Open access
Oct 2026
Prevalence of PD-L1-High Tumor Expression and Association with First-Line Treatment Outcomes in Patients with Metastatic Urothelial Carcinoma: Results from a Prospective Observational Cohort Study.
More than half of patients had high pretreatment tumor PD-L1 expression, and there was no significant association between PD-L1 status and ORR, PFS, or OS with any first-line therapy, although definitive conclusions cannot be made because of the limited sample size.
P. Grivas, P. Agarwal, H. Al-Ahmadie et al.
· Targeted oncology · 0 citations