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左主干病变心电图分析 被引量:1

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摘要 目的分析左主干病变冠状动脉粥样硬化性心脏病(简称冠心病)患者的心电图改变。方法选择32例冠状动脉造影诊断为左主干病变的患者,对其静息及心绞痛发作时各导联ST段变化及临床资料进行分析。结果32例患者中有27例(84%)胸痛发作时心电图表现为aVR导联ST段抬高0.05—0.1mV,且抬高幅度大于V1导联,同时伴广泛导联(5个导联以上)ST段压低。结论左主干病变引起心肌缺血的心电图改变表现为aVR导联ST段抬高且抬高幅度大于V1导联,同时伴广泛导联ST段压低。心绞痛发作时的心电图可提高左主干病变检出率(31%),比静息时心电图对于判定左主干病变更具参考价值。
出处 《中国实用医刊》 2012年第3期92-93,共2页 Chinese Journal of Practical Medicine
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