raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:414

Gyrate atrophy of choroid and retina

Synonyms: HOGA · Hyperornithinemia · Hyperornithinemia-gyrate atrophy of choroid and retina syndrome · Ornithine aminotransferase deficiency

Type
Disease
Group
Disorder
Inheritance
Autosomal recessive
Age of onset
Childhood
Status
active

Gyrate atrophy of the choroid and retina (GACR) is a very rare, inherited retinal dystrophy, characterized by progressive chorioretinal atrophy, myopia and early cataract.

1

Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
enGyrate atrophy of choroid and retinaHOGA · Hyperornithinemia · Hyperornithinemia-gyrate atrophy of choroid and retina syndrome · Ornithine aminotransferase deficiency
frAtrophie gyrée choriorétinienneAtrophie gyrée de la rétine · Déficit en ornithine aminotransférase · Hyperornithinémie
deAtrophia gyrata der Chorioidea und RetinaHOGA · Hyperornithinämie · Hyperornithinämie - Atrophia gyrata der Aderhaut und Netzhaut · Ornithin-Aminotransferase-Mangel
esAtrofia girata de la coroides y la retinaDeficiencia de ornitín aminotransferasa · HOGA · Hiperornitinemia · Hiperornitinemia-atrofia girada de la coroides y la retina
itAtrofia girata della coroide e della retinaDeficit di ornitina aminotransferasi · HOGA · Iperornitinemia · Iperornitinemia - atrofia girata della coroide e della retina
nlGyrate atrofie van choroidea en retinaGyrate atrofie van het vaatvlies en het netvlies · HOGA · Hyperornithinemie · Hyperornithinemie - gyrate atrofie van choroidea en retina-syndroom · OAT-deficiëntie · Ornithine aminotransferasedeficiëntie
ptAtrofia girata da coróide e retinaDeficiência de ornitina aminotransferase · HOGA · Hiperornitinemia · Síndrome de hiperornitinemia-atrofia girata da coróide e da retina
plZanik girlandowaty siatkówki i naczyniówkiHiperornitynemia · Hiperornitynemia - zanik girlandowaty siatkówki i naczyniówki · HOGA · Niedobór aminotransferazy ornityny
csGyrátová atrofie cévnatky a sítniceHOGA · Hyperornithinémie · Syndrom zahrnující hyperornithinémii a gyrátovou atrofii cévnatky a sítnice · Deficit ornithinaminotransferázy
ukКруглиста атрофія судинної оболонки та сітківкиHOGA · Гіперорнітинемія · Синдром гіперорнітинемії - гіратальної атрофії судинної оболонки та сітківки · Дефіцит орнітин-амінотрансферази
zh脉络膜视网膜环状萎缩高鸟氨酸血症-脉络膜视网膜环状萎缩综合征
trKoroid ve retinanın girdap atrofisiHOGA · Hiperornitinemi · Ornitin aminotransferaz eksikliği · Koroid ve retina sendromunun hiperornitinemi-girat atrofisi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
OMIM258870Evalidated
ICD-10E72.4NTBTattributedvalidated
ICD-115C50.9NTBTindexvalidated
MONDO0009796Evalidated
MeSHD015799Evalidated
UMLSC0018425Evalidated
GARD6556Evalidated

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 (6):

No children.

4

Genes

1 direct
GeneAssociationStatusHGNCEnsemblOMIMLocusNameSource of validation
OATDisease-causing germline mutation(s) inAssessedHGNC:8091ENSG0000006515461334910q26.13ornithine aminotransferase23076989[PMID]
5

Prevalence and incidence

3 records
TypeClassValueAreaQualificationValidationSource
Point prevalence1-9 / 100 0002 / 100 000FinlandValue and classNot yet validatedORPHANET
Cases/families200 casesWorldwideCase(s)ValidatedORPHANET
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.

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HPO phenotypes

16 annotations · validated 2019-10-29
HPOTerm (as annotated by Orphanet)Diagnostic
Very frequent (99-80%)
HP:0000533Chorioretinal atrophy
HP:0200065Chorioretinal degeneration
HP:0012026Hyperornithinemia
HP:0000545Myopia
HP:0000529Progressive visual loss
Frequent (79-30%)
HP:0001103Abnormal macular morphology
HP:0003355Aminoaciduria
HP:0000618Blindness
HP:0000518Cataract
HP:0040031Chorioretinal hyperpigmentation
HP:0001133Constriction of peripheral visual field
HP:0007675Progressive night blindness
HP:0000523Subcapsular cataract
Occasional (29-5%)
HP:0001595Abnormality of the hair
HP:0000365Hearing impairment
HP:0001250Seizure

Run the differential on the 5 obligate / very frequent terms

Annotation source: 8325736[PMID]_30578510[PMID]_1682785[PMID]

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Sources for this card