GABA aminotransferase deficiency

MeSH: C535407ORPHA: 20661 Treatment Available

Overview

Human disease

Available Treatments (1)

DrugFormStatusCountriesLead Time
Vigabatrin
Orphan
Oral tablet 500mg; Oral powder for solution 500mg sachetsFDA Approved, EMA Approved614d

Clinical Presentation

Signs and symptoms associated with GABA aminotransferase deficiency, sourced from HPO and Orphanet clinical annotations.

Epileptic encephalopathyHypotoniaEEG abnormalityCerebral dysmyelinationSevere global developmental delayElevated CSF gamma-aminobutyric acid concentrationElevated circulating gamma-aminobutyric acid concentrationIncreased level of gamma-aminobutyric acid in urineTall statureElevated circulating growth hormone concentrationSeizureChoreoathetosisHyperreflexiaFailure to thriveCerebral atrophyProgressive psychomotor deteriorationFeeding difficulties in infancyHigh-pitched cryExcessive daytime somnolenceLethargyCerebellar atrophyAbnormal corpus callosum morphology

Classification & Codes

MeSH Code

C535407

Orphanet Code

ORPHA:2066
GABA aminotransferase deficiency
MeSHC535407
OrphanetORPHA:2066
Treatments1 drug(s)
Symptoms on record22 signs
Statuspublished

Treatment Summary

Factual Authority
Last Updated3/20/2026
Clinical DataHPO · Orphanet
Drug DataFDA · EMA · CDSCO
GABA aminotransferase deficiency | OrphanDrug