The modified ultra-mini percutaneous nephrolithotomy technique and comparison with standard nephrolithotomy: a
Tolga Karakan1, Muhammet Fatih Kilinc2, Omer Gokhan Doluoglu3
1Department of Urology, Yenimahalle Training and Research Hospital, 06340, Ankara, Turkey.
Urolithiasis
|May 13, 2016
Summary
Ultra-mini percutaneous nephrolithotomy (UPNL) offers comparable stone-free rates to standard percutaneous nephrolithotomy (SPNL) for kidney stones up to 25 mm. UPNL shows potential as a safe alternative with similar efficacy and fewer complications.
Area of Science:
- Urology
- Minimally Invasive Surgery
Background:
- Percutaneous nephrolithotomy (PNL) is a standard treatment for kidney stones.
- Technological advancements have led to modified techniques like ultra-mini PNL (UPNL) to reduce complications.
Purpose of the Study:
- To prospectively compare the efficacy and safety of UPNL versus standard PNL (SPNL).
Main Methods:
- Prospective analysis of 97 patients (50 SPNL, 47 UPNL) with kidney stones ≤ 25 mm.
- Randomization was performed using a coin flip.
- Stone-free rates and complication incidence were assessed.
Main Results:
- Mean stone size was similar in both groups (SPNL: 20.9 mm, UPNL: 20.3 mm).
- Stone-free rates were comparable: 88% for SPNL and 89.3% for UPNL (p=0.33).
- No major complications were observed in the UPNL group.
Conclusions:
- UPNL demonstrates similar high success rates to SPNL for treating kidney stones up to 25 mm.
- UPNL may be a safe and effective alternative to SPNL, potentially with a lower complication profile.
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