Methods:The serum levels of thyroid hormones,including TT 3,TT 4,FT 3,FT 4,and TSH,were examined by radioimmunoassay in 120 cases of MCI and 153 healthy subjects,then their mini mental state examination (MMSE) scores were correlated by SPSS software.

• 方法 :用放免方法测定 1 2 0例老年 MCI患者和 1 5 3例正常对照组的血清 TT3 、TT4、FT3 、FT4、TSH水平 ,并用 MMSE量表进行临床智能精神检查。