NephrectomyKidney NeoplasmsCarcinoma, Renal CellLaparoscopyRetroperitoneal SpaceHand-Assisted LaparoscopyFree RadicalsUrologyPyelonephritis, XanthogranulomatousAngiomyolipomaRetrospective StudiesRenal VeinsVena Cava, InferiorTreatment OutcomeNeoplasm StagingTomography, X-Ray ComputedHydroxyl RadicalSurgical Procedures, Minimally InvasiveFollow-Up StudiesPostoperative ComplicationsPrognosisFree Radical ScavengersSEER ProgramNeoplasm Recurrence, LocalSurvival AnalysisTime FactorsKidneyLiving DonorsSurvival RateKaplan-Meier EstimatePhysician's Practice PatternsPancreatic NeoplasmsRoboticsWarm IschemiaKidney TransplantationTissue and Organ HarvestingNeoplasmsCohort StudiesElectron Spin Resonance SpectroscopyNeoplasms, Cystic, Mucinous, and SerousRenal ArteryNeoplasms, Multiple PrimaryUnited StatesUremia