2022
Bedside 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
2019
Poor Outcomes Related to Anterior Extension of Large Hemispheric Infarction: Topographic Analysis of GAMES-RP Trial MRI Scans
Payabvash S, Falcone GJ, Sze GK, Jain A, Beslow LA, Petersen NH, Sheth KN, Kimberly WT. Poor Outcomes Related to Anterior Extension of Large Hemispheric Infarction: Topographic Analysis of GAMES-RP Trial MRI Scans. Journal Of Stroke And Cerebrovascular Diseases 2019, 29: 104488. PMID: 31787498, PMCID: PMC8820410, DOI: 10.1016/j.jstrokecerebrovasdis.2019.104488.Peer-Reviewed Original ResearchMeSH KeywordsAdministration, IntravenousAgedAnterior Cerebral ArteryCerebrovascular CirculationCerebrumClinical Trials as TopicClinical Trials, Phase II as TopicDiffusion Magnetic Resonance ImagingDisability EvaluationExtremitiesFemaleGlyburideHumansHypoglycemic AgentsInfarction, Anterior Cerebral ArteryInfarction, Middle Cerebral ArteryMaleMiddle AgedMiddle Cerebral ArteryPatient AdmissionPredictive Value of TestsRecovery of FunctionRisk FactorsTime FactorsTreatment OutcomeUnited StatesConceptsLarge hemispheric infarctionInfarct volumeIndependent predictorsInfarct lesionsHemispheric infarctionHealth Stroke Scale total scorePost-stroke day 3Anterior cerebral artery territoryTotal scoreLeft MCA infarctLeg motor functionNIHSS total scoreHours of onsetOnly independent predictorPoor functional outcomeBorder zoneScale total scoreAnterior extensionMultivariate regression analysisVoxel-wise analysisLHI patientsAdmission NIHSSArtery territoryGlibenclamide treatmentMCA infarctEarly Prognostication of 1-Year Outcome After Subarachnoid Hemorrhage: The FRESH Score Validation
Witsch J, Kuohn L, Hebert R, Cord B, Sansing L, Gilmore EJ, Hwang DY, Petersen N, Falcone GJ, Matouk C, Sheth KN. Early Prognostication of 1-Year Outcome After Subarachnoid Hemorrhage: The FRESH Score Validation. Journal Of Stroke And Cerebrovascular Diseases 2019, 28: 104280. PMID: 31326270, DOI: 10.1016/j.jstrokecerebrovasdis.2019.06.038.Peer-Reviewed Original ResearchConceptsSpontaneous subarachnoid hemorrhageModified Rankin ScaleLong-term outcomesSubarachnoid hemorrhageUnfavorable outcomePercent of patientsExclusion of patientsStratification of patientsScore variablesAneurysmal etiologyBleeding sourceRankin ScaleFunctional outcomeMean ageEarly prognosticationPrognostication scoresStudy investigatorsHospital resourcesPatientsDisability partAneurysm coilingOutcomesHigh gradeCharacteristic curveHemorrhage
2016
Cortical superficial siderosis predicts early recurrent lobar hemorrhage
Roongpiboonsopit D, Charidimou A, William CM, Lauer A, Falcone GJ, Martinez-Ramirez S, Biffi A, Ayres A, Vashkevich A, Awosika OO, Rosand J, Gurol ME, Silverman SB, Greenberg SM, Viswanathan A. Cortical superficial siderosis predicts early recurrent lobar hemorrhage. Neurology 2016, 87: 1863-1870. PMID: 27694268, PMCID: PMC5100711, DOI: 10.1212/wnl.0000000000003281.Peer-Reviewed Original ResearchConceptsCortical superficial siderosisConvexity subarachnoid hemorrhageCerebral amyloid angiopathyRecurrent ICHSuperficial siderosisAcute convexity subarachnoid hemorrhageDisseminated cortical superficial siderosisSingle-center cohort studyBaseline ICH volumeRecurrent lobar hemorrhageProportional hazards modelWhite matter hyperintensitiesIntracerebral hemorrhage recurrenceLobar hemorrhageLobar ICHSymptomatic ICHBoston criteriaConsecutive survivorsCohort studyAmyloid angiopathyHemorrhage recurrenceIndependent predictorsUnivariable analysisCerebral microbleedsIndex eventCT Angiography Spot Sign, Hematoma Expansion, and Outcome in Primary Pontine Intracerebral Hemorrhage
Morotti A, Jessel MJ, Brouwers HB, Falcone GJ, Schwab K, Ayres AM, Vashkevich A, Anderson CD, Viswanathan A, Greenberg SM, Gurol ME, Romero JM, Rosand J, Goldstein JN. CT Angiography Spot Sign, Hematoma Expansion, and Outcome in Primary Pontine Intracerebral Hemorrhage. Neurocritical Care 2016, 25: 79-85. PMID: 26759226, PMCID: PMC4940347, DOI: 10.1007/s12028-016-0241-2.Peer-Reviewed Original ResearchConceptsPrimary pontine hemorrhagePositive predictive valueSupratentorial intracerebral hemorrhageIntracerebral hemorrhageHematoma expansionHospital mortalitySpot signNegative predictive valuePredictive valueNon-contrast CT scanCT angiography spot signAbsolute hematoma growthBrainstem ICHTomography angiography spot signConsecutive ICH patientsComputer-assisted volumetric analysisSpot sign presenceNegative likelihood ratioCTA spot signCollected cohortICH patientsPontine hemorrhagePPH casesHematoma growthHematoma volume
2014
CT angiography spot sign in intracerebral hemorrhage predicts active bleeding during surgery
Brouwers HB, Raffeld MR, van Nieuwenhuizen KM, Falcone GJ, Ayres AM, McNamara KA, Schwab K, Romero JM, Velthuis BK, Viswanathan A, Greenberg SM, Ogilvy CS, van der Zwan A, Rinkel GJ, Goldstein JN, Klijn CJ, Rosand J. CT angiography spot sign in intracerebral hemorrhage predicts active bleeding during surgery. Neurology 2014, 83: 883-889. PMID: 25098540, PMCID: PMC4153853, DOI: 10.1212/wnl.0000000000000747.Peer-Reviewed Original ResearchConceptsPostoperative rebleedingIntracerebral hemorrhageSpontaneous intracerebral hemorrhageSpot signActive bleedingHematoma evacuationIntraoperative bleedingCase fatalityICH volumeCT angiography spot signBrainstem ICHOnly independent markerSurgical hematoma evacuationSpontaneous ICH patientsMultivariable logistic regressionConsecutive spontaneous ICH patientsFuture surgical trialsSpot sign presenceCTA spot signAntiplatelet usePostoperative bleedingResidual hematomaICH patientsFemale sexSurgical trials
2013
Predictors of Hematoma Volume in Deep and Lobar Supratentorial Intracerebral Hemorrhage
Falcone GJ, Biffi A, Brouwers HB, Anderson CD, Battey TW, Ayres AM, Vashkevich A, Schwab K, Rost NS, Goldstein JN, Viswanathan A, Greenberg SM, Rosand J. Predictors of Hematoma Volume in Deep and Lobar Supratentorial Intracerebral Hemorrhage. JAMA Neurology 2013, 70: 988-994. PMID: 23733000, PMCID: PMC3808840, DOI: 10.1001/jamaneurol.2013.98.Peer-Reviewed Original ResearchConceptsLobar intracerebral hemorrhageIntensity of anticoagulationIntracerebral hemorrhageICH volumeHematoma volumeIndependent predictorsLobar supratentorial intracerebral haemorrhageProspective cohort studyCoronary artery diseaseSupratentorial intracerebral hemorrhageMedian ICH volumePrimary ICH patientsComputed tomography scanMultivariable linear regressionAcademic medical centerIntracerebral hemorrhage volumeLobar hemorrhageAntiplatelet treatmentRadiological outcomesArtery diseaseCohort studyDeep hemorrhagesICH locationICH patientsMale sex
2012
CTA Spot Sign Predicts Hematoma Expansion in Patients with Delayed Presentation After Intracerebral Hemorrhage
Brouwers HB, Falcone GJ, McNamara KA, Ayres AM, Oleinik A, Schwab K, Romero JM, Viswanathan A, Greenberg SM, Rosand J, Goldstein JN. CTA Spot Sign Predicts Hematoma Expansion in Patients with Delayed Presentation After Intracerebral Hemorrhage. Neurocritical Care 2012, 17: 421-428. PMID: 22878870, PMCID: PMC3707619, DOI: 10.1007/s12028-012-9765-2.Peer-Reviewed Original ResearchConceptsHematoma expansionSymptom onsetSpot signUnknown onset timeCTA spot signIntracerebral hemorrhageCT angiography spot signHematoma expansion ratesUnknown symptom onsetOnset timeAcute intracerebral hemorrhageMajority of patientsSymptom onset timeBackgroundHematoma expansionDelayed PresentationFollowup CTConsecutive patientsInitial CTClinical trialsNovel therapiesPatientsHemorrhageExperienced readersOnsetSigns