raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:726659

Houge-Janssens syndrome type 3

Synonyms: PPP2CA-related neurodevelopmental disorder · PPP2CA-related Houge-Janssens syndrome · HJS3

Type
Clinical subtype
Group
Subtype of disorder
Inheritance
Autosomal dominant
Status
active

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enHouge-Janssens syndrome type 3PPP2CA-related neurodevelopmental disorder · PPP2CA-related Houge-Janssens syndrome · HJS3
frSyndrome de Houge-Janssens type 3Trouble du neurodéveloppement associé à PPP2CA · Syndrome de Houge-Janssens associé à PPP2CA
deHouge-Janssens-Syndrom Typ 3HJS3 · PPP2CA-assoziiertes Houge-Janssens-Syndrom · PPP2CA-assoziierte neurologische Entwicklungsstörung
esSíndrome de Houge-Janssens tipo 3SHJ3 · Síndrome de Houge-Janssens asociado al gen PPP2CA · Trastorno del neurodesarrollo asociado al gen PPP2CA
itSindrome di Houge-Janssens tipo 3HJS3 · Sindrome di Houge-Janssens correlata a PPP2CA · Malattia del neurosviluppo correlata a PPP2CA
nlSyndroom van Houge-Janssens type 3HJS3 · PPP2CA-gerelateerd syndroom van Houge-Janssens · PPP2CA-gerelateerde neurologische ontwikkelingsstoornis
ptHouge-Janssens syndrome type 3
plHouge-Janssens syndrome type 3= en
csHouge-Janssens syndrome type 3= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM618354Evalidated

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
PPP2CADisease-causing germline mutation(s) inAssessedHGNC:9299ENSG000001135751769155q31.1protein phosphatase 2 catalytic subunit alpha36531959[PMID]_39978342[PMID]
5

Prevalence and incidence

0 records

No prevalence record in this release.

6

HPO phenotypes

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

7

Sources for this card