Angioplasty, BalloonAngioplasty, Balloon, CoronaryAngioplasty, LaserAngioplastyStentsCoronary DiseaseRecurrenceTreatment OutcomeFollow-Up StudiesCoronary AngiographyCoronary Artery BypassTime FactorsConstriction, PathologicMyocardial InfarctionArterial Occlusive DiseasesIliac ArteryVascular PatencyAtherectomy, CoronaryCoronary VesselsFemoral ArteryGraft Occlusion, VascularAngiographyPopliteal ArteryProspective StudiesRetrospective StudiesAngina PectorisThrombolytic TherapyCarotid StenosisCatheterizationIschemiaAortic CoarctationPostoperative ComplicationsTunica IntimaRetreatmentRenal Artery ObstructionAtherectomyReoperationCoronary RestenosisIntermittent ClaudicationLegVascular Surgical ProceduresCoronary CirculationUltrasonography, InterventionalPlatelet Aggregation InhibitorsEndarterectomy, CarotidCardiac CatheterizationRisk FactorsMyocardial RevascularizationFeasibility StudiesBeta ParticlesLimb SalvagePeripheral Vascular DiseasesAngina, UnstableCoronary ThrombosisIntracranial ArteriosclerosisHirudin TherapyBlood Vessel Prosthesis ImplantationUltrasonography, Doppler, DuplexArteriovenous Shunt, SurgicalAmputationHyperplasiaElectrocardiographyArteriosclerosisTreatment FailureCoronary Artery DiseaseHypertension, RenovascularFibrinolytic AgentsImmunoglobulin Fab FragmentsSaphenous VeinLower ExtremityMyocardial ReperfusionEquipment DesignHeparinCoronary StenosisCineradiographyCarotid Artery InjuriesFibromuscular DysplasiaBlood Vessel ProsthesisRisk AssessmentAngioscopyHospital MortalityAlloysSurgical Procedures, Minimally InvasiveCarotid ArteriesThrombosisEmbolismRadiography, InterventionalEndarterectomyPolytetrafluoroethyleneRenal ArteryPatient SelectionAnticoagulantsLife TablesTibial ArteriesIntraoperative ComplicationsRadiology, InterventionalEmergenciesSurvival AnalysisSeverity of Illness IndexCollateral Circulation