Carotid StenosisEndarterectomy, CarotidEndarterectomyCarotid ArteriesCarotid Artery DiseasesCarotid Artery, InternalUltrasonography, Doppler, DuplexAngioplastyCarotid Artery, CommonIschemic Attack, TransientStrokeStentsCerebrovascular DisordersCarotid Artery, ExternalAortic Valve StenosisConstriction, PathologicUltrasonography, Doppler, TranscranialTreatment OutcomeCarotid Artery ThrombosisAngioplasty, BalloonIntracranial EmbolismPostoperative ComplicationsCoronary StenosisRisk FactorsMagnetic Resonance AngiographyCranial Nerve InjuriesCerebral AngiographyAngiographyCarotid BodyArterial Occlusive DiseasesSpinal StenosisProspective StudiesAngiography, Digital SubtractionFollow-Up StudiesCarotid SinusSeverity of Illness IndexAmaurosis FugaxTracheal StenosisRecurrenceRetrospective StudiesBlood Flow VelocityBrain IschemiaTime FactorsUltrasonographyUltrasonography, Doppler, ColorCerebrovascular CirculationRisk AssessmentAsymptomatic DiseasesIntracranial ArteriosclerosisCervical PlexusPyloric StenosisPredictive Value of TestsArteriosclerosisUltrasonography, DopplerMitral Valve StenosisIntraoperative ComplicationsAuscultationPulmonary Valve StenosisTomography, X-Ray ComputedPatient SelectionLife TablesEmbolismSensitivity and SpecificityMonitoring, IntraoperativeMiddle Cerebral ArteryTunica IntimaCerebral InfarctionIntracranial Embolism and ThrombosisVascular PatencyCarotid Artery InjuriesHypoglossal Nerve InjuriesHemodynamicsObserver VariationRetinal Artery OcclusionPlaque, AtheroscleroticAcetazolamideTunica MediaEmbolic Protection DevicesBlood Vessel ProsthesisReoperationCarotid Intima-Media ThicknessCalcinosisCoronary Artery BypassPolyethylene TerephthalatesAtherosclerosisCollateral CirculationReproducibility of ResultsPostoperative PeriodVascular Surgical ProceduresDoppler EffectRenal Artery ObstructionPreoperative CareFemoral ArteryPolytetrafluoroethyleneChi-Square DistributionBlood PressureAnesthesia, LocalMagnetic Resonance ImagingOdds RatioBlood Vessel Prosthesis Implantation