单选题急性胃炎并发大出血时，进行纤维胃镜检查的时间是（）A0～12小时内B12～24小时内C24～48小时内D48小时以后E出血停止时
单选题
急性胃炎并发大出血时，进行纤维胃镜检查的时间是（）
A
0～12小时内
B
12～24小时内
C
24～48小时内
D
48小时以后
E
出血停止时
参考解析
解析：
纤维胃镜检查在急性大出血24～48小时内进行，可确定出血部位和病变程度并可采取镜下直视止血。
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