Myung-Ju Ahn, MD, Samsung Medical Center, Sungkyunkwan University School of Medicine, Seoul, Republic of Korea, discusses the findings from the AURA LM study, which compared an 80 mg dose of osimertinib with a 160 mg dose in patients with <em>EGFR</em>-positive advanced non–small cell lung cancer with leptomeningeal metastases.
