经上腔静脉消融希氏束旁旁道1例

Journal of Clinical Electrocardiology(2022)

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Abstract
希氏束旁旁道是一种罕见的、特殊的房室旁道,靠近正常传导系统,消融时易发生房室阻滞,给射频消融技术增加很大难度和风险,本文报道1例经上腔静脉途径成功消融希氏束旁旁道的病例. 患者男性,64岁.因阵发性心悸2年,加重9小时入院.既往体健,否认特殊病史.发作时心电图示:窄QRS波心动过速,心室率140次/分(图1A).应用普罗帕酮静推后转复为窦性心律,B型预激(图1B).患者临床诊断为预激综合征.
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