近年来文献报道,一些非甲状腺疾病患者血清T_3和T_4水平降低。其降低程度与某些危重症的病情严重程度及死亡率有很高的相关性,即随着病情的恶化T_3T_4可进一步降低。本文对一组临终前患者进行血清T_3T_4测定并与正常人作比较。对象与方法本文收集1994年8月～1995年8月我院急诊科收治临终前患者28例,其中男性11例,女 In recent years, it has been reported in the literature that some patients with non-thyroid diseases have lower serum T 3 and T 4 levels. The degree of reduction is associated with the seriousness and mortality of some critically ill patients, that is, T 3 T 4 can be further reduced with the progression of the disease. In this paper, a group of patients before the death of serum T_3T_4 determination and compared with normal. Subjects and Methods This article collected from August 1994 to August 1995 emergency department admitted to our hospital 28 cases of dying patients, including 11 males and females