Turner syndrome

ICD-10: Q96MeSH: D014424ORPHA: 881

Overview

chromosomal variation where a person is born with a 45X chromosome pattern rather than the typical 46XX

Available Treatments (0)

No treatments linked yet

Clinical trials or compassionate use may be available — consult a specialist.

Clinical Presentation

Signs and symptoms associated with Turner syndrome, sourced from HPO and Orphanet clinical annotations.

Abnormal pinna morphologyThyroiditisGonadoblastomaGastrointestinal angiodysplasiaCirrhosisInflammation of the large intestineBiliary cirrhosisAortic dissectionMelanomaHypoplastic left ventricleGastrointestinal inflammationArterial dissectionRenal hypoplasia/aplasiaNeurodevelopmental delayElevated circulating hepatic transaminase concentrationAortic arch aneurysmDermatoglyphic ridges abnormalEnlargement of the distal femoral epiphysisIrregular proximal tibial epiphysesAbnormal dermatoglyphicsNeck pterygiaShort 4th metacarpalShort 5th metacarpalHypermobility of toe jointsHorseshoe kidneyEctopic kidneyAbnormality of the dentitionEpicanthusCystic hygromaStrabismusPtosisMyopiaDepressionPectus excavatumHyperinsulinemiaAtypical scarring of skinMelanocytic nevusLymphedemaVitiligoAbnormal fingernail morphologyHip dysplasiaHepatic fibrosisAlopeciaAtrial septal defectBicuspid aortic valveProlonged QT intervalMyocardial infarctionCoarctation of aortaPes planusHyperconvex fingernailsShort toeCeliac diseaseCholestatic liver diseaseScoliosisAutoimmunityMadelung deformityInverted nipplesNevusReduced bone mineral densityNumerous congenital melanocytic neviType II diabetes mellitusAttention deficit hyperactivity disorderAplasia/Hypoplasia of the mandibleSplayed toesDelayed early-childhood social milestone developmentGonadal dysgenesisAbnormality of the ovaryShort neckDelayed pubertyIncreased circulating gonadotropin levelShort sternumOsteopeniaOsteoporosisGrowth delayIntrauterine growth retardationDelayed skeletal maturationCubitus valgusHigh, narrow palateHigh urinary gonadotropin levelShort statureWide intermamillary distanceAplasia/Hypoplasia of the nipplesPremature ovarian insufficiencyFemale infertilityPostnatal growth retardationIncreased upper to lower segment ratioAbnormal forearm bone morphologyEnlarged thoraxHigh palateRetrognathiaMicrognathiaHearing impairmentLow-set earsRecurrent otitis mediaWebbed neckThickened nuchal skin foldBroad neckAtypical behaviorAnxietyAbnormal nonverbal communicative behaviorPrimary amenorrheaHypertensionSecondary amenorrheaHashimoto thyroiditisShield chestSpecific learning disabilityHepatic steatosisObesityFailure to thrive in infancyHypoplastic toenailsGlucose intoleranceAbnormal facial shapeLow posterior hairlineKyphosisGenu valgum

Classification & Codes

ICD-10 Code

Q96

MeSH Code

D014424

Orphanet Code

ORPHA:881
Turner syndrome
ICD-10Q96
MeSHD014424
OrphanetORPHA:881
Treatments0 drug(s)
Symptoms on record115 signs
Statuspublished
Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO