. We aimed to determine whether septal thickness affects outcomes and adequacy of myectomy.Clinical and echocardiographic data were reviewed for 1486 consecutive adult patients with hypertrophic obstructive cardiomyopathy who underwent...