raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:85319

X-linked intellectual disability-epilepsy-progressive joint contractures-dysmorphism syndrome

Type
Malformation syndrome
Group
Disorder
Inheritance
X-linked recessive
Age of onset
Infancy, Neonatal
Status
active

X-linked intellectual disability-epilepsy-progressive joint contractures-dysmorphism syndrome is characterised by intellectual deficit, epilepsy, facial dysmorphism and progressive joint contractures. It has been described in two boys. Hypotonia and feeding problems at birth were also reported. The mode of transmission is X-linked.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enX-linked intellectual disability-epilepsy-progressive joint contractures-dysmorphism syndrome
frSyndrome de déficience intellectuelle liée à l'X-épilepsie-contracture progressive des articulations-dysmorphie
deX-chromosomale Intelligenzminderung-Epilepsie-progressive Gelenkkontrakturen-Dysmorphie-Syndrom
esSíndrome de discapacidad intelectual-epilepsia-contracturas progresivas de las articulaciones-dismorfia ligado al cromosoma X
itSindrome disabilità intellettiva legata all'X-epilessia-contratture articolari progressive-facies caratteristica
nlX-gebonden intellectuele achterstand - epilepsie - progressieve gewrichtscontracturen - dysmorfie-syndroom
ptSíndrome de perturbação do desenvolvimento intelectual-epilepsia-contraturas articulares progressivas-dismorfia ligada ao X
plNiepełnosprawność intelektualna sprzężona z chromosomem X- padaczka - postępujące przykurcze stawów - dysmorfizm
csX-vázaný syndrom zahrnující mentální retardaci, epilepsii, progresivní kloubní kontraktury a dysmorfismus
ukСиндром Х-зчепленої розумової відсталості-епілепсії-прогресуючих контрактур суглобів-дисморфізму
zhX连锁智力障碍-癫痫-进行性关节挛缩-畸形综合征
trX'e bağlı zihinsel yetersizlik-epilepsi-ilerleyici eklem kontraktürleri-dismorfizm sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q87.8NTBTattributedvalidated
ICD-11LD90NTBTattributedvalidated
MONDO0019418Evalidated
UMLSC4304917Evalidated

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

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families2 casesWorldwideCase(s)Validated8574418[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_8574418[PMID]

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

8 annotations · validated 2017-12-04
HPOTerm (as annotated by Orphanet)Diagnostic
Frequent (79-30%)
HP:0000280Coarse facial features
HP:0008872Feeding difficulties in infancy
HP:0001290Generalized hypotonia
HP:0001263Global developmental delay
HP:0001249Intellectual disability
HP:0002828Multiple joint contractures
HP:0005876Progressive flexion contractures
HP:0001250Seizure

Annotation source: 8574418[PMID]

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Sources for this card