Hepatic EncephalopathyHyperammonemiaLactuloseLiver CirrhosisAmmoniaWernicke EncephalopathyRifamycinsEncephalopathy, Bovine SpongiformGastrointestinal AgentsPortacaval Shunt, SurgicalBrain DiseasesLiver Failure, AcuteLiver Cirrhosis, AlcoholicPortasystemic Shunt, SurgicalThioacetamideLiver FailureBrainArtPortasystemic Shunt, Transjugular IntrahepaticHypertension, PortalSplenorenal Shunt, SurgicalLiver DiseasesAmino Acids, Branched-ChainHypertensive EncephalopathyAscites2-HydroxyphenethylamineLiver Function TestsHepatic VeinsHypoxia-Ischemia, BrainSeverity of Illness IndexEsophageal and Gastric VaricesHepatic ArteryPortographySugar AlcoholsLiverMagnetic Resonance ImagingFlicker FusionCitrullinemiaNeomycinBrain EdemaHandwritingTime FactorsBrain Diseases, MetabolicFlumazenilComaPsychometricsLiver CirculationRetrospective StudiesTreatment OutcomeElectroencephalographyGastrointestinal HemorrhageLiver TransplantationGlutamineHepatitis, AlcoholicAsphyxia NeonatorumBilirubinHydrothoraxPromazineNeuropsychological TestsPosterior Leukoencephalopathy SyndromeMagnetic Resonance SpectroscopyFollow-Up StudiesPrionsProspective StudiesPortal SystemSensitivity and SpecificitySorption DetoxificationGalactosamineBudd-Chiari SyndromeEnd Stage Liver DiseasePrion DiseasesPortal VeinPrPSc ProteinsThiamine DeficiencyDrug-Induced Liver Injury