In the recent years, many investigators have proved the efficacy and safety of catheter ablation in patients with paroxysmal atrial fibrillation. Further studies would be necessary to decrease the recurrence rate and complication rate, and make the procedure more simple.
Division of Cardiology, Department of Medicine, National Yang-Ming University, School of Medicine, and Taipei Veterans General Hospital, Taipei, Taiwan. epsachen@ms41.hinet.net