2024
Radiomic Features of Acute Cerebral Hemorrhage on Non-Contrast CT Associated with Patient Survival
Zaman S, Dierksen F, Knapp A, Haider S, Karam G, Qureshi A, Falcone G, Sheth K, Payabvash S. Radiomic Features of Acute Cerebral Hemorrhage on Non-Contrast CT Associated with Patient Survival. Diagnostics 2024, 14: 944. PMID: 38732358, PMCID: PMC11083693, DOI: 10.3390/diagnostics14090944.Peer-Reviewed Original ResearchInternational Normalized RatioArea under the curveNational Institutes of Health Stroke ScaleIntracerebral hemorrhageRadiomic featuresAntihypertensive Treatment of Acute Cerebral Hemorrhage IINon-contrast head CT scanBaseline International Normalized RatioAssociated with worse survival outcomesAcute intracerebral hemorrhageSupratentorial intracerebral hemorrhageWorse survival outcomesKaplan-Meier analysisHead CT scanCox proportional hazards modelsPredictors of mortalityAcute cerebral hemorrhageReceiver Operating Characteristic (ROC) analysisFirst-order energyHigher mortality riskProportional hazards modelHealth Stroke ScaleCT radiomicsHematoma expansionPost-ICH
2020
A Pooled Analysis of Diffusion-Weighted Imaging Lesions in Patients With Acute Intracerebral Hemorrhage
Murthy SB, Cho SM, Gupta A, Shoamanesh A, Navi BB, Avadhani R, Gruber J, Li Y, Greige T, Lioutas VA, Norton C, Zhang C, Mandava P, Iadecola C, Falcone GJ, Sheth KN, Biffi A, Rosand J, Qureshi AI, Goldstein JN, Kidwell C, Awad I, Selim M, Hanley DF, Woo D, Kamel H, Ziai WC. A Pooled Analysis of Diffusion-Weighted Imaging Lesions in Patients With Acute Intracerebral Hemorrhage. JAMA Neurology 2020, 77: 1390-1397. PMID: 32687564, PMCID: PMC7372494, DOI: 10.1001/jamaneurol.2020.2349.Peer-Reviewed Original ResearchConceptsDiffusion-weighted imaging lesionsModified Rankin scoreDWI lesionsImaging lesionsAcute intracerebral hemorrhageIntracerebral hemorrhageFunctional outcomeSubgroup analysisChronic cerebral small vessel diseaseAdmission systolic blood pressureCerebral small vessel diseaseMulticenter prospective studySystolic blood pressurePoor functional outcomeSmall vessel diseaseDeep intracerebral hemorrhageBaseline hematoma volumeIndividual patient dataMixed-effects logistic regressionMixed effects regression modelsAcute sequelaeHypertensive vasculopathyRankin scoreSecondary outcomesBlood pressure
2015
Rate of Contrast Extravasation on Computed Tomographic Angiography Predicts Hematoma Expansion and Mortality in Primary Intracerebral Hemorrhage
Brouwers HB, Battey TW, Musial HH, Ciura VA, Falcone GJ, Ayres AM, Vashkevich A, Schwab K, Viswanathan A, Anderson CD, Greenberg SM, Pomerantz SR, Ortiz CJ, Goldstein JN, Gonzalez RG, Rosand J, Romero JM. Rate of Contrast Extravasation on Computed Tomographic Angiography Predicts Hematoma Expansion and Mortality in Primary Intracerebral Hemorrhage. Stroke 2015, 46: 2498-2503. PMID: 26243220, PMCID: PMC4550492, DOI: 10.1161/strokeaha.115.009659.Peer-Reviewed Original ResearchConceptsPrimary intracerebral hemorrhageHematoma expansionContrast extravasationIntracerebral hemorrhageSpot signExtravasation rateTomographic angiographyConsecutive intracerebral hemorrhage patientsML/minContrast extravasation rateAcute intracerebral hemorrhageIntracerebral hemorrhage patientsMultivariable logistic regressionRate of bleedingIntracerebral hemorrhage volumeSpot sign presenceHospital mortalityMultivariable analysisHemorrhage patientsPostcontrast CTHemorrhage volumeSemiautomated softwareMortalityLogistic regressionHemorrhage
2014
Predicting Hematoma Expansion After Primary Intracerebral Hemorrhage
Brouwers HB, Chang Y, Falcone GJ, Cai X, Ayres AM, Battey TW, Vashkevich A, McNamara KA, Valant V, Schwab K, Orzell SC, Bresette LM, Feske SK, Rost NS, Romero JM, Viswanathan A, Chou S, Greenberg SM, Rosand J, Goldstein JN. Predicting Hematoma Expansion After Primary Intracerebral Hemorrhage. JAMA Neurology 2014, 71: 158-164. PMID: 24366060, PMCID: PMC4131760, DOI: 10.1001/jamaneurol.2013.5433.Peer-Reviewed Original ResearchConceptsPrimary intracerebral hemorrhageIndependent validation cohortIntracerebral hemorrhageHematoma expansionValidation cohortHigh riskPrediction scoreUrban academic medical centerBaseline ICH volumeWarfarin sodium useProspective cohort studyAcute intracerebral hemorrhageMultivariable logistic regressionTomography angiography spot signComputed tomography angiography spot signAcademic medical centerPredictors of expansionCohort studyMultivariable analysisDevelopment cohortICH volumeC-statisticClinical trialsIndividualized treatmentMAIN OUTCOME
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