Delayed DiagnosisEarly DiagnosisPrenatal DiagnosisSensitivity and SpecificityDiagnosisRetrospective StudiesTime FactorsDiagnostic ErrorsTomography, X-Ray ComputedBiopsyPredictive Value of TestsProspective StudiesDiagnosis, Computer-AssistedRisk FactorsNursing DiagnosisMagnetic Resonance ImagingFollow-Up StudiesTreatment OutcomeReproducibility of ResultsPrognosisPregnancyInfant, NewbornPreimplantation DiagnosisPolymerase Chain ReactionAge FactorsFatal OutcomeCohort StudiesIncidenceAcute DiseaseSeverity of Illness IndexBiopsy, NeedleCase-Control StudiesFetal DiseasesPrevalenceBiological MarkersSyndromeDisease ProgressionUnited StatesROC CurveEnzyme-Linked Immunosorbent AssayUltrasonography, PrenatalClinical Laboratory TechniquesFalse Positive ReactionsFalse Negative ReactionsLabor OnsetUltrasonographyMutationTumor Markers, BiologicalMolecular Diagnostic TechniquesBreast NeoplasmsRecurrenceComorbidityQuestionnairesPedigreeSex FactorsImmunohistochemistryGenetic TestingNeoplasmsPhysical ExaminationCross-Sectional StudiesBiopsy, Fine-NeedleRisk AssessmentBrainChronic DiseaseEvaluation Studies as TopicMicroscopyLogistic ModelsAlgorithmsReagent Kits, DiagnosticSurvival AnalysisSurvival RateNeoplasm StagingReferral and ConsultationDiagnostic ImagingMass ScreeningObserver VariationAge of OnsetAge DistributionRegistriesRadiography, ThoracicMultivariate AnalysisAutopsyRare DiseasesBronchoscopyDog DiseasesChi-Square DistributionGenotypeCytodiagnosisLongitudinal StudiesDiagnostic Tests, RoutineLung NeoplasmsParasitologyMental DisordersAnalysis of VarianceImmunoassayDNA Mutational AnalysisImmunoglobulin GImmunoglobulin MEndosonographyDementia