Abdomen, AcuteAbdomenTorsion AbnormalityAppendicitisIntestinal PerforationRupture, SpontaneousLaparotomyRadiography, AbdominalLymphangioma, CysticIntestinal ObstructionTomography, X-Ray ComputedColonic DiseasesPneumoperitoneumPeritoneal DiseasesDiverticulitisUterine PerforationHemoperitoneumCholecystitisFatal OutcomeAppendectomyAbdominal PainOmentumSplenic RuptureOvarian DiseasesDiverticulumCecal DiseasesWandering SpleenIntussusceptionPneumatosis Cystoides IntestinalisVideo-Assisted SurgeryExtravasation of Diagnostic and Therapeutic MaterialsColon, SigmoidOvarian CystsAbscessRetrospective StudiesJejunal DiseasesIleal DiseasesIntestinal VolvulusInfarctionSensitivity and SpecificityPulse Therapy, DrugLaparoscopyPolyarteritis NodosaIntestinal DiseasesTreatment OutcomeRectus AbdominisHematomaPancreatitisAcute Disease