What is MPDU1-CDG?

The CDG (Congenital Disorders of Glycosylation) syndromes are a group of autosomal recessive disorders affecting glycoprotein synthesis. CDG syndrome type If is characterised by psychomotor delay, seizures, failure to thrive, and cutaneous and ocular anomalies.

Other condition names

  • CDG syndrome type If
  • CDG-If
  • CDG1F
  • Carbohydrate deficient glycoprotein syndrome type If
  • Congenital disorder of glycosylation type 1f
  • Congenital disorder of glycosylation type If

Inheritance type

Autosomal recessive


  • Worldwide: <1 in 1,000 000

Age of Onset

  • Infancy
  • Neonatal
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on "". Data version 1.3.16 / 4.1.7.