In rectal cancer, the distal clearance margin should be at least
Tumor margin for curative resection IN GI malignancies (Stomach, small intestine, colon and proximal rectum), tumor margin for curative excision is 5 cm except Esophagus : 10 cm Distal rectum : 2 cm Ref: Sabiston 20th edition Pgno : 1378
2 cm
3cm
4 cm
5 cm
G.I.T