bilateral perisylvian polymicrogyria

Summary
Definition
A polymicrogyria that is characterized by strikingly restricted polymicrogyria limited to the cortex surrounding the Sylvian fissure and that has_material_basis_in homozygous deletion of one 15-bp tandem repeat in a regulatory region of exon 1m of the ADGRG1 gene on chromosome 16q21.
Super Class
polymicrogyria
Disease Ontology
DOID:0080924
Mondo Disease Ontology
ORDO
GARD
Related Genes
Displaying 1 entry
Gene ID Gene Symbol Description Source
9289 ADGRG1 adhesion G protein-coupled receptor G1
Related Glycoprotein
Displaying 1 entry
UniProt ID Protein Name Source
Q9Y653 Adhesion G-protein coupled receptor G1
The Human Phenotype Ontology
Displaying entries 1 - 10 of 45 in total
HPO ID HPO Term
HP:0000347 Micrognathia
HP:0000453 Choanal atresia
HP:0000252 Microcephaly
HP:0000639 Nystagmus
HP:0000365 Hearing impairment
HP:0000750 Delayed speech and language development
HP:0000767 Pectus excavatum
HP:0001249 Intellectual disability
HP:0001250 Seizure
HP:0001257 Spasticity
Displaying 1 entry
Gene ID Gene Symbol Description
5297 PI4KA phosphatidylinositol 4-kinase alpha

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Acknowledgements

Supported by JST NBDC Grant Number JPMJND2204

Partly supported by NIH Common Fund Grant #1U01GM125267-01


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Last updated: December 8, 2025