In rectal carcinoma, distal margin should be at least:: (A) 2 cm, (B) 3 cm, (C) 4 cm, (D) 5 cm
Answer is A. Tumor Margin For Curative Excision 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