Retroperitoneal SpaceRetroperitoneal NeoplasmsCecumRetroperitoneal FibrosisLiposarcomaCecal NeoplasmsTesticular NeoplasmsNeoplasms, Germ Cell and EmbryonalTomography, X-Ray ComputedLymph Node ExcisionCecal DiseasesLaparoscopyGanglioneuromaUreteral ObstructionSarcomaLaparotomyNeurilemmomaHematomaGerminomaAbdominal AbscessLeiomyosarcomaVena Cava, InferiorTeratomaAbdominal NeoplasmsOrgan Sparing TreatmentsDuodenal ObstructionTreatment OutcomeIntestine, LargeSeminomaNephrectomyCystadenoma, MucinousAortic Aneurysm, AbdominalAbdomenIliac ArteryHerniaHydronephrosisColonLymphoceleHemoperitoneumChylous AscitesCystadenocarcinoma, MucinousGastrointestinal ContentsUreterUrologic Surgical ProceduresRadiography, AbdominalRetrospective StudiesParaganglioma, Extra-AdrenalAbdominal PainAorta, AbdominalGerm-Free LifeAortitisAdrenal Gland NeoplasmsPergolidePostoperative ComplicationsColon, AscendingNeoplasm Recurrence, LocalPelvic NeoplasmsIntestinesPancreaticoduodenectomyFollow-Up StudiesVideo-Assisted SurgeryDigestive SystemFatal OutcomeParagangliomaHistiocytoma, Malignant FibrousFatty Acids, VolatileAbdominal InjuriesFemoral NeuropathyPelvisLaparoscopesLymphatic MetastasisAbscessOrchiectomyPancreatitis, Acute NecrotizingAortic DiseasesKidney NeoplasmsIleocecal ValveHemostasis, SurgicalTime FactorsPanniculitis, PeritonealPeritoneumIntestinal PerforationGiant Lymph Node HyperplasiaVascular NeoplasmsChoristomaAdipose TissueCeliac ArteryBronchogenic CystLipomaDysgerminomaMediastinal DiseasesBlood Vessel Prosthesis ImplantationKidney PelvisSurgical Procedures, Minimally InvasivePancreatitisMesenteryCystsIleumSkull Fracture, DepressedIntestinal Obstruction