Intravenous Anesthesia by Targeted Controlled Infusion Versus Inhalational Anesthesia on the Surgical Stress Response

patient recieve propofol for induction and sevoflurane for maintenance

target controlled infusion of propofol

patients will receive total intravenous anesthesia with propofol Target Controlled Infusion. At the induction of anesthesia, the patients will receive a bolus of lidocaine 1% 1.5 mg/kg and a continuous infusion of lidocaine 1% 2 mg/kg/h will be associated throughout the procedure.