房颤导管消融的基本适应症是存在难治性房颤的症状，或者至少对一种第1类或第3类抗心律失常药耐药。

• Of note, the primary indication for catheter ablation of AF is the presence of symptomatic AF refractory or intolerant to at least one Class 1 or Class 3 anti-arrhythmic medication.