Femoral VeinVeinsArteriesSaphenous VeinPopliteal VeinIliac VeinVaricose VeinsFemoral ArteryPortal VeinPulmonary ArteryVenous InsufficiencyPhlebographyUltrasonography, Doppler, DuplexVenous ValvesJugular VeinsVenous ThrombosisCarotid ArteriesRenal ArteryCerebral ArteriesMesenteric ArteriesPulmonary VeinsCatheterization, PeripheralMesenteric VeinsBasilar ArteryThighLegVascular PatencyThrombophlebitisIliac ArterySubclavian VeinHepatic VeinsVascular MalformationsVertebral ArteryCoronary Artery BypassVascular Surgical ProceduresMammary ArteriesRadial ArteryVena Cava, InferiorCatheterization, Central VenousRenal VeinsCarotid Artery, InternalSubclavian ArteryTreatment OutcomeVenous PressureRegional Blood FlowUmbilical VeinsDogsTime FactorsCarotid Artery DiseasesSplenic ArteryHepatic ArteryArteriovenous Shunt, SurgicalBrachial ArteryVascular GraftingConstriction, PathologicCarotid Artery, CommonThrombosisCardiac CatheterizationUltrasonography, Doppler, ColorCatheterizationCoronary VesselsVascular NeoplasmsBlood Vessel ProsthesisLower ExtremityCatheters, IndwellingVaricose UlcerTomography, X-Ray ComputedVena Cava FiltersLigationPulmonary EmbolismCeliac ArteryVasoconstrictionMesenteric Artery, SuperiorOphthalmic ArteryBlood Vessel Prosthesis ImplantationHemodynamicsUmbilical ArteriesDissectionFollow-Up StudiesGraft Occlusion, VascularPopliteal ArterySplenic VeinThoracic ArteriesAnastomosis, SurgicalRenal Artery ObstructionMiddle Cerebral ArteryBlood Flow VelocityPhlebotomyProspective StudiesCerebral VeinsTemporal ArteriesBlood PressureCadaverPostoperative ComplicationsBronchial ArteriesStentsPolytetrafluoroethyleneUltrasonography, DopplerCentral Venous PressureUlnar Artery