| Term Name: | developmental and epileptic encephalopathy 31B | 
|---|---|
| Synonyms: | DEE31B | 
| Definition: | A developmental and epileptic encephalopathy characterized by early-onset epilepsy, generalized muscular hypotonia, visual impairment, and severe neurodevelopmental delay that has_material_basis_in homozygous mutation in the DNM1 gene on chromosome 9q34. | 
| Ontology: | Human Disease [DOID:0070376] ( DOID:0070376 ) |