Coronary OcclusionAngioplasty, Balloon, CoronaryPercutaneous Coronary InterventionCoronary AngiographyCoronary VesselsCardiac CathetersStentsChronic DiseaseCoronary Artery DiseaseCoronary StenosisTreatment OutcomeCathetersCollateral CirculationMyocardial InfarctionCoronary CirculationUltrasonography, InterventionalCoronary RestenosisDrug-Eluting StentsCoronary DiseaseArterial Occlusive DiseasesRadiography, InterventionalCoronary Artery BypassTime FactorsRetreatmentMyocardial RevascularizationFollow-Up StudiesFemoral ArteryCatheterization, PeripheralEquipment DesignAngioplasty, BalloonRegistriesPlatelet Aggregation InhibitorsProspective StudiesHeart InjuriesRetrospective StudiesAngina PectorisCoronary ThrombosisRadial ArteryVascular Access DevicesAngioplastyElectrocardiographyConstriction, PathologicRisk FactorsCardiac CatheterizationRisk AssessmentFeasibility StudiesSirolimusAtherectomy, CoronaryRecurrenceAtherectomyAngiographyProsthesis DesignCatheterizationFluoroscopyAngina, StablePredictive Value of TestsTiclopidineChi-Square DistributionCalcinosisKaplan-Meier EstimateLogistic ModelsVascular PatencySeverity of Illness IndexThrombosisAcute Coronary SyndromeHemorrhageProportional Hazards ModelsPlatelet Glycoprotein GPIIb-IIIa ComplexPatient SelectionCardiovascular AgentsPeripheral Arterial DiseaseMyocardial ReperfusionCoronary AneurysmAngina, UnstableCoronary VasospasmGraft Occlusion, VascularHospital MortalityCreatine Kinase, MB FormImmunoglobulin Fab FragmentsHirudinsMyocardial IschemiaVentricular Function, LeftPurinergic P2Y Receptor AntagonistsThrombolytic TherapyBalloon OcclusionFibrinolytic AgentsMultivariate AnalysisNo-Reflow PhenomenonThrombectomyAnticoagulantsAngioplasty, Balloon, Laser-AssistedPostoperative ComplicationsAspirinCineangiographyVascular System InjuriesPopliteal ArteryRetinal Vein OcclusionTomography, X-Ray ComputedCoronary Care UnitsTreatment Failure