1岁6个月男婴，6个月断母乳喂养改混合喂养(米糊、粥、蛋、鱼、肉均有补充)，并保证每天有鲜牛奶。易发热、咳嗽，常于食牛奶后诉脐周痛，大便1~2次/日，稀糊状。体检面色苍白，心、肺(-)，腹平软，肝肋下1cm，脾肋下未及。RBC 3.5× 10^12/L，Hb 80g/L， MCV 67fL，网织红细胞0.015。引起本例贫血的原因是 -题库考试答案搜索网

1岁6个月男婴，6个月断母乳喂养改混合喂养(米糊、粥、蛋、鱼、肉均有补充)，并保证每天有鲜牛奶。易发热、咳嗽，常于食牛奶后诉脐周痛，大便1~2次/日，稀糊状。体检面色苍白，心、肺(-)，腹平软，肝肋下1cm，脾肋下未及。RBC 3.5× 10^12/L，Hb 80g/L， MCV 67fL，网织红细胞0.015。
引起本例贫血的原因是

单选题

2021-07-17 22:03

A、相关营养素补充不足
B、钩虫感染
C、慢性肠道吸收不良
D、牛奶过敏所致铁丢失
E、先天性血红蛋白异常

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正确答案

D

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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