has material basis in germline mutation in SYN1 X-linked disease syndromic disease epilepsy, X-linked 1, with variable learning disabilities and behavior disorders https://github.com/monarch-initiative/mondo/issues/4521 https://github.com/monarch-initiative/mondo/issues/5588 https://github.com/monarch-initiative/mondo/issues/9285 https://www.malacards.org/card/epilepsy_x_linked_1_with_variable_learning_disabilities_and_behavior_disorders https://www.malacards.org/card/x_linked_epilepsy_with_variable_learning_disabilities_and_behavior_disorders OMIM:300491 An epilepsy, X-linked, with or without impaired intellectual development and dysmorphic features characterized by epilepsy, learning difficulties, macrocephaly, and aggressive behavior. It has been described in males from a four-generation kindred. It is transmitted as an X-linked recessive trait and is likely to be caused by mutations in the gene encoding synapsin I (Xp11.3-q12). MONDO:0010339 epilepsy, X-linked, with variable learning disabilities and behavior disorders, X-linked recessive, X-linked dominant MEDGEN:1823951 MESH:C564505 epilepsy, X-linked, with variable learning disabilities and behaviour disorders X-linked epilepsy-learning disabilities-behavior disorders syndrome DOID:0112122 GARD:0016748 epilepsy, X-linked, with variable learning disabilities and behaviour disorders, X-linked recessive, X-linked dominant Orphanet:85294 UMLS:C5774177 X-linked syndromic intellectual disability epilepsy, X-linked, with or without impaired intellectual development and dysmorphic features