Anesthesia and Postoperative Outcome in Colorectal Cancer Patients

Study aims to compare the influence of TIVA and sevoflurane anesthesia with or without lidocaine on postoperative short and long term outcome in patients with colorectal cancer undergoing surgery. As short term endpoints postoperative pain and opioid consumption, resumption of bowel function, PONV, LOS will be registered. Long term outcome parameters include: the incidence of chronic pain, 1 and 5 years cancer recurrences incidence and mortality.