Predictive Value of TestsSensitivity and SpecificityProspective StudiesROC CurveRetrospective StudiesEarly DiagnosisReproducibility of ResultsPrenatal DiagnosisDelayed DiagnosisPrognosisFalse Positive ReactionsTomography, X-Ray ComputedFalse Negative ReactionsDiagnosisDiagnostic ErrorsBiopsyFollow-Up StudiesTime FactorsBiological MarkersRisk FactorsTreatment OutcomeReagent Kits, DiagnosticCohort StudiesPregnancyDiagnosis, Computer-AssistedMass ScreeningEvaluation Studies as TopicInfant, NewbornSeverity of Illness IndexPolymerase Chain ReactionMagnetic Resonance ImagingNursing DiagnosisBiopsy, NeedleRisk AssessmentTumor Markers, BiologicalEnzyme-Linked Immunosorbent AssayBacteriological TechniquesAlgorithmsPrevalenceBiopsy, Fine-NeedleUltrasonographyObserver VariationRadiopharmaceuticalsAcute DiseaseIncidenceBreast NeoplasmsUltrasonography, Doppler, ColorReagent StripsUltrasonography, PrenatalClinical Laboratory TechniquesLogistic ModelsCase-Control StudiesMolecular Diagnostic TechniquesNeoplasm StagingAge FactorsDiagnostic Tests, RoutineMultivariate AnalysisPreimplantation DiagnosisInternational Classification of DiseasesPhysical ExaminationPositron-Emission TomographyEndosonographyImmunoassayCytodiagnosisFluorodeoxyglucose F18Cross-Sectional StudiesSurvival AnalysisDisease ProgressionElectrocardiographyContrast MediaRecurrenceFetal DiseasesPoint-of-Care SystemsQuestionnairesDiagnostic Techniques and ProceduresClinical Enzyme TestsUnited StatesChi-Square DistributionPreoperative CareMicroscopySurvival RateImmunoenzyme TechniquesClinical CodingTomography, Spiral ComputedArea Under CurveImmunohistochemistryPalpationProbabilityMedical RecordsRegression AnalysisSyndromeFrozen SectionsEpidemiologic MethodsRadiography, ThoracicProportional Hazards ModelsFibrin Fibrinogen Degradation ProductsThyroid NoduleCoronary AngiographyDatabases, FactualLung Neoplasms