raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:720321

Developmental delay-blepharophimosis-telecanthus-facial dysmorphism-intellectual disability syndrome

Synonyms: TLK2-related neurodevelopmental disorder

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

Orphadata ships no English definition for this code.

1

Names in Orphadata languages

9 of 12 languages
LangNameSynonyms
enDevelopmental delay-blepharophimosis-telecanthus-facial dysmorphism-intellectual disability syndromeTLK2-related neurodevelopmental disorder
frSyndrome de retard du développement-blépharophimosis-télécanthus-dysmorphie faciale-déficience intellectuelleTrouble du neurodéveloppement associé à TLK2
deEntwicklungsverzögerung-Blepharophimose-Telekanthus-Gesichtsdysmorphie-Intelligenzminderung-SyndromTLK2-assoziierte neurologische Entwicklungsstörung
esSíndrome de retraso del desarrollo-blefarofimosis-telecanto-dismorfia facial-discapacidad intelectualTrastorno del neurodesarrollo asociado a TLK2
itSindrome ritardo dello sviluppo-blefarofimosi-telecanto-dismorfismi facciali-disabilità intellettivaMalattia del neurosviluppo correlata a TLK2
nlOntwikkelingsachterstand - blefarofimose - telecanthus - faciale dysmorfie - intellectuele achterstand-syndroomTLK2-gerelateerde neurologische ontwikkelingsstoornis
ptDevelopmental delay-blepharophimosis-telecanthus-facial dysmorphism-intellectual disability syndrome
plDevelopmental delay-blepharophimosis-telecanthus-facial dysmorphism-intellectual disability syndrome= en
csDevelopmental delay-blepharophimosis-telecanthus-facial dysmorphism-intellectual disability syndrome= en
2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM618050Evalidated

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 (2):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
TLK2Disease-causing germline mutation(s) inAssessedHGNC:11842ENSG0000014687260843917q23.2tousled like kinase 229861108[PMID]_39538191[PMID]
5

Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
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