DiverticulitisDiverticulitis, ColonicColon, SigmoidSigmoid DiseasesDiverticulum, ColonIntestinal PerforationDiverticulosis, ColonicDiverticulumColectomyColonic DiseasesJejunal DiseasesColostomyUrinary Bladder FistulaBarium SulfateAppendicitisEnemaIntestinal FistulaDigestive System Surgical ProceduresSurgical Procedures, ElectiveAnastomosis, SurgicalAppendixWatchful WaitingMeckel DiverticulumPeritonitisPneumoperitoneumLaparoscopyPeritoneal LavageCecal DiseasesIntestinal ObstructionAbdominal PainAbdomen, AcuteTomography, X-Ray ComputedColonoscopyGastrointestinal HemorrhageAcute DiseaseAbdominal AbscessColonAnastomotic LeakRecurrenceTherapeutic IrrigationLaparotomyFistulaForeign-Body Reaction