Describe lissencephaly. Describe polymicrogyria and pachygyria. Describe the calcifications in Sturge-Weber syndrome. What are neurologic characteristics of von Hippel-Lindau syndrome? What are neuroradiologic features of tuberous sclerosis? What are the four most common causes of a small skull? What are the phakomatoses? What are the two main forms of heterotopia, and how are they recognized on MRI? What are the two main forms, and how are they distinguished? What feature is diagnostic of type II neurofibromatosis? What features are characteristic of Sturge-Weber syndrome? What features are characteristic of type I neurofibromatosis? What is Chiari’s malformation? What is Sturge-Weber syndrome? What is a Dandy-Walker malformation? What is agenesis of the corpus callosum? What is heterotopia? What is holoprosencephaly? What is schizencephaly? What is the most common CNS anomaly? What is the most common neurocutaneous syndrome? With what is agenesis associated? Book traversal links for Congenital ‹ CNS disorders Up Describe lissencephaly. ›