Colon, SigmoidSigmoid DiseasesSigmoid NeoplasmsIntestinal VolvulusOnchocerca volvulusDiverticulitis, ColonicOnchocerciasisDiverticulum, ColonIntestinal ObstructionColonic DiseasesOnchocercaColon, DescendingIntestinal PerforationColonic NeoplasmsColostomyColonoscopyColectomyRectumSimuliidaeColonIntestinal FistulaMesocolonCecal DiseasesIvermectin46, XX Disorders of Sex DevelopmentRadiography, AbdominalCranial SinusesMesenteric CystSigmoidoscopyOnchocerciasis, OcularProlapseBarium SulfateGangreneLaparoscopyRectal NeoplasmsIntestine, LargeMicrofilariaDiverticulosis, ColonicDiverticulitisIntestinal MucosaAdenocarcinomaColon, TransverseCecal NeoplasmsGastrointestinal MotilityTomography, X-Ray ComputedEnemaIntestinal PolypsColonic Diseases, FunctionalFatal OutcomeColonic PolypsPneumoperitoneumCecumColon, AscendingColitis, IschemicAntigens, HelminthAbdominal PainConstipationColorectal NeoplasmsActinomycosisMelenaAnastomosis, SurgicalColitis, UlcerativeGastrointestinal HemorrhageAppendiceal NeoplasmsAdenomaFilaricidesNeoplasms, Multiple PrimaryVascular FistulaTreatment OutcomeDigestive System Surgical ProceduresMansonelliasis