| Namespace | disease_ontology | Obsolete | false |
| description | 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. |
