raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:438117

Steel syndrome

Synonyms: Bilateral hip and radial head dislocations-short stature-scoliosis-carpal coalitions-pes cavus-facial dysmorphism syndrome

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Infancy, Neonatal
Status
active

A rare genetic bone disease characterized by short stature, bilateral congenital hip dislocation, radial head dislocation, carpal coalition, scoliosis, pes cavus, and atlantoaxial subluxation. Dysmorphic facial features include broad forehead, broad nasal bridge, hypertelorism, and mild midface hypoplasia. Association with bilateral sensorineural hearing loss has also been described.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enSteel syndromeBilateral hip and radial head dislocations-short stature-scoliosis-carpal coalitions-pes cavus-facial dysmorphism syndrome
frSyndrome de SteelSyndrome de luxation bilatérale de la hanche et de la tête radiale-petite taille-scoliose-coalition carpienne-pieds creux-dysmorphie faciale
deSteel-SyndromBeidseitige Hüft- und Radiusköpfchen-Dislokation-Kleinwuchs-Skoliose-Karpalfusionen-Pes cavus-Gesichtsdysmorphie-Syndrom
esSíndrome de SteelSíndrome de luxación bilateral de la cadera y la cabeza radial-talla baja-escoliosis-coaliciones carpales-pie cavo-dismorfia facial
itSindrome di SteelSindrome lussazione bilaterale del capitello radiale e dell'anca-bassa statura-scoliosi-fusione dei carpi-piede cavo-dismorfismi facciali
nlSyndroom van SteelBilaterale luxaties van heup en radiuskop - kleine gestalte - scoliose - carpale coalities - pes cavus - faciale dysmorfie-syndroom
ptSíndrome de Steel
plZespół SteelaZespół obustronnych zwichnięć bioder i głowy kości promieniowej, niskiego wzrostu, skoliozy, zrostów kości nadgarstka, stopy wydrążonej i dysmorfii twarzy
csSteelův syndromSyndrom zahrnující bilaterální luxaci kyčle a hlavice radia, malý vzrůst, skoliózu, fúzi karpálních kůstek, pes cavus a faciální dysmorfismus
ukСиндром СтілаСиндром двостороннього вивиху стегна та головки променевої кістки - низькорослості - сколіозу - коаліції запястка - pes cavus - дисморфізму обличчя
zhSteel 综合征双侧髋关节和桡骨骨头脱位-身材矮小-脊柱侧凸-腕骨联合-高足弓-面部畸形综合征
trSteel sendromuİki taraflı kalça ve radyal kafa çıkıkları-kısa boy-skolyozis-karpal koalisyonlar-pes kavus-fasiyal dismorfizm sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM615155Evalidated
ICD-10Q87.5NTBTattributedvalidated
ICD-11LD24.ENTBTattributedvalidated
MONDO0014061Evalidated
UMLSC3554594Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

3

Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (1):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
COL27A1Disease-causing germline mutation(s) inAssessedHGNC:22986ENSG000001967396084619q32collagen type XXVII alpha 1 chain24986830[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families40 casesWorldwideCase(s)Validated8423186[PMID]_20357596[PMID]_24986830[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8423186[PMID]_20357596[PMID]_24986830[PMID]

Value is Orphadata's ValMoy: the mean estimate per 100 000 for prevalence and incidence, the number of cases or families for case reports.

6

HPO phenotypes

Orphanet has no HPO annotation for this code in this release.

7

Sources for this card