Background and Aim: In guidelines 2010 for the treatment of colorectal cancer from ... carcinoma after endoscopic resection were well/moderately differentiated or papillary histologic grade ...

Vascular invasion was more likely to occur in T1 rectal carcinoma than in T1 colon carcinoma ... than the incidence in cases of well- or moderately-differentiated or papillary adenocarcinomas ...