老年人甲状腺不正常是常见的,但是诊断问题经常因为临床表现不典型,实验检查结果彼此矛盾而发生困难。因此搞清作为正常老化的结果而发生的甲状腺功能变化,对于正确诊断老年人甲状腺功能障碍是十分必要的。本文是有关此问题现状的综述。文章根据各国学者所作的大量工作,认为老年人下丘脑—垂体功能有一定的变化,但TSH分泌的负反馈分泌机 Thyroid abnormalities are common in older adults, but diagnostic problems are often at odds with each other due to conflicting clinical manifestations and laboratory findings. Therefore, to clarify the changes of thyroid function as a result of normal aging is very necessary for correct diagnosis of thyroid dysfunction in the elderly. This article is a summary of the status of this issue. According to a great deal of work done by scholars in various countries, the article thinks that the function of hypothalamus-pituitary in the elderly has some changes, but the negative feedback secretion