Positron-Emission TomographyTomography, Emission-ComputedFluorodeoxyglucose F18RadiopharmaceuticalsTomography, X-Ray ComputedFluorine RadioisotopesMultimodal ImagingCarbon RadioisotopesOxygen RadioisotopesBrainRacloprideMagnetic Resonance ImagingCopper RadioisotopesNitrogen RadioisotopesCerebrovascular CirculationTomography, Emission-Computed, Single-PhotonRadioactive TracersDeoxyglucoseSensitivity and SpecificityImage Processing, Computer-AssistedDiagnostic ImagingTomographyWhole Body ImagingTissue DistributionDihydroxyphenylalanineGallium RadioisotopesPredictive Value of TestsAniline CompoundsRadioisotopesReceptors, Dopamine D2Rubidium RadioisotopesReproducibility of ResultsBrain MappingMisonidazoleNeoplasm StagingCoronary CirculationGlucoseSalicylamidesFlumazenilTomography, Optical CoherencePapioLung NeoplasmsRadiochemistryTomography, Spiral ComputedTetrabenazineMolecular ImagingPapio anubisCorpus StriatumIsotope LabelingDideoxynucleosidesReceptors, Dopamine D3Prospective StudiesTreatment OutcomeLymphatic MetastasisDopamine AntagonistsNortropanesRetrospective StudiesHeterocyclic Compounds, 1-RingRegional Blood FlowPhantoms, ImagingTime FactorsSolitary Pulmonary NoduleHeartDipyridamoleCerebral CortexTomography, OpticalDopamineAlzheimer DiseaseDiprenorphineSpiperonePutamenPrognosisMyocardial Perfusion ImagingIncidental FindingsCaudate NucleusFrontal LobeMultidetector Computed TomographyReference ValuesArabinofuranosyluracilBlood VolumeFluorineNuclear MedicineNeoplasmsImaging, Three-DimensionalHodgkin DiseaseRadioligand AssayImage Interpretation, Computer-AssistedBenzothiazolesAutoradiographyContrast MediaIodine RadioisotopesAlgorithmsOxygen ConsumptionTissue SurvivalThiazolesFollow-Up StudiesThiosemicarbazonesAmmoniaOccipital LobeOrganometallic Compounds