AppendicitisAppendectomyAppendixLaparoscopyIntestinal PerforationAbdominal AbscessAppendiceal NeoplasmsAbdomen, AcuteAbdominal PainCecal DiseasesFecal ImpactionAcute DiseaseUmbilicusRupture, SpontaneousGangreneMesenteric LymphadenitisDiverticulitisDiagnostic ErrorsRetrospective StudiesHernia, FemoralLaparotomySurgical Wound InfectionPostoperative ComplicationsLength of StayEnterobiasisMucoceleAbscessUnnecessary ProceduresTomography, X-Ray ComputedNaval MedicineTreatment OutcomeNatural Orifice Endoscopic SurgeryHematoceleAmbulatory Surgical ProceduresDrainageRadiography, AbdominalOvarian CystsIleal DiseasesHospital CostsSecond-Look SurgeryTorsion AbnormalityIntestinal FistulaAerospace MedicineSurgical StaplingCholecystectomyEmergencies