Colitis, UlcerativeCholangitisCholangitis, SclerosingColitisSubacute Sclerosing PanencephalitisCrohn DiseaseSclerosisInflammatory Bowel DiseasesPulmonary Sclerosing HemangiomaMesalamineColonLiver Cirrhosis, BiliaryCholangiopancreatography, Endoscopic RetrogradeProctocolectomy, RestorativeBile DuctsCholagogues and CholereticsAminosalicylic AcidsIntestinal MucosaUrsodeoxycholic AcidColectomyPouchitisBile Ducts, IntrahepaticColitis, IschemicDextran SulfateBile Duct NeoplasmsRectumCholestasisCholangiographySulfasalazineSclerosing SolutionsColitis, CollagenousCholangiocarcinomaIleostomyGastrointestinal AgentsAdenoma, Bile DuctLiver TransplantationColonoscopyHepatitis, AutoimmuneCholangiopancreatography, Magnetic ResonanceTrinitrobenzenesulfonic AcidColonic PouchesTokyoBile Duct DiseasesSSPE VirusColitis, MicroscopicCholedochostomyAutoimmune DiseasesEnemaBiopsyBiliary Tract DiseasesMeasles virusPancreatitisImmunoglobulin GPortoenterostomy, HepaticPrednisoloneColitis, LymphocyticTreatment OutcomeJejunostomyGallstonesRecurrenceSphincterotomy, EndoscopicHLA-B8 AntigenAzathioprinePanniculitis, PeritonealAcute DiseaseLiver DiseasesProctitisRetroperitoneal FibrosisCholecystitis, AcuteCommon Bile DuctDrainageMegacolon, ToxicColon, SigmoidJaundice, ObstructiveCholecystitisAdministration, RectalBiliary TractAntibodies, Antineutrophil CytoplasmicSteroidsIleitisRetrospective StudiesAutoantibodiesHepatic Duct, CommonAnti-Inflammatory Agents, Non-SteroidalPostoperative ComplicationsIleumSialadenitisBiliary AtresiaConstriction, PathologicBile Ducts, ExtrahepaticImmunosuppressive AgentsCommon Bile Duct DiseasesJaundiceSigmoidoscopyLiverAnti-Inflammatory AgentsHLA-DR Serological SubtypesFollow-Up StudiesCholecystectomySeverity of Illness Index