Renal Parenchyma Perforation and Hematoma Formation following Double-J Stent Insertion in a Solitary Functioning Kidney: An Unusual Complication.

Double-J ureteral stent insertion is a common urological procedure performed for the relief of ureteral obstruction or as a part of other endourological procedures. Several complications have been reported in the past. A case of a 62-year-old woman who was stented due to hydronephrosis of her solitary functioning left kidney and had renal perforation and retroperitoneal hematoma formation is presented.