raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:370091

Oculocutaneous albinism type 5

Synonyms: OCA5

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Infancy, Neonatal
Status
active

A form of oculocutaneous albinism characterized by white skin, golden hair, photophobia, nystagmus, foveal hypoplasia and impaired visual acuity, that affects males and females equally. Patients have been reported only in a consanguineous Pakistani family. The responsible gene has not yet been detected.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOculocutaneous albinism type 5OCA5
frAlbinisme oculocutané type 5ACO5 · OCA5
deAlbinismus, okulokutaner, Typ 5= en
esAlbinismo oculocutáneo tipo 5= en
itAlbinismo oculocutaneo, tipo 5= en
nlOculocutaan albinisme type 5= en
ptAlbinismo oculo-cutâneo tipo 5= en
plAlbinizm oczno-skórny typu 5= en
csOkulokutánní albinismus, typ 5= en
ukОкулокутанний альбінізм, тип 5= en
zh眼皮肤白化病5型= en
trOkülokütanöz albinizm tip 5= en

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM615312Evalidated
ICD-10E70.3NTBTattributedvalidated
ICD-11EC23.20NTBTattributedvalidated
MONDO0014127Evalidated
UMLSC3888401Evalidated

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 (1):

No children.

4

Genes

0 direct

Orphanet records no gene directly on this code.

5

Prevalence and incidence

2 records
TypeClassValueAreaQualificationValidationSource
Cases/families1 familiesWorldwideFamily(ies)Validated23050561[PMID]
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

7 annotations · validated 2017-03-21
HPOTerm (as annotated by Orphanet)Diagnostic
Obligate (100%)
HP:0001098Abnormal fundus morphology
HP:0000218High palate
HP:0007750Hypoplasia of the fovea
HP:0000639Nystagmus
HP:0001107Ocular albinism
HP:0000613Photophobia
HP:0007663Reduced visual acuity

Run the differential on the 7 obligate / very frequent terms

Annotation source: 23050561[PMID]

7

Sources for this card