StrokeBrain IschemiaFibrinolytic AgentsTissue Plasminogen ActivatorAcute DiseaseThrombolytic TherapyCerebral HemorrhageCerebrovascular DisordersCerebral InfarctionIntracranial ThrombosisMechanical ThrombolysisIntracranial HemorrhagesInfarction, Middle Cerebral ArteryTreatment OutcomeThrombectomyIschemic Attack, TransientTime FactorsTomography, X-Ray ComputedReperfusionCerebral RevascularizationRisk FactorsCerebral AngiographyProspective StudiesBrain InfarctionIntracranial EmbolismSeverity of Illness IndexInjections, Intra-ArterialPredictive Value of TestsRetrospective StudiesNeuroprotective AgentsMagnetic Resonance ImagingDiffusion Magnetic Resonance ImagingInfusions, Intra-ArterialCerebrovascular CirculationFollow-Up StudiesInjections, IntravenousMagnetic Resonance AngiographyIntracranial Arterial DiseasesCohort StudiesBrainRecovery of FunctionInfusions, IntravenousAnticoagulantsEmbolectomyMiddle Cerebral ArteryCerebral ArteriesUltrasonography, Doppler, TranscranialPerfusion ImagingHeparinoidsRegistriesEmergency Medical ServicesOdds RatioPlatelet Aggregation InhibitorsPrognosisBrain EdemaDouble-Blind MethodInfarction, Anterior Cerebral ArteryNeurologic ExaminationEndovascular ProceduresIntracranial ArteriosclerosisAdministration, IntravenousPlasminogen ActivatorsComorbidityIschemiaRecurrenceMultivariate AnalysisCase-Control StudiesAtrial FibrillationIncidenceLogistic ModelsAge FactorsRandomized Controlled Trials as TopicCerebral Arterial DiseasesRiskBiological MarkersAspirinNadroparinCarotid StenosisHemodilutionNeurologyRegression AnalysisOutcome Assessment (Health Care)Intracranial Embolism and ThrombosisVertebrobasilar InsufficiencyPregnatrienesPilot ProjectsEmbolismDatabases, FactualRisk AssessmentTransportation of PatientsCarotid Artery ThrombosisMulticenter Studies as TopicUnited StatesAncrodReproducibility of ResultsSafetyPlacebosClinical Trials as TopicHemorrhageNational Institutes of Health (U.S.)