题目内容
夹层腹主动脉瘤的超声表现描述,错误的是( )
2021-10-14
A.腔内见条带结构,两端连于腹主动脉 侧壁
B.两腔内回声变化不一致
C.腔内细条带随意摆动
D.腹主动脉可继发扩张,搏动较弱
E.真腔内彩色血流带较亮,假腔内色彩 较暗
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