高压氧对失血性休克复苏后炎症反应的影响

被引:13
作者
王林贵
於淑英
王钢
机构
[1] 中国医科大学附属第一医院急诊科
[2] 中国医科大学附属第一医院高压氧科
关键词
高压氧; 绝对大气压; 失血性休克; 复苏; 炎症反应;
D O I
暂无
中图分类号
R459.7 [急症、急救处理];
学科分类号
100231 [临床病理学];
摘要
目的观察高压氧对大白鼠失血性休克复苏后炎症反应的影响并探讨其作用机制。方法Wistar大鼠随机分为三组:高压氧治疗组、休克组和对照组。建立大鼠失血性休克模型,自体血和生理盐水复苏后应用2.0绝对大气压高压氧治疗,于休克前、休克后、复苏后和复苏后24 h取血检测血红细胞SOD、血浆TNF-α、血浆iNOS值,并进行统计学(one-way ANOVA plus SNK)分析。观察复苏后24 h大鼠肝、肠、肺组织病理改变并进行病理损伤评分。结果复苏后24 h高压氧治疗组血红细胞SOD值高于休克组,高压氧治疗组血浆iNOS值和TNF-α值低于休克组,差异具有统计学意义(P<0.05)。病理损伤评分:高压氧治疗组病理损伤与休克组相比减轻,差异具有统计学意义(P<0.05)。结论高压氧可能通过增强机体清除活性氧和自由基、阻止炎症介质的产生,进而减轻大鼠失血性休克复苏后的炎症反应和组织脏器的病理损伤。
引用
收藏
页码:1283 / 1288
页数:6
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