Gene/Protein Disease Symptom Drug Enzyme Compound
Pivot Concepts:   Target Concepts:
Query: UMLS:C0028738 (nystagmus)
7,431 document(s) hit in 31,850,051 MEDLINE articles (0.00 seconds)

The Glutamate receptor, ionotropic, delta 2 gene codes for an ionotropic glutamate delta-2 receptor, which is selectively expressed in cerebellar Purkinje cells, and facilitates cerebellar synapse organization and transmission. The phenotype associated with the deletion of Glutamate receptor, ionotropic, delta 2 gene in humans was initially defined in 2013. In this case report, the authors describe 2 brothers who presented with developmental delay, tonic upward gaze, nystagmus, oculomotor apraxia, hypotonia, hyperreflexia, and ataxia. They were found to have a homozygous intragenic deletion within the Glutamate receptor, ionotropic, delta 2 gene at exon 2. Our patients serve as an addition to the literature of previously reported children with this rare clinical syndrome associated with Glutamate receptor, ionotropic, delta 2 deletion.
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PMID:A Rare Syndrome of GRID2 Deletion in 2 Siblings. 2885 74