Elasticity Imaging TechniquesLiver CirrhosisHypertension, PortalPortal VeinElasticityDiagnostic Techniques, Digestive SystemAlcohol AbstinenceHypertensionEsophageal and Gastric VaricesHepatitis C, ChronicROC CurveBiopsyLiverBiliary AtresiaHypertension, PulmonaryPortal SystemAspartate AminotransferasesLiver Cirrhosis, AlcoholicElastic ModulusSensitivity and SpecificityReproducibility of ResultsLiver Function TestsUltrasonography, MammaryPredictive Value of TestsHepatitis B, ChronicPhantoms, ImagingPlatelet CountSeverity of Illness IndexPortal PressureImage Interpretation, Computer-AssistedHypertension, RenalProspective StudiesBlood PressureImage EnhancementDisease ProgressionBreast CystBiological MarkersAntihypertensive AgentsHypertension, RenovascularHypertension, MalignantShear StrengthThyroid NoduleUltrasonographyEquipment DesignLiver CirculationCervical RipeningStress, MechanicalLiver DiseasesGelatinHardnessFibroadenomaIschemic Attack, TransientAcousticsHypertension, Pregnancy-InducedRisk FactorsTime FactorsSignal-To-Noise RatioAlgorithmsEndosonographyPortasystemic Shunt, SurgicalImage Processing, Computer-AssistedComputer SystemsPulmonary ArteryOcular HypertensionSplenic VeinFinite Element AnalysisFeasibility StudiesRats, Inbred SHRHemodynamicsReninRetrospective StudiesDermatologic Surgical ProceduresUltrasonography, InterventionalTransducersBlood Pressure DeterminationMagnetic Resonance ImagingKidney