2021
Electroencephalographic Abnormalities are Common in COVID‐19 and are Associated with Outcomes
Lin L, Al‐Faraj A, Ayub N, Bravo P, Das S, Ferlini L, Karakis I, Lee JW, Mukerji SS, Newey CR, Pathmanathan J, Abdennadher M, Casassa C, Gaspard N, Goldenholz DM, Gilmore EJ, Jing J, Kim JA, Kimchi EY, Ladha HS, Tobochnik S, Zafar S, Hirsch LJ, Westover MB, Shafi MM. Electroencephalographic Abnormalities are Common in COVID‐19 and are Associated with Outcomes. Annals Of Neurology 2021, 89: 872-883. PMID: 33704826, PMCID: PMC8104061, DOI: 10.1002/ana.26060.Peer-Reviewed Original ResearchConceptsNonconvulsive status epilepticusElectrographic seizuresClinical outcomesEpileptiform abnormalitiesRisk factorsPresence of NCSEMultivariate Cox proportional hazards analysisMulticenter retrospective cohort studyCox proportional hazards analysisCOVID-19Retrospective cohort studyClinical risk factorsContinuous electroencephalogram monitoringAdverse clinical outcomesProportional hazards analysisCoronavirus disease 2019Ann NeurolHospital mortalityHospital lengthClinical seizuresCohort studyIndependent predictorsStatus epilepticusEEG findingsElectroencephalographic abnormalitiesElectroencephalography, Hospital Complications, and Longitudinal Outcomes After Subarachnoid Hemorrhage
Lissak IA, Locascio JJ, Zafar SF, Schleicher RL, Patel AB, Leslie-Mazwi T, Stapleton CJ, Koch MJ, Kim JA, Anderson K, Rosand J, Westover MB, Kimberly WT, Rosenthal ES. Electroencephalography, Hospital Complications, and Longitudinal Outcomes After Subarachnoid Hemorrhage. Neurocritical Care 2021, 35: 397-408. PMID: 33483913, PMCID: PMC7822587, DOI: 10.1007/s12028-020-01177-x.Peer-Reviewed Original ResearchConceptsHospital-acquired infectionsHospital complicationsEpileptiform abnormalitiesSubarachnoid hemorrhageCerebral ischemiaLongitudinal outcomesContinuous EEGNon-traumatic subarachnoid hemorrhageTime pointsNontraumatic subarachnoid hemorrhageEffects modelCumulative proportional odds modelRankin ScaleProspective studyFunctional outcomeResultsIn totalBaseline severityCEEG monitoringTherapeutic targetComplicationsSustained impairmentMRS assessmentSecondary analysisLongitudinal assessmentMixed effects models
2020
Detecting Seizures and Epileptiform Abnormalities in Acute Brain Injury
Singla S, Garcia GE, Rovenolt GE, Soto AL, Gilmore EJ, Hirsch LJ, Blumenfeld H, Sheth KN, Omay SB, Struck AF, Westover MB, Kim JA. Detecting Seizures and Epileptiform Abnormalities in Acute Brain Injury. Current Neurology And Neuroscience Reports 2020, 20: 42. PMID: 32715371, PMCID: PMC9353690, DOI: 10.1007/s11910-020-01060-4.Peer-Reviewed Original ResearchConceptsIctal-interictal continuumBrain injuryAcute brain injuryBetter clinical outcomesTraumatic brain injuryRecent FindingsCurrent literatureIncreased morbidityClinical outcomesEpileptiform abnormalitiesEEG findingsMortality riskEEG monitoringEpileptiform patternsPrognostic modelSeizuresClinical settingInjuryLogistical barriersElectroencephalogram studyUse of EEGABIPractical barriersEEG analysisEEGMorbiditySoluble ST2 Is Associated With New Epileptiform Abnormalities Following Nontraumatic Subarachnoid Hemorrhage
Lissak IA, Zafar SF, Westover MB, Schleicher RL, Kim JA, Leslie-Mazwi T, Stapleton CJ, Patel AB, Kimberly WT, Rosenthal ES. Soluble ST2 Is Associated With New Epileptiform Abnormalities Following Nontraumatic Subarachnoid Hemorrhage. Stroke 2020, 51: 1128-1134. PMID: 32156203, PMCID: PMC7123848, DOI: 10.1161/strokeaha.119.028515.Peer-Reviewed Original ResearchConceptsPlasma sST2 levelsSoluble ST2Epileptiform abnormalitiesNontraumatic subarachnoid hemorrhageSubarachnoid hemorrhageSST2 levelsNeurophysiologic changesCerebral ischemiaIL-6Continuous electroencephalographyMeasures mixed-effects modelsInnate immune response pathwaysAdmission risk factorsPlasma soluble ST2Secondary brain injurySubgroup of patientsSubarachnoid hemorrhage patientsSerial plasma samplesAssociation of biomarkersInnate immune responseWilcoxon rank sum testImmune response pathwaysMixed-effects modelingRank sum testInflammatory biomarkers
2018
Effect of epileptiform abnormality burden on neurologic outcome and antiepileptic drug management after subarachnoid hemorrhage
Zafar SF, Postma EN, Biswal S, Boyle EJ, Bechek S, O'Connor K, Shenoy A, Kim J, Shafi MS, Patel AB, Rosenthal ES, Westover MB. Effect of epileptiform abnormality burden on neurologic outcome and antiepileptic drug management after subarachnoid hemorrhage. Clinical Neurophysiology 2018, 129: 2219-2227. PMID: 30212805, PMCID: PMC6478499, DOI: 10.1016/j.clinph.2018.08.015.Peer-Reviewed Original ResearchConceptsAnti-epileptic drugsAneurysmal subarachnoid hemorrhageEpileptiform abnormalitiesWorse outcomesSubarachnoid hemorrhageHigh-grade aSAH patientsEvidence-based treatment protocolsGlasgow Outcome ScoreAntiepileptic drug managementStandard prophylaxisNeurologic outcomeProphylactic protocolASAH patientsOutcome scoresDrug managementHigh burdenRetrospective analysisTreatment protocolOutcome measuresPatientsDaily burdenRhythmic activityFirst dayOutcomesBurden
2017
Epileptiform abnormalities predict delayed cerebral ischemia in subarachnoid hemorrhage
Kim JA, Rosenthal ES, Biswal S, Zafar S, Shenoy AV, O'Connor KL, Bechek SC, Moura J, Shafi MM, Patel AB, Cash SS, Westover MB. Epileptiform abnormalities predict delayed cerebral ischemia in subarachnoid hemorrhage. Clinical Neurophysiology 2017, 128: 1091-1099. PMID: 28258936, PMCID: PMC5476529, DOI: 10.1016/j.clinph.2017.01.016.Peer-Reviewed Original ResearchConceptsCerebral ischemiaSubarachnoid hemorrhageRisk of DCISecondary cerebral injuryRhythmic delta activityAbnormal neural activityNew potential targetsCerebral injuryEarly patientsEpileptiform abnormalitiesMedical recordsEpileptiform dischargesRetrospective analysisHigh riskDCI developmentDelta activityPatientsNovel markerIschemiaSurvival analysis methodsCumulative probabilityPotential targetNeural activityNew markersDCI