Conclusion
Performing ESWL on the proximal ureter stones before RIRS did not change the efficacy and safety of RIRS. The time between the patient’s last ESWL session and RIRS had a predictive value for stone-free status, but did not have any effect on complications.
Keywords: retrograde intrarenal surgery, extracorporeal shock wave lithotripsy, efficacy, safety, complications, stone-free.