Methods and Results A total of 143 AF cases treated by transcatheter ablation were retrospectively examined, 7 (0.49%) of them complicated with subclavial hematoma.

• 方法及结果回顾性分析本科接受经导管射频消融治疗的143例房颤患者，其中有7例(0.；49%25)出现左锁骨下皮下血肿。