Objective:To analyze and discuss the clinical efficacy of percutaneous nephrolithotomy for the treatment of solitary kidney calculi associated with renal insufficiency.Method:Between January 2015 and February 2017,26 patients with renal calculi and renal insufficiency in the solitary kidney were treated by PCNL in our hospital.The patients' information,the stone size,postoperative complications,renal function changes and so on were analyzed.Result:All 26 patients underwent PCNL following the two step punctu...