Dandy-Walker Syndrome, also known as dandy-walker malformation, is related to corpus callosum, agenesis of and hydrocephalus, and has symptoms including cerebellar ataxia and ataxia, truncal. An important gene associated with Dandy-Walker Syndrome is DWS (Dandy-Walker Syndrome), and among its related pathways/superpathways is Gain-of-function MRAS complexes activate RAF signaling. Affiliated tissues include cerebellum and brain, and related phenotypes are nystagmus and hydrocephalus