Carotid ArteriesCarotid StenosisCarotid Artery DiseasesNeckEndarterectomy, CarotidHead and Neck NeoplasmsCarotid Artery, InternalCarotid Artery, CommonCarotid BodyCarotid SinusNeck PainCarotid Artery, ExternalCarotid Artery ThrombosisCarotid Artery InjuriesCarotid Intima-Media ThicknessNeck InjuriesTunica IntimaTunica MediaCarotid Body TumorCarotid Artery, Internal, DissectionFemoral Neck FracturesEndarterectomyUltrasonography, Doppler, DuplexStentsCerebral AngiographyIschemic Attack, TransientAngioplastyRisk FactorsStrokeArteriosclerosisCarcinoma, Squamous CellChemoreceptor CellsCerebrovascular DisordersMagnetic Resonance AngiographyTreatment OutcomeTomography, X-Ray ComputedAngioplasty, BalloonAngiography, Digital SubtractionProspective StudiesUltrasonographyAngiographyArterial Occlusive DiseasesIntracranial EmbolismCerebrovascular CirculationPressoreceptorsBlood Flow VelocityTime FactorsBrain IschemiaBlood PressureFollow-Up StudiesAtherosclerosisIntracranial ArteriosclerosisRetrospective StudiesUltrasonography, Doppler, TranscranialAmaurosis FugaxPlaque, AtheroscleroticPostoperative ComplicationsPredictive Value of TestsUltrasonography, Doppler, ColorJugular VeinsCranial Nerve InjuriesVertebral ArteryIntracranial AneurysmRisk AssessmentCavernous SinusCatheterizationCerebral InfarctionSeverity of Illness IndexMagnetic Resonance ImagingUltrasonography, DopplerIntracranial Embolism and ThrombosisCircle of WillisRecurrenceEmbolization, TherapeuticCerebral RevascularizationSensitivity and SpecificityAneurysmRegional Blood FlowAuscultationAsymptomatic DiseasesCervical PlexusReproducibility of ResultsCerebral ArteriesSodium CyanideBlood Vessel Prosthesis ImplantationConstriction, PathologicReflexHemodynamicsCalcinosisHyperplasiaBaroreflexBlood Vessel ProsthesisIntraoperative ComplicationsComplianceLigationHeadMuscle, Smooth, VascularFemoral ArteryCohort StudiesEmbolism