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A neuropathologic examination of a 5-year-boy with epidermal nevus syndrome and hemimegalencephaly revealed 1) left hemimegalencephaly with an increased volume of the white matter, and 2) cerebral polymicrogyria with pachygyria, heterotopic neurons and prominent astrogliosis. Golgi staining revealed hypertrophic neurons with increased dendrites and spines.(More)
A 5-year-old boy with the epidermal nevus syndrome and hemimegalencephaly is reported. He had pigmented nevi on the forehead and neck, and hemihypertrophy of the body from the birth. He developed intractable seizures, mental retardation, and right hemiparesis. His seizure pattern changed from early infantile epileptic encephalopathy to infantile spasms at 2(More)
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