AortaArteriesAorta, ThoracicAorta, AbdominalPulmonary ArteryCarotid ArteriesRenal ArteryFemoral ArteryMesenteric ArteriesCerebral ArteriesBasilar ArteryIliac ArteryCoronary Artery BypassVertebral ArteryRadial ArteryMammary ArteriesSubclavian ArteryCarotid Artery, InternalCarotid Artery DiseasesSplenic ArteryBrachial ArteryCoronary VesselsCarotid Artery, CommonHepatic ArteryCeliac ArteryMuscle, Smooth, VascularMesenteric Artery, SuperiorOphthalmic ArteryUmbilical ArteriesThoracic ArteriesVasodilationRenal Artery ObstructionMiddle Cerebral ArteryVasoconstrictionEndothelium, VascularAortic DiseasesTemporal ArteriesBronchial ArteriesPopliteal ArteryUlnar ArteryTomography, X-Ray ComputedCoronary AngiographyUterine ArteryVasodilator AgentsArterial Occlusive DiseasesAortic CoarctationAngiographyArteriosclerosisCarotid Artery, ExternalCarotid Artery InjuriesTreatment OutcomeStentsVasoconstrictor AgentsAxillary ArteryAortographyTime FactorsBlood PressureCoronary DiseaseAortic AneurysmBlood Vessel Prosthesis ImplantationAneurysm, DissectingRabbitsInfarction, Middle Cerebral ArteryAneurysmRegional Blood FlowRetinal Artery OcclusionMagnetic Resonance AngiographyCarotid Artery ThrombosisMeningeal ArteriesHemodynamicsAortic Aneurysm, ThoracicAcetylcholineCarotid StenosisNitric OxideBlood Vessel ProsthesisAngioplasty, BalloonAneurysm, FalseDogsFollow-Up StudiesConstriction, PathologicPhenylephrineCerebral AngiographyCoronary CirculationRats, WistarMuscle RelaxationRats, Sprague-DawleyMuscle ContractionCatheterizationVascular PatencyCalcinosisAtherosclerosisSwineNorepinephrineMaxillary ArteryRisk FactorsDose-Response Relationship, DrugRetrospective StudiesCoronary StenosisUltrasonography, DopplerProspective Studies