developmental and epileptic encephalopathy 74 (DOID:0112210)
Alliance: disease page
Synonyms: DEE74; early infantile epileptic encephalopathy 74
Alt IDs: OMIM:618396
Definition: A developmental and epileptic encephalopathy characterized by onset in the first months of life of refractory seizures and severe global developmental delay with hypotonia, severe motor impairment, roving eye movements, and absent language that has_material_basis_in heterozygous mutation in the GABRG2 gene on chromosome 5q34.