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【单选题】
患儿,男,8个月,2天前因受凉出现发热,咳嗽,轻度喘憋,食欲减退,查体:T 38.5°C,心率140次/分,呼吸50次/分,口发绀,鼻翼扇动,肺部听诊有中量湿哆音,肝肋下2cm,X线显示双肺大小不等片状阴影,WBC 13×l09/L。支气管肺炎患儿停用抗生素的时间是抗生素用至体温正常后
A.
1~2天
B.
3~4天
C.
5~7天
D.
8~10天
E.
10~15天
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