No familial inheritance has been reported. De novo gene abnormalities are implicated.
A variety of genetic etiologies have been associated with this syndrome including gene abnormalities in KCNT1, SCN1A, SCN2A, PLCB1, TBC1D24 and CHD2.
It is not typical to have a family history of epilepsy or febrile convulsions, however rare cases are reported where such a family history was present.