Evaluation of the Superiority of VAsopressin Versus NOradrenaline in the Management of Patients at Risk of Kidney Failure Undergoing Cardiac Surgery With Extracorporeal Circulation

Inclusion Criteria: * Patient who has given free, written and informed consent * Patient of legal age. * Negative pregnancy test for women of childbearing age * Patient requiring cardiac surgery: * Scheduled (\> 24h) * With extracorporeal circulation (ECC) * Myocardial revascularization (coronary bypass), and/or surgical correction of valvulopathy (aortic, mitral, pulmonary, tricupsidian), and/or of the ascending aorta and/or removal of an intracardiac tumor, and/or closure of a PFO/ASD * Patient with at least 3 risk factors for acute kidney failure including: * age \> 70 years, combined surgery (more than two procedures), common trunk lesion, preoperative anemia, chronic respiratory failure, obliterative arterial disease of the lower extremities, diabetes, glomerular filtration \< 60 ml min-1 m², LVEF \<40%, redux, intra-aortic counterpulsation balloon, expected duration of bypass surgery \> 100 min, albuminuria Exclusion Criteria: * Patient not affiliated to national health insurance or not beneficiary of a social security system, * Patient subject to a measure of legal protection (curatorship, guardianship), * Pregnant, parturient or breastfeeding women, * Patients of legal age who are incapable or unable to express their consent, * Patients who have already been included in this study * Patients requiring emergency surgery (less than 24 hours) * Patient with chronic kidney failure on dialysis, * Patient with a cardiac transplant, * Patient on left-sided monov…