LegCarotid ArteriesCarotid Artery DiseasesCarotid Artery, InternalCarotid Artery, CommonCarotid StenosisArteriesCarotid Artery, ExternalEndarterectomy, CarotidCarotid Artery ThrombosisPulmonary ArteryCerebral ArteriesFemoral ArteryCarotid Artery, Internal, DissectionRenal ArteryBasilar ArteryMesenteric ArteriesVertebral ArteryCarotid BodyCarotid SinusTunica IntimaCoronary Artery BypassIliac ArterySubclavian ArteryRadial ArteryCarotid Artery InjuriesStentsCerebral AngiographyArterial Occlusive DiseasesMammary ArteriesTunica MediaBrachial ArteryUltrasonography, Doppler, DuplexCarotid Intima-Media ThicknessAngiographyMagnetic Resonance AngiographyAngioplasty, BalloonOphthalmic ArteryMiddle Cerebral ArterySplenic ArteryIschemic Attack, TransientArteriosclerosisCoronary VesselsAngiography, Digital SubtractionMuscle, Smooth, VascularTomography, X-Ray ComputedCerebrovascular CirculationHepatic ArteryTreatment OutcomeAngioplastyEndarterectomyTemporal ArteriesCeliac ArteryLeg UlcerRisk FactorsAneurysmTime FactorsBrain IschemiaBlood PressureStrokeVasodilationCatheterizationRegional Blood FlowMesenteric Artery, SuperiorCerebrovascular DisordersUmbilical ArteriesEndothelium, VascularRenal Artery ObstructionProspective StudiesThoracic ArteriesUltrasonography, Doppler, ColorRetinal Artery OcclusionFollow-Up StudiesPopliteal ArteryUltrasonographyVasoconstrictionBronchial ArteriesIntracranial AneurysmUltrasonography, DopplerAtherosclerosisUlnar ArteryCoronary AngiographyCerebral InfarctionIntracranial EmbolismCircle of WillisLigationConstriction, PathologicUltrasonography, Doppler, TranscranialIntracranial ArteriosclerosisEmbolization, TherapeuticHemodynamicsUterine ArteryRetrospective StudiesInfarction, Middle Cerebral ArteryCoronary DiseaseBlood Flow VelocityVasodilator AgentsIntracranial Embolism and ThrombosisPredictive Value of TestsCerebral Revascularization