2022
CT angiographic radiomics signature for risk stratification in anterior large vessel occlusion stroke
Avery EW, Behland J, Mak A, Haider SP, Zeevi T, Sanelli PC, Filippi CG, Malhotra A, Matouk CC, Griessenauer CJ, Zand R, Hendrix P, Abedi V, Falcone GJ, Petersen N, Sansing LH, Sheth KN, Payabvash S. CT angiographic radiomics signature for risk stratification in anterior large vessel occlusion stroke. NeuroImage Clinical 2022, 34: 103034. PMID: 35550243, PMCID: PMC9108990, DOI: 10.1016/j.nicl.2022.103034.Peer-Reviewed Original ResearchConceptsLarge vessel occlusion strokeIndependent cohortPrognostication toolsMechanical thrombectomyRisk stratificationOcclusion strokeExternal cohortAnterior circulation large vessel occlusion strokeOutcome predictionAcute stroke triageAnterior circulation territoryRadiomic featuresTime of admissionGeisinger Medical CenterLVO stroke patientsReliable clinical informationSignificant differencesAdmission CTAStroke patientsPrognostic informationFavorable outcomeStroke triageTreatment decisionsMedical CenterRadiomics signatureBedside detection of intracranial midline shift using portable magnetic resonance imaging
Sheth KN, Yuen MM, Mazurek MH, Cahn BA, Prabhat AM, Salehi S, Shah JT, By S, Welch EB, Sofka M, Sacolick LI, Kim JA, Payabvash S, Falcone GJ, Gilmore EJ, Hwang DY, Matouk C, Gordon-Kundu B, RN AW, Petersen N, Schindler J, Gobeske KT, Sansing LH, Sze G, Rosen MS, Kimberly WT, Kundu P. Bedside detection of intracranial midline shift using portable magnetic resonance imaging. Scientific Reports 2022, 12: 67. PMID: 34996970, PMCID: PMC8742125, DOI: 10.1038/s41598-021-03892-7.Peer-Reviewed Original ResearchConceptsMidline shiftNeuroscience intensive care unitCare measurementYale-New Haven HospitalValuable bedside toolIntensive care unitPoor clinical outcomeBrain-injured patientsMass effectNew Haven HospitalMagnetic resonance imagingClinical outcomesIll patientsCare unitStroke patientsFunctional outcomeBedside toolObservational studyBedside detectionImaging examsPatientsResonance imagingPortable MRIImaging suiteSignificant concordance
2021
Exogenous inter-α inhibitor proteins prevent cell death and improve ischemic stroke outcomes in mice
McCullough LD, Roy-O’Reilly M, Lai YJ, Patrizz A, Xu Y, Lee J, Holmes A, Kraushaar DC, Chauhan A, Sansing LH, Stonestreet BS, Zhu L, Kofler J, Lim YP, Venna VR. Exogenous inter-α inhibitor proteins prevent cell death and improve ischemic stroke outcomes in mice. Journal Of Clinical Investigation 2021, 131: e144898. PMID: 34580244, PMCID: PMC8409590, DOI: 10.1172/jci144898.Peer-Reviewed Original ResearchConceptsInter-α inhibitor proteinsIschemic strokeStroke outcomeStroke modelComplement activationBeneficial effectsMultiple stroke modelsNeutralization of histonesPost-stroke administrationIschemic stroke outcomeExperimental ischemic strokeIschemic stroke patientsExperimental stroke modelsModel of sepsisPotential therapeutic candidateExcess complement activationIaIp levelsStroke onsetStroke patientsProinflammatory cytokinesAged miceExtracellular histonesClinical relevanceTherapeutic candidateTherapeutic efficacy
2020
Direct carotid puncture for mechanical thrombectomy in acute ischemic stroke patients with prohibitive vascular access.
Cord BJ, Kodali S, Strander S, Silverman A, Wang A, Chouairi F, Koo AB, Nguyen CK, Peshwe K, Kimmel A, Porto CM, Hebert RM, Falcone GJ, Sheth KN, Sansing LH, Schindler JL, Matouk CC, Petersen NH. Direct carotid puncture for mechanical thrombectomy in acute ischemic stroke patients with prohibitive vascular access. Journal Of Neurosurgery 2020, 135: 53-63. PMID: 32796146, PMCID: PMC9491727, DOI: 10.3171/2020.5.jns192737.Peer-Reviewed Original ResearchDirect carotid punctureSmaller infarct volumesMechanical thrombectomyVascular accessFunctional outcomeAIS-LVONIHSS scoreDCP groupInfarct volumeTransfemoral accessNeck hematomaStroke patientsCarotid punctureABMT groupAnterior circulation acute ischemic strokeCommon carotid artery dissectionAcute ischemic stroke patientsDirect carotid accessEmergency mechanical thrombectomyAcute ischemic strokeAdmission NIHSS scoreCarotid artery dissectionIschemic stroke patientsGood functional outcomeLarge vessel occlusionDeployment of Portable, Bedside, Low-field Magnetic Resonance Imaging for Evaluation of Stroke Patients (272)
Cahn B, Shah J, Dyvorne H, O’Halloran R, Poole M, Yuen M, Mazurek M, Ward A, Payabvash S, Beekman R, Brown S, Falcone G, Gobeske K, Petersen N, Jasne A, Sharma R, Schindler J, Sansing L, Gilmore E, Wira C, Matouk C, Sze G, Rosen M, Kimberly W, Sheth K. Deployment of Portable, Bedside, Low-field Magnetic Resonance Imaging for Evaluation of Stroke Patients (272). Neurology 2020, 94 DOI: 10.1212/wnl.94.15_supplement.272.Peer-Reviewed Original ResearchRisk of Worse Outcome in Stroke Patients with High Blood Pressure Variability After Endovascular Thrombectomy May Be Amplified by Impaired Cerebral Autoregulation (4457)
Nguyen C, Silverman A, Wang A, Kodali S, Strander S, Kimmel A, Peshwe K, de Havenon A, Gilmore E, Sansing L, Schindler J, Matouk C, Sheth K, Petersen N. Risk of Worse Outcome in Stroke Patients with High Blood Pressure Variability After Endovascular Thrombectomy May Be Amplified by Impaired Cerebral Autoregulation (4457). Neurology 2020, 94 DOI: 10.1212/wnl.94.15_supplement.4457.Peer-Reviewed Original ResearchFixed Compared With Autoregulation-Oriented Blood Pressure Thresholds After Mechanical Thrombectomy for Ischemic Stroke
Petersen NH, Silverman A, Strander SM, Kodali S, Wang A, Sansing LH, Schindler JL, Falcone GJ, Gilmore EJ, Jasne AS, Cord B, Hebert RM, Johnson M, Matouk CC, Sheth KN. Fixed Compared With Autoregulation-Oriented Blood Pressure Thresholds After Mechanical Thrombectomy for Ischemic Stroke. Stroke 2020, 51: 914-921. PMID: 32078493, PMCID: PMC7050651, DOI: 10.1161/strokeaha.119.026596.Peer-Reviewed Original ResearchConceptsSystolic BP thresholdMean arterial pressureArterial pressureEndovascular thrombectomyIschemic strokeSystolic BPFunctional outcomePercent timeFurther brain injuryModified Rankin ScaleBlood pressure changesPoor functional outcomeBP thresholdAutoregulatory indexHemorrhagic transformationMechanical thrombectomyRankin ScaleBlood pressureBP targetsHemodynamic managementAcute phaseBP managementStroke patientsCerebral autoregulationWorse outcomesDepletion of CD4 T cells provides therapeutic benefits in aged mice after ischemic stroke
Harris NM, Roy-O'Reilly M, Ritzel RM, Holmes A, Sansing LH, O'Keefe LM, McCullough LD, Chauhan A. Depletion of CD4 T cells provides therapeutic benefits in aged mice after ischemic stroke. Experimental Neurology 2020, 326: 113202. PMID: 31954116, PMCID: PMC7059209, DOI: 10.1016/j.expneurol.2020.113202.Peer-Reviewed Original ResearchConceptsIP-10 levelsMiddle cerebral artery occlusionCD4 T cellsT cellsIschemic strokeStroke patientsIsotype controlBrain-infiltrating T cellsCD4 T-cell depletionCerebral artery occlusionT-cell depletionAged mouse modelAged male micePro-inflammatory factorsT cell dysfunctionPro-inflammatory cytokinesAnti-CD4 antibodiesAged stroke patientsIgG isotype controlCD4 treatmentDepletion antibodyArtery occlusionExperimental strokeStroke onsetSham surgeryAging exacerbates neutrophil pathogenicity in ischemic stroke
Roy-O'Reilly MA, Ahnstedt H, Spychala MS, Munshi Y, Aronowski J, Sansing LH, McCullough LD. Aging exacerbates neutrophil pathogenicity in ischemic stroke. Aging 2020, 12: 436-461. PMID: 31927534, PMCID: PMC6977697, DOI: 10.18632/aging.102632.Peer-Reviewed Original ResearchConceptsIschemic stroke patientsIschemic strokeNeutrophil-activating cytokineStroke patientsNeutrophil functionNeutrophil reactive oxygen speciesPoor post-stroke outcomesDepletion of neutrophilsPro-inflammatory functionsStrong risk factorExperimental mouse modelPost-stroke outcomesHigher stroke mortalityStroke outcomePoor outcomeFunctional outcomeStroke mortalityLong-term benefitsRisk factorsSpecific monoclonal antibodiesNeutrophil trafficTissue injuryYoung miceAged subjectsMouse model
2019
Transforming growth factor-β promotes basement membrane fibrosis, alters perivascular cerebrospinal fluid distribution, and worsens neurological recovery in the aged brain after stroke
Howe MD, Furr JW, Munshi Y, Roy-O’Reilly M, Maniskas ME, Koellhoffer EC, d’Aigle J, Sansing LH, McCullough LD, Urayama A. Transforming growth factor-β promotes basement membrane fibrosis, alters perivascular cerebrospinal fluid distribution, and worsens neurological recovery in the aged brain after stroke. GeroScience 2019, 41: 543-559. PMID: 31721012, PMCID: PMC6885082, DOI: 10.1007/s11357-019-00118-7.Peer-Reviewed Original ResearchConceptsPoor functional recoveryFunctional recoveryExperimental strokeAstrocyte activationStroke patientsAged brainCultured astrocytesSerum TGF-β levelsTGF-β receptor inhibitionPotential new treatment strategyGlial scar developmentElderly stroke patientsTGF-β levelsPoor functional outcomeOxygen-glucose deprivationCerebrospinal fluid distributionNew treatment strategiesPrimary cultured astrocytesExogenous TGF-β stimulationBasement membraneTGF-β stimulationNeurological recoveryElderly patientsSerum levelsFunctional outcomePercutaneous Trans-Carotid Puncture for Mechanical Thrombectomy in Acute Ischemic Stroke Patients is Safe and Effective: A Large, Single-Center Case Series
Cord B, Wang A, Chouairi F, Koo A, Porto C, Silverman A, Kodali S, Strander S, Falcone G, Sheth K, Hebert R, Sansing L, Schindler J, Petersen N, Matouk C. Percutaneous Trans-Carotid Puncture for Mechanical Thrombectomy in Acute Ischemic Stroke Patients is Safe and Effective: A Large, Single-Center Case Series. Neurosurgery 2019, 66: 310-167. DOI: 10.1093/neuros/nyz310_167.Peer-Reviewed Original Research
2018
History of Intracranial Hemorrhage Is Associated with In-Hospital Mortality in Ischemic Stroke Patients Treated with Intravenous Thrombolytics
Sommaruga S, Chu S, Hwang D, Dearborn J, Sansing L, Cord B, Santarosa C, Samarth G, Petersen N, Gilmore E, Schindler J, Bijlenga P, Schaller K, Matouk C, Sheth K, Falcone G. History of Intracranial Hemorrhage Is Associated with In-Hospital Mortality in Ischemic Stroke Patients Treated with Intravenous Thrombolytics. Journal Of Neurological Surgery Part A Central European Neurosurgery 2018, 79: s1-s27. DOI: 10.1055/s-0038-1660745.Peer-Reviewed Original Research