label: Epilepsy, Focal, with Speech Disorder and with or without Mental Retardation
label_lc: epilepsy, focal, with speech disorder and with or without mental retardation
description: "An autosomal dominant condition caused by mutation(s) in the GRIN2A gene, encoding glutamate receptor ionotropic NMDA 2A. It is characterized by childhood-onset seizures affecting the temporal lobe or rolandic area of the brain, with a variable phenotype. It often affects speech and language."