Carotid BodyHeart FailureCarotid Body TumorCarotid ArteriesChemoreceptor CellsCarotid StenosisHeartCarotid Artery DiseasesCarotid SinusEndarterectomy, CarotidCarotid Artery, InternalHeart RateCarotid Artery, CommonAnoxiaCardiac Output, LowSodium CyanideHeart Failure, SystolicHeart Failure, DiastolicCarotid Artery, ExternalParaganglia, NonchromaffinStroke VolumeChronic DiseaseHeart DiseasesMyocardiumHemodynamicsTime FactorsTreatment OutcomeHeart TransplantationGlossopharyngeal NerveCardiomyopathy, DilatedNatriuretic Peptide, BrainVentricular Function, LeftRespirationCarotid Artery ThrombosisVentricular Dysfunction, LeftTreatment FailureOxygenRisk FactorsCarotid Artery InjuriesDenervationProspective StudiesCarbon DioxideFollow-Up StudiesAdrenergic beta-AntagonistsAortic BodiesVentricular RemodelingEchocardiographyBlood PressureCarotid Intima-Media ThicknessHypercapniaHeart Defects, CongenitalCardiotonic AgentsMyocardial ContractionCatsDogsCardiac Pacing, ArtificialRats, Sprague-DawleyPulmonary VentilationMyocardial InfarctionSympathetic Nervous SystemHeart Function TestsRetrospective StudiesDisease Models, AnimalPrognosisCardiomyopathiesReflexTunica IntimaCardiomegalyPredictive Value of TestsSeverity of Illness IndexTunica MediaMyocytes, CardiacDiureticsDomperidoneAngiotensin-Converting Enzyme InhibitorsBiological MarkersPressoreceptorsHeart AtriaCatecholaminesSystoleHospitalizationHeart-Assist DevicesOxygen ConsumptionRisk AssessmentRats, WistarMyocardial IschemiaExercise TestPropanolaminesFetal HeartHyperoxiaRabbitsNorepinephrineDiastoleCalciumCarotid Artery, Internal, DissectionHeart VentriclesHeart ValvesAnimals, NewbornSympathectomyKidney Failure, Chronic