目前,国内对于动脉血气分析的应用已越来越普遍,为了帮助临床医生能正确地判断酸碱失衡,本文复习国内外有关文献和结合我们的实践体会,对酸碱失衡的判断作一简要介绍。评价体液酸碱平衡状态的指标较多,但不管使用哪些指标,其判断的结果基本上一致。本文主要介绍一下使用pH、PCO_2、HCO_3~-指标 At present, the domestic application of arterial blood gas analysis has become more and more common. In order to help clinicians correctly judge the acid-base imbalance, this article reviews the domestic and foreign literature and combined with our practice experience, making a brief introduction to the judgment of acid-base imbalance . There are many indicators to evaluate the acid-base balance of body fluid, but no matter which indicators are used, the results of their judgment are basically the same. This article describes the use of pH, PCO_2, HCO_3 ~ - indicators