label: Focal cortical dysplasia type IIIb
label_lc: focal cortical dysplasia type iiib
description: "A subtype of focal cortical dysplasia type III that is characterized by altered architectural (cortical dyslamination, hypoplasia without six-layered structure) and/or cytoarchitectural composition (hypertrophic neurons) of the neocortex, which occur adjacent to glial or glioneuronal tumor."