Intestinal VolvulusColon, SigmoidColon, TransverseSigmoid DiseasesSigmoid NeoplasmsOnchocerca volvulusOnchocerciasisDiverticulitis, ColonicOnchocercaDiverticulum, ColonIntestinal ObstructionColonic DiseasesIntestinal PerforationColonoscopyColostomyColectomyColon, DescendingSimuliidaeColonic NeoplasmsRectumIvermectinColonCecal DiseasesIntestinal FistulaOnchocerciasis, OcularRadiography, Abdominal46, XX Disorders of Sex DevelopmentMesenteric CystMicrofilariaSigmoidoscopyMesocolonDiverticulosis, ColonicProlapseGangreneBarium SulfateLaparoscopyIntestine, LargeRectal NeoplasmsDiverticulitisAntigens, HelminthTomography, X-Ray ComputedFatal OutcomePneumoperitoneumColonic PolypsAdenocarcinomaColonic Diseases, FunctionalEnemaIntestinal PolypsCecumIntestinal MucosaCecal NeoplasmsGastrointestinal MotilityAbdominal PainCranial SinusesActinomycosis