Dandy-Walker Malformation With Postaxial Polydactyly: Newborn Case Report

Dandy-Walker malformation is a rare congenital malformation, characterized by agenesis or hypoplasia of the cerebellar vermis, cystic dilatation 4th ventricle and enlargement posterior fossa. Postnatal hydrocephalus develops in approximately 70-90% patients. The relationship with postaxial polydactyl has been defined as possible autosomal recessive syndrome (OMIM 220220). Here, we present an infant accompanying because rare.