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Analysis on Risk Factors of Ureteral Strictures after Endoscopic Laser Lithotripsy for Impacted ureteral Stone

Analysis on Risk Factors of Ureteral Strictures after Endoscopic Laser Lithotripsy for Impacted ureteral Stone

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2400088948
Enrollment
Unknown
Registered
2024-08-29
Start date
2024-09-01
Completion date
Unknown
Last updated
2024-09-02

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Urolithiasis

Interventions

Ureteral stricture group:NA
Non-stricture group:NA

Sponsors

The Second Hospital of Tianjin Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients aged =18 years 2. Endoscopically diagnosed with impacted ureteral stones 3. Development of ureteral stricture after endoscopic laser lithotripsy

Exclusion criteria

Exclusion criteria: 1. Impacted ureteral stones combined with ipsilateral renal stones 2. History of ureteral stricture 3. Coexisting ureteral diseases (e.g., ureteral tumors, retroperitoneal masses compressing the ureter) 4. Patients with spinal or urinary tract malformations 5. Patients with severe heart, lung, or brain diseases 6. Patients with severe coagulopathy 7. Pregnant patients 8. Patients with excessive missing data

Design outcomes

Primary

MeasureTime frame
Ureteral stricture rate;Degree of hydronephrosis;—

Secondary

MeasureTime frame
Operative method;Stone-free rate;Demographic characteristics;Laser energy;—

Countries

China

Contacts

Public ContactShiyong Qi

The Second Hospital of Tianjin Medical University

yongshiqi@126.com+86 176 2299 1197

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026