In rectal cancer, the distal clearance margin should be at least
2 cm
3cm
4 cm
5 cm
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
G.I.T