raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:85273

X-linked intellectual disability, Abidi type

Type
Malformation syndrome
Group
Disorder
Inheritance
X-linked recessive
Age of onset
Childhood
Status
active

X-linked intellectual disability, Abidi type is characterized by X-linked intellectual deficit and mild variable manifestations, including short stature, small head circumference, sloping forehead, hearing loss, abnormally shaped ears, and small testes. It has been described in eight affected males from three generations.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enX-linked intellectual disability, Abidi type
frDéficience intellectuelle liée à l'X type Abidi
deIntelligenzminderung, X-chromosomale, Typ Abidi
esDiscapacidad intelectual ligada al cromosoma X tipo Abidi
itRitardo mentale legato all'X, tipo Abidi
nlX-gebonden intellectuele achterstand, Abidi-type
ptPerturbação do desenvolvimento intelectual ligada ao X, tipo Abidi
plNiepełnosprawność intelektualna typu Abidi sprzężona z chromosomem X
csX-vázaná mentální retardace, typ Abidiové
ukХ-зчеплена розумова відсталість, тип Абіді
zhX连锁智力障碍,Abidi型
trX'e bağlı zihinsel yetersizlik, Abidi tipi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM300262Evalidated
ICD-10Q87.8NTBTattributedvalidated
ICD-11LD90NTBTattributedvalidated
MONDO0010285Evalidated
MeSHC535556Evalidated
UMLSC4305021Evalidated
GARD9157Evalidated

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/families8 casesWorldwideCase(s)Validated10398233[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_10398233[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

12 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0008734Decreased testicular size
HP:0001249Intellectual disability
HP:0000252Microcephaly
HP:0004322Short stature
HP:0000340Sloping forehead
Frequent (79-30%)
HP:0000365Hearing impairment
Occasional (29-5%)
HP:0000175Cleft palate
HP:0100335Non-midline cleft of the upper lip
HP:0000767Pectus excavatum
HP:0000426Prominent nasal bridge
HP:0000411Protruding ear
HP:0002650Scoliosis

Run the differential on the 5 obligate / very frequent terms

7

Sources for this card