2022
Impella Versus Intra-Aortic Balloon Pump for High-Risk PCI: A Propensity-Adjusted Large-Scale Claims Dataset Analysis
Lansky AJ, Tirziu D, Moses JW, Pietras C, Ohman EM, O'Neill WW, Ekono MM, Grines CL, Parise H. Impella Versus Intra-Aortic Balloon Pump for High-Risk PCI: A Propensity-Adjusted Large-Scale Claims Dataset Analysis. The American Journal Of Cardiology 2022, 185: 29-36. PMID: 36210212, DOI: 10.1016/j.amjcard.2022.08.032.Peer-Reviewed Original ResearchConceptsHigh-risk percutaneous coronary interventionIntra-aortic balloon pumpPercutaneous coronary interventionAcute kidney injuryCardiogenic shockMyocardial infarctionIABP supportKidney injuryBalloon pumpImproved survivalPropensity adjustmentAcute ST-elevation myocardial infarctionST-elevation myocardial infarctionIndex hospitalization lengthLess myocardial infarctionPremier Healthcare DatabaseHospital myocardial infarctionPropensity-adjusted analysisMechanical circulatory supportMechanical support devicesImpella useHospital survivalIndex hospitalizationCoronary interventionReal-world practice
2014
IMPACT OF HEMODIALYSIS AND HIGH PLATELET REACTIVITY ON OUTCOMES FOLLOWING PERCUTANEOUS CORONARY INTERVENTION WITH DRUG-ELUTING STENTS: AN ADAPT-DES SUBSTUDY
Rubin G, Kirtane A, Weisz G, Baber U, Xu K, Parise H, Stuckey T, Witzenbichler B, Rinaldi M, Neumann F, Metzger C, Henry T, Cox D, Duffy P, Brodie B, Mazzaferri E, Mehran R, Stone G. IMPACT OF HEMODIALYSIS AND HIGH PLATELET REACTIVITY ON OUTCOMES FOLLOWING PERCUTANEOUS CORONARY INTERVENTION WITH DRUG-ELUTING STENTS: AN ADAPT-DES SUBSTUDY. Journal Of The American College Of Cardiology 2014, 63: a1873. DOI: 10.1016/s0735-1097(14)61876-3.Peer-Reviewed Original ResearchIMPACT OF CONTRAST-INDUCED ACUTE KIDNEY INJURY AFTER CORONARY ANGIOGRAPHY OR PERCUTANEOUS CORONARY INTERVENTION ON LONG-TERM OUTCOMES: A POOLED ANALYSIS FROM THE HORIZONS-AMI AND ACUITY TRIALS
Giacoppo D, Mehran R, Bansilal S, Witzenbichler B, Dangas G, Kirtane A, Parise H, Kornowski R, Brener S, Genereux P, Stone G. IMPACT OF CONTRAST-INDUCED ACUTE KIDNEY INJURY AFTER CORONARY ANGIOGRAPHY OR PERCUTANEOUS CORONARY INTERVENTION ON LONG-TERM OUTCOMES: A POOLED ANALYSIS FROM THE HORIZONS-AMI AND ACUITY TRIALS. Journal Of The American College Of Cardiology 2014, 63: a1678. DOI: 10.1016/s0735-1097(14)61681-8.Peer-Reviewed Original Research
2013
Relationship Between Myocardial Reperfusion, Infarct Size, and Mortality The INFUSE-AMI (Intracoronary Abciximab and Aspiration Thrombectomy in Patients With Large Anterior Myocardial Infarction) Trial
Brener S, Maehara A, Dizon J, Fahy M, Witzenbichler B, Parise H, El-Omar M, Dambrink J, Mehran R, Oldroyd K, Gibson C, Stone G. Relationship Between Myocardial Reperfusion, Infarct Size, and Mortality The INFUSE-AMI (Intracoronary Abciximab and Aspiration Thrombectomy in Patients With Large Anterior Myocardial Infarction) Trial. JACC Cardiovascular Interventions 2013, 6: 718-724. PMID: 23866184, DOI: 10.1016/j.jcin.2013.03.013.Peer-Reviewed Original ResearchMeSH KeywordsAbciximabAgedAnterior Wall Myocardial InfarctionAntibodies, MonoclonalAnticoagulantsChi-Square DistributionCoronary AngiographyCoronary CirculationFemaleHumansImmunoglobulin Fab FragmentsMagnetic Resonance Imaging, CineMaleMicrocirculationMiddle AgedMyocardiumPercutaneous Coronary InterventionRecovery of FunctionRisk FactorsSuctionThrombectomyTime FactorsTreatment OutcomeConceptsINFUSE-AMI trialST-segment elevation myocardial infarctionElevation myocardial infarctionMBG 2/3Infarct sizeMicrocirculatory reperfusionMicrovascular obstructionEjection fractionMyocardial infarctionAnterior ST-segment elevation myocardial infarctionST-segment elevation myocardial infarction (STEMI) patientsElevation myocardial infarction patientsPrimary percutaneous coronary interventionManual thrombus aspirationPercutaneous coronary interventionSmaller infarct sizeMyocardial infarction patientsRate of deathBolus abciximabIntracoronary abciximabMBG 0/1Primary endpointCoronary interventionThrombus aspirationMyocardial reperfusionImpact of Scheduled Angiographic Follow‐Up in Patients Treated With Primary Percutaneous Coronary Intervention for ST‐Segment Elevation Myocardial Infarction
MINDRESCU C, BRENER S, GUERCHICOFF A, FAHY M, PARISE H, MEHRAN R, STONE G. Impact of Scheduled Angiographic Follow‐Up in Patients Treated With Primary Percutaneous Coronary Intervention for ST‐Segment Elevation Myocardial Infarction. Journal Of Interventional Cardiology 2013, 26: 319-324. PMID: 23795656, DOI: 10.1111/joic.12038.Peer-Reviewed Original ResearchConceptsST-segment elevation myocardial infarctionTarget vessel revascularizationPercutaneous coronary interventionPrimary percutaneous coronary interventionElevation myocardial infarctionMyocardial infarctionCoronary interventionStent thrombosisAcute Myocardial Infarction trialMyocardial Infarction trialOutcomes of patientsRate of revascularizationAngiographic Follow-upSAF groupRate of deathHarmonizing OutcomesVessel revascularizationCerebral eventsMI ratesFollow-upPatientsRevascularizationInfarctionComposite rateDeathImpact of Bivalirudin and Paclitaxel-Eluting Stents on Outcomes in Patients Undergoing Primary Percutaneous Coronary Intervention of the Left Anterior Descending Artery
Wöhrle J, Brodie B, Witzenbichler B, Dudek D, Kornowski R, Metzger C, Grines C, McAndrew T, Parise H, Sergie Z, Mehran R, Stone G. Impact of Bivalirudin and Paclitaxel-Eluting Stents on Outcomes in Patients Undergoing Primary Percutaneous Coronary Intervention of the Left Anterior Descending Artery. The American Journal Of Cardiology 2013, 112: 753-760. PMID: 23746479, DOI: 10.1016/j.amjcard.2013.05.006.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntineoplastic Agents, PhytogenicAntithrombinsCoronary AngiographyCoronary VesselsDrug-Eluting StentsElectrocardiographyFemaleFollow-Up StudiesHirudinsHumansMaleMiddle AgedMyocardial InfarctionPaclitaxelPeptide FragmentsPercutaneous Coronary InterventionProspective StudiesRecombinant ProteinsTreatment OutcomeConceptsPrimary percutaneous coronary interventionST-elevation myocardial infarctionPaclitaxel-eluting stentingImpact of bivalirudinTarget vessel revascularizationPercutaneous coronary interventionVessel revascularizationCoronary interventionCardiac deathPrimary PCIGlycoprotein IIb/IIIa inhibitorsIschemia-driven target vessel revascularizationIIb/IIIa inhibitorsLeft anterior descending (LAD) arteryHORIZONS-AMI trialMajor bleeding eventsUse of bivalirudinAnterior descending (LAD) arteryElevation myocardial infarctionBare-metal stentingSignificant lower rateLower ratesBleeding eventsCardiovascular eventsRevascularization ratesInfarct size and mortality in patients with proximal versus mid left anterior descending artery occlusion: The Intracoronary Abciximab and Aspiration Thrombectomy in Patients With Large Anterior Myocardial Infarction (INFUSE-AMI) trial
Brener S, Witzenbichler B, Maehara A, Dizon J, Fahy M, El-Omar M, Dambrink J, Genereux P, Mehran R, Oldroyd K, Parise H, Gibson C, Stone G. Infarct size and mortality in patients with proximal versus mid left anterior descending artery occlusion: The Intracoronary Abciximab and Aspiration Thrombectomy in Patients With Large Anterior Myocardial Infarction (INFUSE-AMI) trial. American Heart Journal 2013, 166: 64-70. PMID: 23816023, DOI: 10.1016/j.ahj.2013.03.029.Peer-Reviewed Original ResearchMeSH KeywordsAbciximabAgedAntibodies, MonoclonalCardiac CatheterizationCoronary AngiographyCoronary StenosisCoronary VesselsElectrocardiographyFemaleHumansImmunoglobulin Fab FragmentsInjections, Intra-ArterialMagnetic Resonance Imaging, CineMaleMiddle AgedMyocardial InfarctionPlatelet Aggregation InhibitorsPlatelet Glycoprotein GPIIb-IIIa ComplexSurvival RateThrombectomyTreatment OutcomeUnited StatesConceptsST-segment elevation myocardial infarctionElevation myocardial infarctionInfarct sizeMyocardial infarctionAnterior ST-segment elevation myocardial infarctionMyocardial blush grade 2/3Myocardial infarction flow 3Primary percutaneous coronary interventionINFUSE-AMI trialMyocardial Infarction trialPrimary end pointST-segment resolutionPercutaneous coronary interventionSeptal perforator branchExtent of myocardiumEffect of ICSBivalirudin anticoagulationBolus abciximabFinal ThrombolysisIntracoronary abciximabKillip classLAD infarctsReperfusion therapyArtery occlusionCoronary intervention
2012
Response to Letter Regarding Article, “Impact of the Presence and Extent of Incomplete Angiographic Revascularization After Percutaneous Coronary Intervention in Acute Coronary Syndromes
Rosner G, Kirtane A, Genereux P, Lansky A, Cristea E, Weisz G, Parise H, Fahy M, Mehran R, Stone G, Gersh B. Response to Letter Regarding Article, “Impact of the Presence and Extent of Incomplete Angiographic Revascularization After Percutaneous Coronary Intervention in Acute Coronary Syndromes. Circulation 2012, 126: e295. DOI: 10.1161/circulationaha.112.137752.Peer-Reviewed Original ResearchIMPACT OF INCOMPLETE CORONARY REVASCULARIZATION ON ONE-YEAR OUTCOMES AFTER PERCUTANEOUS CORONARY INTERVENTION IN ACUTE CORONARY SYNDROMES: THE ACUITY TRIAL
Rosner G, Kirtane A, Genereux P, Lansky A, Cristea E, Gersh B, Weisz G, Parise H, Mehran R, Stone G. IMPACT OF INCOMPLETE CORONARY REVASCULARIZATION ON ONE-YEAR OUTCOMES AFTER PERCUTANEOUS CORONARY INTERVENTION IN ACUTE CORONARY SYNDROMES: THE ACUITY TRIAL. Journal Of The American College Of Cardiology 2012, 59: e538. DOI: 10.1016/s0735-1097(12)60539-7.Peer-Reviewed Original Research
2011
Differential Clinical Responses to Everolimus-Eluting and Paclitaxel-Eluting Coronary Stents in Patients With and Without Diabetes Mellitus
Stone G, Kedhi E, Kereiakes D, Parise H, Fahy M, Serruys P, Smits P. Differential Clinical Responses to Everolimus-Eluting and Paclitaxel-Eluting Coronary Stents in Patients With and Without Diabetes Mellitus. Circulation 2011, 124: 893-900. PMID: 21824922, DOI: 10.1161/circulationaha.111.031070.Peer-Reviewed Original ResearchConceptsPaclitaxel-eluting stentsPercutaneous coronary interventionEverolimus-eluting stentsDiabetes mellitusLesion revascularizationCoronary interventionStent thrombosisMyocardial infarctionStent typeIschemia-driven target lesion revascularizationEnd pointDifferential clinical responseXIENCE V EverolimusEfficacy end pointTarget lesion revascularizationTreatment of patientsCoronary stent systemSignificant differencesEverolimus-ElutingCoronary revascularizationEfficacy outcomesClinical responseDiabetic statusDiabetic patientsClinical outcomesImpact of Diabetes Mellitus on the Safety and Effectiveness of Bivalirudin in Patients With Acute Myocardial Infarction Undergoing Primary Angioplasty Analysis From the HORIZONS-AMI (Harmonizing Outcomes with RevasculariZatiON and Stents in Acute Myocardial Infarction) Trial
Witzenbichler B, Mehran R, Guagliumi G, Dudek D, Huber K, Kornowski R, Stuckey T, Fahy M, Parise H, Stone G. Impact of Diabetes Mellitus on the Safety and Effectiveness of Bivalirudin in Patients With Acute Myocardial Infarction Undergoing Primary Angioplasty Analysis From the HORIZONS-AMI (Harmonizing Outcomes with RevasculariZatiON and Stents in Acute Myocardial Infarction) Trial. JACC Cardiovascular Interventions 2011, 4: 760-768. PMID: 21777884, DOI: 10.1016/j.jcin.2011.04.008.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryAntithrombinsCoronary AngiographyDiabetes MellitusDose-Response Relationship, DrugDouble-Blind MethodElectrocardiographyFemaleFollow-Up StudiesHirudinsHumansHypoglycemic AgentsMaleMiddle AgedMyocardial InfarctionPeptide FragmentsProspective StudiesRecombinant ProteinsStentsSurvival RateTime FactorsTreatment OutcomeConceptsGlycoprotein IIb/IIIa inhibitorsST-segment elevation myocardial infarctionPrimary percutaneous coronary interventionHORIZONS-AMI trialDiabetes mellitusDiabetic patientsMyocardial infarctionPrimary PCIMajor adverse cardiac eventsIIb/IIIa inhibitorsEffectiveness of bivalirudinEfficacy of bivalirudinAdverse cardiac eventsAcute coronary syndromeElevation myocardial infarctionPercutaneous coronary interventionAcute myocardial infarctionMajor bleedingCardiac mortalityCoronary syndromeAnticoagulant therapyCardiac eventsCoronary interventionCardiac deathUnfractionated heparinHeparin plus a glycoprotein IIb/IIIa inhibitor versus bivalirudin monotherapy and paclitaxel-eluting stents versus bare-metal stents in acute myocardial infarction (HORIZONS-AMI): final 3-year results from a multicentre, randomised controlled trial
Stone G, Witzenbichler B, Guagliumi G, Peruga J, Brodie B, Dudek D, Kornowski R, Hartmann F, Gersh B, Pocock S, Dangas G, Wong S, Fahy M, Parise H, Mehran R, Investigators O. Heparin plus a glycoprotein IIb/IIIa inhibitor versus bivalirudin monotherapy and paclitaxel-eluting stents versus bare-metal stents in acute myocardial infarction (HORIZONS-AMI): final 3-year results from a multicentre, randomised controlled trial. The Lancet 2011, 377: 2193-2204. PMID: 21665265, DOI: 10.1016/s0140-6736(11)60764-2.Peer-Reviewed Original ResearchMeSH KeywordsAngioplasty, BalloonCombined Modality TherapyConfidence IntervalsDose-Response Relationship, DrugDrug Administration ScheduleDrug Therapy, CombinationDrug-Eluting StentsElectrocardiographyFemaleFollow-Up StudiesHeparinHirudinsHumansKaplan-Meier EstimateMaleMyocardial InfarctionPaclitaxelPeptide FragmentsPlatelet Glycoprotein GPIIb-IIIa ComplexProspective StudiesRecombinant ProteinsStentsSurvival AnalysisTime FactorsTreatment OutcomeConceptsST-segment elevation myocardial infarctionGlycoprotein IIb/IIIa inhibitorsPrimary percutaneous coronary interventionIIb/IIIa inhibitorsPercutaneous coronary interventionPaclitaxel-eluting stentsBare metal stentsBivalirudin monotherapyStent thrombosisCoronary interventionMyocardial infarctionIschaemia-driven target lesion revascularisationIschaemia-driven target vessel revascularisationMajor adverse cardiovascular eventsComposite adverse eventsHORIZONS-AMI trialPaclitaxel-eluting stentingTarget vessel revascularisationAdverse cardiovascular eventsBypass graft surgeryTarget lesion revascularisationElevation myocardial infarctionOnset of symptomsKaplan-Meier estimatesAcute myocardial infarctionCOMPARISON OF LONG TERM CLINICAL PROGNOSIS AFTER PRIMARY PERCUTANEOUS CORONARY INTERVENTION ACCORDING TO THE PRESENCE OF IN-HOSPITAL MAJOR BLEEDING EVENTS: 3 YEAR FOLLOW-UP RESULT OF HORIZONS-AMI
Suh J, Mehran R, Dangas G, Claessen B, Parise H, Lansky A, Witzenbichler B, Grines C, Guagliumi G, Kornowski R, Wohrle J, Dudek D, Weisz G, Stone G. COMPARISON OF LONG TERM CLINICAL PROGNOSIS AFTER PRIMARY PERCUTANEOUS CORONARY INTERVENTION ACCORDING TO THE PRESENCE OF IN-HOSPITAL MAJOR BLEEDING EVENTS: 3 YEAR FOLLOW-UP RESULT OF HORIZONS-AMI. Journal Of The American College Of Cardiology 2011, 57: e1075. DOI: 10.1016/s0735-1097(11)61075-9.Peer-Reviewed Original ResearchINCIDENCE AND RISK FACTORS FOR CONTRAST-INDUCED NEPHROPATHY IN PRIMARY PERCUTANEOUS CORONARY INTERVENTION: AN ANALYSIS FROM THE HARMONIZING OUTCOMES WITH REVASCULARIZATION AND STENTS IN ACUTE MYOCARDIAL INFARCTION TRIAL (HORIZONS-AMI)
Narula A, Weisz G, Dangas G, Clausen B, Saltzman A, Kornowski R, Brodie B, Dudek D, Nikolsky E, Witzenbichler B, Guagliumi G, Fahy M, Parise H, Stone G, Mehran R. INCIDENCE AND RISK FACTORS FOR CONTRAST-INDUCED NEPHROPATHY IN PRIMARY PERCUTANEOUS CORONARY INTERVENTION: AN ANALYSIS FROM THE HARMONIZING OUTCOMES WITH REVASCULARIZATION AND STENTS IN ACUTE MYOCARDIAL INFARCTION TRIAL (HORIZONS-AMI). Journal Of The American College Of Cardiology 2011, 57: e1061. DOI: 10.1016/s0735-1097(11)61061-9.Peer-Reviewed Original ResearchMINIMUM STENT AREA IS AN INDEPENDENT PREDICTOR OF ANGIOGRAPHIC RESTENOSIS AFTER PRIMARY PERCUTANEOUS CORONARY INTERVENTION IN STEMI: A HORIZONS-AMI IVUS SUBSTUDY
Choi S, Maehara A, Mintz G, Lansky A, Witzenbichler B, Guagliumi G, Brodie B, Kellett M, Dressler O, Parise H, Mehran R, Stone G. MINIMUM STENT AREA IS AN INDEPENDENT PREDICTOR OF ANGIOGRAPHIC RESTENOSIS AFTER PRIMARY PERCUTANEOUS CORONARY INTERVENTION IN STEMI: A HORIZONS-AMI IVUS SUBSTUDY. Journal Of The American College Of Cardiology 2011, 57: e1861. DOI: 10.1016/s0735-1097(11)61861-5.Peer-Reviewed Original ResearchMeta-Analysis of Randomized Studies Comparing Intravascular Ultrasound Versus Angiographic Guidance of Percutaneous Coronary Intervention in Pre–Drug-Eluting Stent Era
Parise H, Maehara A, Stone G, Leon M, Mintz G. Meta-Analysis of Randomized Studies Comparing Intravascular Ultrasound Versus Angiographic Guidance of Percutaneous Coronary Intervention in Pre–Drug-Eluting Stent Era. The American Journal Of Cardiology 2011, 107: 374-382. PMID: 21257001, DOI: 10.1016/j.amjcard.2010.09.030.Peer-Reviewed Original ResearchConceptsBare metal stent implantationMetal stent implantationMajor adverse cardiac eventsAdverse cardiac eventsPercutaneous coronary interventionIVUS guidanceStent implantationAngiographic restenosisCardiac eventsCoronary interventionMyocardial infarctionIntravascular ultrasoundOverall major adverse cardiac eventsSingle-center studyAcute procedural resultsMinimum lumen diameterRevascularization ratesStent eraBalloon angioplastyProcedural resultsStent studiesAngiographic guidanceNoninferiority trialMeta-AnalysisLumen diameter
2010
Impact of Transfer for Primary Percutaneous Coronary Intervention on Survival and Clinical Outcomes (from the HORIZONS-AMI Trial)
Wöhrle J, Desaga M, Metzger C, Huber K, Suryapranata H, Guetta V, Guagliumi G, Witzenbichler B, Parise H, Mehran R, Stone G. Impact of Transfer for Primary Percutaneous Coronary Intervention on Survival and Clinical Outcomes (from the HORIZONS-AMI Trial). The American Journal Of Cardiology 2010, 106: 1218-1224. PMID: 21029816, DOI: 10.1016/j.amjcard.2010.06.049.Peer-Reviewed Original ResearchMeSH KeywordsAgedAngioplasty, Balloon, CoronaryAnticoagulantsChi-Square DistributionCoronary AngiographyFemaleHeparinHirudinsHumansMaleMiddle AgedMyocardial InfarctionPatient TransferPeptide FragmentsProportional Hazards ModelsProspective StudiesRecombinant ProteinsStatistics, NonparametricSurvival RateTime FactorsTreatment OutcomeConceptsPrimary percutaneous coronary interventionPrimary PCIST-segment elevation myocardial infarctionHORIZONS-AMI trialPercutaneous coronary interventionClinical outcomesCoronary interventionGlycoprotein IIb/IIIa inhibitorsMajor adverse cardiac eventsNet adverse clinical eventsIIb/IIIa inhibitorsAdverse cardiac eventsAdverse clinical eventsElevation myocardial infarctionPreferred reperfusion strategyPresentation of patientsInterventional hospitalMajor bleedingReperfusion strategyBalloon timeCardiac eventsCardiac deathPCI centerUnfractionated heparinMedian timeIMPACT OF INTRAVENOUS HEPARIN ADMINISTERED PRIOR TO PRIMARY PERCUTANEOUS CORONARY INTERVENTION: ANALYSIS FROM THE HORIZONS-AMI TRIAL
Nikolsky E, Mehran R, Dangas G, Lansky A, Rabbani L, Guagliumi G, Kornowski R, Hartmann F, Fahy M, Witzenbichler B, Peruga J, Gambone L, Parise H, Stone G. IMPACT OF INTRAVENOUS HEPARIN ADMINISTERED PRIOR TO PRIMARY PERCUTANEOUS CORONARY INTERVENTION: ANALYSIS FROM THE HORIZONS-AMI TRIAL. Journal Of The American College Of Cardiology 2010, 55: a185.e1729. DOI: 10.1016/s0735-1097(10)61730-5.Peer-Reviewed Original Research
2009
Role of Clopidogrel Loading Dose in Patients With ST-Segment Elevation Myocardial Infarction Undergoing Primary Angioplasty Results From the HORIZONS-AMI (Harmonizing Outcomes With Revascularization and Stents in Acute Myocardial Infarction) Trial
Dangas G, Mehran R, Guagliumi G, Caixeta A, Witzenbichler B, Aoki J, Peruga J, Brodie B, Dudek D, Kornowski R, Rabbani L, Parise H, Stone G, Investigators H. Role of Clopidogrel Loading Dose in Patients With ST-Segment Elevation Myocardial Infarction Undergoing Primary Angioplasty Results From the HORIZONS-AMI (Harmonizing Outcomes With Revascularization and Stents in Acute Myocardial Infarction) Trial. Journal Of The American College Of Cardiology 2009, 54: 1438-1446. PMID: 19796737, DOI: 10.1016/j.jacc.2009.06.021.Peer-Reviewed Original ResearchMeSH KeywordsAcute Coronary SyndromeAgedAngioplasty, BalloonAnticoagulantsClopidogrelConfidence IntervalsFemaleHirudinsHumansLogistic ModelsMaleMiddle AgedMultivariate AnalysisMyocardial InfarctionPeptide FragmentsPlatelet Aggregation InhibitorsProportional Hazards ModelsRecombinant ProteinsTiclopidineTreatment OutcomeConceptsST-segment elevation myocardial infarctionPrimary percutaneous coronary interventionPrimary PCIGlycoprotein IIb/IIIa inhibitorsIIb/IIIa inhibitorsClopidogrel loading doseHORIZONS-AMI trialElevation myocardial infarctionLoading doseMyocardial infarctionAdverse cardiac event ratesMajor adverse cardiac eventsEvent ratesCardiac event rateLoading dose groupProbable stent thrombosisAdverse cardiac eventsAdverse event ratesPercutaneous coronary interventionHigher bleeding rateBivalirudin monotherapyPrimary angioplastyAnticoagulation regimensCardiac eventsCoronary intervention