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Direct linkO'Rourke, Declan J.; Ryan, Stephanie; Salomons, Gajja; Jakobs, Cornelis; Monavari, Ahmad; King, Mary D. – Developmental Medicine & Child Neurology, 2009
Guanidinoacetate methyltransferase (GAMT) deficiency is a disorder of creatine biosynthesis, characterized by early-onset learning disability and epilepsy in most affected children. Severe expressive language delay is a constant feature even in the mildest clinical phenotypes. We report the clinical, biochemical, imaging, and treatment data of two…
Descriptors: Siblings, Delayed Speech, Epilepsy, Mental Retardation
