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Omitting catheterization after ureteroscopic lithotripsy: a prospective, multicenter, randomized controlled trial
Ziyang Zheng1, Ruixuan Zhu1, Qi Zhang2
1Department of Urology, Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China.
World Journal of Urology
|July 16, 2026
Summary
Omitting routine catheterization after ureteroscopic lithotripsy significantly reduces lower urinary tract symptoms and improves patient comfort. This safe strategy enhances the patient experience without increasing complications, supporting a practice change.
Area of Science:
- Urology
- Surgical Outcomes
- Patient Experience
Background:
- Ureteroscopic lithotripsy is a common procedure for kidney stones.
- Postoperative indwelling catheterization is often used but can cause discomfort.
- Evaluating alternatives to routine catheterization is important for patient care.
Purpose of the Study:
- To assess if omitting routine catheterization after ureteroscopic lithotripsy impacts postoperative lower urinary tract symptoms (LUTS) and patient comfort.
- To determine the safety of not using indwelling catheters post-procedure.
- To compare patient-reported outcomes between catheterized and non-catheterized groups.
Main Methods:
- A prospective, multicenter randomized controlled trial involving 180 patients undergoing ureteroscopic lithotripsy.
- Patients were assigned to either a no-catheter group or a standard catheter group.
- Primary outcomes included LUTS and pain scores at various postoperative intervals; secondary outcomes assessed complications and distressing memories.
Main Results:
- The no-catheter group reported significantly lower LUTS incidence at day 1 (9.9% vs. 24.7%) and reduced urgency at 1 and 4 hours post-procedure.
- Fewer patients in the no-catheter group experienced distressing LUTS memories at 1 month (7.7% vs. 25.8%).
- Complication rates, including fever and urinary retention, were similar between both groups.
Conclusions:
- Omitting routine indwelling catheterization after ureteroscopic lithotripsy is a safe and effective strategy.
- This approach significantly reduces postoperative LUTS and enhances patient comfort and experience.
- Findings support a shift in clinical practice towards non-routine catheterization post-ureteroscopy.
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