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Comorbid tics have no effect on response to cognitive-behavioral therapy in youth with obsessive-compulsive disorder
  1. Gregory L Hanna
  1. Department of Psychiatry, University of Michigan, Ann Arbor, Michigan, USA; ghanna@umich.edu

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ABSTRACT FROM: Conelea CA, Walther WR, Freeman JB, et al. Tic-related obsessive-compulsive disorder (OCD): phenomenology and treatment outcome in the paediatric OCD treatment study II. J Am Acad Child Adolesc Psychiatry 2014;53:1308–16.

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Tic-related obsessive-compulsive disorder (OCD) is a DSM-5 diagnostic subtype that is estimated to occur in 10–40% of cases with childhood onset.1 Studies comparing tic-related and non-tic-related OCD have found consistent differences in sex, onset age, comorbidity and course, but inconsistent differences in OCD symptoms and prevalence of OCD and tics in first-degree relatives.1 ,2 Medication trials have indicated that tic-related OCD is less responsive to sertraline, fluvoxamine and paroxetine; however, tic history appears to have no effect on the response of OCD in youth to either individual or group cognitive-behavioral therapy (CBT).1 ,3 Study aims were to use a broad definition of tic-related OCD to examine whether children with tics in the Pediatric OCD Treatment …

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