PouchitisColitis, UlcerativeColonic PouchesProctocolectomy, RestorativeColitisIleostomyIleitisAdenomatous Polyposis ColiSurgical StaplingIleumCrohn DiseaseAnastomosis, SurgicalAnal CanalIntestinal MucosaColectomyMesalamineRectumColonUltrasonic Surgical ProceduresInflammatory Bowel DiseasesDefecationAminosalicylic AcidsFecal IncontinenceColitis, IschemicDextran SulfateSulfasalazineCheekColitis, CollagenousGastrointestinal AgentsPostoperative ComplicationsTrinitrobenzenesulfonic AcidColitis, MicroscopicColonoscopyEnemaColitis, LymphocyticEndpoint DeterminationCholangitis, SclerosingTreatment OutcomeDouglas' PouchAzathioprineProctitisMegacolon, ToxicColon, SigmoidAdministration, RectalAnti-Inflammatory Agents, Non-Steroidal