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Updated: Jul 7, 2026

Unilateral Ureteral Obstruction Model for Investigating Kidney Interstitial Fibrosis
Published on: April 25, 2025
[Surgical treatment of ureteral stenosis after kidney transplantation]
1Service d'urologie et de transplantation rénale et pancréatique, Groupe hospitalier Pitié-Salpêtriére, 47-83, boulevard de l'Hôpital, 75013 Paris, France.
Abstract:
Ureteral stenosis is the most frequent complication after kidney transplantation. The diagnosis is based on an elevated creatinine level and a dilatation of the urinary cavity. The first step of the management is a urinary diversion with endo-ureteral prosthesis or a nephrostomy placement. The surgical gold standard is the pyelo-ureterostomy. This is a safe and efficient technique in the treatment of this complication. We describe the different surgical alternatives and the endo-urologic management of the stenosis.
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