raremaprare-disease reference indexOrphadata 2026-06-23 · HPO 2026-09-01
ORPHA:19

2-hydroxyglutaric aciduria

Synonyms: 2-hydroxyglutaric acidemia

Type
Clinical group
Group
Group of disorders
Inheritance
Autosomal dominant, Autosomal recessive
Age of onset
Childhood
Status
active

2-Hydroxyglutaric aciduria is a group of neurometabolic disorders with a wide clinical spectrum ranging from severe neonatal presentations to progressive forms, and asymptomatic cases, characterized biochemically by increased levels of 2-hydroxyglutaric acid in the plasma, cerebrospinal fluid and urine.

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Names in Orphadata languages

12 of 12 languages
LangNameSynonyms
en2-hydroxyglutaric aciduria2-hydroxyglutaric acidemia
frAcidurie 2-hydroxyglutariqueAcidémie 2-hydroxyglutarique
de2-Hydroxy-Glutarazidurie2-Hydroxyglutarazidämie
esAciduria 2-hidroxiglutáricaAcidemia 2-hidroxiglutárica
itAciduria 2-idrossiglutaricaAcidemia 2-idrossiglutarica
nl2-hydroxyglutaaracidurie2-hydroxyglutaaracidemie
ptAcidúria 2-hidroxiglutárica
plAcyduria 2-hydroksyglutarowaKwasica 2-hydroksyglutarowa
csAcidurie D-2-hydroxyglutarová2-hydroxyglutarová acidemie
uk2-гідроксиглутарова ацидурія2-гідроксиглутарова ацидемія
zh2-羟基谷氨酸尿症2-羟谷氨酸血症
tr2-hidroksiglutarik asidüri2-hidroksiglutarik asidemi

Definition in:

2

Cross-references

qualifier = Orphanet mapping relation
SourceCodeQualifierICD relationValidation
MONDO0016001Evalidated
MONDO16001Evalidated
MeSHC535306Evalidated
UMLSC2746066Evalidated
GARD10761Evalidated
MedDRA10078971Evalidated

E exact · NTBT this ORPHAcode is narrower than the target · BTNT broader than the target · ND not decided.

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Classification

Preferential parent (Orphanet linearisation):

Parents in the classifications (3):

Children (3):

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Genes

0 direct

Orphanet records no gene directly on this code.

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Prevalence and incidence

1 record
TypeClassValueAreaQualificationValidationSource
Point prevalenceUnknown—WorldwideClass onlyNot yet validatedORPHANET

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

Orphanet has no HPO annotation for this code in this release.

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Sources for this card