The AR-ADAR2-PD-L1 Axis as a Prognostic Biomarker System in BCG-Treated High-Grade Papillary Urothelial Carcinoma: A Single-Center Retrospective Cohort Study
: Background: High-grade papillary urothelial carcinoma (HG-PUC) represents a high-risk non-muscle-invasive bladder cancer with frequent recurrence after intravesical Bacillus Calmette-Guérin (BCG) therapy, and reliable prognostic biomarkers remain lacking. The aim of this study was to evaluate the prognostic significa...