题目内容
关于肠梗阻临床表现的描述，下列说法正确的是
2021-10-11
A.低位肠梗阻腹胀及腹痛不明显
B.低位小肠梗阻X线检査可见多个气液平面
C.高位肠梗阻呕吐物多为粪性
D.高位肠梗阻较低位肠梗阻腹胀明显
E.低位肠梗阻呕吐症状出现早
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