Journal article

Metastasis-directed Therapy With or Without Pembrolizumab for Oligometastatic Clear Cell Renal Cell Carcinoma: Pooled Analysis of Two Prospective Single-arm Phase 2 Trials

AD Sherry, V To, C D’souza, S Kiany, N Thio, S Liu, X Sun, B Castle, S Macdonald, H Choi, A Seo, K Hara, D Pryor, A Azad, B Tran, L Au, L Spain, EB Ludmir, E Jonasch, NM Tannir Show all

European Urology | Published : 2026

Abstract

Radiotherapy-based metastasis-directed therapy (MDT) has emerged as a treatment strategy for oligometastatic clear cell renal cell carcinoma (ccRCC). However, optimal integration of MDT with immune checkpoint inhibition (ICI) is unclear, especially in light of the M1 no evidence of disease subgroup analysis of KEYNOTE-564. We undertook an exploratory cohort study of two previously reported trials evaluating either MDT+ICI (NCT02855203) or MDT (NCT03575611) for oligometastatic ccRCC. The objective was primarily to compare RECIST-defined progression-free survival (PFS) and secondarily to compare peripheral immune populations. Among the 150 patients included in the analysis (MDT+ICI: 30; MDT: 1..

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