2021
Tumor location and reduction in functional MRI estimates of language laterality
Połczyńska MM, Beck L, Kuhn T, Benjamin CF, Ly TK, Japardi K, Cavanagh L, Bookheimer SY. Tumor location and reduction in functional MRI estimates of language laterality. Journal Of Neurosurgery 2021, 135: 1674-1684. PMID: 33799298, PMCID: PMC8909357, DOI: 10.3171/2020.9.jns202036.Peer-Reviewed Original ResearchRight hemisphere tumorsAnterior tumorsHemisphere tumorsLaterality indexLanguage lateralityBroca's areaFMRI laterality indicesLeft hemisphere tumorsPosterior ROIsWhole-brain levelPosterior tumorsTumor locationTumor resectionPreoperative fMRIInferior frontal gyrusTumor groupLanguage cortexBrain tumorsPatientsNumerous confoundersTumor hemisphereConfoundersRegion of interestLeft inferior frontal gyrusTumorsElectrical cortical stimulation can impair production of the alphabet without impairing counting
Rojas PH, Sivaraju A, Quraishi IH, Vanderlind M, Rofes A, Połczynska-Bletsos MM, Spencer DD, Hirsch LJ, Benjamin CFA. Electrical cortical stimulation can impair production of the alphabet without impairing counting. Epilepsy & Behavior Reports 2021, 15: 100433. PMID: 33778464, PMCID: PMC7985277, DOI: 10.1016/j.ebr.2021.100433.Peer-Reviewed Case Reports and Technical NotesElectrical stimulation mappingCortical electrical stimulation mappingDrug-resistant focal epilepsyPatient experienced lossDrug-resistant epilepsyElectrical cortical stimulationLanguage-dominant hemisphereSuperior temporal gyrusPosterior superior temporal gyrusCortical stimulationFocal epilepsyStimulation mappingDominant hemispherePatientsTemporal gyrusSelective impairmentLanguage functionEpilepsyExperienced lossImpairmentBrainRiskLanguage impairmentSurgerySole means
2018
Presurgical language fMRI: Technical practices in epilepsy surgical planning
Benjamin CFA, Dhingra I, Li AX, Blumenfeld H, Alkawadri R, Bickel S, Helmstaedter C, Meletti S, Bronen RA, Warfield SK, Peters JM, Reutens D, Połczyńska MM, Hirsch LJ, Spencer DD. Presurgical language fMRI: Technical practices in epilepsy surgical planning. Human Brain Mapping 2018, 39: 4032-4042. PMID: 29962111, PMCID: PMC6175127, DOI: 10.1002/hbm.24229.Peer-Reviewed Original ResearchConceptsLanguage functional MRIFunctional MRISurgical planningEpilepsy surgical planningEpilepsy surgical programsGeneral linear modelingBlood flowClinical practicePatient careSurgical programsRoutine useMarked heterogeneityClinical applicationVerbal fluencyData highlightFMRI dataMost programsPatientsWidespread useEpilepsyIndividualsMRICare
2017
Improving language mapping in clinical fMRI through assessment of grammar
Połczyńska M, Japardi K, Curtiss S, Moody T, Benjamin C, Cho A, Vigil C, Kuhn T, Jones M, Bookheimer S. Improving language mapping in clinical fMRI through assessment of grammar. NeuroImage Clinical 2017, 15: 415-427. PMID: 28616382, PMCID: PMC5458087, DOI: 10.1016/j.nicl.2017.05.021.Peer-Reviewed Original ResearchConceptsPre-operative fMRIIntraoperative cortical stimulationLeft hemisphereGood predictive valueHemisphere language dominanceLanguage-dominant hemisphereFunctional magnetic resonanceSurgical candidatesCortical stimulationFMRI testingBrain tumorsDominant hemisphereClinical fMRIPredictive valueBrain surgeryPatientsLanguage mappingStandard testsFMRI activationFMRI protocolFMRI testsRight hemisphereGrammar testRobust activationGroup level