raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:221054

Acrocephalopolydactyly

Synonyms: Acrocephalopolydactylous dysplasia · Elejalde acrocephalopolydactyly

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

An extremely rare lethal autosomal recessive disorder characterized by massive birth weight, swollen globular body, generalized edema, short limbs, postaxial polydactyly, thick skin, facial dysmorphism (slanted palpebral fissures, hypertelorism, epicanthic folds, dysplastic ears), excessive connective tissue, renal dysplasia, and in some patients, organomegaly, craniosynostosis with acrocephaly, omphalocele, cleft palate, and cryptorchidism. Fewer than 10 cases have been reported to date.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAcrocephalopolydactylyAcrocephalopolydactylous dysplasia · Elejalde acrocephalopolydactyly
frAcro-céphalo-polydactylieAcro-céphalo-polydactylie d'Elejalde · Dysplasie acro-céphalo-polydactylique
deAkrozephalopolydaktylieAkrozephalopolydaktyle Dysplasie · Elejalde-Syndrom
esAcrocefalopolidactiliaAcrocefalopolidactilia de Elejalde · Displasia acrocefalodactílica · Displasia acrocefalopolidactílica
itAcrocefalopolidattiliaAcrocefalopolidattilia di Elejalde · Displasia acrocefalopolidattilica
nlAcrocefalopolydactylieAcrocefalopolydactyleuze dysplasie · Acrocefalopolydactylie van Elejalde
ptAcrocefalopolidactiliaAcrocefalopolidactilia Elejalde · Displasia acrocefalopolidactilosa
plAkrocefalopolidaktyliaZespół Elejalde
csAkrocefalopolydaktylieAkrocefalopolydaktylní dysplázie · Elejaldeův syndrom
ukАкроцефалополідактиліяАкроцефалополідактилічна дисплазія · Акроцефалополідактилія Еледжальда
zh尖头多指(趾)畸形尖头多指(趾)畸形
trAkrosefalopolidaktiliElejalde sendromu · Akrosefalopolidaktilöz displazi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM200995Evalidated
ICD-10Q87.0NTBTattributedvalidated
ICD-11LD2F.1YNTBTindexvalidated
MONDO0008709Evalidated
MeSHC573722Evalidated
UMLSC3495588Evalidated
GARD2096Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families8 casesWorldwideCase(s)Validated22413886[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_22413886[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

19 annotations · validated 2017-01-04
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0012210Abnormal renal morphology
HP:0000234Abnormality of the head
HP:0000153Abnormality of the mouth
HP:0001156Brachydactyly
HP:0000476Cystic hygroma
HP:0000457Depressed nasal ridge
HP:0000286Epicanthus
HP:0002816Genu recurvatum
HP:0001433Hepatosplenomegaly
HP:0000316Hypertelorism
HP:0009826Limb undergrowth
HP:0008551Microtia
HP:0000263Oxycephaly
HP:0005458Premature closure of fontanelles
HP:0001538Protuberant abdomen
HP:0003026Short long bone
HP:0000470Short neck
HP:0003196Short nose
HP:0005257Thoracic hypoplasia

Run the differential on the 12 obligate / very frequent terms

Annotation source: 16969863[PMID]

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Sources for this card