Peripheral Arterial DiseaseArteriesPeripheral Vascular DiseasesAnkle Brachial IndexFemoral ArteryPulmonary ArteryIntermittent ClaudicationCarotid ArteriesCerebral ArteriesIliac ArteryBrachial ArteryArterial Occlusive DiseasesRadial ArteryRenal ArteryLower ExtremityMesenteric ArteriesPopliteal ArteryBasilar ArteryPeripheral NervesCatheterization, PeripheralCoronary Artery BypassVertebral ArteryRegional Blood FlowRisk FactorsCarotid Artery DiseasesTime FactorsMammary ArteriesIschemiaTreatment OutcomeCoronary VesselsVascular Access DevicesCarotid Artery, InternalAngioplasty, BalloonTibial ArteriesSubclavian ArteryLegProspective StudiesAngiographyBlood PressureVasodilationSplenic ArteryVascular Surgical ProceduresConstriction, PathologicFollow-Up StudiesMagnetic Resonance AngiographyHepatic ArteryCarotid Artery, CommonBlue Toe SyndromeAtherosclerosisPredictive Value of TestsPeripheral Nervous SystemEndothelium, VascularRisk AssessmentAtherectomyPeripheral Nervous System DiseasesUltrasonography, DopplerArteriosclerosisMuscle, Smooth, VascularCeliac ArteryAnkleAneurysmOphthalmic ArteryMesenteric Artery, SuperiorExercise TestVasodilator AgentsStentsCalcinosisAmputationBiological MarkersUmbilical ArteriesMiddle Cerebral ArteryRetrospective StudiesHindlimbChi-Square DistributionRenal Artery ObstructionAortaTomography, X-Ray ComputedWalkingThoracic ArteriesGangreneCoronary DiseaseCarotid StenosisTemporal ArteriesBronchial ArteriesCardiovascular DiseasesCardiovascular AgentsNeovascularization, PhysiologicDisease Models, AnimalVascular PatencySwineHemodynamicsUlnar ArteryHyperemiaToesAngioplastyUterine ArterySeverity of Illness IndexCase-Control StudiesDogsCoronary Angiography