Seizures with fever occur in 3% to 5% of children in North America and Europe1,2 and in up to 14% of children of Asian origin.
In most children, these seizures are the manifestation of an underlying genetic abnormality that is expressed over a relatively small number of years and is associated with an excellent prognosis.
Very occasionally seizures that are due to an underlying brain lesion or infection, or to a more serious genetic abnormality, may also occur initially at a time of fever.