epilepsy MESH:D004827 seizure disorder birnlex:12718 epilepsy ICD9:345.91 ICD9:345.90 ICD9:345.9 ICD9:345.8 A brain disorder characterized by episodes of abnormally increased neuronal discharge resulting in transient episodes of sensory or motor neurological dysfunction, or psychic dysfunction. These episodes may or may not be associated with loss of consciousness or convulsions. EFO:0000474 NCIT:C3020 SCTID:84757009 ICD10CM:G40 ICD9:345 ICD9:345.80 MEDGEN:4506 ICD10WHO:G40 UMLS:C0014544 DOID:1826 brain disorder