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
Comparison 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 imagesBlood Pressure Management in Acute Stroke.
Jusufovic M, Mishra NK, Lansberg MG, Bath PM, Berge E, Sandset EC. Blood Pressure Management in Acute Stroke. Current Hypertension Reviews 2016, 12: 121-6. PMID: 26931471, DOI: 10.2174/1573402112666160302102711.Peer-Reviewed Original ResearchMeSH KeywordsBrain IschemiaCerebral HemorrhageClinical Trials as TopicFibrinolytic AgentsHumansHypertensionStrokeConceptsBlood pressure managementAcute ischemic strokeBlood pressureIschemic strokeIntracerebral hemorrhageAcute phaseClinical trialsPressure managementAcute stroke treatmentIndependent risk factorLower blood pressureLarge clinical trialsRecent clinical trialsRoutine clinical practicePenumbral tissueAcute strokeThrombolytic treatmentStroke treatmentClinical benefitUnfavourable outcomeRisk factorsClinical practiceHemorrhageInternational guidelinesStroke
2015
Reperfusion of Very Low Cerebral Blood Volume Lesion Predicts Parenchymal Hematoma After Endovascular Therapy
Mishra NK, Christensen S, Wouters A, Campbell BC, Straka M, Mlynash M, Kemp S, Cereda CW, Bammer R, Marks MP, Albers GW, Lansberg MG. Reperfusion of Very Low Cerebral Blood Volume Lesion Predicts Parenchymal Hematoma After Endovascular Therapy. Stroke 2015, 46: 1245-1249. PMID: 25828235, PMCID: PMC4414872, DOI: 10.1161/strokeaha.114.008171.Peer-Reviewed Original ResearchConceptsParenchymal hemorrhageIntravenous alteplaseEndovascular therapyBaseline imagingLesion volumeLow cerebral blood volumePerfusion Imaging EvaluationIschemic stroke patientsEndovascular reperfusion therapySingle independent predictorRoutine clinical practiceCerebral blood volumeMagnetic resonance imagingRegional reperfusionParenchymal hematomaReperfusion therapyIndependent predictorsEarly followRisk stratificationStroke patientsImaging evaluationNormal perfusionVLCBVBlood volumePatients
2013
J. T. P. Liggins et al.
Liggins JT, Yoo AJ, Mishra NK, Wheeler HM, Straka M, Leslie‐Mazwi T, Chaudhry ZA, Kemp S, Mlynash M, Bammer R, Albers GW, Lansberg MG, Investigators D. J. T. P. Liggins et al. International Journal Of Stroke 2013, 10: 705-709. PMID: 24207136, PMCID: PMC4048330, DOI: 10.1111/ijs.12207.Peer-Reviewed Original ResearchMeSH KeywordsAgedAged, 80 and overAgingBrain IschemiaCohort StudiesDatabases, FactualDiffusion Magnetic Resonance ImagingFemaleFibrinolytic AgentsHumansLogistic ModelsMaleMiddle AgedMulticenter Studies as TopicOutcome Assessment, Health CareSeverity of Illness IndexStrokeTissue Plasminogen ActivatorTreatment OutcomeConceptsPoor functional outcomeDiffusion-weighted imaging scoreFunctional outcomeImaging scoresTherapy scoreClinical responseDiffusion-weighted imaging volumeModified Rankin Scale scoreAcute stroke interventionAcute ischemic strokePercentage of patientsPredictive scoring systemRankin Scale scorePredictors of outcomeCharacteristic curveDiffusion-Weighted ImagingIschemic strokeEndovascular therapyIndependent predictorsPatient ageStroke interventionEndovascular treatmentValidation cohortClinical variablesLesion volumePostthrombolysis outcomes in acute ischemic stroke patients of Asian race‐ethnicity
Mishra NK, Chan BP, Teoh H, Meng C, Lees KR, Chen C, Sharma VK, collaboration F. Postthrombolysis outcomes in acute ischemic stroke patients of Asian race‐ethnicity. International Journal Of Stroke 2013, 8: 95-99. PMID: 23490069, DOI: 10.1111/ijs.12012.Peer-Reviewed Original ResearchConceptsVirtual International Stroke Trials ArchiveThrombolytic therapyStroke patientsAsian patientsHealth Stroke Scale scorePropensity score-matched patientsAcute ischemic stroke patientsTissue plasminogen activator therapyAsian stroke patientsBaseline National InstitutesPropensity-matched cohortStroke Scale scoreIschemic stroke patientsProportional odds logistic regression analysisPlasminogen activator therapyNational University HospitalLogistic regression analysisNational InstituteRace-ethnic differencesNeurological outcomeRankin scoreThrombolyzed patientsPropensity matchingTertiary centerActivator therapy
2011
Thrombolysis outcomes in acute ischemic stroke patients with prior stroke and diabetes mellitus
Mishra NK, Ahmed N, Davalos A, Iversen HK, Melo T, Soinne L, Wahlgren N, Lees KR. Thrombolysis outcomes in acute ischemic stroke patients with prior stroke and diabetes mellitus. Neurology 2011, 77: 1866-1872. PMID: 22094479, DOI: 10.1212/wnl.0b013e318238ee42.Peer-Reviewed Original ResearchConceptsNIH Stroke Scale scoreBaseline NIH Stroke Scale scoreConcomitant diabetes mellitusPrior strokeIschemic stroke patientsDiabetes mellitusThrombolytic therapyStroke patientsOdds ratioScale scoreAcute ischemic stroke patientsInfluence of DMOutcomes of patientsStroke Scale scoreRankin Scale scoreConfidence intervalsDistribution of mRSAlteplase treatmentProportional odds logistic regressionMRS outcomesThrombolysis outcomesPatientsHaenszel testEuropean approvalCochran-MantelLow 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
2010
Influence of Age on Outcome From Thrombolysis in Acute Stroke
Mishra NK, Diener HC, Lyden PD, Bluhmki E, Lees KR. Influence of Age on Outcome From Thrombolysis in Acute Stroke. Stroke 2010, 41: 2840-2848. PMID: 21030710, DOI: 10.1161/strokeaha.110.586206.Peer-Reviewed Original ResearchConceptsAcute ischemic strokeHealth scale scoresControl subjectsIschemic strokeInfluence of ageScale scoreBaseline National InstitutesRankin Scale scoreNational InstituteLimited trial dataNeuroprotection trialsRankin scoreThrombolysis treatmentAcute strokeYounger patientsAge decilesPoor outcomeBaseline severityImproved outcomesPatientsHaenszel testTrial dataCochran-MantelThrombolysisLogistic regression