Myocardial IschemiaMyocardiumCoronary VesselsIschemiaCoronary AngiographyCoronary CirculationCoronary Artery DiseaseBrain IschemiaAngioplasty, Balloon, CoronaryCoronary StenosisCoronary Artery BypassCoronary DiseaseMyocardial InfarctionHeartCoronary VasospasmMyocardial Reperfusion InjuryMyocardial StunningMyocardial ContractionCoronary AneurysmDogsReperfusion InjuryTime FactorsCoronary ThrombosisMyocardial ReperfusionCoronary OcclusionCoronary RestenosisElectrocardiographyHemodynamicsHeart VentriclesPercutaneous Coronary InterventionRisk FactorsDisease Models, AnimalIschemic Preconditioning, MyocardialCardiotonic AgentsCoronary Care UnitsVentricular Function, LeftProspective StudiesSwineCollateral CirculationFollow-Up StudiesMyocardial RevascularizationRats, Sprague-DawleyEchocardiographyPerfusionRats, WistarIschemic Attack, TransientMyocytes, CardiacTreatment OutcomeVasodilator AgentsStentsPredictive Value of TestsReperfusionAdenosineWarm IschemiaTomography, Emission-Computed, Single-PhotonBlood PressureIschemic PreconditioningExercise TestAngina, UnstableBlood Flow VelocityCardiac CatheterizationUltrasonography, InterventionalCalcinosisCreatine KinaseVentricular Dysfunction, LeftVasodilationBiological MarkersMicrocirculationEndothelium, VascularTomography, X-Ray ComputedCoronary Artery Bypass, Off-PumpCardiomyopathiesRisk AssessmentDipyridamoleThallium RadioisotopesCold IschemiaArrhythmias, CardiacVentricular RemodelingPlatelet Aggregation InhibitorsSeverity of Illness IndexChest PainMyocardial Perfusion ImagingDobutamineGerbillinaeSpinal Cord IschemiaRetrospective StudiesRabbitsTissue SurvivalModels, CardiovascularSwine, MiniatureNitroglycerinRegional Blood FlowHeart FailureContrast MediaHeart Arrest, InducedVentricular FunctionAcute DiseaseCardiovascular AgentsSensitivity and SpecificityStroke Volume