Tourette syndrome associated with attention deficit hyperactivity disorder: The impact of tics and psychopharmacological treatment options

Figure 1 Onset of Tourette syndrome is before 7 years of age. It is usually recognized 2-3 years after onset. TS peak severity is at 9-11 years of age. Approximately 5%-10% have intensifying course. Approximately 85% experience a reduction of symptoms during and after adolescence[9]. TS: Tourette syndrome.

Figure 2 Adapted with permission from CDC. Prevalence of selected diagnoses among persons aged 6-17 years with tourette syndrome. ADD: Attention deficit disorder; ADHD: Attention deficit hyperactivity disorder.