2022
Factors Predicting Outcome After Intracranial EEG Evaluation in Patients With Medically Refractory Epilepsy
Sivaraju A, Hirsch L, Gaspard N, Farooque P, Gerrard J, Xu Y, Deng Y, Damisah E, Blumenfeld H, Spencer DD. Factors Predicting Outcome After Intracranial EEG Evaluation in Patients With Medically Refractory Epilepsy. Neurology 2022, 99: e1-e10. PMID: 35508395, PMCID: PMC9259091, DOI: 10.1212/wnl.0000000000200569.Peer-Reviewed Original ResearchConceptsTemporal lobe onsetSeizure freedomResective surgeryIndependent predictorsLesional MRIUnfavorable predictorRefractory epilepsyContinued medical treatmentEpilepsy surgical evaluationFactors Predicting OutcomeIntracranial EEG evaluationNonlesional extratemporal epilepsySubsequent seizure freedomSustained seizure freedomThorough presurgical evaluationSeizure-free outcomeClass II evidenceMedically Refractory EpilepsyRetrospective chart reviewKaplan-Meier curvesSelect clinical scenariosMultivariable regression analysisBest multivariable modelIntracranial EEGSeizure onset localization
2020
Thalamic Stimulation Improves Postictal Cortical Arousal and Behavior
Xu J, Galardi MM, Pok B, Patel KK, Zhao CW, Andrews JP, Singla S, McCafferty CP, Feng L, Musonza ET, Kundishora AJ, Gummadavelli A, Gerrard JL, Laubach M, Schiff ND, Blumenfeld H. Thalamic Stimulation Improves Postictal Cortical Arousal and Behavior. Journal Of Neuroscience 2020, 40: 7343-7354. PMID: 32826310, PMCID: PMC7534908, DOI: 10.1523/jneurosci.1370-20.2020.Peer-Reviewed Original ResearchConceptsDeep brain stimulationCentral lateral nucleusBilateral deep brain stimulationCortical slow-wave activityPostictal stateSlow wave activityPostictal periodImpaired consciousnessRefractory epilepsyLateral nucleusBrain stimulationNatural slow-wave sleepModest behavioral improvementCortical slow wavesNovel therapeutic strategiesSlow-wave sleepDisorders of consciousnessBehavioral tasksDepressed consciousnessDBS treatmentThalamic stimulationElectrical hippocampal stimulationFemale ratsHigh success rateRat model
2016
Restoring Conscious Arousal During Focal Limbic Seizures with Deep Brain Stimulation
Kundishora AJ, Gummadavelli A, Ma C, Liu M, McCafferty C, Schiff ND, Willie JT, Gross RE, Gerrard J, Blumenfeld H. Restoring Conscious Arousal During Focal Limbic Seizures with Deep Brain Stimulation. Cerebral Cortex 2016, 27: 1964-1975. PMID: 26941379, PMCID: PMC5964488, DOI: 10.1093/cercor/bhw035.Peer-Reviewed Original ResearchConceptsFocal limbic seizuresDeep brain stimulationLimbic seizuresBrain stimulationImpaired consciousnessNetwork inhibition hypothesisRisk of mortalityNovel therapeutic approachesDual-site stimulationCentral lateral nucleusDisorders of consciousnessQuality of lifeFocal limbicSurgical therapyRefractory epilepsyFocal seizuresNucleus oralisBilateral stimulationIntralaminar thalamusRat modelTherapeutic approachesLateral nucleusBehavioral arousalConscious arousalResponsive neurostimulation