糖尿病酮症酸中毒 (ＤＫＡ)是糖尿病急性并发症之一 ,主要病理生理改变是高血糖、高血酮、水电解质紊乱和酸碱失衡。它的预后在很大程度上取决于诊断是否及时和治疗是否恰当 ,近期病死率 4.6 %以下[1] 。现将我院收治的 31例ＤＫＡ患者体会报告如下 :1　临床资料1.1　一般资料 Diabetic ketoacidosis (DKA) is one of the acute complications of diabetes. The main pathophysiological changes are hyperglycemia, hyperkalemia, water-electrolyte imbalance and acid-base imbalance. Its prognosis depends largely on whether the diagnosis is timely and appropriate treatment, the recent case-fatality rate of 4.6% or less [1]. Now admitted to our hospital 31 cases of DKA experience report as follows: 1 Clinical data 1.1 General Information