2024
Deviation From Personalized Blood Pressure Targets Correlates With Worse Outcome After Successful Recanalization
Zhang Z, Pu Y, Yu L, Bai H, Duan W, Liu X, Nie X, Wen Z, Zheng L, Hu X, Leng X, Pan Y, Petersen N, Liu L. Deviation From Personalized Blood Pressure Targets Correlates With Worse Outcome After Successful Recanalization. Journal Of The American Heart Association 2024, 13: e033633. PMID: 38533955, PMCID: PMC11179781, DOI: 10.1161/jaha.123.033633.Peer-Reviewed Original ResearchConceptsBlood pressure targetsBlood pressureAutoregulatory limitsWorse outcomesAssociated with symptomatic intracranial hemorrhageAssociated with unfavorable clinical outcomesPressure targetsAssociated with worse outcomesAssociated with poor outcomesSignificant infarction growthSymptomatic intracranial hemorrhageUnfavorable clinical outcomeLarge vessel occlusion strokeAcute ischemic strokeMean velocity indexIntracranial hemorrhageBP management strategiesNeurological deteriorationClinical outcomesInfarct growthPoor outcomeEndovascular thrombectomyOcclusion strokeRecanalizationIschemic strokeRadiomics-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 circulation
2023
Imaging biomarkers of cerebral edema automatically extracted from routine CT scans of large vessel occlusion strokes
Dhar R, Kumar A, Chen Y, Begunova Y, Olexa M, Prasad A, Carey G, Gonzalez I, Bhatia K, Hamed M, Heitsch L, Mainali S, Petersen N, Lee J. Imaging biomarkers of cerebral edema automatically extracted from routine CT scans of large vessel occlusion strokes. Journal Of Neuroimaging 2023, 33: 606-616. PMID: 37095592, PMCID: PMC10524672, DOI: 10.1111/jon.13109.Peer-Reviewed Original ResearchConceptsLarge vessel occlusion strokeMidline shiftCSF ratioMalignant edemaCerebral edemaOcclusion strokeCerebrospinal fluidAlberta Stroke Program Early CT ScoreCSF volumeTissue plasminogen activator treatmentHealth Stroke ScalePlasminogen activator treatmentRoutine CT scansNet water uptakeDecompressive surgeryInfarct volumeStroke ScaleOsmotic therapyBaseline CTCT scoreHemispheric volumeRoutine CTSerial CTContralateral regionsCT scan
2022
Temporal profiles of systolic blood pressure variability and neurologic outcomes after endovascular thrombectomy
Prasad A, Kobsa J, Kodali S, Bartolome D, Begunova L, Quispe-Orozco D, Farooqui M, Zevallos C, Ortega-Gutiérrez S, Anadani M, Almallouhi E, Spiotta A, Giles J, Keyrouz S, Kim J, Maier I, Liman J, Psychogios M, Riou-Comte N, Richard S, Gory B, Wolfe S, Brown P, Fargen K, Mistry E, Fakhri H, Mistry A, Wong K, Nascimento F, Kan P, de Havenon A, Sheth K, Petersen N. Temporal profiles of systolic blood pressure variability and neurologic outcomes after endovascular thrombectomy. European Stroke Journal 2022, 7: 365-375. PMID: 36478756, PMCID: PMC9720854, DOI: 10.1177/23969873221106907.Peer-Reviewed Original ResearchBlood pressure variabilitySystolic blood pressure variabilityHigh systolic blood pressure variabilityEndovascular thrombectomyFunctional outcomePressure variabilityHigh blood pressure variabilityLower blood pressure variabilityAcute ischemic stroke patientsLarge vessel occlusion strokePoor discharge outcomeIschemic stroke patientsWorse functional outcomePoor functional outcomeBlood pressure dataHigh trajectory groupGroup-based trajectory modelingHemorrhagic transformationNeurologic outcomeDischarge outcomesSBP trajectoriesStroke patientsOcclusion strokePoor outcomeRelevant confounders
2021
Prehospital Blood Pressure Reductions Are Associated with Neurologic Worsening in Patients With Large-vessel Occlusion Stroke (2844)
Kobsa J, Prasad A, Soto A, Kodali S, Nguyen C, Peshwe K, Orozco D, Farooqui M, Zevallos C, Sansing L, Schindler J, Matouk C, Sheth K, Ortega-Gutierrez S, Petersen N. Prehospital Blood Pressure Reductions Are Associated with Neurologic Worsening in Patients With Large-vessel Occlusion Stroke (2844). Neurology 2021, 96 DOI: 10.1212/wnl.96.15_supplement.2844.Peer-Reviewed Original Research
2019
Decreases in Blood Pressure During Thrombectomy Are Associated With Larger Infarct Volumes and Worse Functional Outcome
Petersen NH, Ortega-Gutierrez S, Wang A, Lopez GV, Strander S, Kodali S, Silverman A, Zheng-Lin B, Dandapat S, Sansing LH, Schindler JL, Falcone GJ, Gilmore EJ, Amin H, Cord B, Hebert RM, Matouk C, Sheth KN. Decreases in Blood Pressure During Thrombectomy Are Associated With Larger Infarct Volumes and Worse Functional Outcome. Stroke 2019, 50: 1797-1804. PMID: 31159701, PMCID: PMC6787912, DOI: 10.1161/strokeaha.118.024286.Peer-Reviewed Original ResearchConceptsFinal infarct volumeWorse functional outcomeInfarct volumeEndovascular thrombectomyFunctional outcomeOcclusion strokeCerebral infarction 2b/3 reperfusionPressure reductionLarge vessel intracranial occlusionsGreater infarct growthBlood pressure reductionComprehensive stroke centerPercent of patientsBlood pressure managementLarger infarct volumesModified Rankin ScaleRankin Scale scoreMultivariable logistic regressionRelative hypotensionSustained hypotensionInfarct progressionNinety patientsInfarct growthIschemic penumbraIschemic stroke