一例32岁女性4年前接受心脏移植,术后立即出现心动过缓和高度房室传导阻滞,植入永久性心外膜起搏器(Cosmos 283-01,Intermedics,Inc.),程序为DDD型,起搏频率90bpm,心室率限于128bpm,房室延迟时间260ms,心室后心房不应期200ms,无起搏器相关问题出现。 心导管复查之初情况良好,当猪尾导管拉回通过主动脉瓣时,出现室早和短阵性室 A 32-year-old woman underwent heart transplantation four years earlier and had post-bradycardia and a high degree of atrioventricular block immediately and had a permanent epicardial pacemaker (Cosmos 283-01, Intermedics, Inc.) programmed for DDD Type, pacing rate of 90bpm, ventricular rate was limited to 128bpm, atrioventricular delay of 260ms, ventricular atrial refractory period of 200ms, no pacemaker related issues. Heart catheterization at the beginning of a good review, when the pig tail catheter pulled back through the aortic valve, the room appeared early and mammography room