Renal InsufficiencyCreatinineAdrenal InsufficiencyKidney Failure, ChronicRenal Insufficiency, ChronicGlomerular Filtration RateVenous InsufficiencyKidney DiseasesExocrine Pancreatic InsufficiencyKidneyKidney Function TestsPlacental InsufficiencyAcute Kidney InjuryProteinuriaHepatic InsufficiencyRisk FactorsRetrospective StudiesTreatment OutcomeRenal DialysisTime FactorsBlood Urea NitrogenProspective StudiesBiological MarkersFollow-Up StudiesUremiaCystatin CRenal Artery ObstructionDiabetic NephropathiesContrast MediaNephrectomyPrimary Ovarian InsufficiencyPostoperative ComplicationsRisk AssessmentRenal ArteryCohort StudiesNephrosclerosisHypertensive RetinopathyChronic DiseaseKidney TransplantationSeverity of Illness IndexDisease ProgressionGlomerulonephritis, MembranousImmunosuppressive AgentsAngiotensin-Converting Enzyme InhibitorsNephritis, InterstitialAlbuminuriaCreatineAddison DiseaseMetabolic Clearance RatePredictive Value of TestsNephrogenic Fibrosing DermopathyUreaPrevalenceKynurenine 3-MonooxygenaseHypertensionPrognosisRespiratory InsufficiencyParathyroid HormoneMultivariate AnalysisBlood PressureAnemiaGlomerulonephritisBlood Vessel Prosthesis ImplantationCross-Sectional StudiesIschemiaHalf-LifeAortic Valve InsufficiencyTriiodobenzoic AcidsReference ValuesHypertension, RenalDiureticsFurosemideVelopharyngeal InsufficiencyNephrotic SyndromeLower ExtremityVitamin D DeficiencyNephrocalcinosisVascular Surgical ProceduresCardiovascular DiseasesAge FactorsKidney TubulesHeart FailureGlomerulonephritis, IGAKidney GlomerulusCefmenoximeHospital MortalityAcetylglucosaminidaseIoxaglic AcidUric AcidVaricose UlcerAortic Aneurysm, AbdominalGout SuppressantsIncidenceGlipizideComorbiditySurvival RateLegVitamin DAmputationAntihypertensive Agents