Renal ArteryRenal Artery ObstructionHemodynamicsArteriesHypertension, RenovascularPulmonary ArteryRenal CirculationCarotid ArteriesFemoral ArteryCerebral ArteriesAngiographyKidneyMesenteric ArteriesIliac ArteryBlood PressureRenal VeinsBasilar ArteryHypertension, RenalAngioplasty, BalloonStentsAorta, AbdominalAneurysmVertebral ArteryCoronary Artery BypassCeliac ArteryRegional Blood FlowCarotid Artery, InternalRadial ArteryVascular ResistanceMesenteric Artery, SuperiorDogsTreatment OutcomeSplenic ArteryMagnetic Resonance AngiographyMammary ArteriesAngioplastyHepatic ArterySubclavian ArteryBlood Flow VelocityVasoconstrictionCarotid Artery DiseasesTime FactorsTomography, X-Ray ComputedBrachial ArteryCoronary VesselsVasodilationAngiography, Digital SubtractionGlomerular Filtration RateCarotid Artery, CommonNephrectomyUltrasonography, Doppler, DuplexOphthalmic ArteryReninRadioisotope RenographyBlood Vessel Prosthesis ImplantationAortographyMiddle Cerebral ArteryHypertensionAortic Aneurysm, AbdominalIodohippuric AcidCardiac OutputVascular Surgical ProceduresArterial Occlusive DiseasesVasodilator AgentsUltrasonography, DopplerArteriosclerosisRetrospective StudiesUmbilical ArteriesCaptoprilBlood Vessel ProsthesisVascular PatencyUltrasonography, Doppler, ColorMuscle, Smooth, VascularVasoconstrictor AgentsCerebrovascular CirculationEndothelium, VascularPulsatile FlowFollow-Up StudiesSwineModels, CardiovascularProspective StudiesCreatinineRats, Sprague-DawleyAntihypertensive AgentsThoracic ArteriesTechnetium Tc 99m PentetatePopliteal ArteryHeart RateTemporal ArteriesCoronary AngiographyBronchial ArteriesCoronary CirculationCarotid Artery, ExternalNitric OxideEmbolization, TherapeuticAtherosclerosisPostoperative ComplicationsHypertension, PulmonaryKidney Function TestsNorepinephrine