Coronary VesselsCoronary Artery DiseaseCoronary Artery BypassCoronary AngiographyCoronary CirculationArteriesCoronary DiseaseCoronary StenosisAngioplasty, Balloon, CoronaryMyocardial InfarctionCoronary VasospasmCoronary AneurysmPulmonary ArteryCoronary Artery Bypass, Off-PumpRisk FactorsTreatment OutcomeCoronary ThrombosisCarotid ArteriesMammary ArteriesCoronary OcclusionFemoral ArteryMyocardial IschemiaCoronary RestenosisStentsCalcinosisElectrocardiographyTime FactorsProspective StudiesFollow-Up StudiesCoronary Vessel AnomaliesRadial ArteryRenal ArteryCerebral ArteriesVasodilationMesenteric ArteriesDogsVasodilator AgentsTomography, X-Ray ComputedPredictive Value of TestsUltrasonography, InterventionalHemodynamicsPercutaneous Coronary InterventionEndothelium, VascularBasilar ArteryMyocardial RevascularizationCardiac CatheterizationSwineIliac ArteryExercise TestRetrospective StudiesRisk AssessmentAngina PectorisHeartCarotid Artery DiseasesVertebral ArteryNitroglycerinVasoconstrictionThoracic ArteriesMuscle, Smooth, VascularEchocardiographySeverity of Illness IndexMyocardiumAngina, UnstableBrachial ArterySubclavian ArteryBlood PressureMucocutaneous Lymph Node SyndromePostoperative ComplicationsChest PainCarotid Artery, InternalSinus of ValsalvaPlatelet Aggregation InhibitorsTomography, Emission-Computed, Single-PhotonDipyridamoleBiological MarkersSensitivity and SpecificityCoronary Care UnitsSaphenous VeinInternal Mammary-Coronary Artery AnastomosisCarotid Artery, CommonCollateral CirculationAngiographyVentricular Function, LeftMyocardial Perfusion ImagingCardiopulmonary BypassCardiovascular AgentsAdenosineBlood Flow VelocityVascular PatencyVascular CalcificationConstriction, PathologicPrognosisMultidetector Computed TomographyMagnetic Resonance AngiographySplenic ArteryThallium RadioisotopesChi-Square DistributionErgonovineHepatic ArteryAcetylcholine