2020
Cerebrospinal fluid circulating tumor cells as a quantifiable measurement of leptomeningeal metastases in patients with HER2 positive cancer
Malani R, Fleisher M, Kumthekar P, Lin X, Omuro A, Groves MD, Lin NU, Melisko M, Lassman AB, Jeyapalan S, Seidman A, Skakodub A, Boire A, DeAngelis LM, Rosenblum M, Raizer J, Pentsova E. Cerebrospinal fluid circulating tumor cells as a quantifiable measurement of leptomeningeal metastases in patients with HER2 positive cancer. Journal Of Neuro-Oncology 2020, 148: 599-606. PMID: 32506369, PMCID: PMC7438284, DOI: 10.1007/s11060-020-03555-z.Peer-Reviewed Original ResearchConceptsLeptomeningeal metastasesCSF cytologyCSF CTCsCTC enumerationCerebrospinal fluidIT trastuzumabPhase I/II dose escalation trialCentral nervous system compartmentTumor cellsHER2/neu positivityHER2/neu expressionDose-escalation trialHER2-positive cancersIntrathecal trastuzumabEscalation trialRadiographic responseTumor burdenPositive cancersNeu expressionNeu positivityConclusionOur studyPatientsDay 1Epithelial cancersCancer
2013
Rare cell capture technology for the diagnosis of leptomeningeal metastasis in solid tumors
Nayak L, Fleisher M, Gonzalez-Espinoza R, Lin O, Panageas K, Reiner A, Liu CM, DeAngelis LM, Omuro A. Rare cell capture technology for the diagnosis of leptomeningeal metastasis in solid tumors. Neurology 2013, 80: 1598-1605. PMID: 23553479, PMCID: PMC3662321, DOI: 10.1212/wnl.0b013e31828f183f.Peer-Reviewed Original ResearchMeSH KeywordsCytodiagnosisFemaleHumansImmunomagnetic SeparationMaleMeningeal CarcinomatosisNeoplasmsNeoplastic Cells, CirculatingPilot ProjectsConceptsLeptomeningeal metastasesSolid tumorsCSF CTCsCSF pleocytosisLumbar punctureConventional cytologyRare cell capture technologyEarly diagnostic confirmationInitial MRI evaluationRepeat lumbar puncturePresence of CTCsClinical suspicionMRI evaluationPatient cohortDiagnostic confirmationCSF samplesPatientsTumorsCTC resultsTumor cellsPilot studyPleocytosisMetastasisCTCsPuncture
2012
Leptomeningeal Metastasis from Non-small Cell Lung Cancer: Survival and the Impact of Whole Brain Radiotherapy
Morris PG, Reiner AS, Szenberg OR, Clarke JL, Panageas KS, Perez HR, Kris MG, Chan TA, DeAngelis LM, Omuro AM. Leptomeningeal Metastasis from Non-small Cell Lung Cancer: Survival and the Impact of Whole Brain Radiotherapy. Journal Of Thoracic Oncology 2012, 7: 382-385. PMID: 22089116, DOI: 10.1097/jto.0b013e3182398e4f.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAdultAgedAged, 80 and overCarcinoma, Non-Small-Cell LungCarcinoma, Squamous CellCranial IrradiationDose Fractionation, RadiationFemaleFollow-Up StudiesHumansImage Processing, Computer-AssistedLung NeoplasmsLymphatic MetastasisMaleMeningeal CarcinomatosisMiddle AgedNeoplasm Recurrence, LocalPrognosisRetrospective StudiesSurvival RateConceptsNon-small cell lung cancerWhole brain radiotherapyCell lung cancerLeptomeningeal metastasesTyrosine kinase inhibitorsLandmark analysisIT chemotherapyBrain radiotherapyIntrathecal therapyMedian survivalLung cancerEGFR mutationsEpidermal growth factor receptor tyrosine kinase inhibitorsGrowth factor receptor tyrosine kinase inhibitorsMedian age 59 yearsReceptor tyrosine kinase inhibitorsMedian overall survivalAge 59 yearsOptimal therapeutic approachSurvival of patientsDevastating complicationOverall survivalLeptomeningeal carcinomatosisRetrospective reviewRetrospective study