Glomerular Filtration RateKidneyKidney Function TestsKidney DiseasesCreatinineCystatin CRenal Insufficiency, ChronicRenal CirculationInulinKidney Failure, ChronicAlbuminuriaTechnetium Tc 99m PentetateIothalamic AcidRenal InsufficiencyKidney TubulesProteinuriaKidney GlomerulusKidney TransplantationCystatinsAcute Kidney InjuryNatriuresisDiuresisBlood PressureDiabetic NephropathiesNephronsBiological MarkersIohexolRenal Plasma FlowRadioisotope RenographyNephrectomyRisk FactorsChronic DiseaseFiltrationSodiumHypertensionKidney Tubules, ProximalTime FactorsFollow-Up StudiesKidney CortexProspective StudiesChromium RadioisotopesRenal Artery ObstructionCohort StudiesGlomerular Filtration BarrierRetrospective StudiesHypertension, RenalCross-Sectional StudiesDisease ProgressionHemodynamicsMetabolic Clearance RateReninFurosemidep-Aminohippuric AcidDogsRenal ArteryAminohippuric AcidsLipocalinsPredictive Value of TestsUrineBlood Urea NitrogenAngiotensin-Converting Enzyme InhibitorsCardiovascular DiseasesRenal Plasma Flow, EffectiveTreatment OutcomePrognosisUric AcidWater-Electrolyte BalanceRenal DialysisKidney Concentrating AbilityRisk AssessmentElectrolytesKidney MedullaPodocytesAntihypertensive AgentsDiureticsHypertension, RenovascularDiabetes Mellitus, Type 2NephrologySeverity of Illness IndexImmunosuppressive AgentsRenin-Angiotensin SystemPuncturesPrevalenceNephrosclerosisAbsorptionReference ValuesEnalaprilKidney Tubules, DistalCaptoprilVascular ResistanceRats, Sprague-DawleyCardio-Renal SyndromeUrodynamicsLinear ModelsPentetic AcidCyclosporineAtrial Natriuretic FactorPlasma VolumeGlomerulosclerosis, Focal SegmentalProportional Hazards Models