CFAE/Spatiotemporal Dispersion Guided Ablation Versus PVI Guided Ablation in Persistent AF

CFAE/spatiotemporal dispersions mapping and ablation during AF aimed at restoring sinus rhythm during ablation. Pulmonal vein isolation will be checked before and after ablation using a mapping catheter.

Wide antral pulmonary vein isolation during mapping catheter control of pulmonary vein signals