Journal article

Tourette's and Comorbid syndromes: Obsessive compulsive and attention deficit hyperactivity disorder. A common etiology?

DM Sheppard, JL Bradshaw, R Purcell, C Pantelis

Clinical Psychology Review | PERGAMON-ELSEVIER SCIENCE LTD | Published : 1999

Abstract

Tourette's syndrome (TS), a neuropsychiatric movement disorder that manifests itself in childhood, is often associated with comorbid symptomatology, such as obsessions, compulsions, hyperactivity, distractibility, and impulsivity. Epidemiological studies suggest that a substantial number of TS patients develop clinical levels of obsessive-compulsive disorder (OCD) and/or attention deficit hyperactivity disorder (ADHD). This review aims to provide an integrated account of the three disorders in terms of their comorbidity. Neuroimaging studies suggest that all three disorders involve neuropathology of the basal-ganglia thalamocortical (BGTC) pathways: TS in the sensorimotor and limbic BGTC cir..

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