Carotid SinusCarotid ArteriesCarotid Artery DiseasesCarotid StenosisCarotid Artery, InternalCarotid Artery, ExternalEndarterectomy, CarotidCarotid Artery, CommonCarotid BodyPressoreceptorsCarotid Artery ThrombosisSyncopeEndarterectomyChemoreceptor CellsCarotid Body TumorTunica MediaArteriosclerosisTunica IntimaMassageCerebral AngiographyUltrasonography, Doppler, DuplexStentsBlood PressureReflexCavernous SinusMagnetic Resonance AngiographyCranial SinusesMaxillary SinusCranial Nerve InjuriesSinus of ValsalvaIntracranial ArteriosclerosisAngiography, Digital SubtractionCarotid Artery InjuriesIschemic Attack, TransientDogsModels, CardiovascularParanasal SinusesUltrasonographyBlood Flow VelocityCarotid Intima-Media ThicknessKlippel-Feil SyndromeBrachiocephalic TrunkCerebrovascular DisordersDenervationAngiographyIntracranial EmbolismAngioplasty, BalloonArterial Occlusive DiseasesBaroreflexHemorheologyNeckTreatment OutcomeFrontal SinusSphenoid SinusParanasal Sinus DiseasesVagotomyTilt-Table TestProspective StudiesTime FactorsHemodynamicsModels, AnatomicTomography, X-Ray ComputedSick Sinus SyndromeRisk FactorsConstriction, PathologicStrokeSyncope, VasovagalCoronary SinusRegional Blood FlowHeart RateVagus NerveSodium CyanideCarotid Artery, Internal, DissectionEmbolization, TherapeuticGlossopharyngeal NerveFollow-Up StudiesAtherosclerosisRetrospective StudiesSinus Thrombosis, IntracranialCatsStress, MechanicalUltrasonography, Doppler, ColorRespirationImaging, Three-DimensionalIntracranial AneurysmEthmoid SinusMagnetic Resonance ImagingBradycardiaAngioplastyPostoperative ComplicationsVascular ResistancePredictive Value of TestsNeurons, EfferentRecurrenceHeart MassageSympathetic Nervous SystemAutonomic DenervationPhrenic NerveSensitivity and SpecificityFludrocortisone