目的：分析国人冠状动脉旁路移植（CABG）术后心房颤动（AF）的高危因素。
Objective:To assess the clinical risk factors of post coronary artery bypass grafting(CABG)atrial fibrillation(AF).
节段性肺静脉电隔离术后心房颤动复发率较高， 限制了该项技术的临床应用，现对其复发的原因与机制作一综述。
The high recurrence of atrial fibrillation after segmental pulmonary vein isolation inhibits this techniques clinical application and the mechanisms and causes of which were reviewed in the text.
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