Orphanet: Autosomal recessive congenital cerebellar ataxia due to GRID2 deficiency

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Autosomal recessive congenital cerebellar ataxia due to GRID2 deficiency

Disease definition

A rare, genetic, slowly progressive neurodegenerative disease resulting from GRID2 deficiency characterized by motor, speech and cognitive delay, hypotonia, truncal and appendicular ataxia, and eye movement abnormalities (tonic upgaze, nystagmus, oculomotor apraxia). Intention tremor may also be associated. Brain imaging reveals progressive cerebellar atrophy with cerebellar flocculus particularly affected.

ORPHA:363432

Classification level: Subtype of disorder

Synonym(s):
- Autosomal recessive congenital cerebellar ataxia due to ionotropic glutamate receptor delta-2 subunit deficiency
- SCAR18
Prevalence: <1 / 1 000 000
Inheritance: Autosomal recessive
Age of onset: Infancy, Neonatal
ICD-10: G11.1
OMIM: 616204
UMLS: -
MeSH: -
GARD: -
MedDRA: -

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Autosomal recessive congenital cerebellar ataxia due to GRID2 deficiency

ORPHA:363432

A summary on this disease is available in Deutsch (2017) Español (2017) Français (2017) Italiano (2017) Nederlands (2017)

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