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A prospective multicenter cohort study on kidney-sparing surgery and radical nephreterectomy for high-risk middle and lower ureteral urothelial carcinoma

A prospective multicenter cohort study on kidney-sparing surgery and radical nephreterectomy for high-risk middle and lower ureteral urothelial carcinoma

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500110317
Enrollment
Unknown
Registered
2025-10-11
Start date
2025-10-15
Completion date
Unknown
Last updated
2025-10-13

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

Conditions

High-risk middle and lower Ureteral Urothelial Carcinoma

Interventions

Radical nephreterectomy group:None

Sponsors

The Second Hospital of Lanzhou University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1.Age: 18 to 80 years old; 2.Unilateral primary middle or lower ureteral urothelial carcinoma (confirmed by imaging and ureteroscopic biopsy); 3. Meets the EAU 2023 high-risk definition; 4. Voluntarily accept KSS or RNU, and have the technical feasibility confirmed by MDT discussion; 5.Sign informed consent.

Exclusion criteria

Exclusion criteria: 1. Multiple foci or involvement of the renal pelvis and upper ureter; 2.Bilateral UTUC; 3.cN+ or M1; 4.Previous ipsilateral upper urinary tract surgery; 5. Combined with other malignant tumors; 6.Pregnancy or breastfeeding; 7.No follow-up is possible.

Design outcomes

Primary

MeasureTime frame
A five-year overall survival;Five-year cancer-specific survival ;

Secondary

MeasureTime frame
Five-year recurrence-free survival;Five-year survival period without intravesical recurrence;Five-year metastasis-free survival;Incidence of a >=25% decline in eGFR and the rate of dialysis initiation.;

Countries

China

Contacts

Public ContactShang Panfeng

Department of Urology, the Second Hospital of Lanzhou University

shangpf@lzu.edu.cn+86 139 1978 5295

Outcome results

None listed

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