Acute Coronary SyndromeAngina PectorisAngina, UnstableSyndromeCoronary VesselsCoronary AngiographyCoronary Artery DiseaseAngioplasty, Balloon, CoronaryCoronary CirculationMyocardial InfarctionCoronary DiseaseCoronary StenosisCoronary Artery BypassAngina Pectoris, VariantAngina, StablePlatelet Aggregation InhibitorsCoronary VasospasmCoronary ThrombosisElectrocardiographyRisk FactorsAcute DiseaseTreatment OutcomeChest PainProspective StudiesPercutaneous Coronary InterventionBiological MarkersMyocardial IschemiaMyocardial RevascularizationTiclopidineTime FactorsFollow-Up StudiesPlatelet Glycoprotein GPIIb-IIIa ComplexCoronary AneurysmHemorrhagePredictive Value of TestsRisk AssessmentTroponin TCoronary Care UnitsPrognosisCoronary RestenosisUltrasonography, InterventionalStentsAspirinMicrovascular AnginaTroponin IMetabolic Syndrome XCoronary OcclusionPlaque, AtheroscleroticC-Reactive ProteinRecurrenceCardiovascular AgentsCreatine Kinase, MB FormRetrospective StudiesDown SyndromeEnoxaparinPurinergic P2Y Receptor AntagonistsAnticoagulantsSeverity of Illness IndexAcetanilidesCardiac CatheterizationFibrinolytic AgentsTroponinHydroxymethylglutaryl-CoA Reductase InhibitorsHeptanoic AcidsHospitalizationExercise TestDouble-Blind MethodMultivariate AnalysisAngioscopyRupture, SpontaneousRegistriesChi-Square DistributionHeparinNitroglycerinThrombosisCalcinosisHospital MortalitySensitivity and SpecificityCase-Control StudiesCohort StudiesLudwig's AnginaVasodilator AgentsErgonovineRandomized Controlled Trials as TopicHirudinsIncidenceKaplan-Meier EstimateCreatine KinaseTomography, X-Ray ComputedProportional Hazards ModelsDrug Therapy, CombinationThiophenesLogistic ModelsPyrrolesAdrenergic beta-AntagonistsHirudin TherapyThrombolytic TherapyAdenosineNephrotic SyndromeCoronary Artery Bypass, Off-Pump