- subcortical band heterotopia [DOID:0111169]
A congenital nervous system abnormality characterized by migration of neurons to ectopic locations in the brain where the neurons form areas that appear as band-like clusters of white tissue underneath the gray tissue of the cerebral cortex.
- lissencephaly 5 [DOID:0112230]
A lissencephaly characterized by hydrocephalus, seizures, severely delayed psychomotor development, and cobblestone changes in the cortex, more severe in the posterior region, and subcortical band heterotopia that has_material_basis_in homozygous or compound heterozygous mutation in the LAMB1 gene on chromosome 7q31.1.