Rare Zebra

Rare disease search prototype built on Orphanet data

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ORPHA:79329

MGAT2-CDG

Also called CDG syndrome type IIa, CDG-IIa, CDG2A, Carbohydrate deficient glycoprotein syndrome type IIa, Congenital disorder of glycosylation type 2a, Congenital disorder of glycosylation type IIa, N-acetylglucosaminyltransferase 2 deficiency

Body system
Inborn errors of metabolism
Inheritance pattern
Autosomal recessive
Typical age of onset
Infancy, Neonatal
Estimated prevalence
<1 / 1 000 000 (Worldwide)
Rarity class
<1 / 1 000 000

ORPHA:79329 is classified under "Inborn errors of metabolism" in the Orphanet nomenclature.

Common signs

  • Global developmental delay
  • Abnormal facial shape
  • Reduced activity of N-acetylglucosaminyltransferase II
  • Progressive microcephaly
  • Seizure
  • Hypotonia