Predictors of acute kidney injury after percutaneous nephrolithotomy in adult patients: prospective observational study.

Purpose: To assess the frequency and the predictive factors of Acute Kidney injury (AKI) in patients undergoing percutaneous nephrolithotomy (PNL).

Methods: A prospective observational work. Demographic, preoperative laboratory data, stone characteristics, and intraoperative and postoperative data were gathered.