Myocardial ReperfusionNo-Reflow PhenomenonCoronary CirculationMyocardial InfarctionAngioplasty, Balloon, CoronaryCoronary AngiographyMyocardial Reperfusion InjuryTime FactorsTolmetinDogsMicrocirculationCoronary ThrombosisMyocardiumCoronary VesselsElectrocardiographyCineangiographyImmunoglobulin Fab FragmentsIschemiaEchocardiographyMyocardial IschemiaTreatment OutcomeCoronary DiseaseStreptokinaseThalliumReperfusionCollateral CirculationPlatelet Aggregation InhibitorsFree RadicalsBlood Flow VelocityPredictive Value of TestsNecrosisHemodynamicsHeartThrombolytic TherapyThrombectomyMannitolRubidium RadioisotopesIschemic Preconditioning, MyocardialReperfusion InjuryMicrospheresRabbitsRaynaud DiseaseEdemaPlatelet Glycoprotein GPIIb-IIIa ComplexAngina, UnstableVentricular Function, LeftAcute Coronary SyndromePerfusionMyocardial StunningHirudin TherapyRegional Blood FlowOrganotechnetium CompoundsPrognosisMyocardial ContractionStentsHemorrhageVascular PatencyHeparinEnoxaparinPapillary MusclesTissue Plasminogen ActivatorVasodilator AgentsCerebrovascular CirculationProspective StudiesRats, Sprague-DawleySarcolemmaPercutaneous Coronary InterventionShock, CardiogenicDisease Models, AnimalRats, Inbred StrainsBrain IschemiaPlasminogen ActivatorsRisk AssessmentIschemic Attack, TransientAspirinRetrospective StudiesFollow-Up StudiesOxygenCreatine KinaseSwineAcute DiseaseSuctionCalciumAdenosine TriphosphateAnticoagulantsHeart RateRecurrenceCardiac CatheterizationMicroscopy, ElectronSeverity of Illness IndexChest PainHirudinsRisk FactorsBlood PressureDrug Therapy, CombinationAntithrombinsKidneyMyocardial RevascularizationCreatine Kinase, MB FormHospital Mortality