Carotid Artery, InternalCarotid Artery, Internal, DissectionMoyamoya DiseaseCerebral AngiographyCarotid Artery DiseasesCarotid ArteriesCarotid StenosisInternal Mammary-Coronary Artery AnastomosisCarotid Artery, ExternalCarotid Artery, CommonTomography, X-Ray ComputedMammary ArteriesCarotid Artery ThrombosisEndarterectomy, CarotidAngiography, Digital SubtractionArterial Occlusive DiseasesThoracic ArteriesSternumMagnetic Resonance AngiographyIntracranial AneurysmJugular VeinsArteriesCerebral ArteriesUltrasonography, Doppler, DuplexCerebrovascular CirculationCircle of WillisIschemic Attack, TransientVertebral ArteryCerebral RevascularizationCavernous SinusTreatment OutcomeEndarterectomyAngiographyAneurysmCerebrovascular DisordersIntracranial Embolism and ThrombosisCoronary Artery BypassStentsSurgical Wound InfectionCarotid Artery InjuriesBlood Flow VelocityCollateral CirculationTunica IntimaPostoperative ComplicationsUltrasonography, Doppler, TranscranialCerebral InfarctionMiddle Cerebral ArteryBrain IschemiaOphthalmic ArteryFollow-Up StudiesEmbolization, TherapeuticStrokeIntracranial EmbolismCarotid-Cavernous Sinus FistulaTunica MediaFibromuscular DysplasiaBasilar ArteryUltrasonography, Doppler, ColorAngioplasty, BalloonEpistaxisUltrasonographyPetrous BoneCarotid BodyIntracranial ArteriosclerosisAmaurosis FugaxBalloon OcclusionAngioplastyArteriosclerosisAneurysm, RupturedCranial Nerve DiseasesTemporal ArteriesHorner SyndromeCarotid SinusCatheterizationAnterior Cerebral ArteryCarotid Intima-Media ThicknessCerebral Arterial DiseasesAneurysm, FalseConstriction, PathologicSphenoid BoneInjections, Intra-ArterialMagnetic Resonance ImagingRegional Blood FlowProspective StudiesTime FactorsSubarachnoid HemorrhageAcetazolamidePulmonary ArterySubclavian ArteryRisk FactorsUltrasonography, DopplerRetrospective StudiesFemoral ArteryBrainInfarction, Middle Cerebral ArteryRetinal Artery OcclusionSensitivity and SpecificityPredictive Value of TestsAneurysm, DissectingHemodynamics