Background: Non-small cell lung cancer with leptomeningeal metastasis (NSCLC-LM) is emerging as a new management challenge for oncologists and is associated with poor prognosis. This study aimed to investigate the molecular characteristics and prognostic factors of NSCLC-LM.
Methods: This retrospective study included 97 patients with NSCLC-LM between January 2015 and October 2021.