Catheter ablation of atrioventricular accessory pathway with decremental properties connecting to the tricuspid annulus.

A 65-year-old male with Wolff-Parkinson-White syndrome presented with atrial fibrillation. The patient was found at the electrophysiological study to have two accessory pathways, a Kent fiber and an atrioventricular accessory pathway with decremental properties. The latter pathway conducted exclusively in the antegrade conduction and the ventricular… CONTINUE READING