AppendectomyAppendicitisAppendixLaparoscopyAppendiceal NeoplasmsUmbilicusPostoperative ComplicationsIntestinal PerforationAbdominal AbscessRetrospective StudiesTreatment OutcomeAbdominal PainLength of StayNatural Orifice Endoscopic SurgeryLaparotomyMucoceleSurgical Wound InfectionRupture, SpontaneousCecal DiseasesAmbulatory Surgical ProceduresSecond-Look SurgeryPain, PostoperativeHematoceleDiverticulitisEnterobiasisSurgical StaplingUnnecessary ProceduresMesenteric LymphadenitisHernia, FemoralSurgical Procedures, OperativeBariatric SurgeryFollow-Up StudiesAcute DiseaseCholecystectomyPseudomyxoma PeritoneiNaval MedicineAbscessSurgical InstrumentsProspective StudiesOvarian CystsCystadenoma, MucinousHospital CostsTonsillectomyTime FactorsGeneral SurgeryTomography, X-Ray ComputedDrainagePostoperative PeriodDiagnostic Errors