label: X-linked complicated corpus callosum dysgenesis
label_lc: x-linked complicated corpus callosum dysgenesis
description: "X-linked complicated corpus callosum dysgenesis is a historical term used to describe a phenotype now considered to be part of the L1 clinical spectrum (L1 syndrome). The disorder is characterized by variable spastic paraplegia, mild to moderate intellectual deficit, and dysplasia, hypoplasia or aplasia of the corpus callosum."