2017
Computed tomographic perfusion to Predict Response to Recanalization in ischemic stroke
Lansberg MG, Christensen S, Kemp S, Mlynash M, Mishra N, Federau C, Tsai JP, Kim S, Nogueria RG, Jovin T, Devlin TG, Akhtar N, Yavagal DR, Haussen D, Dehkharghani S, Bammer R, Straka M, Zaharchuk G, Marks MP, Albers GW, Investigators F. Computed tomographic perfusion to Predict Response to Recanalization in ischemic stroke. Annals Of Neurology 2017, 81: 849-856. PMID: 28486789, PMCID: PMC5521988, DOI: 10.1002/ana.24953.Peer-Reviewed Original ResearchConceptsBaseline CT perfusionSymptom onsetEndovascular therapyCT perfusionTomographic perfusionConsecutive acute stroke patientsSmall ischemic coreTarget mismatch profileMulticenter cohort studyAcute stroke patientsFavorable clinical responseSelection of patientsTarget mismatchRate of reperfusionCT perfusion studyMagnetic resonance imagingAnn NeurolCritical hypoperfusionEndovascular reperfusionClinical responseCohort studyIschemic strokeIschemic coreStroke patientsPatient population
2016
Optimal Computed Tomographic Perfusion Scan Duration for Assessment of Acute Stroke Lesion Volumes
Kasasbeh AS, Christensen S, Straka M, Mishra N, Mlynash M, Bammer R, Albers GW, Lansberg MG. Optimal Computed Tomographic Perfusion Scan Duration for Assessment of Acute Stroke Lesion Volumes. Stroke 2016, 47: 2966-2971. PMID: 27895299, PMCID: PMC5134896, DOI: 10.1161/strokeaha.116.014177.Peer-Reviewed Original ResearchConceptsVenous output functionOptimal scan timeLesion volumePerfusion scanAcute stroke patientsIschemic lesion volumeStroke lesion volumeScan durationLesion volume measurementsMost patientsStroke patientsTomographic perfusionOptimal durationScan protocolTotal scan durationContrast bolusScansScan timePatientsSufficient durationDurationVolume measurementsShort scan durationPerfusionBolusComparison of stroke volume evolution on diffusion-weighted imaging and fluid-attenuated inversion recovery following endovascular thrombectomy
Federau C, Christensen S, Mlynash M, Tsai J, Kim S, Zaharchuk G, Inoue M, Straka M, Mishra NK, Kemp S, Lansberg MG, Albers GW. Comparison of stroke volume evolution on diffusion-weighted imaging and fluid-attenuated inversion recovery following endovascular thrombectomy. International Journal Of Stroke 2016, 12: 510-518. PMID: 27811306, DOI: 10.1177/1747493016677985.Peer-Reviewed Original ResearchConceptsInfarct lesion volumeFluid-attenuated inversion recoveryDiffusion-weighted imagingLesion volumeEndovascular thrombectomyInversion recoveryDay 5Fluid-attenuated inversion recovery lesionsPost-stroke onsetDegree of reperfusionStroke lesion volumeFluid-attenuated inversion recovery imagesInversion recovery imagesInfarct volumeInfarct growthStroke onsetSymptom onsetLesion growthPatientsRecovery imagesInterquartile rangeThrombectomyProcedure imagesA benchmarking tool to evaluate computer tomography perfusion infarct core predictions against a DWI standard
Cereda CW, Christensen S, Campbell B, Mishra NK, Mlynash M, Levi C, Straka M, Wintermark M, Bammer R, Albers GW, Parsons MW, Lansberg MG. A benchmarking tool to evaluate computer tomography perfusion infarct core predictions against a DWI standard. Cerebrovascular And Brain Metabolism Reviews 2016, 36: 1780-1789. PMID: 26661203, PMCID: PMC5076783, DOI: 10.1177/0271678x15610586.Peer-Reviewed Original Research
2015
Response to endovascular reperfusion is not time-dependent in patients with salvageable tissue
Lansberg MG, Cereda CW, Mlynash M, Mishra NK, Inoue M, Kemp S, Christensen S, Straka M, Zaharchuk G, Marks MP, Bammer R, Albers GW, Saver J, Fayad P, Howard G, Tomsick. T, Jovin T, Wechsler L, DeCesare S, Thai D, Sherr A, Wilder M, Tricot A, Lutsep H, McDaneld L, Larsen D, Czartoski T, Keogh B, Malik A, Brown A, Bernstein R, Muskovich K, Chang C, Stern T, Warach S, Davis L, Fazekas F, Seifert-Held T. Response to endovascular reperfusion is not time-dependent in patients with salvageable tissue. Neurology 2015, 85: 708-714. PMID: 26224727, PMCID: PMC4553034, DOI: 10.1212/wnl.0000000000001853.Peer-Reviewed Original ResearchConceptsGood functional outcomeEndovascular reperfusionFunctional outcomeSalvageable tissueLesion volumeLesion growthRandomized placebo-controlled trialModified Rankin Scale scorePerfusion Imaging EvaluationPerfusion lesion volumeTarget mismatch profilePlacebo-controlled trialRankin Scale scorePerfusion-diffusion mismatchSubgroup of patientsRadiologic outcomesCohort studyEndovascular therapyEarly followStroke patientsImaging evaluationReperfusionDay 90PatientsScale score
2011
Low Body Temperature Does Not Compromise the Treatment Effect of Alteplase
Lees JS, Mishra NK, Saini M, Lyden PD, Shuaib A. Low Body Temperature Does Not Compromise the Treatment Effect of Alteplase. Stroke 2011, 42: 2618-2621. PMID: 21757664, DOI: 10.1161/strokeaha.110.611210.Peer-Reviewed Original ResearchConceptsBaseline body temperatureAcute ischemic strokeRankin Scale scoreIschemic strokeAlteplase treatmentBaseline severityBody temperatureScale scoreVirtual International Stroke Trials ArchiveRankin Scale distributionsBaseline National InstitutesHealth Stroke ScaleIschemic stroke modelTreatment effectsStroke ScaleThrombolytic therapyImproved outcomesTherapeutic effectTreatment responseStroke modelTreatment groupsAlteplaseCochran-MantelLow body temperatureStrokeHome Time Is Extended in Patients With Ischemic Stroke Who Receive Thrombolytic Therapy
Mishra NK, Shuaib A, Lyden P, Diener HC, Grotta J, Davis S, Davalos A, Ashwood T, Wasiewski W, Lees KR. Home Time Is Extended in Patients With Ischemic Stroke Who Receive Thrombolytic Therapy. Stroke 2011, 42: 1046-1050. PMID: 21350199, DOI: 10.1161/strokeaha.110.601302.Peer-Reviewed Original ResearchConceptsHealth Stroke ScaleBaseline National InstitutesPresence of diabetesAcute stroke trialsStroke ScaleRankin ScaleBarthel IndexStroke trialsNational InstituteDay 90Use of alteplaseHome timeCountry of enrollmentLevel of consciousnessAlteplase useIschemic strokeStroke onsetIschemic lesionsThrombolytic therapyPatient enrollmentBaseline severityOrdinal logistic regressionTreatment responsivenessOutcome measuresAnalysis of covariance
2009
Mismatch-Based Delayed Thrombolysis
Mishra NK, Albers GW, Davis SM, Donnan GA, Furlan AJ, Hacke W, Lees KR. Mismatch-Based Delayed Thrombolysis. Stroke 2009, 41: e25-e33. PMID: 19926836, DOI: 10.1161/strokeaha.109.566869.Peer-Reviewed Original ResearchMeSH KeywordsClinical Trials as TopicHumansRandomized Controlled Trials as TopicStrokeThrombolytic TherapyTime FactorsConceptsSymptomatic intracerebral hemorrhageIntracerebral hemorrhageFavorable outcomeMismatch patientsSuccessful reperfusionStroke onsetClinical outcomesClinical benefitRecanalization/reperfusionPhase III trialsFavorable clinical outcomeWeb of KnowledgeDelayed thrombolysisMismatch selectionThrombolysis trialsIII trialsRelevant trialsCase seriesRoutine careThrombolytic therapyClinical findingsClinical trialsImproved outcomesOdds ratioPretreatment imaging
2006
Comprehensive stroke care: an overview.
Mishra NK, Patel H, Hastak SM. Comprehensive stroke care: an overview. Journal Of Association Of Physicians Of India 2006, 54: 36-41. PMID: 16649738.Peer-Reviewed Original ResearchConceptsManagement of strokeStroke managementStroke prevention strategiesSpecialized stroke unitsCause of deathAcute strokeStroke unitStroke patientsPrimary preventionTuberculosis controlSpecialized careCardiovascular diseaseStroke awarenessEconomic burdenStroke trainingMalaria eradicationGlobal epidemicImportant causeNational health institutionsAge groupsStrokeHealth institutionsLife expectancyRehabilitationCause