Radial ArteryCarotid ArteriesCarotid Artery DiseasesCarotid Artery, InternalCarotid StenosisCarotid Artery, CommonCarotid Artery, ExternalEndarterectomy, CarotidCarotid Artery ThrombosisDissectionArteriesCarotid Artery, Internal, DissectionAneurysm, DissectingCarotid BodyArterial Occlusive DiseasesCerebral ArteriesCerebral AngiographyTunica IntimaCarotid SinusStentsVertebral ArteryFemoral ArteryPulmonary ArteryTunica MediaRetinal Artery OcclusionBalloon OcclusionNeck DissectionAngiographyMagnetic Resonance AngiographyBasilar ArteryIschemic Attack, TransientTomography, X-Ray ComputedBrain IschemiaTreatment OutcomeUltrasonography, Doppler, DuplexCarotid Artery InjuriesAngioplasty, BalloonCarotid Intima-Media ThicknessCerebrovascular CirculationRenal ArteryAortic AneurysmAngiography, Digital SubtractionTime FactorsSubclavian ArteryVertebral Artery DissectionAngioplastyIliac ArteryMesenteric ArteriesEndarterectomyStrokeCoronary OcclusionArteriosclerosisCerebral InfarctionCatheterizationCerebrovascular DisordersIntracranial AneurysmCoronary Artery BypassMiddle Cerebral ArteryMammary ArteriesRisk FactorsFollow-Up StudiesEmbolization, TherapeuticInfarction, Middle Cerebral ArteryRetrospective StudiesProspective StudiesBlood PressureBlood Flow VelocityAneurysmRegional Blood FlowBlood Vessel Prosthesis ImplantationBrachial ArteryCoronary VesselsRetinal Vein OcclusionCerebral RevascularizationOphthalmic ArteryIntracranial EmbolismUltrasonographyMuscle, Smooth, VascularCollateral CirculationConstriction, PathologicConstrictionPostoperative ComplicationsLigationCircle of WillisUltrasonography, Doppler, ColorUltrasonography, Doppler, TranscranialIntracranial Embolism and ThrombosisAortic Aneurysm, ThoracicIntracranial ArteriosclerosisHemodynamicsDogsDisease Models, AnimalTemporal ArteriesBlood Vessel ProsthesisMesenteric Artery, SuperiorAtherosclerosisCeliac ArteryPredictive Value of TestsAorta, ThoracicAmaurosis Fugax