2022
Proteomic differences in hippocampus and cortex of sudden unexplained death in childhood
Leitner DF, William C, Faustin A, Askenazi M, Kanshin E, Snuderl M, McGuone D, Wisniewski T, Ueberheide B, Gould L, Devinsky O. Proteomic differences in hippocampus and cortex of sudden unexplained death in childhood. Acta Neuropathologica 2022, 143: 585-599. PMID: 35333953, PMCID: PMC8953962, DOI: 10.1007/s00401-022-02414-7.Peer-Reviewed Original ResearchConceptsSudden unexplained deathDentate gyrusFrontal cortexClinical historyCA1-3Unexplained deathBrain regionsSudden unexpected deathHippocampal dentate gyrusFebrile seizure historyAcute phase responseCause of deathYears of ageMechanism of deathCircumstances of deathSUDC casesMolecular signaling pathwaysClinical featuresSeizure historyPathological featuresMultiple etiologiesCornu ammonisUnexpected deathPreventive strategiesAncillary testing
2021
Blinded review of hippocampal neuropathology in sudden unexplained death in childhood reveals inconsistent observations and similarities to explained paediatric deaths
Leitner DF, McGuone D, William C, Faustin A, Askenazi M, Snuderl M, Guzzetta M, Jarrell HS, Maloney K, Reichard R, Smith C, Weedn V, Wisniewski T, Gould L, Devinsky O. Blinded review of hippocampal neuropathology in sudden unexplained death in childhood reveals inconsistent observations and similarities to explained paediatric deaths. Neuropathology And Applied Neurobiology 2021, 48: e12746. PMID: 34164845, PMCID: PMC8777468, DOI: 10.1111/nan.12746.Peer-Reviewed Original ResearchConceptsCause of deathSudden unexplained deathHippocampal findingsUnexplained deathBlinded reviewersFebrile seizure historyGranule cell lossForensic pathologistsBoard-certified forensic pathologistsHippocampal histologyHippocampal maldevelopmentFebrile seizuresHippocampal neuropathologyHippocampal sectionsPyramidal neuronsSeizure historyPediatric deathsChildhood casesSudden deathImmunohistological markersBlinded reviewNormal rangeCell lossLarger studySUDC
2020
Sudden Unexplained Death in Childhood: A Neuropathology Review
McGuone D, Crandall LG, Devinsky O. Sudden Unexplained Death in Childhood: A Neuropathology Review. Frontiers In Neurology 2020, 11: 582051. PMID: 33178125, PMCID: PMC7596260, DOI: 10.3389/fneur.2020.582051.Peer-Reviewed Original ResearchSudden unexpected infant deathSudden unexplained deathMedical historyUnexplained deathLife-threatening hypoxiaMedullary serotonergic neuronsMild pathologic changesThorough case investigationUnexplained child deathsFocal cortical dysplasiaUnexpected infant deathFebrile seizure historyAge 12 monthsCause of mortalityChild's medical historyCircumstances of deathSUDC casesSUID deathsSerotonergic nucleiCardiorespiratory controlCortical dysplasiaHippocampal abnormalitiesSeizure historySerotonergic neuronsReflex responses
2008
Decreased hippocampal volume on MRI is associated with increased extracellular glutamate in epilepsy patients
Cavus I, Pan JW, Hetherington HP, Abi‐Saab W, Zaveri HP, Vives KP, Krystal JH, Spencer SS, Spencer DD. Decreased hippocampal volume on MRI is associated with increased extracellular glutamate in epilepsy patients. Epilepsia 2008, 49: 1358-1366. PMID: 18410365, DOI: 10.1111/j.1528-1167.2008.01603.x.Peer-Reviewed Original ResearchConceptsTemporal lobe epilepsyHippocampal volumeClinical factorsHippocampal atrophyEpileptogenic hippocampusGABA levelsNeurochemical levelsElevated extracellular glutamate levelsContralateral hippocampal volumeIntracranial EEG evaluationMedication-resistant epilepsyRefractory TLE patientsHigh seizure frequencyRelevant clinical factorsSmaller hippocampal volumesExtracellular glutamate levelsFebrile seizure historyTreatment of epilepsySeizure frequencyLobe epilepsySeizure historyTLE patientsAtrophic hippocampusGlutamate levelsExtracellular glutamate
2005
Normal magnetic resonance imaging and medial temporal lobe epilepsy: the clinical syndrome of paradoxical temporal lobe epilepsy.
Cohen-Gadol AA, Bradley CC, Williamson A, Kim JH, Westerveld M, Duckrow RB, Spencer DD. Normal magnetic resonance imaging and medial temporal lobe epilepsy: the clinical syndrome of paradoxical temporal lobe epilepsy. Journal Of Neurosurgery 2005, 102: 902-9. PMID: 15926717, DOI: 10.3171/jns.2005.102.5.0902.Peer-Reviewed Original ResearchConceptsMedial temporal lobe epilepsyMedial temporal sclerosisTemporal lobe epilepsyAnteromedial temporal resectionPTLE groupDentate granule cellsLobe epilepsyMTS groupTemporal resectionClinical featuresNeuron lossSeizure historyHippocampal slicesGranule cellsNormal magnetic resonance imagingBlinded visual inspectionPyramidal cell lossDistinct clinical featuresHippocampal cell densityT2 signal changeSignificant neuron lossHippocampal volumetric measurementsMagnetic resonance imagingVolumetric measurementsSharp electrode recordings
1997
Qualitative MR imaging of refractory temporal lobe epilepsy requiring surgery: correlation with pathology and seizure outcome after surgery.
Bronen RA, Fulbright RK, King D, Kim JH, Spencer SS, Spencer DD, Lange RC. Qualitative MR imaging of refractory temporal lobe epilepsy requiring surgery: correlation with pathology and seizure outcome after surgery. American Journal Of Roentgenology 1997, 169: 875-82. PMID: 9275915, DOI: 10.2214/ajr.169.3.9275915.Peer-Reviewed Original ResearchConceptsFebrile seizure historyTemporal lobe epilepsyRefractory temporal lobe epilepsyHippocampal sclerosisSeizure historySeizure outcomeLobe epilepsyHistologic findingsNonspecific gliosisHippocampal atrophyIntractable temporal lobe epilepsyMild hippocampal atrophySimilar clinical conditionsMR imaging diagnosisPositive predictive valueMR imagesSignal intensity changesSegmental findingsNormal findingsClinical parametersNeuronal densityRetrospective studyClinical conditionsSclerosisSurgery
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