Impact of Total Intravenous Anesthesia Following Cancer Surgery, TIVACS Study

PRIMARY OBJECTIVE: I. To evaluate the impact of anesthetic agent on inflammation and immunosuppression among patients undergoing abdominal cancer surgery. SECONDARY OBJECTIVE: I. To determine the impact of anesthetic choice on short-term anesthetic and surgical outcomes. OUTLINE: Patients are randomized to 1 of 2 arms. ARM I: Patients undergo surgical resection with TIVA. ARM II: Patients undergo surgical resection with inhaled volatile anesthetics. After completion of study treatment, patients are followed up for up to 2 years.