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碎裂QRS波群的研究现状 被引量:3

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摘要 碎裂QRS波群(fragmented QRS compkexes,fQRS)在相关疾病的预测和防治中具有明显的优势,已成为近年来备受关注的一项新的心源性猝死的预敬指标,现对其概念病理生理、发生机制及临床意义进行综述。1定义2006年,美国印地安那大学一普度大学Krannert心脏病研究所的Das等…首次提出了fQRS的概念,并定义为某一冠脉供血区域所对应的相邻两个或更多的心电图导联上出现各种RSR’波形。即除外典型的柬支传导阻滞,QRS波群中出现1个及以上的R被或R波、S波切迹等。其他心电图特征还有:QRS时限应小于120ms;如有Q波,则可能存在切迹或顿挫。如QRS时限在120ms以上时,fQRS则被定义为相邻导联出现2个及以上存在切迹的R波或s波;如为宽大畸形的室性早搏则两个切迹的间距应大于40ms。
作者 习静
出处 《中国临床研究》 CAS 2013年第8期860-861,873,共3页 Chinese Journal of Clinical Research
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参考文献24

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二级参考文献22

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共引文献37

同被引文献26

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  • 10郭飞.碎裂QRS波(65)[J].临床心电学杂志,2009,18(6):471-471. 被引量:12

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