Portal VeinHypertension, PortalHypertensionHypertension, PulmonaryPortal SystemPortal PressureHypertension, RenalBlood PressureAntihypertensive AgentsHypertension, RenovascularHypertension, MalignantLiver CirculationHypertension, Pregnancy-InducedEsophageal and Gastric VaricesPortasystemic Shunt, SurgicalRisk FactorsOcular HypertensionSplenic VeinPulmonary ArteryRats, Inbred SHRReninLiver CirrhosisBlood Pressure DeterminationHemodynamicsMesenteric VeinsIntracranial HypertensionPortographyHepatic VeinsKidneyRats, Inbred WKYVascular ResistanceHepatic ArteryDesoxycorticosteroneVenous PressurePortacaval Shunt, SurgicalLiverHypertrophy, Right VentricularGastrointestinal HemorrhageSodium Chloride, DietaryPrevalenceBlood Pressure Monitoring, AmbulatoryMonocrotalinePregnancy Complications, CardiovascularAngiotensin IITime FactorsRenin-Angiotensin SystemTreatment OutcomeRats, Sprague-DawleyFollow-Up StudiesSplanchnic CirculationProspective StudiesDisease Models, AnimalAldosteroneVasodilator AgentsHeart RateRetrospective StudiesHyperaldosteronismLigationPseudotumor CerebriHypertrophy, Left VentricularCardiovascular DiseasesSodium, DietaryHypersplenismDiureticsSystoleChronic DiseaseDiet, Sodium-RestrictedNitric OxidePulmonary CirculationPortasystemic Shunt, Transjugular IntrahepaticSplenorenal Shunt, SurgicalRats, Inbred DahlHydrochlorothiazideSplenic ArteryNorepinephrineCross-Sectional StudiesDiabetes MellitusRenal Artery ObstructionAge FactorsMuscle, Smooth, VascularPersistent Fetal Circulation SyndromeEndothelin-1Cohort StudiesObesityAnoxiaRenal ArteryMasked HypertensionSodium ChlorideAngiotensin-Converting Enzyme InhibitorsLiver TransplantationPrehypertensionRegional Blood FlowAngiotensinogenSympathetic Nervous SystemAscitesVasoconstrictionVasoconstrictor AgentsRats, WistarVenous ThrombosisBody Weight