StrokeMedical History TakingIschemic Attack, TransientBrain IschemiaCerebrovascular DisordersRisk FactorsCerebral InfarctionCerebral HemorrhageProspective StudiesFollow-Up StudiesFibrinolytic AgentsTissue Plasminogen ActivatorIncidenceCohort StudiesAcute DiseaseThrombolytic TherapyTime FactorsBrain InfarctionTreatment OutcomeInfarction, Middle Cerebral ArteryIntracranial HemorrhagesIntracranial EmbolismCarotid StenosisRiskTomography, X-Ray ComputedIntracranial ArteriosclerosisRegistriesComorbidityProportional Hazards ModelsRecurrenceCerebral AngiographyIntracranial ThrombosisAge FactorsIntracranial Arterial DiseasesPredictive Value of TestsAnticoagulantsHypertensionRetrospective StudiesSeverity of Illness IndexCarotid Artery DiseasesAtrial FibrillationMagnetic Resonance ImagingEndarterectomy, CarotidPlatelet Aggregation InhibitorsMagnetic Resonance AngiographyCerebrovascular CirculationBrainAspirinSex FactorsCerebral ArteriesNeurologySex DistributionCase-Control StudiesDiffusion Magnetic Resonance ImagingRecovery of FunctionWarfarinOdds RatioEmbolismIntracranial Embolism and ThrombosisRisk AssessmentCerebral RevascularizationSecondary PreventionNeuroprotective AgentsBlood PressureVertebrobasilar InsufficiencyPrognosisFinlandReperfusionMultivariate AnalysisUltrasonography, Doppler, TranscranialCarotid Artery, InternalCardiovascular DiseasesCarotid ArteriesParesisEmergency Medical ServicesNeurologic ExaminationLogistic ModelsSwedenStroke, LacunarMiddle Cerebral ArteryInfarction, Posterior Cerebral ArteryEndarterectomyCerebral Arterial DiseasesCoronary DiseaseIschemiaUnited StatesMechanical ThrombolysisMoyamoya DiseaseVascular DiseasesThrombectomyArterial Occlusive DiseasesRegression AnalysisForamen Ovale, PatentRandomized Controlled Trials as TopicMigraine DisordersAmaurosis FugaxPrevalenceBiological MarkersInfarction, Anterior Cerebral ArteryMyocardial Infarction