Does cryoballoon ablation as initial first-line therapy improve safety and efficacy in patients with symptomatic paroxysmal atrial fibrillation?
In patients with symptomatic paroxysmal atrial fibrillation that has not responded to medication, catheter ablation is more effective than antiarrhythmic drug therapy for maintaining sinus rhythm. However, the safety and efficacy of cryoballoon ablation as initial first-line therapy have not been established.
Wazni et al. (Mon,) studied this question.
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