developmental and epileptic encephalopathy 26 (DOID:0080461)
Alliance: disease page
Synonyms: DEE26; early infantile epileptic encephalopathy 26
Alt IDs: OMIM:616056
Definition: A developmental and epileptic encephalopathy characterized by onset in the first years of life of seizures, developmental delay, intellectual disability, poor speech, and behavioral abnormalities that has_material_basis_in heterozygous mutation in the KCNB1 gene on chromosome 20q13.