Megalencephalic leucoencephalopathy with subcortical cysts (MLC) is a diffuse subcortical leucoencephalopathy with cystic white matter degeneration. Patients with MLC present with macrocephaly at the first year of life, and neurological abnormalities such as motor deterioration, ataxia, spasticity and cognitive defects progress later. MLC is caused by mutations in the gene MLC1, which encodes a novel protein, MLC1. There is no specific treatment for MLC. Management is based on physiotherapy procedures, psychomotor stimulation and treatment of seizures. We report a case of a 1-year-old boy with a normal birth and developmental history, presenting with progressive increase of head size; on further evaluation with CT and MRI of the brain, the child was diagnosed as MLC.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4577658PMC
http://dx.doi.org/10.1136/bcr-2015-211921DOI Listing

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