Tomography, Emission-Computed, Single-PhotonTechnetium Tc 99m SestamibiMyocardial Perfusion ImagingPhotonsTomography, X-Ray ComputedCoronary CirculationPerfusionOrganotechnetium CompoundsThallium RadioisotopesTomography, Emission-ComputedRadiopharmaceuticalsPositron-Emission TomographyDipyridamoleCardiac-Gated Single-Photon Emission Computer-Assisted TomographyHeartExercise TestThalliumGated Blood-Pool ImagingPerfusion ImagingMyocardial IschemiaCoronary AngiographyOrganophosphorus CompoundsSensitivity and SpecificityOximesCoronary Artery DiseaseNitrogen RadioisotopesTomographyRubidium RadioisotopesCoronary DiseaseContrast MediaTechnetium Tc 99m ExametazimeReproducibility of ResultsImage Processing, Computer-AssistedTechnetiumAdenosinePredictive Value of TestsImage EnhancementArtifactsMagnetic Resonance ImagingMyocardial InfarctionIodobenzenesVasodilator AgentsCoronary VesselsImage Interpretation, Computer-AssistedMyocardial ReperfusionCerebrovascular CirculationFluorodeoxyglucose F18Phantoms, ImagingRadioisotopesTomography, Spiral ComputedTomography, Optical CoherenceElectrocardiographyEchocardiographyVentricular Function, LeftMultidetector Computed TomographyIodine RadioisotopesFractional Flow Reserve, MyocardialCoronary StenosisVentricular Dysfunction, LeftMyocardiumTime FactorsVentriculography, First-PassIofetamineGamma CamerasDobutamineRadionuclide ImagingFeasibility StudiesRegional Blood FlowFluorine RadioisotopesTissue SurvivalBrainTomography, OpticalEchocardiography, StressStroke VolumeMultimodal ImagingNuclear MedicineAlgorithmsDiagnostic ImagingProspective StudiesXenon RadioisotopesMicrocirculationOrganometallic CompoundsAngina PectorisTelluriumPrognosisDiatrizoate MeglumineHyperemiaGadolinium DTPAMagnetic Resonance AngiographySeverity of Illness IndexHemodynamicsRestBlood Flow VelocityImaging, Three-DimensionalDogsMyocardial StunningRadioactive TracersROC CurveSubtraction TechniqueMyocardial Revascularization