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早产儿用面罩给氧后抗氧化水平的变化
引用本文:胡春华,涂前慧,胡腊先,雷引娣. 早产儿用面罩给氧后抗氧化水平的变化[J]. 中国康复, 2002, 17(2): 92-93
作者姓名:胡春华  涂前慧  胡腊先  雷引娣
作者单位:430030,武汉,华中科技大学同济医学院附属同济医院儿科
摘    要:
目的:了解早产患儿氧化应激反应能力,以指导临床合理用氧。方法:60例早产儿分为3组,AB2组均给氧治疗,C组不用氧。治疗前后监测3组血浆中谷胱甘肽(GSH)和丙二醛(MDA)值。结果:AB2组组血浆GSH含量均低于C组,给氧时间越长,氧浓度越高,GSH含量越低;AB2组MDA均高于C组,且随着氧浓度和给氧时间的增加而增高。结论:早产患儿对高氧暴露的反应能力低下,长时间高浓度的氧疗可使其抗氧化能力降低,即使在面罩给氧化和抗氧化的动态平衡也有改变,如产生的自由基超过机体的清除能力,机体将受到相应损害,故建立临床上应注意合理用氧。

关 键 词:早产儿 面罩给氧 抗氧化水平 谷胱甘肽 丙二醛 GSA MDA
文章编号:1001-2001(2002)02-0092-02
修稿时间:2002-02-05

Change of Antioxidative Level in Prematures after Face-masked Oxygen Supply
Hu Chunhua,Tu Qianhui,Hu Laxian,et al.. Change of Antioxidative Level in Prematures after Face-masked Oxygen Supply[J]. Chinese Journal of Rehabilitation, 2002, 17(2): 92-93
Authors:Hu Chunhua  Tu Qianhui  Hu Laxian  et al.
Affiliation:Hu Chunhua,Tu Qianhui,Hu Laxian,et al.Department of Pediatrics,Tongji Hospital,Tongji Medical College,Huazhong University of Science and Technology,Wuhan 430030
Abstract:
Objective: To know the oxidative stress reaction of the prematures so as to guide the rational usage of oxygen. Methods: Sixty prematures were divided into 3 groups: groups A and B received the therapy of oxygen supply, while group C didn't received oxygen supply. Before and after treatment, GSH and MDA were monitored in the 3 groups. Results: In the groups A and B, the content of GSH was lower than in the control group in time and concentration dependent manners. The content of MDA in the groups A and B was higher than in the group C in time and concentration dependent manners. Conclusion: The prematures had a low reaction ability to high oxygen exposure. Long term oxygen therapy with high concentration could decrease the antioxidative ability. It was recommended to rationally supply oxygen clinically.
Keywords:premature  face masked oxygen supply  antioxidative level
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