消化道癌前病变的病理诊断
2019-07-14 扫地僧一听 扫地僧一听
癌前病变(precancerous lesion)指的是发生癌症的危险性非常高的局灶性病变,大多指的是腺瘤、异型增生(dysplasia)等肿瘤性病变。消化道代表性的癌前病变包括:食管的上皮内瘤变(intraepithelial neoplasia;IN),胃腺瘤(肠型,幽门腺型)和增生性息肉,大肠腺瘤(管状、绒毛、锯齿状和凹陷型)和溃疡性结肠炎等肠炎相关肿瘤等,以下简单介绍几种癌前病变的病理组织
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191054808.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191101903.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191108318.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191117270.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191130226.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191136591.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191143631.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191150526.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191204642.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191259357.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191307326.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191315371.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191325801.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191356812.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191405523.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191412178.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191421762.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191434379.jpg)
![](https://img.medsci.cn/webeditor/uploadfile/201907/20190714191446454.jpg)
作者:扫地僧一听
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