The Influence of the Treatment Response on the Impact of Resection Margin Status After Preoperative Chemoradiation Therapy in Rectal Cancer

Abstract

Circumferential resection margin (CRM) and distal resection margin (DRM) have different impact on clinical outcomes after preoperative chemoradiation therapy (CRT) followed by surgery. Effect and adequate length of resection margin as well as impact of treatment response after preoperative CRT was evaluated.