StrokeIntracranial EmbolismIntracranial Embolism and ThrombosisPulmonary EmbolismThrombosisBrain IschemiaVenous ThrombosisEmbolismEmbolism, FatFibrinolytic AgentsIntracranial ThrombosisEmbolism, ParadoxicalCerebrovascular DisordersAnticoagulantsTissue Plasminogen ActivatorRisk FactorsCoronary ThrombosisAcute DiseaseSinus Thrombosis, IntracranialThrombolytic TherapyCerebral InfarctionCerebral HemorrhageCarotid Artery ThrombosisIschemic Attack, TransientTreatment OutcomeProspective StudiesTomography, X-Ray ComputedTime FactorsEmbolism, Amniotic FluidFollow-Up StudiesBrain InfarctionInfarction, Middle Cerebral ArteryIntracranial HemorrhagesThromboembolismRetrospective StudiesWarfarinThrombectomyEmbolectomyRecurrenceIncidencePlatelet Aggregation InhibitorsEmbolism, CholesterolCohort StudiesPhlebographyPredictive Value of TestsThrombophiliaSeverity of Illness IndexCerebral AngiographyMagnetic Resonance ImagingHeparinHemorrhageCase-Control StudiesMagnetic Resonance AngiographyAspirinAtrial FibrillationFemoral VeinRisk AssessmentIntracranial ArteriosclerosisHeparin, Low-Molecular-WeightFactor VSagittal Sinus ThrombosisVena Cava FiltersIliac VeinRegistriesRecovery of FunctionOdds RatioEchocardiography, TransesophagealBrainRiskReperfusionComorbidityVenous ThromboembolismCerebrovascular CirculationNeuroprotective AgentsAngiographyIntracranial Arterial DiseasesVentilation-Perfusion RatioHemostasisUpper Extremity Deep Vein ThrombosisBlood CoagulationAge FactorsPrognosisCerebral ArteriesVena Cava, InferiorForamen Ovale, PatentMultivariate AnalysisDiffusion Magnetic Resonance ImagingStentsIschemiaStroke, LacunarCarotid StenosisLogistic ModelsCerebral VeinsProthrombinDisease Models, AnimalFibrin Fibrinogen Degradation ProductsMyocardial InfarctionCerebral RevascularizationParesisMechanical Thrombolysis