Vena Cava, InferiorVena Cava, SuperiorSuperior Vena Cava SyndromeVena Cava FiltersVenae CavaeAzygos VeinPhlebographyInferior ColliculiRenal VeinsVenous ThrombosisBudd-Chiari SyndromeHepatic VeinsVascular NeoplasmsPulmonary EmbolismIliac VeinVascular MalformationsBrachiocephalic VeinsHeart AtriaDevice RemovalTomography, X-Ray ComputedCatheterization, Central VenousLeiomyosarcomaJugular VeinsTreatment OutcomeCoronary SinusPulmonary VeinsMesenteric Artery, InferiorPortal VeinVeinsConstriction, PathologicFemoral VeinRed CrossHeterotaxy SyndromeVenous PressureScimitar SyndromeMagnetic Resonance ImagingHeart Bypass, RightAnastomosis, SurgicalSitus InversusProsthesis ImplantationThrombosisHeart NeoplasmsCatheter AblationSubclavian VeinDogsHeart Defects, CongenitalVascular DiseasesAtrial FlutterTime FactorsConstrictionRetroperitoneal NeoplasmsIncidental FindingsVascular Surgical ProceduresMandibular NerveCatheterizationBlood Vessel Prosthesis ImplantationRetrospective StudiesEchocardiographyAnticoagulantsPolytetrafluoroethyleneHeart Septal Defects, AtrialThrombectomyFollow-Up StudiesThrombophlebitisMesenteric VeinsForeign-Body MigrationEquipment FailureOlivary NucleusPulmonary ArteryStentsInferior Wall Myocardial InfarctionPortacaval Shunt, SurgicalLeiomyomatosisCollateral CirculationTricuspid ValveHepatectomyAngiographyCardiovascular AbnormalitiesArteriovenous FistulaVascular GraftingEchocardiography, TransesophagealAtrial Function, RightMediastinal NeoplasmsMediastinal DiseasesMultiple TraumaAbnormalities, MultipleBlood Vessel ProsthesisFatal OutcomeUltrasonography, PrenatalLiver TransplantationFontan ProcedureReplantationLiver CirculationBlood Flow VelocityBrain MappingCardiac CatheterizationCardiac Surgical ProceduresVascular PatencyFeasibility StudiesLigation