StrokeIschemic Attack, TransientBrain IschemiaFibrinolytic AgentsTissue Plasminogen ActivatorAcute DiseaseCerebrovascular DisordersThrombolytic TherapyCerebral HemorrhageCerebral InfarctionTreatment OutcomeRisk FactorsIntracranial ThrombosisTime FactorsIntracranial HemorrhagesTomography, X-Ray ComputedProspective StudiesCerebral AngiographyInfarction, Middle Cerebral ArteryMechanical ThrombolysisCerebral RevascularizationIntracranial EmbolismFollow-Up StudiesPredictive Value of TestsRetrospective StudiesThrombectomyBrain InfarctionSeverity of Illness IndexReperfusionMagnetic Resonance ImagingCarotid StenosisIntracranial Arterial DiseasesDiffusion Magnetic Resonance ImagingCohort StudiesMagnetic Resonance AngiographyCerebrovascular CirculationRecurrenceAnticoagulantsIntracranial ArteriosclerosisCarotid Artery DiseasesBrainInjections, Intra-ArterialCerebral ArteriesPlatelet Aggregation InhibitorsNeuroprotective AgentsEndarterectomy, CarotidUltrasonography, Doppler, TranscranialNeurologyPrognosisEmergency Medical ServicesAspirinRegistriesAtrial FibrillationIncidenceComorbidityInfusions, Intra-ArterialIntracranial Embolism and ThrombosisInjections, IntravenousMiddle Cerebral ArteryEmbolismVertebrobasilar InsufficiencyAge FactorsNeurologic ExaminationCarotid Artery, InternalRiskRecovery of FunctionSensitivity and SpecificityOdds RatioMultivariate AnalysisRisk AssessmentEmbolectomyInfusions, IntravenousInfarction, Posterior Cerebral ArteryCase-Control StudiesLogistic ModelsDouble-Blind MethodCarotid ArteriesIschemiaPerfusion ImagingRandomized Controlled Trials as TopicReproducibility of ResultsCarotid Artery ThrombosisArterial Occlusive DiseasesBiological MarkersSecondary PreventionCerebral Arterial DiseasesHeparinoidsUnited StatesBrain EdemaWarfarinInfarction, Anterior Cerebral ArteryEndovascular ProceduresHypertensionEndarterectomyPlasminogen ActivatorsAdministration, IntravenousRegression AnalysisDatabases, FactualSex FactorsEarly Diagnosis