Coprolalia and copropraxia in patients with Gilles de la Tourette syndrome.

Background And Purpose: Involuntary expression of socially unacceptable words (coprolalia) or gestures (copropraxia) is the best-known symptom of Gilles de Tourette syndrome (GTS) that contributes to the social impairment. The aim of the study was to assess the prevalence, age at onset and co-occurring symptoms of coprophenomena.

Materials And Methods: One hundred and sixty-eight consecutive subjects with GTS including 94 adults and 74 children and aged between 4 and 54 years (mean: 18.