Article
ELIOS: A Multicenter, Molecular Profiling Study of Patients with EGFR-Mutant Advanced Non-Small Cell Lung Cancer Treated with First-Line Osimertinib.
Cancer discovery - 1 Jun 2026
Piotrowska Zofia, Ahn Myung-Ju, Voon Pei Jye, Pang Yong-Kek, How Soon Hin, Kim Sang-We, Cortinovis Diego, de Castro Carpeño Javier, Tiseo Marcello, Rodríguez Abreu Delvys, Ramalingam Suresh S, Li Jingyi, Servidio Leslie, Taylor Rosemary, Hartmaier Ryan, Markovets Aleksandra A, Tang Kwan Ho, Cho Byoung Chul
Abstract excerpt
ELIOS (NCT03239340) prospectively compared tumor biopsies obtained pre-treatment and post-progression to characterize acquired resistance mechanisms to first-line osimertinib in epidermal growth factor receptor (EGFR)-mutant advanced non-small cell lung cancer (NSCLC). Of 154 patients enrolled, 52 patients had next-generation sequencing (NGS) results from paired tissue biopsies. The most common acquired...
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