raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:708208

Developmental delay-white matter abnormalities-strabismus-recurrent respiratory tract infections syndrome

Synonyms: POLR2A-related neurodevelopmental disorder

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

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enDevelopmental delay-white matter abnormalities-strabismus-recurrent respiratory tract infections syndromePOLR2A-related neurodevelopmental disorder
frSyndrome de retard du développement-anomalies de la substance blanche-strabisme-infections récurrentes des voies respiratoiresTrouble du neurodéveloppement associé à POLR2A
deEntwicklungsverzögerung-Anomalien der weißen Substanz-Strabismus-rezidivierende Atemwegsinfektionen-SyndromNeurologische Entwicklungsstörung, POLR2A-assoziierte
esSíndrome de retraso del desarrollo-anomalías de la sustancia blanca-estrabismo-infecciones recurrentes de las vías respiratoriasTrastorno del neurodesarrollo asociado a POLR2A
itSindrome ritardo dello sviluppo-anomalie della sostanza bianca-strabismo-infezioni ricorrenti delle vie respiratorieMalattia del neurosviluppo correlata a POLR2A
nlOntwikkelingsachterstand - wittestofafwijkingen - strabisme - recidiverende luchtweginfecties-syndroomPOLR2A-gerelateerde neurologische ontwikkelingsstoornis
ptDevelopmental delay-white matter abnormalities-strabismus-recurrent respiratory tract infections syndrome
plZespół z opóźnieniem rozwoju, nieprawidłowościami istoty białej, zezem i nawracającymi infekcjami dróg oddechowych= en
csDevelopmental delay-white matter abnormalities-strabismus-recurrent respiratory tract infections syndrome= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM618603Evalidated

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 (3):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
POLR2ADisease-causing germline mutation(s) inAssessedHGNC:9187ENSG0000018122218066017p13.1RNA polymerase II subunit A31353023[PMID]
5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families16 casesWorldwideCase(s)Validated31353023[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidated31353023[PMID]_ORPHANET

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