raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:56305

Atelosteogenesis type III

Synonyms: AO3 · AOIII · Atelosteogenesis type 3

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant, Not applicable
Age of onset
Antenatal, Infancy, Neonatal
Status
active

A rare skeletal dysplasia characterized by short limbs dysmorphic facies and diagnostic radiographic findings.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAtelosteogenesis type IIIAO3 · AOIII · Atelosteogenesis type 3
frAtélostéogenèse type IIIAO3 · AOIII · Atélostéogenèse type 3
deAtelosteogenesis Typ IIIAO3 · AOIII · Atelosteogenesis Typ 3
esAtelosteogénesis tipo IIIAO3 · Atelosteogénesis tipo 3
itAtelosteogenesi, tipo IIIAO3 · AOIII
nlAtelosteogenese type IIIAO3 · AOIII
ptAtelosteogénese III
plAtelosteogeneza typu IIIAO3 · AOIII
csAtelosteogeneze, typ IIIAO3 · AOIII · Atelosteogeneze, typ 3
ukАтелостеогенез, тип IIIAO3 · AOIII · Тип ателостеогенезу 3
zh成骨不全III型骨发育不全症3型
trAtelosteogenez tip IIIAO3 · AOIII · Atelosteogenez tip 3

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM108721Evalidated
ICD-10Q78.8NTBTattributedvalidated
ICD-11LD24.ENTBTindexvalidated
MONDO0007168Evalidated
MeSHC579928Evalidated
UMLSC3668942Evalidated
GARD10608Evalidated

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 (5):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
FLNBDisease-causing germline mutation(s) inAssessedHGNC:3755ENSG000001360686033813p14.3filamin B
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families25 casesWorldwideCase(s)ValidatedORPHANET
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET

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

27 annotations · validated 2019-03-26
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0031095Abnormal humerus morphology
HP:0003417Coronal cleft vertebrae
HP:0006408Distal tapering femur
HP:0003042Elbow dislocation
HP:0002827Hip dislocation
HP:0004976Knee dislocation
HP:0002999Patellar dislocation
HP:0002093Respiratory insufficiency
HP:0001248Short tubular bones of the hand
HP:0001762Talipes equinovarus
HP:0008417Vertebral hypoplasia
Occasional (29-5%)
HP:0005905Abnormal cervical curvature
HP:0003862Absent humerus
HP:0003974Absent radius
HP:0006384Club-shaped distal femur
HP:0003902Epiphyseal stippling of the humerus
HP:0002990Fibular aplasia
HP:0001263Global developmental delay
HP:0001188Hand clenching
HP:0000218High palate
HP:0008755Laryngotracheomalacia
HP:0000347Micrognathia
HP:0001561Polyhydramnios
HP:0005736Short tibia
HP:0005257Thoracic hypoplasia
HP:0005619Thoracolumbar kyphosis
HP:0003049Ulnar deviation of the wrist

Annotation source: 9133349[PMID]_16752402[PMID]_20301736[PMID]

7

Sources for this card