Pulmonary EmbolismEmbolismEmbolism, FatEmbolism, ParadoxicalIntracranial EmbolismThrombosisIntracranial Embolism and ThrombosisEmbolism, Amniotic FluidVenous ThrombosisEmbolism, CholesterolBlood VesselsAnticoagulantsEmbolectomyThrombophlebitisThrombectomyThromboembolismEchocardiography, TransesophagealVentilation-Perfusion RatioCoronary ThrombosisVena Cava FiltersHeart DiseasesTomography, X-Ray ComputedVena Cava, InferiorFibrinolytic AgentsAngiographyCarotid Artery ThrombosisLymphatic VesselsHeparinForamen Ovale, PatentPulmonary ArteryAcute DiseaseFemoral VeinPhlebographyCoronary VesselsWarfarinTreatment OutcomeFibrinRetinal VesselsThrombolytic TherapyHeart AtriaTomography, Spiral ComputedSuctionHeart Septal Defects, AtrialVentricular Dysfunction, RightEchocardiographyBlood PlateletsBlood CoagulationTime FactorsVenous ThromboembolismFatal OutcomePlatelet AdhesivenessHemorrhageProspective StudiesRetrospective StudiesRisk FactorsPlatelet AggregationRecurrenceIliac VeinAtrial AppendageEmbolism and ThrombosisPostoperative ComplicationsAtrial FibrillationIntraoperative ComplicationsFollow-Up StudiesHeparin, Low-Molecular-WeightXylemCerebral InfarctionAngioscopyPopliteal VeinStreptokinaseAutopsyStrokePredictive Value of TestsVeinsTissue Plasminogen ActivatorAortic DiseasesMagnetic Resonance AngiographyTechnetium Tc 99m Aggregated AlbuminPlatelet Aggregation InhibitorsRisk AssessmentMyxomaMyocardial InfarctionDisease Models, AnimalCatheterizationHeart NeoplasmsPlatelet ActivationSensitivity and SpecificityCoronary AngiographyHemoptysisEndothelium, VascularDogsCardiac CatheterizationPlant StemsIncidenceArteriesArterial Occlusive DiseasesInfarctionContrast MediaFibrinogenFibrinolysis