AppendicitisAppendectomyAppendixAbdomen, AcuteLaparoscopyCecal DiseasesMesenteric LymphadenitisIntestinal PerforationAcute DiseaseAppendiceal NeoplasmsAbdominal AbscessAbdominal PainFecal ImpactionDiagnostic ErrorsSurgical Wound InfectionUnnecessary ProceduresColectomyEmergenciesRupture, SpontaneousColitis, UlcerativeRetrospective StudiesGangreneTonsillitisTonsillectomyPostoperative ComplicationsLength of StayEmergency TreatmentTomography, X-Ray ComputedTime-to-TreatmentEducation, Medical, GraduateDiverticulitisOperative TimeProspective StudiesIntraoperative PeriodHernia, FemoralRadiography, AbdominalGeneral SurgeryAge of OnsetCrohn DiseaseAnalgesia, Patient-ControlledMedical Staff, HospitalTreatment OutcomeTorsion AbnormalityCholangitis, SclerosingCecal Neoplasms