Objective: To explore the characteristics of colorectal polyps in colonoscopy and the law of malignant polyps.

目的：探讨大肠息肉的肠镜特征及息肉恶变的相关规律。

youdao

Objective: To explore the characteristics of colorectal polyps in colonoscopy and the law of malignant polyps.

目的：探讨大肠息肉的肠镜特征及息肉恶变的相关规律。

youdao