Improved Accessibility to the Renal Transplant List

Main Objective: Evolution of the number of patients, dialysed or not dialysed in the ex-Languedoc-Roussillon Region, acceding during the year, to a pre-transplant assessment for a registration on the national renal transplantation waiting list ( CRISTAL). Secondary Objectives: * Evolution of patient waiting times for registration on the national renal transplantation waiting list (CRISTAL) * For incident cases: Evolution of the time between dialysis, and the date of registration on the transplant waiting list or the date of decision of temporary or definitive contraindication by nephrologists CHU Montpellier . * Evolution of the delays between the date of reception of the pre-registration file by the nephrology department of the University Hospital and the closing date of the file (either a definitive inscription, a definitive contraindication or a temporary contraindication \> 4 months) * Evolution of the number of multidisciplinary consultation meetings performed without videoconferencing and videoconferencing between the dialysis center and Montpellier University Hospital * Evaluation of exchanges between professionals involved in the course of care of the patient in chronic end stage renal failure