Portal VeinHypertension, PortalHypertensionHypertension, PulmonaryPortal SystemPortal PressureHypertension, RenalBlood PressureProspective StudiesRetrospective StudiesAntihypertensive AgentsHypertension, RenovascularTreatment OutcomeRisk FactorsFollow-Up StudiesTime FactorsHypertension, MalignantLiver CirculationSaudi ArabiaPrevalenceHypertension, Pregnancy-InducedCohort StudiesSeverity of Illness IndexKidney Failure, ChronicCross-Sectional StudiesRenal DialysisEsophageal and Gastric VaricesCase-Control StudiesPortasystemic Shunt, SurgicalPrognosisOcular HypertensionSplenic VeinIncidencePulmonary ArteryRisk AssessmentPredictive Value of TestsChi-Square DistributionChronic DiseaseAge FactorsSurvival RateMultivariate AnalysisRats, Inbred SHRReninTomography, X-Ray ComputedLiver CirrhosisBlood Pressure DeterminationLogistic ModelsHemodynamicsMesenteric VeinsIntracranial HypertensionDouble-Blind MethodPortographyKidney TransplantationUnited StatesHepatic VeinsEchocardiographyKidneyPostoperative ComplicationsRats, Inbred WKYVascular ResistanceElectrocardiographyHepatic ArterySurvival AnalysisDesoxycorticosteroneVenous PressureDrug Therapy, CombinationBiological MarkersComorbidityPortacaval Shunt, SurgicalLiverSex FactorsHypertrophy, Right VentricularCreatinineSensitivity and SpecificityGastrointestinal HemorrhageSodium Chloride, DietaryDisease ProgressionBlood Pressure Monitoring, AmbulatoryMonocrotalinePregnancy Complications, CardiovascularIranAngiotensin IIRecurrenceHospitalizationReproducibility of ResultsRenin-Angiotensin SystemProportional Hazards ModelsDose-Response Relationship, DrugQuestionnairesRats, Sprague-DawleySplanchnic CirculationKaplan-Meier EstimatePatient ComplianceAcute DiseaseMyocardial InfarctionFeasibility StudiesOdds RatioStatistics, NonparametricQuality of LifePilot Projects