Reference StandardsSensitivity and SpecificityReproducibility of ResultsReference ValuesObserver VariationDiagnostic Techniques and ProceduresPredictive Value of TestsTomography, X-Ray ComputedROC CurveDiagnostic Tests, RoutineAlgorithmsWorld Health OrganizationProspective StudiesContrast MediaMagnetic Resonance ImagingRadiographic Image Interpretation, Computer-AssistedReagent Kits, DiagnosticImaging, Three-DimensionalClinical Laboratory TechniquesQuality ControlImage Processing, Computer-AssistedRadiologyImage Interpretation, Computer-AssistedAngiography, Digital SubtractionBignoniaceaeRadiographic Image EnhancementPolymerase Chain ReactionClinical CodingRetrospective StudiesMagnetic Resonance AngiographyCineradiographyImage EnhancementNatural Language ProcessingTime FactorsReagent StripsMicroscopyCalibrationOrganizationsPhotographyAutomationPhysical ExaminationDiagnostic ErrorsPoint-of-Care SystemsMultidetector Computed TomographyUnited StatesMolecular Sequence DataOphthalmoscopyMass ScreeningImmunoassayEvaluation Studies as TopicMolecular Diagnostic TechniquesDatabases, FactualCross-Sectional StudiesFalse Positive ReactionsUltrasonographyInformation Storage and RetrievalPositron-Emission TomographySoftwareChromatography, High Pressure LiquidColonography, Computed TomographicX-Ray Intensifying ScreensMEDLINEFeasibility StudiesSeverity of Illness IndexBase SequenceEnzyme-Linked Immunosorbent AssayBacteriological TechniquesSputumRadiography, ThoracicInfant, NewbornResearch DesignTreatment OutcomeSingle-Blind MethodPattern Recognition, AutomatedArea Under CurveFractional Flow Reserve, MyocardialGadolinium DTPAParasitologyQuestionnairesNucleic Acid Amplification TechniquesOphthalmologyStatistics, NonparametricRadiopharmaceuticalsModels, StatisticalPhantoms, ImagingUrinalysisCardiac-Gated Imaging TechniquesSolitary Pulmonary NoduleVasospasm, IntracranialTerminology as TopicLikelihood FunctionsStandard of CareMagnetic Resonance Imaging, CineCohort StudiesMass SpectrometryMedical Records Systems, ComputerizedDiagnosis, Computer-AssistedPractice Guidelines as TopicHealth Maintenance OrganizationsBiological Assay