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To determine the best time to perform EPVL treatment by evaluating the efficacy and safety of active stone extraction in treating residual fragments at different time points after RIRS. All participants had renal or upper ureteral stones preoperatively and still had residual stones after receiving RIRS. They were prospectively randomized into four...
Background Aims: To test the old notion that stones get impacted in the ureter at one of three sites of narrowing: the pelviureteric junction, the middle ureter at the site where the ureter crosses anterior to iliac vessels, and the vesicoureteric junction.
Materials and Methods: A total of 149 patients who were admitted due to ureteral stones were...
