Myotonia CongenitaIschemic Attack, TransientParesisDeath, SuddenDeath, Sudden, CardiacStrokeHeadacheCerebrovascular DisordersRisk FactorsTime FactorsRetrospective StudiesFollow-Up StudiesTreatment OutcomeSudden Infant DeathFatigueProspective StudiesSeverity of Illness IndexTomography, X-Ray ComputedBrain IschemiaFacial ParalysisDepressionPrevalenceQuestionnairesPainMagnetic Resonance ImagingCarotid StenosisOculomotor Nerve DiseasesAbducens Nerve DiseasesCoughDyspneaDizzinessCarotid Artery DiseasesCerebral InfarctionAbdominal PainRecurrenceEndarterectomy, CarotidCohort StudiesCerebral AngiographyQuality of LifeIncidenceGastrointestinal DiseasesParturient ParesisAge FactorsRisk AssessmentComorbidityParalysisPrognosisAcute DiseaseCarotid Artery, InternalCross-Sectional StudiesConstipationDiplopiaParaparesis, SpasticEndarterectomyVomitingSex FactorsIntracranial ArteriosclerosisNauseaOphthalmoplegiaPredictive Value of TestsBrain Stem InfarctionsIntracranial EmbolismHorner SyndromeNeurologyIntracranial Embolism and ThrombosisIntracranial Arterial DiseasesAmaurosis FugaxStress, PsychologicalAspirinBrainDeglutition DisordersVertebrobasilar InsufficiencyCarotid ArteriesEmbolismPruritusNeurologic ExaminationMoyamoya DiseaseLogistic ModelsNervous System DiseasesUnited StatesSecondary PreventionAnticoagulantsChronic DiseaseHemiplegiaCalciumPlatelet Aggregation InhibitorsPostoperative ComplicationsFeverInfant, NewbornPsychiatric Status Rating ScalesCase-Control StudiesAtrial FibrillationRiskPain MeasurementCerebral HemorrhageAbducens NerveMigraine DisordersCerebral ArteriesSex DistributionCerebrovascular Circulation