raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:726667

Houge-Janssens syndrome type 4

Synonyms: PPP2R5C-related neurodevelopmental disorder · PPP2R5C-related Houge-Janssens syndrome · HJS4

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 4PPP2R5C-related neurodevelopmental disorder · PPP2R5C-related Houge-Janssens syndrome · HJS4
frSyndrome de Houge-Janssens type 4Trouble du neurodéveloppement associé à PPP2R5C · Syndrome de Houge-Janssens associé à PPP2R5C
deHouge-Janssens-Syndrom Typ 4HJS4 · PPP2R5C-assoziiertes Houge-Janssens-Syndrom · PPP2R5C-assoziierte neurologische Entwicklungsstörung
esSíndrome de Houge-Janssens tipo 4SHJ4 · Síndrome de Houge-Janssens asociado al gen PPP2R5C · Trastorno del neurodesarrollo asociado al gen PPP2R5C
itSindrome di Houge-Janssens tipo 4HJS4 · Sindrome di Houge-Janssens correlata a PPP2R5C · Malattia del neurosviluppo correlata a PPP2R5C
nlSyndroom van Houge-Janssens type 4HJS4 · PPP2R5C-gerelateerd syndroom van Houge-Janssens · PPP2R5C-gerelateerde neurologische ontwikkelingsstoornis
ptHouge-Janssens syndrome type 4
plHouge-Janssens syndrome type 4= en
csHouge-Janssens syndrome type 4= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM621185Evalidated

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
PPP2R5CDisease-causing germline mutation(s) inAssessedHGNC:9311ENSG0000007830460164514q32.31protein phosphatase 2 regulatory subunit B'gamma25972378[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