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近年来,我们在食管心房调搏检查中发现2例房室结双通道,现举1例如下。患者男,26岁。因阵发性心悸、胸闷8年,加重1天入院。8年前因受凉后发病,曾在外院按心肌炎治疗好转,但每次受凉感冒或劳累后发作,静注西地兰可停止发作。心电图示P波不清,心室率210次/min,室律规整,QRS波呈右束支及左前分支阻滞型。先后静注西地兰0.4mg、ATP40mg无效,经静注异搏定5mg后转为窦性心律,服异搏定巩固疗效,未再发作。入院1个月后复查心电图
In recent years, we found two cases of atrioventricular node dual channel in esophageal atrial pacing examination. Male patient, 26 years old. Due to paroxysmal palpitations, chest tightness for 8 years, increased 1 day admission. 8 years ago due to cold onset, once treated by myocarditis improved outside the hospital, but each time a cold or tired after the attack, intravenous cedilancan stop seizures. ECG P wave is not clear, ventricular rate 210 beats / min, room rules, QRS wave was right bundle branch and left anterior branch block type. Has intravenous cedilanfil 0.4mg, ATP40mg invalid, after intravenous verapamil 5mg converted to sinus rhythm, serving verapamil consolidation effect, no further attacks. One month after admission, check the electrocardiogram