An observational 3-year follow-up study for postoperative renal function changes assessed by 99 mTc-DTPA scintigraphy and predictive factors after miniaturized percutaneous nephrolithotomy and retrograde intrarenal surgery
- Published on 05/09/2025
- Reading time: 5 min.
Lee Hyomyoung 1,2, Sharapatov Yerzhan 3, Park Hyeji 1,2, Castillo Christine Joy 4, Alharthi Majed 5, Zogan Mohammad 6, Cho Sung Yong 1,2
1 https://ror.org/04h9pn542 Department of Urology Seoul National University Hospital, Seoul National University College of Medicine 101, Daehak-ro, Jongno-gu 03080 Seoul Republic of Korea
2 https://ror.org/04h9pn542 Department of Urology Seoul National University College of Medicine Seoul Republic of Korea
3 https://ror.org/038mavt60 Department of Urology Astana Medical University Astana City Kazakhstan
4 https://ror.org/023gzq092 Department of Urology Jose R. Reyes Memorial Medical Center Sta. Cruz, Manila Philippines
5 Department of Urology King Fahd General Hospital Jeddah Saudi Arabia
6 https://ror.org/02bjnq803 Department of Urology Prince Mohammed Bin Nasser Hospital Jazan Saudi Arabia
Abstract
Background This study aims to investigate changes in relative renal function three years after miniaturized percutaneous nephrolithotomy (mini-PCNL) and retrograde intrarenal surgery (RIRS) and to identify significant predictors associated with renal function aggravation.
Methods From 2019 to 2023, 355 patients aged 20 and above who underwent mini-PCNL or RIRS for the treatment of renal stones > 10 mm in maximal diameter were prospectively included...
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