Autism & Developmental

Tuberous sclerosis: case study of early seizure control and subsequent normal development.

Lane et al. (1984) · Journal of autism and developmental disorders 1984
★ The Verdict

One baby with severe TSC reached normal development after quick seizure control plus full therapy—speed matters.

✓ Read this if BCBAs serving infants or toddlers with tuberous sclerosis in early-intervention or home programs.
✗ Skip if Clinicians who only treat school-age or seizure-free populations.

01Research in Context

01

What this study did

Doctors followed one baby with severe tuberous sclerosis.

The child had many seizures each day.

The team gave seizure drugs fast and added therapy: PT, OT, speech, special ed.

They watched the child for several years.

02

What they found

Once the seizures stopped, the child caught up.

The child talked, played, and learned at the same pace as peers.

Normal development returned after early, tight seizure control.

03

How this fits with other research

Koegel et al. (1992) later showed that up to half of kids with TSC also meet autism criteria.

Their review warns most TSC children keep seizures and delays, which seems opposite to this rosy case.

The gap is sample size: this paper is one lucky child; L et al. describe the whole group.

Pitchford et al. (2019) interviewed modern TSC families who still fight daily seizures and call for respite.

Their stories extend this case—families feel the same relief when seizures do stop, but they say the win is hard to reach.

Moser et al. (2025) add that today’s parents struggle to find TSC-savvy clinics, so the early window this child hit may still be missed.

04

Why it matters

For BCBAs, the case is a reminder: stop seizures first.

When a baby with TSC lands on your caseload, pair your ABA program with urgent neurology follow-up.

Push for combined services—speech, OT, special ed—right after seizure control.

Track milestones monthly; if skills stall, re-check seizure frequency.

One child made it to normal—fast action gives each new client the same shot.

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→ Action — try this Monday

Check the seizure log before session—if counts rise, call the neurologist that day and adjust teaching targets to lower demand until seizures are back under control.

02At a glance

Intervention
not applicable
Design
case study
Sample size
1
Population
other
Finding
positive

03Original abstract

This case study presents the history of a child diagnosed with severe tuberous sclerosis (TS) with an original prognosis of severe to profound mental retardation. Infantile spasms and seizures were eventually controlled, and with educational and therapeutic intervention, this child progressed until she was functioning within normal limits by age 4. This paper presents the position that early diagnosis, early seizure control, and early multidisciplinary intervention are crucial in reducing the poor prognosis in such cases.

Journal of autism and developmental disorders, 1984 · doi:10.1007/BF02409832