raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:708171

Facial dysmorphism-corpus callosum hypoplasia-infantile epileptic encephalopathy

Synonyms: WWOX-related epileptic encephalopathy

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

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enFacial dysmorphism-corpus callosum hypoplasia-infantile epileptic encephalopathyWWOX-related epileptic encephalopathy
frSyndrome de dysmorphie faciale-hypoplasie du corps calleux-encéphalopathie épileptique infantileEncéphalopathie épileptique associée à WWOX
deGesichtsdysmorphie-Corpus Callosum-Hypoplasie-Infantile epileptische Enzephalopathie-SyndromEnzephalopathie, epileptische, WWOX-assoziierte
esSíndrome de dismorfia facial-hipoplasia del cuerpo calloso-encefalopatía epiléptica infantilEncefalopatía epiléptica asociada a WWOX
itDismorfismi facciali-ipoplasia del corpo calloso-encefalopatia epilettica infantileEncefalopatia epilettica correlata a WWOX
nlFaciale dysmorfie - hypoplasie van corpus callosum - infantiele epileptische encefalopathieWWOX-gerelateerde epileptische encefalopathie
ptFacial dysmorphism-corpus callosum hypoplasia-infantile epileptic encephalopathy
plDysmorfia twarzy – hipoplazja ciała modzelowatego – encefalopatia padaczkowa niemowlęca= en
csFacial dysmorphism-corpus callosum hypoplasia-infantile epileptic encephalopathy= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM616211Evalidated

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 (4):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
WWOXDisease-causing germline mutation(s) inAssessedHGNC:12799ENSG0000018615360513116q23.1-q23.2WW domain containing oxidoreductase25411445[PMID]_38161429[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families100 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

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

7

Sources for this card