患者，女性，24岁，孕6个月，多食、消瘦、多汗、心悸2个月，确诊甲状腺功能亢进最可靠的检查是

• A.甲状腺B超
• B.TSH
• C.TT<img src="http://timg.fentiku.com/258/2018/12/19/6bwyBJhevU.png" title='6bwyBJhevU.png' alt='6bwyBJhevU.png'/>、TT<img src="http://timg.fentiku.com/258/2018/12/19/s0M0QdGqUo.png" title='s0M0QdGqUo.png' alt='s0M0QdGqUo.png'/>
• D.甲状腺MRI
• E.FT<img src="http://timg.fentiku.com/258/2018/12/19/k869TpXpJp.png" title='k869TpXpJp.png' alt='k869TpXpJp.png'/>、 FT<img src="http://timg.fentiku.com/258/2018/12/19/wdUadxDFBX.png" title='wdUadxDFBX.png' alt='wdUadxDFBX.png'/>

正确答案：E