raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:2720

Oculocerebral hypopigmentation syndrome, Preus type

Type
Malformation syndrome
Group
Disorder
Age of onset
Neonatal
Status
active

Oculocerebral hypopigmentation syndrome, Preus type is a rare congenital syndrome characterized by skin and hair hypopigmentation, growth retardation, and intellectual deficit that are associated with a combination of various additional clinical anomalies such as ocular albinism, cataract, delayed neuropsychomotor development, sensorineural hearing loss, dolicocephaly, high arched palate, widely spaced teeth, anemia, and/or nystagmus.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enOculocerebral hypopigmentation syndrome, Preus type
frSyndrome oculo-cérébral d'hypopigmentation, type Preus
deOkulozerebrales Hypopigmentierungs-Syndrom Typ Preus
esSíndrome oculocerebral-hipopigmentación tipo Preus
itSindrome oculo-cerebrale-ipopigmentazione, tipo Preus
nlOculocerebrale hypopigmentatie-syndroom, Preus-type
ptSíndrome hipopigmentação oculo-cerebral, tipo Preus
plZespół hipopigmentacji oczno-mózgowej typu Preus
csSyndrom okulocerebrální hypopigmentace, Preusův typ
ukОкулоцеребральний синдром з гіпопігментацією, тип Преуса
zh眼脑色素沉着不足综合征,Preus型
trOküloserebral hipopigmentasyon sendromu, Preus tipi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM257790Evalidated
ICD-10E70.3NTBTattributedvalidated
MONDO0009766Evalidated
MeSHC537866Evalidated
UMLSC2931646Evalidated
GARD4034Evalidated

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 (7):

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)Validated6663291[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_6663291[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

26 annotations · validated 2016-06-01
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0010978Abnormality of immune system physiology
HP:0007360Aplasia/Hypoplasia of the cerebellum
HP:0007513Generalized hypopigmentation
HP:0001263Global developmental delay
HP:0000365Hearing impairment
HP:0000218High palate
HP:0001276Hypertonia
HP:0001931Hypochromic anemia
HP:0001249Intellectual disability
HP:0007730Iris hypopigmentation
HP:0000639Nystagmus
HP:0001250Seizure
HP:0004322Short stature
HP:0011364White hair
Frequent (79-30%)
HP:0002363Abnormal brainstem morphology
HP:0001874Abnormality of neutrophils
HP:0010662Abnormality of the diencephalon
HP:0001166Arachnodactyly
HP:0000238Hydrocephalus
HP:0001107Ocular albinism
Occasional (29-5%)
HP:0000091Abnormal renal tubule morphology
HP:0003272Abnormality of the hip bone
HP:0001251Ataxia
HP:0000518Cataract
HP:0000613Photophobia
HP:0004349Reduced bone mineral density

Run the differential on the 12 obligate / very frequent terms

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Sources for this card