raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:1433

Choroidal atrophy-alopecia syndrome

Synonyms: Moloney syndrome · Regional choroidal atrophy and alopecia

Type
Malformation syndrome
Group
Disorder
Inheritance
Unknown
Age of onset
Neonatal
Status
active

A rare ectodermal dysplasia syndrome, characterized by the association of choroidal atrophy (sometimes regional), together with other ectodermal dysplasia features including fine and sparse hair, absent or decreased lashes and eyebrows, and possibly mild visual loss and dysplastic/thick/grooved nails.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enChoroidal atrophy-alopecia syndromeMoloney syndrome · Regional choroidal atrophy and alopecia
frSyndrome d'atrophie choroïdienne-alopécieSyndrome de Moloney
deAderhautatrophie-Alopezie-SyndromMoloney-Syndrom · Regionale Choroidea-Atrophie und Alopezie
esSíndrome de atrofia coroidea-alopeciaAtrofia coroidea y alopecia regionales · Síndrome de Moloney
itAtrofia della coroide - alopeciaAtrofia regionale della coroide e alopecia · Sindrome di Moloney
nlChoroïdale atrofie - alopecie-syndroomRegionale choroïdale atrofie en alopecie · Syndroom van Moloney
ptSíndrome de atrofia coroideia-alopeciaSíndrome Moloney
plAtrofia błony naczyniowej - łysienieMiejscowa atrofia błony naczyniowej i łysienie · Zespół Moloney'a
csSyndrom zahrnující choroidální atrofii a alopeciiRegionální choroidální atrofie a alopecie · Moloneyův syndrom
ukСиндром хоріоїдальної атрофії-алопеціїСиндром Молоні · Регіональна хоріоїдальна атрофія та алопеція
zh脉络膜萎缩-秃发综合征局灶性脉络膜萎缩及秃发
trKoroidal atrofi-alopesi sendromuMoloney sendromu · Bölgesel koroidal atrofi ve alopesi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
ICD-10Q82.8NTBTattributedvalidated
ICD-11LD27.0YNTBTindexvalidated
MONDO0015428Evalidated
MeSHC535810Evalidated
UMLSC2931026Evalidated
GARD3704Evalidated

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)Validated10994447[PMID]
Point prevalence<1 / 1 000 000—WorldwideClass onlyValidatedORPHANET_10994447[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

16 annotations · validated 2023-04-28
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0001231Abnormal fingernail morphology
HP:0008388Abnormal toenail morphology
HP:0007703Abnormality of retinal pigmentation
HP:0000968Ectodermal dysplasia
HP:0002213Fine hair
HP:0008070Sparse hair
HP:0200102Sparse or absent eyelashes
HP:0100804Ungual fibroma
HP:0000505Visual impairment
Occasional (29-5%)
HP:0010793Bifid nail
HP:0006101Finger syndactyly
HP:0040262Glue ear
HP:0007791Patchy atrophy of the retinal pigment epithelium
HP:0008402Ridged fingernail
HP:0002558Supernumerary nipple
HP:0045074Thin eyebrow

Run the differential on the 9 obligate / very frequent terms

Annotation source: 10994447[PMID]

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Sources for this card