Peripheral Arterial DiseaseArteriesPeripheral Vascular DiseasesAnkle Brachial IndexFemoral ArteryArterial Occlusive DiseasesCerebral ArteriesPulmonary ArteryCarotid ArteriesIntermittent ClaudicationIliac ArteryBrachial ArteryRadial ArteryRenal ArteryRetinal Artery OcclusionLower ExtremityPopliteal ArteryBasilar ArteryMesenteric ArteriesCoronary OcclusionTime FactorsCarotid Artery, InternalCarotid Artery DiseasesRegional Blood FlowTreatment OutcomeBalloon OcclusionIschemiaVertebral ArteryCatheterization, PeripheralCoronary VesselsRetinal Vein OcclusionPeripheral NervesCoronary Artery BypassRisk FactorsAngioplasty, BalloonAngiographyConstriction, PathologicInfarction, Middle Cerebral ArterySubclavian ArteryBlood PressureMammary ArteriesTibial ArteriesVascular Access DevicesProspective StudiesLegMagnetic Resonance AngiographyFollow-Up StudiesVascular Surgical ProceduresStentsVasodilationCarotid Artery, CommonDogsMiddle Cerebral ArterySplenic ArteryDisease Models, AnimalCarotid StenosisPredictive Value of TestsHepatic ArteryCollateral CirculationTomography, X-Ray ComputedCoronary DiseaseBrain IschemiaDental OcclusionRetrospective StudiesEndothelium, VascularVascular PatencyCeliac ArteryHemodynamicsOphthalmic ArteryUltrasonography, DopplerMesenteric Artery, SuperiorAneurysmAtherosclerosisCerebral AngiographyBlue Toe SyndromeStrokeMyocardial InfarctionArteriosclerosisAtherectomyPeripheral Nervous SystemVasodilator AgentsHyperemiaRisk AssessmentMuscle, Smooth, VascularAnklePeripheral Nervous System DiseasesAmputationEmbolization, TherapeuticCoronary AngiographySwineRenal Artery ObstructionCarotid Artery ThrombosisHindlimbCarotid Artery, ExternalAngioplastyExercise TestBiological MarkersTemporal ArteriesChi-Square DistributionCalcinosis