非酮症高渗性糖尿病昏迷(NHDC)可继发于各种严重疾病,易被原发病掩盖而误、漏诊,致不能及时、恰当地治疗使病情恶化;同时,不少NHDC病例合并多脏器功能衰竭,故死亡率一般可高达50％～70％。本院自1975～1987年共收治21例,4例死亡,死亡率19.04％。本文重点探讨降低死亡率的主要因素。 Non-ketotic hyperosmolar diabetic coma (NHDC) can be secondary to a variety of serious diseases, easily covered by the original disease errors, missed diagnosis, resulting in timely and proper treatment to make the condition worse; the same time, many NHDC cases combined Organ failure, so the mortality rate can be as high as 50% to 70%. The hospital from 1975 to 1987 were treated 21 cases, 4 patients died, the mortality rate was 19.04%. This article focuses on the main factors that reduce mortality.