Carotid StenosisCarotid ArteriesEndarterectomy, CarotidCarotid Artery DiseasesCarotid Artery, InternalCarotid Artery, CommonArteriesAortic Valve StenosisUltrasonography, Doppler, DuplexStentsIschemic Attack, TransientEndarterectomyConstriction, PathologicCarotid Artery, ExternalCoronary StenosisAngioplastyStrokeCerebrovascular DisordersCarotid BodySpinal StenosisMagnetic Resonance AngiographyUltrasonography, Doppler, TranscranialCerebral AngiographyCarotid SinusTracheal StenosisCarotid Artery ThrombosisAngiographyAngiography, Digital SubtractionAngioplasty, BalloonRisk FactorsPulmonary ArteryCerebral ArteriesTreatment OutcomeArterial Occlusive DiseasesAmaurosis FugaxProspective StudiesSeverity of Illness IndexFollow-Up StudiesRenal ArteryFemoral ArteryIntracranial EmbolismUltrasonographyUltrasonography, Doppler, ColorCoronary Artery BypassPyloric StenosisMitral Valve StenosisPulmonary Valve StenosisCarotid Artery InjuriesUltrasonography, DopplerTomography, X-Ray ComputedPredictive Value of TestsIntracranial ArteriosclerosisMiddle Cerebral ArteryBlood Flow VelocityCerebrovascular CirculationBrain IschemiaRetrospective StudiesTime FactorsRenal Artery ObstructionBasilar ArteryAuscultationVertebral ArteryPostoperative ComplicationsArteriosclerosisMesenteric ArteriesRecurrenceAsymptomatic DiseasesIliac ArteryRetinal Artery OcclusionSensitivity and SpecificityRisk AssessmentOphthalmic ArteryEmbolismCoronary AngiographyCerebral InfarctionHemodynamicsTunica IntimaSubclavian ArteryCarotid Intima-Media ThicknessCoronary VesselsRadial ArteryTunica MediaCalcinosisObserver VariationBlood PressureCoronary DiseaseMammary ArteriesDoppler EffectCarotid Artery, Internal, DissectionIntracranial Embolism and ThrombosisBrachial ArteryPatient SelectionAtherosclerosisPlaque, AtheroscleroticVascular PatencyVertebrobasilar InsufficiencyReproducibility of ResultsCranial Nerve InjuriesCatheterizationMagnetic Resonance Imaging