raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:662829

Intellectual disability-speech delay-dysmorphic features-T cell abnormalities syndrome

Synonyms: BCL11B-related neurodevelopmental disorder

Type
Disease
Group
Disorder
Inheritance
Autosomal dominant
Status
active

A rare genetic syndromic neurodevelopmental disorder characterized by intellectual disability, speech and motor delay, and distinctive craniofacial features. Immune involvement is common, though only some individuals develop immunodeficiency or autoimmunity. Additional features may include craniosynostosis, seizures, brain MRI abnormalities, and refractive errors.

1

Names in Orphadata languages

10 of 12 languages
LangNameSynonyms
enIntellectual disability-speech delay-dysmorphic features-T cell abnormalities syndromeBCL11B-related neurodevelopmental disorder
frSyndrome de déficience intellectuelle-retard de langage-dysmorphie faciale-anomalies des lymphocytes TTrouble du neurodéveloppement associé à BCL11B
deIntelligenzminderung-Sprachverzögerung-dysmorphe Merkmale-T-Zell-Anomalien-SyndromBCL11B-assoziierte neurologische Entwicklungsstörung
esSíndrome de discapacidad intelectual-retraso del habla-rasgos dismórficos-alteración de las células TTrastorno del neurodesarrollo asociado a BCL11B
itSindrome disabilità intellettiva-ritardo del linguaggio-dismorfismi-anomalie dei linfociti TDisturbo dello sviluppo neurologico correlato al gene BCL11B
nlIntellectuele achterstand - spraakachterstand - dysmorfe kenmerken - T-celafwijkingen-syndroomBCL11B-gerelateerde neurologische ontwikkelingsstoornis
ptSíndrome de perturbação do desenvolvimento intelectual-perturbação da linguagem-características dismórficas-anomalia das células T
plZespół z niepełnosprawnością intelektualną, opóźnieniem mowy, cechami dysmorfii i nieprawidłowościami komórek T= en
csSyndrom zahrnující intelektovou nedostatečnost, opoždění řeči, dysmorfické rysy a abnormality T-buněk= en
ukСиндром інтелектуальної недостатності-затримки мовлення-дисморфічних ознак-Т-клітинних аномалій

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM618092Evalidated
ICD-10Q87.0NTBTattributedvalidated
MONDO0060763Evalidated
MONDO60763Evalidated
UMLSC5925076Evalidated

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
BCL11BDisease-causing germline mutation(s) inAssessedHGNC:13222ENSG0000012715260655814q32.2BCL11 transcription factor B29985992[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