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心肌梗死病人心律失常与缺血预适应的关系探讨

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摘要 目的:探讨缺血预适应对急性心肌梗死病人心率变异性的影响及与恶性心律失常的关系。方法:心肌梗死53例按发病前48h内有无心绞痛分为缺血预适应组30例和对照组23例,入院后24h内记录12导联同步动态心电图,自动记录SDNN,SDANN,RMSSD和恶性室性心律失常。结果:缺血预适应组SDNN,SDANN,RMSSD均高于对照组(P<0.01,P<0·05),同时缺血预适应组的恶性心律失常发生率明显较对照组低(P<0.05)。结论:缺血预适应有抗心律失常作用,其机制可能与自主神经张力改变有关。
机构地区 解放军
出处 《人民军医》 2005年第10期567-568,共2页 People's Military Surgeon
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