2021
Video quality using outpatient smartphone videos in epilepsy: Results from the OSmartViE study
Tatum WO, Hirsch LJ, Gelfand MA, Acton EK, LaFrance WC, Duckrow RB, Chen D, Blum AS, Hixson J, Drazkowski J, Benbadis S, Cascino GD, Collaborators T. Video quality using outpatient smartphone videos in epilepsy: Results from the OSmartViE study. European Journal Of Neurology 2021, 28: 1453-1462. PMID: 33465822, DOI: 10.1111/ene.14744.Peer-Reviewed Original ResearchConceptsPsychogenic nonepileptic attacksNeurologic eventsEpileptic seizuresInpatient video-electroencephalography (EEG) monitoringPhysiologic nonepileptic eventsMulticenter cohort studyMajority of patientsVideo-electroencephalography monitoringVideo-EEG monitoringSimilar diagnostic accuracyHome video recordingEpilepsy outpatientsNeurological disease statesCohort studyNeurological eventsNonepileptic eventsNonepileptic attacksUnknown diagnosisAdequate durationClinical informationPatientsSenior neurology residentsAccurate diagnosisDiagnostic accuracyNeurology residents
2018
Sudden unexpected death in epilepsy in patients treated with brain‐responsive neurostimulation
Devinsky O, Friedman D, Duckrow RB, Fountain NB, Gwinn RP, Leiphart JW, Murro AM, Van Ness PC. Sudden unexpected death in epilepsy in patients treated with brain‐responsive neurostimulation. Epilepsia 2018, 59: 555-561. PMID: 29336029, DOI: 10.1111/epi.13998.Peer-Reviewed Original ResearchConceptsSudden unexpected deathDefinite SUDEPEpileptiform activityUnexpected deathBrain-responsive neurostimulationFrequent epileptiform activityDrug Administration approvalRNS SystemTime of deathSUDEP ratesWitnessed seizurePlacebo armResective surgerySUDEP riskClinical featuresImplant yearAdministration approvalClinical trialsEpilepsy patientsSUDEPPatientsSeizuresDrug studiesU.S. FoodDeath
2016
Progressive change in sleep over multiple nights of intracranial EEG monitoring
Joshi RB, Gaspard N, Goncharova II, Pavlova M, Duckrow RB, Gerrard JL, Spencer DD, Hirsch LJ, Zaveri HP. Progressive change in sleep over multiple nights of intracranial EEG monitoring. Clinical Neurophysiology 2016, 127: 2302-2307. PMID: 27072103, DOI: 10.1016/j.clinph.2016.02.018.Peer-Reviewed Original Research
2014
The spatial and signal characteristics of physiologic high frequency oscillations
Alkawadri R, Gaspard N, Goncharova II, Spencer DD, Gerrard JL, Zaveri H, Duckrow RB, Blumenfeld H, Hirsch LJ. The spatial and signal characteristics of physiologic high frequency oscillations. Epilepsia 2014, 55: 1986-1995. PMID: 25470216, PMCID: PMC5123742, DOI: 10.1111/epi.12851.Peer-Reviewed Original ResearchConceptsPhysiologic high-frequency oscillationsSeizure onsetEpileptic networkNon-rapid eye movement sleepComprehensive Epilepsy CenterMesial temporal structuresEye movement sleepHighest HFO ratesHigh-frequency oscillationsFirst seizureInvasive evaluationEpilepsy centersIntracranial evaluationMovement sleepPerirolandic regionEpileptiform dischargesParietooccipital regionOccipital lobeEpileptic sitesPatientsNonepileptic regionsPhysiologic eventsFast ripplesHFO ratesLonger duration
2012
Selective homonuclear polarization transfer for spectroscopic imaging of GABA at 7T
Pan JW, Duckrow RB, Spencer DD, Avdievich NI, Hetherington HP. Selective homonuclear polarization transfer for spectroscopic imaging of GABA at 7T. Magnetic Resonance In Medicine 2012, 69: 310-316. PMID: 22505305, PMCID: PMC3407348, DOI: 10.1002/mrm.24283.Peer-Reviewed Original ResearchConceptsEpilepsy patientsN-acetyl aspartate ratioSupplementary motor areaControl volunteersThalamic GABAMotor areaAspartate ratioGABAGABA resonancePatientsSingle-shot methodHuman brainPolarization transfer methodsPolarization transferMacromolecule resonancesHomonuclear polarization transferSpectroscopic imagingThalamusSuppression pulses
2011
Proceedings of the Second International Workshop on Advances in Electrocorticography
Ritaccio A, Boatman-Reich D, Brunner P, Cervenka MC, Cole AJ, Crone N, Duckrow R, Korzeniewska A, Litt B, Miller KJ, Moran DW, Parvizi J, Viventi J, Williams J, Schalk G. Proceedings of the Second International Workshop on Advances in Electrocorticography. Epilepsy & Behavior 2011, 22: 641-650. PMID: 22036287, PMCID: PMC3847909, DOI: 10.1016/j.yebeh.2011.09.028.Chapters
2010
A prospective study of loss of consciousness in epilepsy using virtual reality driving simulation and other video games
Yang L, Morland TB, Schmits K, Rawson E, Narasimhan P, Motelow JE, Purcaro MJ, Peng K, Raouf S, DeSalvo MN, Oh T, Wilkerson J, Bod J, Srinivasan A, Kurashvili P, Anaya J, Manza P, Danielson N, Ransom CB, Huh L, Elrich S, Padin-Rosado J, Naidu Y, Detyniecki K, Hamid H, Farooque P, Astur R, Xiao B, Duckrow RB, Blumenfeld H. A prospective study of loss of consciousness in epilepsy using virtual reality driving simulation and other video games. Epilepsy & Behavior 2010, 18: 238-246. PMID: 20537593, PMCID: PMC2914099, DOI: 10.1016/j.yebeh.2010.04.011.Peer-Reviewed Original ResearchConceptsVideo gamesVirtual realityComputer-based tasksDaily lifePerformance dataProspective studyEssential partGameContinuous video/EEG monitoringVideo/EEG monitoringTraffic accidentsSimulatorNetworkTaskNormal daily lifeSeizure typesDrivingEEG monitoringSeizuresDriving impairmentPatientsImpair consciousnessSpecific typesAnatomical networksRealityBackground intracranial EEG spectral changes with anti-epileptic drug taper
Zaveri HP, Pincus SM, Goncharova II, Novotny EJ, Duckrow RB, Spencer DD, Blumenfeld H, Spencer SS. Background intracranial EEG spectral changes with anti-epileptic drug taper. Clinical Neurophysiology 2010, 121: 311-317. PMID: 20075002, DOI: 10.1016/j.clinph.2009.11.081.Peer-Reviewed Original Research
2009
A decrease in EEG energy accompanies anti-epileptic drug taper during intracranial monitoring
Zaveri HP, Pincus SM, Goncharova II, Novotny EJ, Duckrow RB, Spencer DD, Spencer SS. A decrease in EEG energy accompanies anti-epileptic drug taper during intracranial monitoring. Epilepsy Research 2009, 86: 153-162. PMID: 19632096, DOI: 10.1016/j.eplepsyres.2009.06.002.Peer-Reviewed Original ResearchLocalization-related epilepsy exhibits significant connectivity away from the seizure-onset area
Zaveri HP, Pincus SM, Goncharova II, Duckrow RB, Spencer DD, Spencer SS. Localization-related epilepsy exhibits significant connectivity away from the seizure-onset area. Neuroreport 2009, 20: 891-895. PMID: 19424095, DOI: 10.1097/wnr.0b013e32832c78e0.Peer-Reviewed Original ResearchConceptsSeizure onset areaLocalization-related epilepsyControl of seizuresDiscrete cortical areasStandard clinical proceduresBeta frequency bandsUnselected patientsComplete resectionEpilepsy surgeryCortical areasFunctional connectivitySeizuresClinical proceduresEpilepsyIntracranial electroencephalogramSignificant connectivityResectionPatientsSurgery
2008
Interictal spikes on intracranial recording: Behavior, physiology, and implications
Spencer SS, Goncharova II, Duckrow RB, Novotny EJ, Zaveri HP. Interictal spikes on intracranial recording: Behavior, physiology, and implications. Epilepsia 2008, 49: 1881-1892. PMID: 18479398, DOI: 10.1111/j.1528-1167.2008.01641.x.Peer-Reviewed Original ResearchConceptsInterictal spikesAED withdrawalSeizure onsetSpike rateMedial temporal lobe seizuresAntiepileptic drug changesRefractory epileptic patientsTemporal lobe seizuresOnset seizuresDrug changesEpileptic patientsNeocortical locationsClinical meaningMedial temporalSeizuresIntracranial electrodesDays of recordingAED mechanismsIntracranial recordingsSignificant increaseAEDsPrevious reportsOnsetSpecific effectsWithdrawalTemporal distributions of seizure occurrence from various epileptogenic regions
Durazzo TS, Spencer SS, Duckrow RB, Novotny EJ, Spencer DD, Zaveri HP. Temporal distributions of seizure occurrence from various epileptogenic regions. Neurology 2008, 70: 1265-1271. PMID: 18391158, DOI: 10.1212/01.wnl.0000308938.84918.3f.Peer-Reviewed Original ResearchConceptsMesial temporal lobeSeizure occurrencePartial epilepsyTemporal lobeBrain regionsParietal seizuresSeizure distributionNeocortical temporal lobeParietal lobe seizuresTemporal lobe seizuresFrontal lobe seizuresConsecutive adult subjectsCortical brain regionsCircadian rhythmNeocortical temporalSurgical resectionTemporal seizuresIntracranial EEG recordingsEpileptogenic regionSeizuresAdult subjectsEpilepsyEndogenous circadian rhythmLobeEEG recordings
2007
Daily Variation in an Intracranial EEG Feature in Humans Detected by a Responsive Neurostimulator System
Duckrow RB, Tcheng TK. Daily Variation in an Intracranial EEG Feature in Humans Detected by a Responsive Neurostimulator System. Epilepsia 2007, 48: 1614-1620. PMID: 17442001, DOI: 10.1111/j.1528-1167.2007.01091.x.Peer-Reviewed Original Research
2000
The effect of a scalp reference signal on coherence measurements of intracranial electroencephalograms
Zaveri H, Duckrow R, Spencer S. The effect of a scalp reference signal on coherence measurements of intracranial electroencephalograms. Clinical Neurophysiology 2000, 111: 1293-1299. PMID: 10880805, DOI: 10.1016/s1388-2457(00)00321-7.Peer-Reviewed Original Research
1997
Bicoherence of intracranial EEG in sleep, wakefulness and seizures
Bullock TH, Achimowicz JZ, Duckrow RB, Spencer SS, Iragui-Madoz VJ. Bicoherence of intracranial EEG in sleep, wakefulness and seizures. Clinical Neurophysiology 1997, 103: 661-678. PMID: 9546494, DOI: 10.1016/s0013-4694(97)00087-4.Peer-Reviewed Original Research