Renal Artery ObstructionRenal ArteryHypertension, RenovascularAngioplasty, BalloonAngioplastyAtherosclerosisStentsArteriosclerosisAngiographyKidneyArterial Occlusive DiseasesGlomerular Filtration RateCineangiographyRetinal Artery OcclusionCreatininePulmonary ArteryTreatment OutcomeBlood PressureArteriesRetrospective StudiesRadioisotope RenographyCarotid StenosisFollow-Up StudiesHypertension, RenalCoronary AngiographyIodohippuric AcidRenal VeinsVascular PatencyMagnetic Resonance AngiographyCoronary StenosisTechnetium Tc 99m PentetateRenal CirculationCollateral CirculationCaptoprilAngiography, Digital SubtractionUltrasonography, Doppler, DuplexFibromuscular DysplasiaIntestinal ObstructionConstriction, PathologicAirway ObstructionIliac ArteryCarotid ArteriesAorta, AbdominalCarotid Artery, InternalTechnetium Tc 99m MertiatideAortic Valve StenosisReninFemoral ArteryCerebral ArteriesTomography, X-Ray ComputedUltrasonography, DopplerUltrasonography, Doppler, ColorUreteral ObstructionMesenteric ArteriesHypertensionPentetic AcidBasilar ArteryTakayasu ArteritisProspective StudiesCeliac ArteryTime FactorsAneurysmCoronary Artery BypassVertebral ArteryCarotid Artery DiseasesAntihypertensive AgentsNephrectomyTracheal StenosisPostoperative ComplicationsSensitivity and SpecificitySpinal StenosisAortographyHemodynamicsPulmonary Valve StenosisBlood Flow VelocityCoronary VesselsSeverity of Illness IndexKidney Function TestsBlood Vessel Prosthesis ImplantationEndarterectomy, CarotidVascular Surgical ProceduresPredictive Value of TestsMesenteric Artery, SuperiorDogsSubclavian ArteryBlood Vessel ProsthesisMammary ArteriesAortic Aneurysm, AbdominalRisk FactorsKidney TransplantationRadial ArteryAngiotensin-Converting Enzyme InhibitorsIschemiaCarotid Artery, CommonHepatic ArteryCoronary DiseaseRenal Insufficiency