2025
Different Responses to Blood Pressure Reduction in Lobar and Deep Intracerebral Hemorrhage
Clocchiatti-Tuozzo S, Rivier C, Qureshi A, Renedo D, Huo S, Matouk C, Petersen N, de Havenon A, Sheth K, Rabinstein A, Falcone G, Hawkes M. Different Responses to Blood Pressure Reduction in Lobar and Deep Intracerebral Hemorrhage. Neurocritical Care 2025, 1-9. PMID: 40293696, DOI: 10.1007/s12028-025-02269-2.Peer-Reviewed Original ResearchRenal adverse eventsDeep intracerebral hemorrhageIntensive BP reductionRisk of renal adverse eventsRisk of HEHematoma expansionBP reductionATACH-2Intracerebral hemorrhageLobar intracerebral hemorrhageFunctional outcomesAntihypertensive Treatment of Acute Cerebral Hemorrhage IIAcute spontaneous intracerebral hemorrhageAcute intracerebral hemorrhageSpontaneous intracerebral hemorrhageAssociated with reduced riskUnfavorable functional outcomeBlood pressure reductionRandomized clinical trialsMultivariate logistic regression resultsPost hoc analysisAntihypertensive treatmentAdverse eventsClinical trialsIncreased riskPolygenic Resistance to Vascular Risk Factor Control in Stroke Survivors (S30.006)
Huo S, Rivier C, Clocchiatti-Tuozzo S, Renedo D, Torres-Lopez V, Sunmonu N, Petersen N, De Havenon A, Sheth K, Falcone G. Polygenic Resistance to Vascular Risk Factor Control in Stroke Survivors (S30.006). Neurology 2025, 104 DOI: 10.1212/wnl.0000000000208802.Peer-Reviewed Original ResearchAnalyzing Nimodipine-Associated Hemodynamic and Electrophysiologic Changes and Functional Outcomes in Aneurysmal Subarachnoid Hemorrhage (P5-13.018)
Jayasundara S, Choi R, Rapuano A, Chen Y, Top I, Olexa M, Maarek R, Yan J, Estrella D, Magid-Bernstein J, Amllay A, O’Keefe L, Hebert R, Bahrassa F, Sheth K, Beekman R, Gilmore E, Matouk C, Kim J, Petersen N. Analyzing Nimodipine-Associated Hemodynamic and Electrophysiologic Changes and Functional Outcomes in Aneurysmal Subarachnoid Hemorrhage (P5-13.018). Neurology 2025, 104 DOI: 10.1212/wnl.0000000000211312.Peer-Reviewed Original ResearchAssessing the Effects of Cerebral Autoregulation and Neurophysiologic Parameters on Outcomes in aSAH (P2-13.016)
Estrella D, Jayasundara S, Maarek R, Choi R, Chen Y, Top I, Olexa M, Amllay A, Rapuano A, Magid-Bernstein J, Hebert R, Matouk C, Sheth K, Bahrassa F, Beekman R, O’Keefe L, Gilmore E, Petersen N, Kim J. Assessing the Effects of Cerebral Autoregulation and Neurophysiologic Parameters on Outcomes in aSAH (P2-13.016). Neurology 2025, 104 DOI: 10.1212/wnl.0000000000211339.Peer-Reviewed Original Research
2024
Automated detection of early signs of irreversible ischemic change on CTA source images in patients with large vessel occlusion
Mak A, Matouk C, Avery E, Behland J, Haider S, Frey D, Madai V, Vajkoczy P, Griessenauer C, Zand R, Hendrix P, Abedi V, Sanelli P, Falcone G, Petersen N, Sansing L, Sheth K, Payabvash S, Malhotra A. Automated detection of early signs of irreversible ischemic change on CTA source images in patients with large vessel occlusion. PLOS ONE 2024, 19: e0304962. PMID: 38870240, PMCID: PMC11175522, DOI: 10.1371/journal.pone.0304962.Peer-Reviewed Original ResearchConceptsDiffusion-weighted imagingLarge vessel occlusionIrreversible ischemic changesPoor functional outcomeFunctional outcomesIschemic changesInfarct volumeAlberta Stroke Program Early CT ScorePredicting poor functional outcomeVessel occlusionFollow-up diffusion-weighted imagingAnterior circulation LVO strokeCTA source imagesReceiver operating characteristic curveExpert human readersPredicting final infarctionASPECTS regionsAdmission CTANon-inferior performanceBaseline CTACT scoreFinal infarctEndovascular therapyHU attenuationValidation cohortUse of a dedicated open transcarotid access system for neurovascular disease
Sujijantarat N, Renedo D, Antonios J, Koo A, Amllay A, Nowicki K, Cord B, Hebert R, de Havenon A, Sheth K, Petersen N, Matouk C. Use of a dedicated open transcarotid access system for neurovascular disease. Journal Of NeuroInterventional Surgery 2024, 17: jnis-2024-021599. PMID: 38719442, DOI: 10.1136/jnis-2024-021599.Peer-Reviewed Original ResearchExtracranial carotid stenosisTranscarotid artery revascularizationNeurovascular diseasesCarotid stenosisDatabase of consecutive patientsNeurovascular pathologyTreatment of neurovascular diseasesAccess-related complicationsTreatment of neurovascular pathologiesOff-label useCarotid flow reversalConsecutive patientsRetrospective reviewIntracranial atherosclerotic diseasePeriprocedural complicationsEndovascular treatmentArtery revascularizationProcedural characteristicsArterial sheathCarotid diseaseAcademic centersIntracranial aneurysmsPatientsTranscarotid approachTransradial approachImpact of sleep quality and physical activity on blood pressure variability
de Havenon A, Falcone G, Rivier C, Littig L, Petersen N, de Villele P, Prabhakaran S, Kimberly W, Mistry E, Sheth K. Impact of sleep quality and physical activity on blood pressure variability. PLOS ONE 2024, 19: e0301631. PMID: 38625967, PMCID: PMC11020843, DOI: 10.1371/journal.pone.0301631.Peer-Reviewed Original ResearchConceptsSleep qualityPhysical activityOdds ratioCohort of community-dwelling adultsCommunity-dwelling adultsExcess relative riskBlood pressure variabilityExamined sleep qualityPoor sleep qualitySystolic blood pressure standard deviationSleep interruptionBody mass indexPhysical inactivityPrimary study outcomeStep countsImpact of sleep qualityLowest tertileRelative riskHigh blood pressure variabilityHome measurement devicesActivity levelsExposure statusPoor sleepMass indexStudy outcomesQuantitative Assessment of Reperfusion Impact on Cerebral Edema and Functional Outcomes in Large-vessel Occlusion Stroke Patients (S23.003)
Olexa M, Begunova Y, Dhar R, Matouk C, Sheth K, Gutierrez S, De Havenon A, Petersen N. Quantitative Assessment of Reperfusion Impact on Cerebral Edema and Functional Outcomes in Large-vessel Occlusion Stroke Patients (S23.003). Neurology 2024, 102 DOI: 10.1212/wnl.0000000000205719.Peer-Reviewed Original ResearchExploring the Relationship Between Cerebrospinal Fluid Interleukin-6 and Cerebral Autoregulation After Subarachnoid Hemorrhage (S23.004)
Olexa M, Begunova Y, Gilmore E, Kim J, Herman A, Beekman R, Magid-Bernstein J, Matouk C, Sheth K, Miller E, Gutierrez S, De Havenon A, Sansing L, Petersen N. Exploring the Relationship Between Cerebrospinal Fluid Interleukin-6 and Cerebral Autoregulation After Subarachnoid Hemorrhage (S23.004). Neurology 2024, 102 DOI: 10.1212/wnl.0000000000205692.Peer-Reviewed Original ResearchDifferent Response to Blood Pressure Reduction in Lobar and Deep Intracerebral Hemorrhage (P10-2.004)
Hawkes M, Clocchiatti-Tuozzo S, Rivier C, Qureshi A, Matouk C, Petersen N, De Havenon A, Sheth K, Falcone G. Different Response to Blood Pressure Reduction in Lobar and Deep Intracerebral Hemorrhage (P10-2.004). Neurology 2024, 102 DOI: 10.1212/wnl.0000000000206366.Peer-Reviewed Original ResearchAssessing Effects of Intrathecal Nicardipine on Cerebral Autoregulation and Cortical Activity in Aneurysmal Subarachnoid Hemorrhage (P10-5.019)
Jayasundara S, Kim J, Choi R, Rapuano A, Barnes E, Parasram M, Moura M, Uppal P, Chen Y, Top I, Olexa M, Maarek R, Yan J, Beekman R, Magid-Bernstein J, Hebert R, Bahrassa F, Matouk C, Sheth K, Gilmore E, Petersen N. Assessing Effects of Intrathecal Nicardipine on Cerebral Autoregulation and Cortical Activity in Aneurysmal Subarachnoid Hemorrhage (P10-5.019). Neurology 2024, 102 DOI: 10.1212/wnl.0000000000206285.Peer-Reviewed Original ResearchRadiomics-Based Prediction of Collateral Status from CT Angiography of Patients Following a Large Vessel Occlusion Stroke
Avery E, Abou-Karam A, Abi-Fadel S, Behland J, Mak A, Haider S, Zeevi T, Sanelli P, Filippi C, Malhotra A, Matouk C, Falcone G, Petersen N, Sansing L, Sheth K, Payabvash S. Radiomics-Based Prediction of Collateral Status from CT Angiography of Patients Following a Large Vessel Occlusion Stroke. Diagnostics 2024, 14: 485. PMID: 38472957, PMCID: PMC10930945, DOI: 10.3390/diagnostics14050485.Peer-Reviewed Original ResearchCollateral statusCollateral scoreLarge vessel occlusionAcute LVO strokeRadiomics modelTest cohortCT angiography of patientsAdmission computed tomography angiographyAnterior circulation territoryAngiography of patientsLong-term outcomesReceiver operating characteristic areaRadiomics-based predictionCollateral arterial circulationOperating characteristics areaAdmission CTACirculation territoryCT angiographyClinical outcomesRadiomic featuresTreatment triageOcclusion strokeVessel occlusionPatientsArterial circulationUncertainty-aware deep-learning model for prediction of supratentorial hematoma expansion from admission non-contrast head computed tomography scan
Tran A, Zeevi T, Haider S, Abou Karam G, Berson E, Tharmaseelan H, Qureshi A, Sanelli P, Werring D, Malhotra A, Petersen N, de Havenon A, Falcone G, Sheth K, Payabvash S. Uncertainty-aware deep-learning model for prediction of supratentorial hematoma expansion from admission non-contrast head computed tomography scan. Npj Digital Medicine 2024, 7: 26. PMID: 38321131, PMCID: PMC10847454, DOI: 10.1038/s41746-024-01007-w.Peer-Reviewed Original ResearchDeep learning modelsHematoma expansionIntracerebral hemorrhageICH expansionComputed tomographyNon-contrast head CTNon-contrast head computed tomographyHigh risk of HEHead computed tomographyHigh-confidence predictionsRisk of HENon-contrast headReceiver operating characteristic areaModifiable risk factorsMonte Carlo dropoutOperating characteristics areaPotential treatment targetHead CTVisual markersIdentified patientsAutomated deep learning modelDataset of patientsRisk factorsHigh riskPatients
2023
Detection of Intracerebral Hemorrhage Using Low-Field, Portable Magnetic Resonance Imaging in Patients With Stroke
Mazurek M, Parasuram N, Peng T, Beekman R, Yadlapalli V, Sorby-Adams A, Lalwani D, Zabinska J, Gilmore E, Petersen N, Falcone G, Sujijantarat N, Matouk C, Payabvash S, Sze G, Schiff S, Iglesias J, Rosen M, de Havenon A, Kimberly W, Sheth K. Detection of Intracerebral Hemorrhage Using Low-Field, Portable Magnetic Resonance Imaging in Patients With Stroke. Stroke 2023, 54: 2832-2841. PMID: 37795593, PMCID: PMC11103256, DOI: 10.1161/strokeaha.123.043146.Peer-Reviewed Original ResearchLow‐Field Portable Magnetic Resonance Imaging for Post‐Thrombectomy Assessment of Ongoing Brain Injury
Sujijantarat N, Koo A, Jambor I, Malhotra A, Mazurek M, Parasuram N, Yadlapalli V, Chavva I, Lalwani D, Zabinska J, Roy J, Antonios J, Elsamadicy A, Renedo D, Hebert R, Schindler J, Gilmore E, Sansing L, de Havenon A, Olexa M, Schiff S, Iglesias J, Rosen M, Kimberly W, Petersen N, Sheth K, Matouk C. Low‐Field Portable Magnetic Resonance Imaging for Post‐Thrombectomy Assessment of Ongoing Brain Injury. Stroke Vascular And Interventional Neurology 2023, 3 DOI: 10.1161/svin.123.000921.Peer-Reviewed Original ResearchMechanical thrombectomyInterventional radiology suiteMagnetic resonance imagingRadiology suiteConventional MRIResonance imagingCerebral Infarction scoreOngoing brain injuryLarge vessel occlusionInfarct burdenRevascularization timeInfarct volumeClinical characteristicsInfarct progressionAdverse eventsIschemic changesMethods PatientsMedian timeBedside evaluationBrain injuryTimely imagingResults TwentyPatientsSubsequent imagingProcedural detailsAssociation Between Hemodynamics After Endovascular Thrombectomy and Cerebral Edema Development (S4.008)
Begunova Y, Bartolome D, Olexa M, Kumar A, Chen Y, Peng T, Gutierrez S, Sheth K, Dhar R, Petersen N. Association Between Hemodynamics After Endovascular Thrombectomy and Cerebral Edema Development (S4.008). Neurology 2023, 100 DOI: 10.1212/wnl.0000000000202983.Peer-Reviewed Original ResearchInvestigating the Relationship Between Oximetry Trends During Endovascular Therapy and Neurological Worsening for Patients with Acute Ischemic Stroke (S24.006)
Olexa M, Begunova Y, Bartolome D, Peng T, Matouk C, Sheth K, Petersen N. Investigating the Relationship Between Oximetry Trends During Endovascular Therapy and Neurological Worsening for Patients with Acute Ischemic Stroke (S24.006). Neurology 2023, 100 DOI: 10.1212/wnl.0000000000202997.Peer-Reviewed Original ResearchPrecision Medicine in Neurocritical Care for Cerebrovascular Disease Cases
Petersen N, Sheth K, Jha R. Precision Medicine in Neurocritical Care for Cerebrovascular Disease Cases. Stroke 2023, 54: 1392-1402. PMID: 36789774, PMCID: PMC10348371, DOI: 10.1161/strokeaha.122.036402.Peer-Reviewed Original ResearchConceptsStroke careCerebrovascular diseaseTreatment targetsPrecision medicineCerebrovascular disease casesAcute stroke careCritical care managementClinical decision-making processNeurocritical careClinical examinationPractice guidelinesClinical phenotypingIndividual patientsCare managementClinical practiceTreatment planDisease casesPhysiologic monitoringBiomarker developmentCarePatientsDiseaseIndividual casesMedicineICUEmergent external ventricular drain placement in patients with factor Xa inhibitor-associated intracerebral hemorrhage after reversal with andexanet alfa
Ammar A, Elsamadicy A, Ammar M, Reeves B, Koo A, Falcone G, Hwang D, Petersen N, Kim J, Beekman R, Prust M, Magid-Bernstein J, Acosta J, Herbert R, Sheth K, Matouk C, Gilmore E. Emergent external ventricular drain placement in patients with factor Xa inhibitor-associated intracerebral hemorrhage after reversal with andexanet alfa. Clinical Neurology And Neurosurgery 2023, 226: 107621. PMID: 36791588, DOI: 10.1016/j.clineuro.2023.107621.Peer-Reviewed Original ResearchConceptsAndexanet alfaExtra-axial hemorrhageEVD placementThrombotic eventsNew hemorrhagePrimary safety outcomeExternal ventricular drain placementLarge prospective studiesIntensive care unitIntracerebral hemorrhage patientsVentricular drain placementBolus patientsHospital lengthHospital LOSICU LOSTract hemorrhageRankin scoreSecondary outcomesAdult patientsBolus groupPrimary outcomeCare unitIntracerebral hemorrhageLong administration timeHemorrhage patientsFuture of Neurology & Technology: Neuroimaging Made Accessible Using Low-Field, Portable MRI
Parasuram N, Crawford A, Mazurek M, Chavva I, Beekman R, Gilmore E, Petersen N, Payabvash S, Sze G, Eugenio Iglesias J, Omay S, Matouk C, Longbrake E, de Havenon A, Schiff S, Rosen M, Kimberly W, Sheth K. Future of Neurology & Technology: Neuroimaging Made Accessible Using Low-Field, Portable MRI. Neurology 2023, 100: 1067-1071. PMID: 36720639, PMCID: PMC10259275, DOI: 10.1212/wnl.0000000000207074.Peer-Reviewed Original Research
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