Inclusion Criteria:  Planned laparoscopic (extended) right hemicolectomy for colon cancer of the caecum, ascending colon or hepatic flexure; Age above 18 years; cTNM stage 1-3 (CT-staged); No prior midline or transverse laparotomy; ASA1-3; No immune modulating medication.  Exclusion Criteria:  cT4b; Perforated disease; Acute obstruction; Emergency operation; Appendiceal cancer; Other primary malignancy treated within 5 years from diagnosis of colon cancer, except for curatively treated prostate, breast, skin and cervical cancer.