题目内容
腹主动脉夹层动脉瘤的超声表现描述，以 下错误的是
2022-01-25
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.腔内细条带可随意摆动
D.腹主动脉可继发扩张，搏动较弱
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