Background:The goal of this study was to determine the safety and efficacy of endoscopic combined intrarenal surgery(ECIRS)performed in the prone split-leg position for the treatment of complex renal stones.Materials ...Background:The goal of this study was to determine the safety and efficacy of endoscopic combined intrarenal surgery(ECIRS)performed in the prone split-leg position for the treatment of complex renal stones.Materials and methods:A mature ECIRS protocol was designed.Retrospective analysis was conducted of medical records between January 2020 and December 2021 of patients with complex renal stones at one center who underwent ECIRS by 2 skilled surgeons using retrograde flexible ureteroscopy and mini-percutaneous nephrolithotomy in the prone split-leg position.Results:A total of 44 patients were included in this study.Mean stone size was 26.1±12.7 mm,and the number of calyces involved was 4.36±2.09.Mean operative time was 71.1±21.8 minutes.Postoperative decline in hemoglobin was 15.8±9.8 g/L.Seventy-five percent of patients achieved stone-free status.The mean number of residual stones was 2.8±2.3,and the mean residual stone size was 10.30±4.76 mm.Six patients(13.6%)developed postoperative complications,including 4 with fever during the first 2 days postoperatively and 2 patients with transient postoperative pain.No patients developed severe complications.Conclusions:Endoscopic combined intrarenal surgery in the prone split-leg position can be performed safely by experienced surgeons using retrograde flexible ureteroscopy in conjunction with mini-percutaneous nephrolithotomy as a successful technique for the treatment of complex renal stones.展开更多
文摘Background:The goal of this study was to determine the safety and efficacy of endoscopic combined intrarenal surgery(ECIRS)performed in the prone split-leg position for the treatment of complex renal stones.Materials and methods:A mature ECIRS protocol was designed.Retrospective analysis was conducted of medical records between January 2020 and December 2021 of patients with complex renal stones at one center who underwent ECIRS by 2 skilled surgeons using retrograde flexible ureteroscopy and mini-percutaneous nephrolithotomy in the prone split-leg position.Results:A total of 44 patients were included in this study.Mean stone size was 26.1±12.7 mm,and the number of calyces involved was 4.36±2.09.Mean operative time was 71.1±21.8 minutes.Postoperative decline in hemoglobin was 15.8±9.8 g/L.Seventy-five percent of patients achieved stone-free status.The mean number of residual stones was 2.8±2.3,and the mean residual stone size was 10.30±4.76 mm.Six patients(13.6%)developed postoperative complications,including 4 with fever during the first 2 days postoperatively and 2 patients with transient postoperative pain.No patients developed severe complications.Conclusions:Endoscopic combined intrarenal surgery in the prone split-leg position can be performed safely by experienced surgeons using retrograde flexible ureteroscopy in conjunction with mini-percutaneous nephrolithotomy as a successful technique for the treatment of complex renal stones.
