raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:65743

Autosomal dominant multiple pterygium syndrome

Synonyms: Distal arthrogryposis type 8

Type
Malformation syndrome
Group
Disorder
Inheritance
Autosomal dominant
Age of onset
Childhood
Status
active

A rare distal arthrogryposis syndrome characterized by multiple pterygia (typically involving the neck, axilla and popliteal areas), joint contractures, ptosis, camptodactyly of the hands with hypoplastic flexion creases, vertebral fusions, severe scoliosis and short stature.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAutosomal dominant multiple pterygium syndromeDistal arthrogryposis type 8
frSyndrome des ptérygiums multiples autosomique dominantArthrogrypose distale type 8
deMultiples Pterygium-Syndrom, autosomal-dominantesArthrogrypose, distale, Typ 8
esSíndrome de pterigium múltiple autosómico dominante
itSindrome da pterigi multipli autosomica dominanteArtrogriposi distale, tipo 8
nlAutosomaal dominant meervoudig pterygium-syndroomDistale artrogrypose type 8
ptSíndrome de pterígio múltiplo autossómica dominanteArtrogripose distal tipo 8
plAutosomalny dominujący zespół mnogich płetwistościArtrogrypoza dystalna typu 8
csAutozomálně dominantní syndrom mnohočetných pterygiíDistální artrogrypóza, typ 8
ukАутосомно-домінантний синдром множинних птеригіумівДистальний артрогрипоз, тип 8
zh常染色体显性多发性翼状胬肉综合征远端关节挛缩8型
trOtozomal dominant çoklu piterjiyum sendromuDistal artrogripozis tip 8

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM178110Evalidated
ICD-10Q79.8NTBTattributedvalidated
ICD-11LD26.40NTBTindexvalidated
MONDO0008338Evalidated
MeSHC566739Evalidated
UMLSC1867440Evalidated

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 (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
MYH3Disease-causing germline mutation(s) inAssessedHGNC:7573ENSG0000010906316072017p13.1myosin heavy chain 325957469[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families4 casesWorldwideCase(s)Validated2831369[PMID]
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

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

7

Sources for this card