- Etiology: abnormal cortical organization secondary to ischemic laminar necrosis of 5th cortical layer after 20 weeks gestation, may be caused by in-utero cytomegalovirus, ischemia, or genetic
- Imaging: small haphazard gyri which can’t be named by textbook (gyri of lissencephaly can be named by textbook though simplified), too few sulci, anomalous venous drainage
Radiology Cases of Bilateral Perisylvian Polymicrogyria

