Kidney Failure, ChronicRenal DialysisKidney DiseasesDiabetic NephropathiesWAGR SyndromeKidney TransplantationRenal Insufficiency, ChronicGlomerular Filtration RateUremiaCreatinineGenes, Wilms TumorRisk FactorsKidneyWilms TumorRetrospective StudiesTreatment OutcomeDisease ProgressionTime FactorsBiological MarkersCohort StudiesFollow-Up StudiesProspective StudiesPrevalenceRisk AssessmentUnited StatesProteinuriaGlomerulonephritisKidney GlomerulusKidney Function TestsRenal Replacement TherapyLupus NephritisNephritis, InterstitialAIDS-Associated NephropathyNephrologyAlbuminuriaNephritisPeritoneal DialysisGlomerulosclerosis, Focal SegmentalNephrosclerosisRenal InsufficiencyHypertension, RenalGlomerulonephritis, IGAChronic DiseaseKidney TubulesPeritoneal Dialysis, Continuous AmbulatoryHypertensionKidney Diseases, CysticCardiovascular DiseasesNephrotic SyndromeNephrectomyAngiotensin-Converting Enzyme InhibitorsGlomerulonephritis, MembranoproliferativeBlood PressureAcute Kidney InjuryFibrosisPodocytesPolycystic Kidney, Autosomal DominantCalciphylaxisPrognosisIncidenceLupus Erythematosus, SystemicGlomerulonephritis, MembranousAntihypertensive AgentsBiopsyGlomerular MesangiumPolycystic Kidney DiseasesGlomerular Basement MembraneCystatin CBlood Urea NitrogenDiabetes Mellitus, Type 2Renin-Angiotensin SystemAnemiaSerum AlbuminHematuriaArteriovenous Shunt, SurgicalComorbidityPredictive Value of TestsKidney Tubules, ProximalNephritis, HereditaryMice, Inbred NZBCase-Control StudiesSeverity of Illness IndexDiabetes MellitusProportional Hazards ModelsIothalamic AcidHyperuricemiaUric AcidDisease Models, AnimalSurvival RateAge FactorsUreteral ObstructionHemodialysis, HomeCalcinosisAntibodies, AntinuclearReference ValuesMesangial CellsCross-Sectional Studies