2017
Dynamic contrast‐enhanced MRI perfusion for differentiating between melanoma and lung cancer brain metastases
Hatzoglou V, Tisnado J, Mehta A, Peck KK, Daras M, Omuro AM, Beal K, Holodny AI. Dynamic contrast‐enhanced MRI perfusion for differentiating between melanoma and lung cancer brain metastases. Cancer Medicine 2017, 6: 761-767. PMID: 28303695, PMCID: PMC5387174, DOI: 10.1002/cam4.1046.Peer-Reviewed Original ResearchConceptsMelanoma brain metastasesNSCLC brain metastasesLung cancer brain metastasesBrain metastasesCancer brain metastasesCell lung cancer brain metastasesDCE-MRIPrimary brain tumorsDifferent primary sitesImportant clinical implicationsMann-Whitney U testVolume transfer coefficientTumor histologyMultiple malignanciesMRI perfusionBrain tumorsMetastasisPrimary siteConventional MRIClinical implicationsPerfusion parametersTumor microvasculatureROC analysisU testPlasma volume
2015
A prospective trial of dynamic contrast-enhanced MRI perfusion and fluorine-18 FDG PET-CT in differentiating brain tumor progression from radiation injury after cranial irradiation
Hatzoglou V, Yang TJ, Omuro A, Gavrilovic I, Ulaner G, Rubel J, Schneider T, Woo KM, Zhang Z, Peck KK, Beal K, Young RJ. A prospective trial of dynamic contrast-enhanced MRI perfusion and fluorine-18 FDG PET-CT in differentiating brain tumor progression from radiation injury after cranial irradiation. Neuro-Oncology 2015, 18: 873-880. PMID: 26688076, PMCID: PMC4864262, DOI: 10.1093/neuonc/nov301.Peer-Reviewed Original ResearchConceptsRadiation injuryPET-CTRadiation therapyProspective trialDCE-MRITumor progressionMaximum standardized uptake valueFluorine-18 fluorodeoxyglucose PET-CTFDG PET-CTDiagnosis of progressionNormal brain ratioFluorodeoxyglucose PET-CTStandardized uptake valueDynamic contrast-enhanced MRIWilcoxon rank sum testContrast-enhanced MRIBrain tumor progressionEffective imaging techniqueVolume transfer coefficientRank sum testCranial irradiationBrain ratioBrain malignanciesLesion outcomeBrain lesions