11个月婴儿，生后曾有青紫窒息，经抢救后无不适。患儿于半岁内曾经智能筛查未发现异常。单纯母乳喂养，母亲长期素食。近2个月来面色渐黄，表情呆滞，智力发育倒退，头及全身轻度震颤。血红蛋白88g/L，红细胞数2.0×10^12/L。最有诊断意义的辅助检查是 -题库考试答案搜索网

11个月婴儿，生后曾有青紫窒息，经抢救后无不适。患儿于半岁内曾经智能筛查未发现异常。单纯母乳喂养，母亲长期素食。近2个月来面色渐黄，表情呆滞，智力发育倒退，头及全身轻度震颤。血红蛋白88g/L，红细胞数2.0×10^12/L。
最有诊断意义的辅助检查是

单选题

2021-07-17 22:02

A、骨髓象
B、血涂片
C、血清铁蛋白
D、血清叶酸含量测定
E、红细胞平均体积（MCV）、红细胞平均血红蛋白（MCH）、红细胞平均血红蛋白浓度（MCHC）

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正确答案

A

试题解析

标签：医药卫生类中级儿科学（中级）儿科学（中级）模拟卷二

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