ThrombosisVenous ThrombosisPostoperative ComplicationsCoronary ThrombosisSinus Thrombosis, IntracranialIntracranial ThrombosisCarotid Artery ThrombosisTreatment OutcomeAnticoagulantsRetrospective StudiesPhlebographySagittal Sinus ThrombosisIntraoperative ComplicationsIntracranial Embolism and ThrombosisRisk FactorsFollow-Up StudiesFemoral VeinThrombophiliaTime FactorsIliac VeinUpper Extremity Deep Vein ThrombosisPortal VeinProspective StudiesStentsThromboembolismHeparinHemorrhageFibrinolytic AgentsHeparin, Low-Molecular-WeightCerebral VeinsPlatelet Aggregation InhibitorsHemostasisVena Cava, InferiorFactor VTomography, X-Ray ComputedBlood CoagulationCavernous Sinus ThrombosisDiabetes ComplicationsThrombectomyReoperationAntiphospholipid SyndromeSubclavian VeinPregnancy ComplicationsCatheterization, Central VenousCatheters, IndwellingLateral Sinus ThrombosisBleeding TimeIncidenceRecurrenceFibrin Fibrinogen Degradation ProductsJugular VeinsMesenteric VeinsProtein S DeficiencyPlatelet AggregationRisk AssessmentProthrombinPopliteal VeinDrug-Eluting StentsVenous ThromboembolismWarfarinBlood PlateletsCatheterization, PeripheralAcute DiseaseThrombolytic TherapyAntibodies, AntiphospholipidProsthesis DesignRenal VeinsArteriovenous Shunt, SurgicalUltrasonography, Doppler, DuplexCatheterizationAspirinProtein C DeficiencyPregnancy Complications, CardiovascularPlatelet ActivationEquipment FailureCranial SinusesDevice RemovalSplenic VeinLupus Coagulation InhibitorGraft Occlusion, VascularThromboplastinActivated Protein C ResistanceAngioplasty, Balloon, CoronaryBudd-Chiari SyndromeVena Cava FiltersFatal OutcomeAxillary VeinLength of StayAntithrombin III DeficiencyPostoperative HemorrhageMesenteric Vascular OcclusionBlood Vessel ProsthesisLiver TransplantationFibrinolysisPregnancyAngiographyConstriction, PathologicVascular Surgical ProceduresLaparoscopyTiclopidine