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当前学科:肝和脾
题目:
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深吸气后超声加压扫查,肝血管瘤不会出现下列哪一项变化()。
A . 由强~等的回声变化
B . 回声与肝组织相近
C . 无加压形变
D . 血管瘤部分或全部消失
E . 由强至弱的回声变化
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