Objective: Compared pathological status of colo rectal polyps between before and after polypectomy.
目的: 比较大肠息肉电切前活检与电切后息肉组织的临床病理状况.
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Methods: The proper colonoscopic polypectomy was selected according to the site, size, root of the lesions.
方法针对息肉的部位 、 大小 、 是否有蒂采取恰当的切除术.
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