女性，34岁。月经过多2年，HGB70g/L，WBC7.0×109/L，PLT160X109/L，网织红细胞0.015，血涂片可见红细胞中心淡染区扩大。下列对辅助诊断没有意义的是（）
A.血清铁测定
B.总铁结合力测定
C.血清铁蛋白测定
D.51铬红细胞半寿期测定
E.骨髓铁染色检查
参考答案：C
解析：
本题考虑为缺铁性贫血，51铬红细胞半寿期测定主要用于溶血性贫血检测红细胞寿命。
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F.
56. Blackstone Smith has been laid off recently. He is eager to find a new job to shoulder his responsibility to his family. 57. Abu Dhabi tries to make a plan to celebrate the 25th wedding anniversary. He is considering to have a relaxing week with his wife to a quiet and picturesque mountain. 58. Michelin Maynard badly needs an updated security system for his personal computer. His PC is so vulnerable to any attack that it has frequently collapsed. 59. William Glaberson is considering to subscribe to an electronic version of newspapers. And the most influential ones such as the Guardian, the Washington News or the New York Times might be good choice. 60. Alissa J. Rubin is a professor in Columbia University. An expert on Asian political issues, he is tracking any report about political events in this area. |
nytimes.com/theater