Arrhythmogenesis of surgical atrial incisions and lesions in Maze procedure: insights from high-resolution mapping of atrial tachycardias.
Wei HuDongchen ZhouXiangwei DingGang YangHailei LiuZidun WangHongwu ChenWeizu JuMingfang LiFengxiang ZhangJian YangJie HanXianhao WuZhaohui QiuLiangrong ZhengMing-Long ChenPublished in: Europace : European pacing, arrhythmias, and cardiac electrophysiology : journal of the working groups on cardiac pacing, arrhythmias, and cardiac cellular electrophysiology of the European Society of Cardiology (2022)
Reentry is the main mechanism of the post-Maze ATs. The pro-arrhythmic substrates are most likely caused by surgical incisions and lesions. The slow conduction regions and the protected channels yielded from these areas are the major arrhythmogenic factors.