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Bladder-Sparing Treatment With Disitamab Vedotin and Toripalimab With or Without Pelvic Lymph Node Dissection in Bladder Cancer
Sponsor: Tianjin Medical University Second Hospital
Summary
This is a prospective, multicenter, randomized controlled superiority study designed to evaluate whether the addition of pelvic lymph node dissection improves bladder-intact event-free survival in patients with cT2-3N0M0 bladder urothelial carcinoma receiving bladder-sparing treatment. Eligible patients with HER2 expression of IHC 2+ or higher who decline radical cystectomy will be randomized 1:1 to receive maximal transurethral resection of bladder tumor followed by disitamab vedotin plus toripalimab with or without standardized pelvic lymph node dissection. The primary endpoint is the 2-year bladder-intact event-free survival rate. Secondary endpoints include clinical complete response, partial response, disease progression, overall survival, quality of life, safety, treatment cost, and exploratory biomarker analyses.
Official title: A Prospective, Multicenter, Randomized Controlled Study of Disitamab Vedotin Plus Toripalimab With or Without Pelvic Lymph Node Dissection for Bladder-Sparing Treatment in Patients With cT2-3N0M0 Bladder Urothelial Carcinoma
Key Details
Gender
All
Age Range
18 Years - Any
Study Type
INTERVENTIONAL
Enrollment
114
Start Date
2026-08-01
Completion Date
2031-06-20
Last Updated
2026-08-10
Healthy Volunteers
No
Interventions
Disitamab Vedotin (RC48)
Disitamab vedotin will be administered in combination with toripalimab according to the study protocol.
Toripalimab
Toripalimab will be administered in combination with disitamab vedotin according to the study protocol.
Transurethral Resection of Bladder Tumor
Maximal transurethral resection of bladder tumor will be performed as part of the bladder-sparing treatment strategy.
Pelvic Lymph Node Dissection
Standardized pelvic lymph node dissection will be performed in participants assigned to the PLND arm.
Locations (1)
The Second Hospital of Tianjin Medical University
Tianjin, Tianjin Municipality, China