2016
CT 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
Warfarin and Statins are Associated with Hematoma Volume in Primary Infratentorial Intracerebral Hemorrhage
Falcone GJ, Brouwers HB, Biffi A, Anderson CD, Battey TW, Ayres AM, Vashkevich A, Schwab KM, Rost NS, Goldstein JN, Viswanathan A, Greenberg SM, Rosand J. Warfarin and Statins are Associated with Hematoma Volume in Primary Infratentorial Intracerebral Hemorrhage. Neurocritical Care 2013, 21: 192-199. PMID: 23839705, PMCID: PMC4107188, DOI: 10.1007/s12028-013-9839-9.Peer-Reviewed Original ResearchConceptsInfratentorial intracerebral hemorrhageIntracerebral hemorrhageICH volumeSurgical evacuationHematoma volumeBrainstem ICHSingle-center studySupratentorial intracerebral hemorrhageWarfarin treatmentStatin treatmentEmergency departmentICH casesRetrospective analysisCT scanLogistic regressionWarfarinICH subjectsLimited dataHemorrhageStatinsFurther studiesComputer-assisted methodTreatmentInverse relationLinear regression