| Namespace | disease_ontology | Obsolete | false |
| description | An autosomal recessive intellectual developmental disorder characterized by neonatal or infantile onset of spastic tetraplegia, thin corpus callosum, progressive microcephaly, and severely impaired global development that has_material_basis_in homozygous or compound heterozygous mutation in the SLC1A4 gene on chromosome 2p14. |
