Acute Coronary SyndromeSyndromeAngina, UnstableCoronary AngiographyMyocardial InfarctionCoronary VesselsCoronary Artery DiseaseChest PainPlatelet Aggregation InhibitorsAngioplasty, Balloon, CoronaryCoronary DiseaseAcute DiseaseElectrocardiographyAngina PectorisCoronary CirculationTreatment OutcomeBiological MarkersCoronary ThrombosisTiclopidineRisk FactorsTroponin TProspective StudiesCoronary StenosisHemorrhagePlatelet Glycoprotein GPIIb-IIIa ComplexCoronary Artery BypassTroponin IMyocardial RevascularizationPercutaneous Coronary InterventionPredictive Value of TestsRisk AssessmentTime FactorsMyocardial IschemiaPrognosisFollow-Up StudiesPainCreatine Kinase, MB FormPurinergic P2Y Receptor AntagonistsAspirinCoronary VasospasmCoronary Care UnitsPlaque, AtheroscleroticEnoxaparinAnticoagulantsUltrasonography, InterventionalC-Reactive ProteinTroponinRetrospective StudiesHospitalizationFibrinolytic AgentsStentsHeptanoic AcidsRecurrenceAngina, StableTriageHydroxymethylglutaryl-CoA Reductase InhibitorsRupture, SpontaneousCardiovascular AgentsThiophenesSeverity of Illness IndexRegistriesCoronary AneurysmEmergency Service, HospitalSensitivity and SpecificityCreatine KinaseHirudinsHospital MortalityAcetanilidesTomography, X-Ray ComputedThrombosisRandomized Controlled Trials as TopicMultivariate AnalysisHeparinPyrrolesCoronary RestenosisDouble-Blind MethodKaplan-Meier EstimateCardiac CatheterizationChi-Square DistributionCoronary OcclusionThrombolytic TherapyPain ManagementCohort StudiesChronic PainEmergency Medical ServicesDrug Therapy, CombinationAngioscopyROC CurvePain ClinicsHirudin TherapyLogistic ModelsProportional Hazards ModelsIncidenceNatriuretic Peptide, BrainPravastatinCase-Control StudiesPlatelet ActivationCardiology Service, HospitalMetabolic Syndrome XTakotsubo Cardiomyopathy