题目内容
关于无回声型肝转移癌，说法错误的是（ ）
2021-10-14
A.囊壁可厚薄不均
B.多见于卵巢、胰腺等部位的黏液性囊腺 癌转移
C.内壁多较光滑
D.内壁可见乳头状强回声向囊腔内隆起
E.以液性无回声为特征
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