Rare Zebra

Rare disease search prototype built on Orphanet data

← Back to search

ORPHA:363432

Autosomal recessive congenital cerebellar ataxia due to GRID2 deficiency

Also called Autosomal recessive congenital cerebellar ataxia due to ionotropic glutamate receptor delta-2 subunit deficiency, SCAR18

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:363432 is classified under "Inborn errors of metabolism" in the Orphanet nomenclature.

Common signs

  • Limb ataxia
  • Truncal ataxia
  • Gaze-evoked nystagmus
  • Horizontal nystagmus
  • Gait disturbance
  • Generalized hypotonia