Advantage of a Fast-recovery Protocol for Minimally Invasive Kidney Surgery

Inclusion Criteria: * Patient score from the American Society of Anesthesiologist (ASA) I, II or III stable * Patients undergoing minimally invasive surgery (laparoscopic or robotic) partial or total unilateral nephrectomies for tumoral \< pT2 stage (7 cm) with no tumor spread of the retro-peritoneal tissue, vascular or urinary tract. * Surgery must be performed by a laparoscopic and robotic-assisted surgeon, operator must be trained using these techniques Exclusion Criteria: * Patient score from the American Society of Anesthesiologist (ASA) III unstable, IV and V * Patients with renal insufficiency defined by clearance \< 60 ml/min/1,73m2 (CKD-EPI) * Patients with high embolic risk under long-term anti-coagulation medication * Patients with congenital hemostatic deficit or antiplatelet treatment * Patients with long term corticosteroids treatments * History of kidney surgery or congenital unique kidney * History of multiple abdominal surgery creating a hostile surgical environment * intestinal chronic disease or chronic pain syndrome * Psychiatric disorder, cognitive impairment reducing the ability to understand the discharge instructions * Pregnant or breast-feeding women * Patients with no social security covers