It is a disorder related to excessive neuronal proliferation and hamartomatous overgrowth affecting the cortical formation. The excessive proliferation is postulated to occur early and to possibly continue beyond the normal proliferative period. Epidermal growth factor is thought to play an important role in the excessive proliferation and the pathogenesis of<unk> .
Hemimegalencephaly
Schizencephaly
Holoprosencephaly
Microlissencephaly
Lissencephaly
Megalencephaly
Hydranencephaly
Hemihydranencephaly