Colonic tubular adenoma belongs to a type of colonic adenoma, which is a bulging lesion protruding from the surface of the colonic mucosa into the intestinal lumen, either as a benign tumor or as a result of inflammatory hyperplasia. Colonic tubular adenoma occurs in the entire mucosal epithelium of the colon, such as the ascending colon, descending colon, sigmoid colon, etc.. The cause of colonic tubular adenoma is not clear, and it is related to many factors, such as genetic factors, autoimmune factors, dietary factors, constipation, air pollution, etc. The cause of colonic tubular adenoma is not clear. The treatment for colonic tubular adenoma is usually surgery, small ones can be removed endoscopically, while large ones can be removed endoscopically or by electrocautery using a coil. Regular review is still needed after surgery to avoid recurrence.