2024
COVID‐19 Infection Is Associated With Poor Outcomes in Patients With Intracerebral Hemorrhage
Renedo D, Leasure A, Young R, Rivier C, Alhanti B, Mac Grory B, Messe S, Reeves M, Hassan A, Schwamm L, de Havenon A, Matouk C, Sheth K, Falcone G. COVID‐19 Infection Is Associated With Poor Outcomes in Patients With Intracerebral Hemorrhage. Journal Of The American Heart Association 2024, 13: e030999. PMID: 38293940, PMCID: PMC11056169, DOI: 10.1161/jaha.123.030999.Peer-Reviewed Original ResearchConceptsOdds of poor outcomeIntracerebral hemorrhageCOVID-19 infectionPoor outcomeHealth care deliverySkilled nursing facilityMultivariate analysisOdds of mortalityConcomitant COVID-19 infectionAssociated with poor outcomesCare deliveryNursing facilitiesPoor functional outcomeCOVID-19OddsICH outcomeImpact of COVID-19No significant differenceObservational studyHemorrhagic strokeWorsen outcomesPatient populationFunctional outcomesStroke dataPatients
2021
Exploring the Unmet Need in Acute Ischemic Stroke Patients Not Treated With Intravenous Alteplase: The Get With The Guidelines‐Stroke Registry
Mac Grory B, Xian Y, Solomon N, Matsouaka R, Decker‐Palmer M, Fonarow G, Smith E, Schwamm L. Exploring the Unmet Need in Acute Ischemic Stroke Patients Not Treated With Intravenous Alteplase: The Get With The Guidelines‐Stroke Registry. Stroke Vascular And Interventional Neurology 2021, 2 DOI: 10.1161/svin.121.000226.Peer-Reviewed Original ResearchGuidelines-Stroke registryAcute ischemic strokeIschemic strokePatient populationCommon reasonUnmet needAcute ischemic stroke patientsIntravenous tissue plasminogen activatorAcute ischemic stroke careGuidelines-Stroke hospitalsIschemic stroke patientsIschemic stroke careLong-term outcomesTissue plasminogen activatorAlteplase deliveryHospital mortalityIntravenous alteplaseClinical characteristicsConclusions PatientsReadmission ratesEarly administrationPostdischarge costsStroke careStroke patientsFunctional outcome
2010
Cost-Effectiveness of CT Perfusion for Selecting Patients for Intravenous Thrombolysis: A US Hospital Perspective
Jackson D, Earnshaw S, Farkouh R, Schwamm L. Cost-Effectiveness of CT Perfusion for Selecting Patients for Intravenous Thrombolysis: A US Hospital Perspective. American Journal Of Neuroradiology 2010, 31: 1669-1674. PMID: 20538823, PMCID: PMC7965001, DOI: 10.3174/ajnr.a2138.Peer-Reviewed Original ResearchConceptsHospital perspectiveUnenhanced CTExtent of penumbraLife-year savedUS hospital perspectiveAcute stroke evaluationSelection of patientsCT-based methodClinical trial dataDecision analytic modelCTP selectionIntravenous thrombolysisIschemic strokeClinical outcomesStroke evaluationPatient populationCT perfusionFavorable outcomeRoutine CTClinical trialsPatientsTrial dataMultivariate sensitivity analysisHospitalTPA treatment
2001
CT Perfusion Imaging versus MR Diffusion Weighted Imaging: Prediction of Final Infarct Size in Hyperacute Stroke
Berzin T, Lev M, Goodman D, Koroshetz W, Hunter G, Hamberg L, Buonanno F, Putman C, Budzik R, Eskey C, Schwamm L, Gonzalez R. CT Perfusion Imaging versus MR Diffusion Weighted Imaging: Prediction of Final Infarct Size in Hyperacute Stroke. Stroke 2001, 32: 317-317. DOI: 10.1161/str.32.suppl_1.317.Peer-Reviewed Original ResearchFinal infarct sizeCT perfusion imagingInfarct sizeStroke onsetHyperacute strokeDWI volumePerfusion imagingFinal infarct volumeBrain CT scanningHyperacute stroke patientsSame patient populationMR-Diffusion Weighted ImagingSteady-state administrationCT angiographic imagesDiffusion-Weighted ImagingDWI imagingInfarct volumeConsecutive patientsIndependent predictorsIschemic volumeStroke patientsPatient populationCTP imagingBlood volumePatients
1998
Assessment of cerebral perfusion and arterial anatomy in hyperacute stroke with three-dimensional functional CT: early clinical results.
Hunter G, Hamberg L, Ponzo J, Huang-Hellinger F, Morris P, Rabinov J, Farkas J, Lev M, Schaefer P, Ogilvy C, Schwamm L, Buonanno F, Koroshetz W, Wolf G, González R. Assessment of cerebral perfusion and arterial anatomy in hyperacute stroke with three-dimensional functional CT: early clinical results. American Journal Of Neuroradiology 1998, 19: 29-37. PMID: 9432154, PMCID: PMC8337333.Peer-Reviewed Original ResearchConceptsHyperacute strokeFunctional CTIschemic changesEarly clinical resultsCerebral blood volumeContrast-enhanced scansHelical CT techniqueOcclusion of vesselsHyperacute groupCerebral perfusionPBV mapsArterial anatomyPatient populationBrain stemClinical resultsCT angiogramContrast administrationRegional perfusionCT angiographyBlood volumePatientsPBV valuesWhite matterGray matterClinical feasibility