比较99mTc-RBC和99mTc-硫胶体作胃肠道出血显像,下列哪些提法是正确的:()

比较99mTc-RBC和99mTc-硫胶体作胃肠道出血显像,下列哪些提法是正确的:()

A.99mTc-RBC显像灵敏度较99mTc-硫胶体高;

B.99mTc-硫胶体显像灵敏度较99mTc-RBC高;

C.99mTc-RBC显像的假阳性低;

D.99mTc-硫胶体显像的假阳性低;

E.99mTc-硫胶体显像的腹部本底低,易于影像分析

正确答案:ADE

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