A new case of megalencephaly and perisylvian polymicrogyria with post-axial polydactyly and hydrocephalus: MPPH syndrome.

We report a new case of megalencephaly and polymicrogyria with post-axial polydactyly and hydrocephalus (MPPH syndrome) in an 18-month-old girl. She was the first child of healthy non-consanguineous parents and measurements at birth were +3 standard deviations (S.D.