Sodium levels and immunotherapy efficacy in mRCC patients with bone metastases: sub analysis of Meet-Uro 15 study

Autor: Martina Catalano, Sara Elena Rebuzzi, Marco Maruzzo, Ugo De Giorgi, Sebastiano Buti, Luca Galli, Giuseppe Fornarini, Paolo Andrea Zucali, Melanie Claps, Silvia Chiellino, Ilaria Zampiva, Stefania Pipitone, Riccardo Ricotta, Mariella Sorarù, Veronica Mollica, Marianna Tudini, Lucia Fratino, Veronica Prati, Orazio Caffo, Francesco Atzori, Franco Morelli, Giuseppe Prati, Franco Nolè, Francesca Vignani, Alessia Cavo, Marilena Di Napoli, Andrea Malgeri, Emanuele Naglieri, Alessio Signori, Giuseppe Luigi Banna, Pasquale Rescigno, Linda Cerbone, Lorenzo Antonuzzo, Giandomenico Roviello
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Frontiers in Immunology, Vol 15 (2024)
Druh dokumentu: article
ISSN: 1664-3224
DOI: 10.3389/fimmu.2024.1361010
Popis: BackgroundImmune-checkpoint inhibitors (ICIs) have significantly improved metastatic renal cell carcinoma (mRCC) prognosis, although their efficacy in patients with bone metastases (BMs) remains poorly understood. We investigated the prognostic role of natremia in pretreated RCC patients with BMs receiving immunotherapy.Materials and methodsThis retrospective multicenter study included RCC patients with BMs receiving nivolumab as second-line therapy or beyond. Inclusion criteria involved baseline sodium levels (pre-ICI) and sodium levels after 4 weeks of nivolumab initiation (post-ICI). The population was divided into two groups based on the median value, and response rates, progression-free survival (PFS), and overall survival (OS) were assessed.ResultsAmong 120 eligible patients, those with pre-treatment sodium levels ≥140 mEq/L showed longer OS (18.7 vs. 12.0 months, p=0.04). Pre-treatment sodium levels ≥140 mEq/L were associated with better OS compared to levels
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