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Symptoms of ADHD in a boy with TYRSN1 before the start and after 3 weeks of treatment with methylphenidate.
| Barkley ADHD questionnaire | Baseline | Treatment |
|---|---|---|
| Parents | ||
| Inattention | 8/9 | 0/9 |
| Hyperactivity | 6/9 | 1/9 |
| Teacher | ||
| Inattention | 6/9 | 4/9 |
| Hyperactivity | 0/9 | 0/9 |
