Percutaneous nephrolithotomy is the standart treatment for large,multiple renal Stones. Although this surgical technique was defined in 1979, the overall complication rate is approximetely 83%. The complications are divided into 2 groups; major and minor. Pain, fever, urinary tract infection and renal colic are minor complications. Septicemia and severe hemorrhage requiring blood transfusion are the most common major complications. Urinoma is one of the uncommon complication of percutaneous nephrolithotomy with an incidence of 0.1%. We report a case of retroperitoneal urinoma after percutan renal surgery.
Key words: Complication, percutaneous nephrolithotomy, urinoma
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