RecruitingNot Applicable

Risk Factors and Predictive Model for Inflammatory Polyps in Ureteral Stones

China300 participantsStarted 2026-03-01

Plain-language summary

This is a single-center, observational study including a retrospective cohort and a prospective validation cohort. The study aims to identify independent risk factors for inflammatory ureteral polyps in patients with ureteral calculi and develop a preoperative predictive model. The retrospective part will analyze clinical and imaging data of patients treated at the First Hospital of Jilin University between 2018 and 2025. The prospective part is currently recruiting participants to validate the model. The primary outcome is the intraoperative diagnosis of inflammatory ureteral polyps.

Who can participate

Age range18 Years – 80 Years

SexALL

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AI-rewrites the medical criteria so a patient or caregiver can understand them. Always confirm with the trial site.

Inclusion Criteria: * Patients aged 18 years or older undergoing ureteroscopic surgery for ureteral calculi at the First Hospital of Jilin University. * Complete clinical and imaging data available. Exclusion Criteria: * Patients with bilateral ureteral calculi. * Patients with preoperative nephrostomy or indwelling ureteral stent. * Patients with a history of ureteral or bladder cancer. * Patients with congenital ureteral anomalies or previous ureteral surgery. * Patients with severe coagulation disorders or contraindications to ureteroscopy. * Patients unable to provide informed consent.

What they're measuring

Intraoperative diagnosis of inflammatory ureteral polyps

Timeframe: At the time of ureteroscopic surgery

Trial details

NCT IDNCT07559721

SponsorThe First Hospital of Jilin University

Sponsor typeOTHER

Study typeOBSERVATIONAL

Primary completion2027-02-01

View on ClinicalTrials.gov More Ureteral Calculi trials