Portal VeinHypertension, PortalPortal SystemVeinsHepatic ArteryHepatic VeinsLiver CirculationMesenteric VeinsPortal PressureSaphenous VeinLiverVaricose VeinsSplenic VeinPortographyFemoral VeinVenous ThrombosisJugular VeinsPortasystemic Shunt, SurgicalLiver NeoplasmsPulmonary VeinsHepatectomyLiver CirrhosisHepatic EncephalopathyRenal VeinsIliac VeinLiver TransplantationEsophageal and Gastric VaricesPortacaval Shunt, SurgicalLiver DiseasesUmbilical VeinsCarcinoma, HepatocellularVena Cava, InferiorSplenorenal Shunt, SurgicalCatheters, IndwellingHepatic Stellate CellsTomography, X-Ray ComputedLigationSplanchnic CirculationPopliteal VeinSubclavian VeinTreatment OutcomeBudd-Chiari SyndromeLaparoscopesVenous PressureLiver Cirrhosis, ExperimentalTime FactorsSplenic ArteryDogsGastrointestinal HemorrhageLiver Function TestsHepatocytesSplenectomyLaparoscopyMuscle, Smooth, VascularPortasystemic Shunt, Transjugular IntrahepaticThrombosisEmbolization, TherapeuticLiver RegenerationRetrospective StudiesAzygos VeinShipsCerebral VeinsAnastomosis, SurgicalBile DuctsLiver Diseases, ParasiticPhlebographyLiving DonorsUmbilicusCatheterization, Central VenousPostoperative ComplicationsFatty LiverRats, WistarRats, Sprague-DawleyAlanine TransaminaseInfusions, Intra-ArterialChemoembolization, TherapeuticUltrasonography, Doppler, ColorRetinal VeinAngiographyVenae CavaeNorepinephrineUltrasonography, DopplerRegional Blood FlowRats, Inbred StrainsHepatic Duct, CommonBrachiocephalic VeinsGlucoseLasers, DyeLiver Cirrhosis, AlcoholicHypersplenismRabbitsCarbon TetrachlorideAspartate AminotransferasesPerfusionConstriction, PathologicAxillary VeinAscitesGluconeogenesisInsulinRetinal Vein Occlusion