Intestine, LargeColonic DiseasesInflammatory Bowel DiseasesCecal NeoplasmsIntestinal NeoplasmsColonIntestinal PolypsIntestinal ObstructionIrritable Bowel SyndromeRectal NeoplasmsColon, SigmoidColonic NeoplasmsCecumBarium SulfateRectumCrohn DiseaseColitis, UlcerativeIntestinal MucosaIleostomyEnemaColostomyColectomyIntestinal DiseasesFecesShort Bowel SyndromeDimethylhydrazinesGastrointestinal TransitSigmoid DiseasesColonoscopyColonic PolypsStarchDietary FiberIleumIntestinal Pseudo-ObstructionColorectal NeoplasmsSenna ExtractGastrointestinal MotilityMegacolonIntestinesAdenoma1,2-DimethylhydrazineIntestinal PerforationAnastomotic LeakDefecationSigmoid NeoplasmsRectal DiseasesAmyloseConstipationGastrointestinal AgentsDiatrizoate MeglumineSigmoidoscopyActinomycetaceaeColon, TransverseIntestine, SmallColitisColonic Pseudo-ObstructionAnastomosis, SurgicalProctitisAdenocarcinomaEubacteriumIntestinal FistulaFatty Acids, VolatileFermentationGastrointestinal HemorrhageColitis, IschemicTherapeutic IrrigationPneumoperitoneumIntestinal VolvulusIleal NeoplasmsDiverticulosis, ColonicCatharticsRadiography, AbdominalTriacetinClostridiumLaparotomyDiverticulum, ColonIleal DiseasesDietDigestive System Surgical ProceduresJejunumButyratesBile Acids and SaltsDigestionChoristomaBifidobacteriumPostoperative ComplicationsAzoxymethaneDiarrheaDigestive SystemBacteriaDeoxycholic AcidAdenomatous PolypsGastrointestinal DiseasesNeurogenic BowelIntestinal AbsorptionCholelithiasisMethylnitrosoureaCarcinoembryonic AntigenRisk FactorsEpithelium