2017
Clinical Imaging Factors Associated With Infarct Progression in Patients With Ischemic Stroke During Transfer for Mechanical Thrombectomy
Boulouis G, Lauer A, Siddiqui A, Charidimou A, Regenhardt R, Viswanathan A, Rost N, Leslie-Mazwi T, Schwamm L. Clinical Imaging Factors Associated With Infarct Progression in Patients With Ischemic Stroke During Transfer for Mechanical Thrombectomy. JAMA Neurology 2017, 74: 1361-1367. PMID: 28973081, PMCID: PMC5710581, DOI: 10.1001/jamaneurol.2017.2149.Peer-Reviewed Original ResearchConceptsThrombectomy-capable stroke centersCollateral blood flowIschemic strokeInfarct progressionMechanical thrombectomyCT angiographyMAIN OUTCOMEVessel statusBlood flowImaging factorsHigher adjusted odds ratioVascular imagingFavorable imaging profileHealth Stroke ScoreAcute ischemic strokeHigher National InstitutesAdjusted odds ratioRegional stroke networkStroke care networksStroke centersStroke ScoreConsecutive patientsStroke NetworkClinical severityFutile transfers
2013
Patterns of Emergency Medical Services Use and Its Association With Timely Stroke Treatment
Ekundayo O, Saver J, Fonarow G, Schwamm L, Xian Y, Zhao X, Hernandez A, Peterson E, Cheng E. Patterns of Emergency Medical Services Use and Its Association With Timely Stroke Treatment. Circulation Cardiovascular Quality And Outcomes 2013, 6: 262-269. PMID: 23633218, DOI: 10.1161/circoutcomes.113.000089.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overChi-Square DistributionEmergency Medical ServicesEmergency Service, HospitalEthnicityFemaleGuideline AdherenceHealth Knowledge, Attitudes, PracticeHumansMaleMiddle AgedMinority GroupsOdds RatioOutcome and Process Assessment, Health CarePatient Acceptance of Health CarePatient Education as TopicPractice Guidelines as TopicRegistriesRisk FactorsStrokeTime FactorsTime-to-TreatmentTransportation of PatientsTreatment OutcomeUnited StatesConceptsEmergency medical servicesStroke patientsEMS useEmergency medical services useMinority raceHealth Stroke ScoreMedical service useTreatment of strokeTissue-type plasminogen activatorEligible patientsGuidelines-StrokeSevere strokeStroke ScoreHospital arrivalOlder patientsYounger patientsHemorrhagic strokeStroke treatmentMedicare insuranceInsurance statusEMS activationDecreased oddsEMS transportService usePatients
2005
Arterial occlusion revealed by CT angiography predicts NIH stroke score and acute outcomes after IV tPA treatment.
Sims J, Rordorf G, Smith E, Koroshetz W, Lev M, Buonanno F, Schwamm L. Arterial occlusion revealed by CT angiography predicts NIH stroke score and acute outcomes after IV tPA treatment. American Journal Of Neuroradiology 2005, 26: 246-51. PMID: 15709120, PMCID: PMC7974096.Peer-Reviewed Original ResearchConceptsCT angiographyLocation of occlusionEarly improvementInitial NIHSSArterial occlusionIntravenous tissue-type plasminogen activatorNIH stroke scoreProspective stroke databaseHealth Stroke ScaleAcute stroke patientsMiddle cerebral arteryPatent vasculatureSite of occlusionTissue-type plasminogen activatorLower NIHSSStroke ScaleStroke ScoreSymptomatic hemorrhageRankin ScaleAcute outcomesHemorrhagic riskCerebral arteryClinical outcomesStroke databaseStroke patients