Treatment of seizure disorders and EEG abnormalities in children with autism spectrum disorders.
Anticonvulsants might calm some autistic kids with spike-wave EEGs, but we still lack the trials to know who really needs them.
01Research in Context
What this study did
Schmitt (2000) wrote a narrative review. The author gathered case reports and small clinic stories.
The focus was kids with autism who also show epileptiform spikes on EEG. The goal was to see if seizure drugs help these kids.
What they found
The paper found only anecdotal hints. Some kids seemed calmer on anticonvulsants, but hard numbers were missing.
The author said we still lack clear rules for prescribing these meds to autistic children.
How this fits with other research
Leezenbaum et al. (2019) extends this work. Their huge 2019 survey of 6,975 children shows epilepsy risk climbs with every added autism severity marker, not just low IQ.
Mouridsen et al. (2013) gives a sharper picture. In a Danish cohort of 4,180 people with Asperger syndrome, 3.9 % also had epilepsy—about double the general rate.
Kang et al. (2013) adds a brain reason. They propose weak GABA(A) receptors as a shared pathway linking autism and seizures, giving a possible target for future meds.
Rasmussen et al. (2019) and Levin et al. (2014) widen the lens. These drug-use studies show anticonvulsants sit inside a much larger world of psychotropic prescribing that varies by country and income.
Why it matters
You will meet kids who have both autism and odd EEGs. This paper warns us not to rush into anticonvulsants without solid data. Pair the EEG report with behavior data, talk to the neurologist, and track baseline behaviors before any med change.
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02At a glance
03Original abstract
The treatment of seizure disorders EEG epileptiform abnormalities without epilepsy in children with autism spectrum disorders (ASD) is considered within the context of the relationship of epilepsy and epileptiform disorders to language, behavior, and cognition. There is an increased prevalence of both epilepsy and abnormal potentially epileptogenic activity in children with ASD. Anecdotal evidence suggests that the use of anticonvulsants to treat epileptiform discharges thought to be producing dysfunction in selected aspects of cognition, language, or behavior makes a positive difference in a subgroup of children with ASD, but there is inadequate evidence on which to base specific recommendations. There is, at present, no scientific justification for considering epilepsy surgery in children with ASD in the absence of intractable clinical seizures.
Journal of autism and developmental disorders, 2000 · doi:10.1023/a:1005572128200