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The effect of hyperbaric oxygenation therapy on the concentration of the nitric oxide and endothelin-1 in the plasma of patients with acute carbon monoxide po isoning

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Author:
No author available
Journal Title:
CHINESE JOURNAL OF NAUTICAL MEDICINE AND HYPERBARIC MEDICINE
Issue:
1
DOI:
10.3760/cma.j.issn.1009-6906.2004.01.003
Key Word:
急性一氧化碳中毒;内皮素-1;一氧化氮;高压氧

Abstract: 目的观测急性一氧化碳(CO)中毒患者血浆一氧化氮(NO)、内皮素-1(ET-1)含量的变化及高压氧(HBO)的影响.方法66例CO中毒的患者被分为轻、中、重度三组,分别用硝酸还原酶法、放免分析法测定治疗前后三组患者及对照组的NO、ET-1含量的变化.结果HBO治疗前不同中毒程度组患者的血浆ET-1的含量较对照组明显升高,而NO的含量则显著降低(P<0.01),同时各组间差异均有显著性;HBO治疗前后比较发现,HBO治疗1次后NO、ET-1较治疗前有明显变化,但仍明显高于对照组;而10次HBO治疗后接近对照值.结论急性CO中毒患者血浆ET-1的升高及NO的降低参与CO造成的意识障碍的发生过程;这两个指标的变化可用于判断CO中毒意识障碍程度及HBO的疗效;HBO治疗对NO、ET-1含量的变化有有益的调节作用,可改善CO的病理损害作用.

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