Current Ablation Strategies for Persistent and Long-Standing Persistent Atrial Fibrillation

<table>Pulmonary vein (PV) potentials recorded from the Lasso catheter bipoles during pacing from the coronary sinus (CS 3/4). In this example, the PV potentials are disappeared in the third-paced beat indicating entrance block.</table>

Cardiology Research and Practice

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Figure 2

Figure 2: Current Ablation Strategies for Persistent and Long-Standing Persistent Atrial Fibrillation 