2021
CTA Protocols in a Telestroke Network Improve Efficiency for Both Spoke and Hub Hospitals
Yu A, Regenhardt R, Whitney C, Schwamm L, Patel A, Stapleton C, Viswanathan A, Hirsch J, Lev M, Leslie-Mazwi T. CTA Protocols in a Telestroke Network Improve Efficiency for Both Spoke and Hub Hospitals. American Journal Of Neuroradiology 2021, 42: 435-440. PMID: 33541900, PMCID: PMC7959422, DOI: 10.3174/ajnr.a6950.Peer-Reviewed Original ResearchConceptsEndovascular thrombectomySpoke hospitalsTelestroke networkHub hospitalCTA protocolHealth Stroke Scale scoreEmergent large vessel occlusionStroke Scale scoreRate of patientsLarge vessel occlusionCTA utilizationThrombectomy ratesStroke triageThrombectomyNonsignificant increasePatientsScale scoreHospitalTriage processNational InstituteOverall rateCTAExtended windowHigher numberRetention rate
2020
Digital triage: Novel strategies for population health management in response to the COVID-19 pandemic
Lai L, Wittbold K, Dadabhoy F, Sato R, Landman A, Schwamm L, He S, Patel R, Wei N, Zuccotti G, Lennes I, Medina D, Sequist T, Bomba G, Keschner Y, Zhang H. Digital triage: Novel strategies for population health management in response to the COVID-19 pandemic. Healthcare 2020, 8: 100493. PMID: 33129176, PMCID: PMC7586929, DOI: 10.1016/j.hjdsi.2020.100493.Peer-Reviewed Original ResearchConceptsPre-hospital triagePotential viral transmissionHealthcare system capacityPopulation health managementCOVID-19 pandemicEmergency departmentCOVID-19 casesAppropriate careU.S. healthcare systemClinical staffViral transmissionPatient demandPartners HealthCareHealthcare systemCOVID-19PatientsCareNovel strategyHealth managementArtificial intelligenceHospitalizationPandemicUnique challengesClinicCliniciansShort cuts make long delays: Getting it right from the start in prehospital stroke triage.
Schwamm L, Ntaios G. Short cuts make long delays: Getting it right from the start in prehospital stroke triage. Neurology 2020, 94: 341-342. PMID: 31980583, DOI: 10.1212/wnl.0000000000008994.Peer-Reviewed Original Research
2019
A Network Approach to Stroke Systems of Care
Zachrison K, Dhand A, Schwamm L, Onnela J. A Network Approach to Stroke Systems of Care. Circulation Cardiovascular Quality And Outcomes 2019, 12: e005526. PMID: 31405293, PMCID: PMC6822608, DOI: 10.1161/circoutcomes.119.005526.Peer-Reviewed Original ResearchDEFUSE 3 Non-DAWN Patients
Leslie-Mazwi T, Hamilton S, Mlynash M, Patel A, Schwamm L, Lansberg M, Marks M, Hirsch J, Albers G. DEFUSE 3 Non-DAWN Patients. Stroke 2019, 50: 618-625. PMID: 30727856, PMCID: PMC6768068, DOI: 10.1161/strokeaha.118.023310.Peer-Reviewed Original ResearchConceptsRankin Scale scoreNIHSS 6DEFUSE 3Functional outcomeInfarct volumeLarger patientsDAWN criteriaScale scoreEmergent large vessel occlusionRankin Scale score 0DEFUSE 3 patientsEffect of thrombectomyHealth Stroke ScaleLarge vessel occlusionBenefit of thrombectomyCore infarct volumeBeneficial treatment effectMethods Eligibility criteriaNIHSS scoreStroke ScaleConclusions PatientsEndovascular therapySymptom onsetDAWN trialVessel occlusion
2018
Optimizing Prehospital Triage for Patients With Stroke Involving Large Vessel Occlusion: The Road Less Traveled
Schwamm L. Optimizing Prehospital Triage for Patients With Stroke Involving Large Vessel Occlusion: The Road Less Traveled. JAMA Neurology 2018, 75: 1467-1469. PMID: 30193286, DOI: 10.1001/jamaneurol.2018.2323.Peer-Reviewed Original ResearchConceptsLarge vessel occlusionOptimization of Prehospital Triage of Patients With Suspected Ischemic Stroke
Ali A, Zachrison K, Eschenfeldt P, Schwamm L, Hur C. Optimization of Prehospital Triage of Patients With Suspected Ischemic Stroke. Stroke 2018, 49: 2532-2535. PMID: 30355100, PMCID: PMC6205725, DOI: 10.1161/strokeaha.118.022041.Peer-Reviewed Original ResearchConceptsMathematical modelMathematical decision modelMultiple parameter setsOptimal strategyProportion of runsModel input parametersParameter setsInput parametersTimeliness performanceTraffic patternsModel predictionsModel sensitivityIterationModelOptimizationPlausible rangeTransport timeRouting algorithmAlgorithm
2017
Response by Boulouis and Schwamm to Letter Regarding Article, “Immediate Vascular Imaging Needed for Efficient Triage of Patients With Acute Ischemic Stroke Initially Admitted to Nonthrombectomy Centers”
Boulouis G, Schwamm L. Response by Boulouis and Schwamm to Letter Regarding Article, “Immediate Vascular Imaging Needed for Efficient Triage of Patients With Acute Ischemic Stroke Initially Admitted to Nonthrombectomy Centers”. Stroke 2017, 48: e327-e328. PMID: 28954918, DOI: 10.1161/strokeaha.117.018964.Peer-Reviewed Original ResearchImmediate Vascular Imaging Needed for Efficient Triage of Patients With Acute Ischemic Stroke Initially Admitted to Nonthrombectomy Centers
Boulouis G, Siddiqui K, Lauer A, Charidimou A, Regenhardt R, Viswanathan A, Leslie-Mazwi T, Rost N, Schwamm L. Immediate Vascular Imaging Needed for Efficient Triage of Patients With Acute Ischemic Stroke Initially Admitted to Nonthrombectomy Centers. Stroke 2017, 48: 2297-2300. PMID: 28687641, DOI: 10.1161/strokeaha.117.017607.Peer-Reviewed Original ResearchConceptsThrombectomy-capable stroke centersEndovascular thrombectomyVascular imagingCurrent guidelinesAlberta Stroke Program Early CT ScoreUnnecessary transfersHealth Stroke ScaleAcute ischemic strokeMain outcome variablesBaseline vascularStroke ScaleIschemic strokeStroke centersCT scoreFutile transfersPatientsEfficient triageHospitalYielded sensitivityOutcome variablesOptimal selection criteriaNational InstituteStrokeImagingOcclusion level
2011
A Qualitative Assessment of Practices Associated With Shorter Door-to-Needle Time for Thrombolytic Therapy in Acute Ischemic Stroke
Olson D, Constable M, Britz G, Lin C, Zimmer L, Schwamm L, Fonarow G, Peterson E. A Qualitative Assessment of Practices Associated With Shorter Door-to-Needle Time for Thrombolytic Therapy in Acute Ischemic Stroke. Journal Of Neuroscience Nursing 2011, 43: 329-336. PMID: 22089410, DOI: 10.1097/jnn.0b013e318234e7fb.Peer-Reviewed Original ResearchConceptsAcute ischemic strokeNeedle timeIschemic strokeStroke patientsGoal of doorQualitative telephone interviewsThrombolytic therapyEarly treatmentImproved outcomesTPA deliveryRapid triageHermeneutic phenomenological frameworkTelephone interviewsPatientsU.S. hospitalsStrokeHospitalFaster treatmentTreatmentNovel factorOvercoming barriersElicit strategiesAlteplaseQualitative assessmentTherapy