Can We Predict Complete Heart Block After Alcohol Ablation For Hypertrophic Cardiomyopathy?

To the Editor: Lakkis et al1 obtained excellent results in their series of 33 patients who had echocardiographically guided septal reduction for hypertrophic obstructive cardiomyopathy. However, they required permanent pacemaker implantation in a third of their patients. Their possible explanation for the high incidence of this complication is the presence of more conduction abnormalities at baseline.On the basis of clinical experience, the most common …