题目内容
关于门静脉血栓的描述,错误的是( )
2021-10-14
A.新鲜血栓呈较弱回声
B.陈旧性血栓呈等回声-稍强回声
C.血栓质地均匀或不均匀
D.局部门静脉管壁显示不清晰
E.血栓内部多无彩色血流
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