Technetium Tc 99m ExametazimeTechnetiumTechnetium Tc 99m Diethyl-iminodiacetic AcidTechnetium Tc 99m LidofeninTechnetium Tc 99m Sulfur ColloidTechnetium Tc 99m MedronateTechnetium Tc 99m DisofeninTechnetium Tc 99m PyrophosphateTomography, X-Ray ComputedTechnetium Tc 99m Aggregated AlbuminOrganotechnetium CompoundsTechnetium Tc 99m PentetateTechnetium CompoundsTinTechnetium Tc 99m SestamibiTechnetium Tc 99m Dimercaptosuccinic AcidTechnetium Tc 99m MertiatideRadionuclide ImagingSodium Pertechnetate Tc 99mTomography, Emission-Computed, Single-PhotonTomographyPositron-Emission TomographyRadiopharmaceuticalsOximesTomography, Optical CoherenceTomography, Emission-ComputedTin CompoundsTin PolyphosphatesIsotope LabelingDiphosphatesErythrocyte InclusionsTomography, Spiral ComputedSoil Pollutants, RadioactiveRosaniline DyesTomography, OpticalSugar AcidsMultidetector Computed TomographyEtidronic AcidRheniumPhosphinesCone-Beam Computed TomographyElectron Microscope TomographyTissue DistributionOrganometallic CompoundsRadioimmunodetectionCarcinoma, MedullaryRadioisotopesSensitivity and SpecificityTomography, X-RayXenon RadioisotopesFluorodeoxyglucose F18Organophosphorus CompoundsHeartNitrilesTomography Scanners, X-Ray ComputedGastric EmptyingPredictive Value of TestsSentinel Lymph Node BiopsyMagnetic Resonance ImagingProspective StudiesImaging, Three-DimensionalTime FactorsAerosolsThyroid NeoplasmsImage Processing, Computer-AssistedLung