Sympathectomy3-IodobenzylguanidineGanglionectomySympathetic Nervous SystemAutonomic Nervous System DiseasesDenervationIodobenzenesHeartTachycardia, VentricularIodine RadioisotopesMuscle DenervationAutonomic DenervationBlood PressureKidneySympathectomy, ChemicalNorepinephrineStellate GanglionHeart RateAdrenergic FibersEphedrineSympatholyticsShy-Drager SyndromeSympathetic Fibers, PostganglionicCatecholaminesRenal ArteryPressoreceptorsNeurons, EfferentParaventricular Hypothalamic NucleusAtrial RemodelingBaroreflexHypertensionPeroneal NerveReflexHyperhidrosisSciatic NerveRats, Sprague-DawleyHemodynamicsRegional Blood FlowAutonomic Nervous SystemDogsParasympathetic Nervous SystemSplanchnic NervesMedulla OblongataElectric StimulationMyocytes, CardiacPeripheral NervesTyramineTime FactorsVagus NerveCatheter AblationNerve FibersOxidopamineVentricular Outflow ObstructionRats, Inbred StrainsRadiopharmaceuticalsCordotomyCarotid SinusNerve RegenerationCardiac OutputOptic NerveMyocardiumCatsNatriuresisAutonomic Fibers, PreganglionicAfferent PathwaysChemoreceptor CellsDecerebrate StateRats, WistarDiuresisLong QT SyndromeMusclesNeurons, AfferentKidney PelvisCerebral ArteriesRats, Inbred SHRSympathomimeticsConsciousnessVagotomyRenal CirculationCardiovascular SystemThallium RadioisotopesAngiotensin IIParkinson DiseaseMicroinjectionsReninMuscle, SkeletalHeart FailureAutonomic Fibers, PostganglionicEpinephrineMechanoreceptorsNerve EndingsInjections, IntraventricularCardiac Surgical ProceduresTreatment OutcomeArrhythmias, CardiacThoracic NervesAqueous HumorNerve BlockPhenylephrineNerve Crush