Technetium Tc 99m SestamibiTomography, Emission-Computed, Single-PhotonRadiopharmaceuticalsThallium RadioisotopesParathyroid NeoplasmsParathyroidectomyOrganotechnetium CompoundsDipyridamoleHyperparathyroidism, PrimarySodium Pertechnetate Tc 99mHyperparathyroidismHeartGated Blood-Pool ImagingVentriculography, First-PassTissue SurvivalGamma CamerasParathyroid GlandsSensitivity and SpecificityExercise TestCoronary DiseaseCoronary CirculationDobutamineThalliumOrganophosphorus CompoundsThyroiditis, SubacuteIodobenzenesMyocardial StunningSurgical Procedures, Minimally InvasiveMyocardial InfarctionOximesAdenomaChest PainMyocardial Perfusion ImagingEchocardiographyRadionuclide AngiographyCoronary AngiographyPredictive Value of TestsElectrocardiographyMyocardiumHyperparathyroidism, SecondaryMyocardial IschemiaVentricular Function, LeftMyocardial ContractionMyocardial RevascularizationVasodilator AgentsMyocardial ReperfusionAdenosineReproducibility of ResultsVentricular Dysfunction, LeftCyclosporinsParathyroid HormoneTomography, Emission-ComputedCoronary Artery DiseaseSubtraction TechniqueHemodynamicsObserver VariationStroke VolumePrognosisTechnetiumProspective Studies