Septal myectomy after failed alcohol ablation: Does previous percutaneous intervention compromise outcomes of myectomy?

The impact of prior alcohol septal ablation in patients who require septal myectomy for hypertrophic obstructive cardiomyopathy is unknown.Thirty-one patients with unsuccessful alcohol septal ablation who underwent septal myectomy were matched 1:2 to patients having had a myectomy as the only invasive procedure for hypertrophic obstructive cardiomyopathy. Study outcomes were cardiac death, advanced heart failure, and appropriate implantable...