本文报道50例老年组甲状腺激素检测结果,发现其中T_3值低于正常范围者12例,占24％,且随增龄而逐渐下降。30例老年前期随增龄也有下降趋势,但均在正常范围。前两组与青壮年组比较有显著差异P<0.01。T_4值老年组低于正常者5例,占5％,老年组及老年前期组随增龄有下降趋势,前两组与青壮年组比较有显著差异,P<0.01。TSH检测在正常范围。并对老年人甲状腺功能的判断进行了分析和讨论。 This article reports 50 cases of senile thyroid hormone test results, found that T_3 values ​​below the normal range in 12 cases, accounting for 24%, and gradually decreased with increasing age. 30 cases of pre-elderly decline with increasing age, but are in the normal range. The former two groups and young adults group were significantly different P <0.01. The value of T_4 in elderly group was lower than normal in 5 cases, accounting for 5%. The elderly group and pre-senile group had a decreasing tendency with increasing age. There was significant difference between the former two groups and the young group (P <0.01). TSH test in the normal range. And to judge the elderly thyroid function were analyzed and discussed.