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中心静脉血氧饱和度和动脉血乳酸对心内直视术预后的临床评估 被引量:6

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摘要 目的研究心内直视术后中心静脉血氧饱和度(ScvO2)和动脉血乳酸(Lac)的变化趋势与预后的关系,为临床评估心内直视术预后提供早期指标。方法回顾性分析55例心内直视术后患者,按照不同的预后分为3组:甲组:术后无并发症组;乙组:术后有并发症组;丙组:死亡组。观察各组ScvO2和动脉血Lac的变化趋势,采用线性相关对ScvO2和动脉血Lac进行相关性分析。结果甲组和乙组的ScvO2均逐渐上升到正常水平,Lac先上升,后逐渐下降至正常水平。甲组的ScvO2总体水平高于乙组,而Lac总体水平低于乙组。丙组的ScvO2水平呈持续下降趋势,Lac水平持续上升,ScvO2与Lac之间呈负相关(r=-0.79)。入ICU后各监测时间点丙组的ScvO2水平与甲、乙组之间差异均有统计学意义,甲组与乙组之间差异无统计学意义。从术后12 h起丙组的Lac水平与甲、乙组之间差异有统计学意义,甲组与乙组之间差异无统计学意义。结论心内直视术后ScvO2的变化与预后密切相关,术后ScvO2水平持续下降,预后极差,且比Lac更早出现异常。
出处 《广东医学》 CAS CSCD 北大核心 2011年第16期2175-2177,共3页 Guangdong Medical Journal
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参考文献13

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二级参考文献19

共引文献33

同被引文献56

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