题目内容
胃肠充盈检査的意义有（ ）
2021-10-14
A.克服胃肠内气体及食物碎屑的干扰
B.准确测量胃壁，发现管壁增厚样病变
C.诊断溃瘍性病变
D.显示肿瘤情况，区分肿瘤来源
E.以上均正确
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