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什么是主胰管增宽

更新时间: 2020-07-02 00:00:00     

主胰管增宽是由于胰腺病变引起的,胰管有不同程度的扩张。百分之九十五以上的胰头癌病例,胰管有不同程度的扩张。慢性胰腺炎的病例,胰管扩张显示率为百分之七十。

胰管扩张的声象图可分为以下三种类型:

平滑扩张型:管径增宽,内腔光整,具有与正常型相同的平油脂玫状管壁回声。不整扩张型:管径增宽,内腔不规则,边缘不光整。串珠状扩张型:管壁呈波浪状不规则扩张,形如串珠。

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