raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1069

Aniridia-absent patella syndrome

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

A rare syndrome described in three members of a family (a boy, his father, and his paternal grandmother) that is characterized by the association of aniridia with patella aplasia or hypoplasia. The grandmother also had bilateral cataracts and glaucoma. There have been no further descriptions in the literature since 1975.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enAniridia-absent patella syndrome
frSyndrome d'aniridie-rotule absente
deAniridie-Patellaaplasie-Syndrom
esSíndrome de aniridia-ausencia de rótula
itSindrome aniridia-agenesia della rotula
nlAniridie - afwezige patella-syndroom
ptSíndrome de aniridia-ausência de rótula
plZespół aniridii i braku rzepki
csSyndrom zahrnující aniridii a chybějící patellu
ukСиндром відсутності надколінка з аніридією
zh无虹膜-髌骨缺如综合征
trAniridi olmayan patella sendromu

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM106220Evalidated
ICD-10Q87.8NTBTattributedvalidated
MONDO0007120Evalidated
MeSHC566281Evalidated
UMLSC1862868Evalidated
GARD685Evalidated

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/families3 casesWorldwideCase(s)Validated1218204[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_1218204[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 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000526Aniridia
HP:0006498Aplasia/Hypoplasia of the patella
Frequent (79-30%)
HP:0000518Cataract
HP:0000028Cryptorchidism
HP:0000501Glaucoma
HP:0001252Hypotonia
HP:0000023Inguinal hernia
HP:0000508Ptosis

Run the differential on the 2 obligate / very frequent terms

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Sources for this card