你好:tt3正常值是:成人正常值:RIA法1.8~2.9nmol/l(115~190ng/dl.TT4RIA法65~156nmol/l(5~12ug/dl)FT3成人正常值:RIA法3~9nmol/l(0.19~0.58ng/dl)FT4成人正常值:RIA法925nmol/l(0.7~1.9ng/dl)TSH正常范围:0.5~5.0mu/l.如果是你要诊断甲状腺疾病,可以参照下面标准:血FT3,FT4(TT3,TT4)增高及TSH降低(