Megalencephalic leukoencephalopathy with subcortical cysts (MLC) is a member of the family of leukodystrophies. It is an extremely rare genetic disease. Its frequency is less than 1 per 1,000,000 births, but the disease is more common in certain populations with high consanguinity. It is an orphan disease, which means that there is currently no treatment.
MLC disease
MLC disease