Portal SystemPortasystemic Shunt, Transjugular IntrahepaticPortasystemic Shunt, SurgicalHypertension, PortalHepatic EncephalopathyPortal VeinEsophageal and Gastric VaricesAscitesBudd-Chiari SyndromeGastrointestinal HemorrhageLiver CirrhosisVascular MalformationsHepatic VeinsPortographySplenic VeinHydrothoraxPortal PressureSplenorenal Shunt, SurgicalHepatorenal SyndromeLiver CirculationLiver TransplantationParacentesisCyanoacrylatesPortacaval Shunt, SurgicalSclerotherapyVena Cava, InferiorMesenteric VeinsPhlebographyDog DiseasesLiver DiseasesCollateral CirculationLiver Cirrhosis, AlcoholicVentriculoperitoneal ShuntVaricose VeinsTreatment OutcomeCerebrospinal Fluid ShuntsLiverStentsRetrospective StudiesRenal VeinsVenous ThrombosisPostoperative ComplicationsVascular FistulaRadiology, InterventionalTomography, X-Ray ComputedHemostasis, EndoscopicFeasibility StudiesDogsHepatic ArteryHepatic Veno-Occlusive DiseaseEnbucrilatePeritoneovenous ShuntLiver FailureRecurrenceEmergenciesSplanchnic CirculationAngiographyHepatopulmonary SyndromeEmbolization, TherapeuticRadiography, InterventionalUltrasonography, Doppler, Color