SyndromeDown SyndromeMetabolic Syndrome XPrenatal DiagnosisNephrotic SyndromeDelayed DiagnosisSjogren's SyndromeEarly DiagnosisSensitivity and SpecificityTurner SyndromeAbnormalities, MultipleRetrospective StudiesMyelodysplastic SyndromesCushing SyndromeDiagnosisAcute Coronary SyndromePolycystic Ovary SyndromeWilliams SyndromeRisk FactorsHorner SyndromeDiGeorge SyndromeTreatment OutcomeTomography, X-Ray ComputedPrader-Willi SyndromeInfant, NewbornLong QT SyndromeProspective StudiesDiagnostic ErrorsGuillain-Barre SyndromeBiopsyHemolytic-Uremic SyndromePregnancyTime FactorsFollow-Up StudiesPedigreeAntiphospholipid SyndromeTourette SyndromePredictive Value of TestsFatal OutcomeMagnetic Resonance ImagingKlinefelter SyndromeCompartment SyndromesMutationCarpal Tunnel SyndromePrognosisPorcine Reproductive and Respiratory SyndromeReye SyndromeBartter SyndromeHELLP SyndromeWerner SyndromePolymerase Chain ReactionCase-Control StudiesPorcine respiratory and reproductive syndrome virusPrevalenceReproducibility of ResultsEhlers-Danlos SyndromeBrugada SyndromePhenotypeDiagnosis, Computer-AssistedRespiratory Distress Syndrome, AdultBloom SyndromeAngelman SyndromeParaneoplastic SyndromesBiological MarkersAcquired Immunodeficiency SyndromeCohort StudiesNursing DiagnosisIntellectual DisabilityAcute DiseaseRestless Legs SyndromeSevere Acute Respiratory SyndromeSeverity of Illness IndexIncidenceFetal DiseasesJob SyndromeWiskott-Aldrich SyndromeSweet SyndromeChurg-Strauss SyndromeAge FactorsPreimplantation DiagnosisFaciesBudd-Chiari SyndromeDNA Mutational AnalysisSturge-Weber SyndromeStevens-Johnson SyndromeGenetic TestingSezary SyndromeWolff-Parkinson-White SyndromeChediak-Higashi SyndromeSick Sinus SyndromeUltrasonography, PrenatalBiopsy, NeedleACTH Syndrome, EctopicKallmann SyndromeUsher SyndromesCraniofacial AbnormalitiesBehcet SyndromeBeckwith-Wiedemann SyndromeFelty SyndromeEnzyme-Linked Immunosorbent Assay