NephrectomyLaparoscopyKidney NeoplasmsHand-Assisted LaparoscopyCarcinoma, Renal CellPyelonephritis, XanthogranulomatousUmbilicusLearning CurveConversion to Open SurgeryHospitals, CountyRetroperitoneal SpaceCholecystectomy, LaparoscopicPolycystic Kidney DiseasesHemostasis, SurgicalTreatment OutcomeUrologyRetrospective StudiesAngiomyolipomaBlood Loss, SurgicalFree RadicalsPostoperative ComplicationsLiving DonorsRenal ArteryLength of StayKidneyRenal VeinsTomography, X-Ray ComputedRoboticsTime FactorsVena Cava, InferiorNeoplasm StagingSurgical Procedures, Minimally InvasiveLaparoscopesFollow-Up StudiesHydroxyl RadicalNephronsKidney DiseasesTissue and Organ HarvestingAdenoma, OxyphilicOperative TimeHypertension, RenalWarm IschemiaKidney Diseases, CysticKidney TransplantationPneumoperitoneum, ArtificialOrgan Sparing TreatmentsPrognosisUreterUremiaIntraoperative ComplicationsFree Radical ScavengersProteinuriaSurvival AnalysisSEER ProgramLaparotomyNeoplasm Recurrence, LocalCreatinineAppendectomySurgical InstrumentsKidney GlomerulusGlomerular Filtration RateFundoplicationKidney Failure, ChronicIncidental FindingsUrologic Surgical ProceduresUreteral DiseasesSurgical MeshGynecologic Surgical ProceduresSurvival RateSuture TechniquesWatchful WaitingNephroma, Mesoblastic