Glomerular Filtration RateKidneyCreatinineKidney Function TestsKidney DiseasesCystatin CInulinRenal CirculationRenal Insufficiency, ChronicTechnetium Tc 99m PentetateIothalamic AcidAlbuminuriaKidney Failure, ChronicNatriuresisProteinuriaRenal InsufficiencyDiuresisKidney GlomerulusKidney TubulesBlood PressureRenal Plasma FlowDiabetic NephropathiesCystatinsNephronsFiltrationIohexolRadioisotope RenographySodiumBiological MarkersChromium RadioisotopesNephrectomyKidney TransplantationAcute Kidney InjuryGlomerular Filtration BarrierChronic DiseaseRisk FactorsHypertensionHemodynamicsFollow-Up StudiesMetabolic Clearance Ratep-Aminohippuric AcidRenal Artery ObstructionAminohippuric AcidsTime FactorsFurosemideReninProspective StudiesRenal Plasma Flow, EffectiveRetrospective StudiesKidney Tubules, ProximalHypertension, RenalDogsCohort StudiesCross-Sectional StudiesRenal ArteryUrineDisease ProgressionPuncturesPredictive Value of TestsAngiotensin-Converting Enzyme InhibitorsWater-Electrolyte BalanceAbsorptionNephrosclerosisUric AcidElectrolytesVascular ResistanceKidney CortexDiureticsKidney Concentrating AbilityPrognosisAntihypertensive AgentsPlasma VolumeHypertension, RenovascularAtrial Natriuretic FactorDiabetes Mellitus, Type 2Pentetic AcidBody Surface AreaTreatment OutcomeEdetic AcidCaptoprilReference ValuesLipocalinsBlood Urea NitrogenCardiovascular DiseasesEnalaprilRisk AssessmentUrodynamicsRenal DialysisPodocytesRenin-Angiotensin SystemSeverity of Illness IndexSodium ChlorideRegional Blood FlowAngiotensin IIOsmolar ConcentrationCardio-Renal SyndromeKidney Tubules, DistalPotassiumPrevalenceIodohippuric Acid