2010
Intracortical EEG for the Detection of Vasospasm in Patients with Poor-Grade Subarachnoid Hemorrhage
Stuart RM, Waziri A, Weintraub D, Schmidt MJ, Fernandez L, Helbok R, Kurtz P, Lee K, Badjatia N, Emerson R, Mayer SA, Connolly ES, Hirsch LJ, Claassen J. Intracortical EEG for the Detection of Vasospasm in Patients with Poor-Grade Subarachnoid Hemorrhage. Neurocritical Care 2010, 13: 355-358. PMID: 20652443, DOI: 10.1007/s12028-010-9414-6.Peer-Reviewed Original ResearchConceptsPoor-grade SAH patientsAlpha/delta ratioDetection of vasospasmSAH patientsPoor-grade subarachnoid hemorrhageIntracortical electroencephalographyQuantitative EEG parametersQuantitative EEG analysisAngiographic confirmationAngiographic vasospasmSubarachnoid hemorrhageSustained decreaseVasospasmPatientsBaseline EEGPercent changeDepth electrodesQEEG recordingsLarger studySurface EEGDelta ratioIntracortical EEGEEG parametersAlarm criteriaBaseline
2005
Continuous EEG Monitoring in Patients With Subarachnoid Hemorrhage
Claassen J, Mayer SA, Hirsch LJ. Continuous EEG Monitoring in Patients With Subarachnoid Hemorrhage. Journal Of Clinical Neurophysiology 2005, 22: 92-98. PMID: 15805808, DOI: 10.1097/01.wnp.0000145006.02048.3a.Peer-Reviewed Original ResearchConceptsContinuous EEG monitoringSubarachnoid hemorrhageEEG monitoringPoor-grade subarachnoid hemorrhageAdditional diagnostic interventionsQuantitative EEG analysisCEEG findingsCerebral ischemiaNeurological examComatose patientsSAH patientsCEEG monitoringClinical correlatesDiagnostic interventionsClinical examPatientsEEG changesIschemiaSeizuresReversible stageVasospasmHemorrhageRiskLimited utilityEEG analysis