Diagnosis of leptomeningeal metastasis (LM) through identification of circulating tumor cells (CTCs) in cerebrospinal fluid (CSF).
Fenn K, Singh V, Lee S, Cieremans D, Lassman A, Hershman D, Crew K, Accordino M, Trivedi M, Iwamoto F, Schultz R, Huynh L, Sales E, Fisher D, Mayer J, Kreisl T, Kalinsky K. Diagnosis of leptomeningeal metastasis (LM) through identification of circulating tumor cells (CTCs) in cerebrospinal fluid (CSF). Journal Of Clinical Oncology 2020, 38: 3567-3567. DOI: 10.1200/jco.2020.38.15_suppl.3567.Peer-Reviewed Original ResearchDiagnosis of LMLeptomeningeal metastasesCerebrospinal fluidLumbar punctureCSF cytologyNext-generation sequencingMedian age 56 yearsTime of LPSolid tumor diagnosisAge 56 yearsMetastatic breast cancerBreast cancer CTCsPeripheral blood samplesBreast cancer-related genesSomatic mutationsEvaluable ptsCNS lymphomaER statusHER2 statusBreast cancerStandard cytologyMetastatic therapyBlood samplesCSF samplesActionable mutations