In the scientific literature, the percentage of post incisional hernia in kidney transplanted patients is very variable, and not too well-argued, especially in the context of prevention and individuation of risk factors.~The increase of surgical management of hernias reparation in renal transplant patients justifies the start of a mon-centric type study. The investigators will look for risk factors with a retrospective, observational study, by analyzing the type of surgical repair of their post-surgical wall defect.~The analysis of costs/benefits on postoperative, intraoperative, or preoperative prevention will be taken into account.
Correlation between hernias reparation in patients who have received a kidney transplant. The investigators will analyze the data of patients who have been treated for reparation of incisional hernia after kidney transplantation with or without the placement of a prosthesis.