The clinical features of Obsessive-Compulsive Disorder (OCD) suggest that a fundamental deficit of inhibitory control is intrinsic to the disorder. In this preliminary study, we sought to examine cognitive disinhibition in OCD by using an established laboratory technique. The stop signal task was administered to a higher functioning.. untreated group of individuals with OCD, and to healthy comparison participants. Surprisingly, the OCD participants exhibited more accurate performance, suggesting better inhibitory control on this task. This unexpected finding suggests that higher functioning individuals with OCD are capable of adequate inhibition in certain contexts. It was speculated, however, that emotional stimulation might negatively affect performance and that this might be studied in subsequent research. (C) 2004 Elsevier Inc. All rights reserved.
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Kings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, EnglandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Page, Lisa A.
Rubia, Katya
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Kings Coll London, Dept Child Psychiat, Inst Psychiat, London SE5 9RJ, EnglandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Rubia, Katya
Deeley, Quinton
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Kings Coll London, Sect Brain Maturat, Inst Psychiat, London SE5 9RJ, EnglandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Deeley, Quinton
Daly, Eileen
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Kings Coll London, Sect Brain Maturat, Inst Psychiat, London SE5 9RJ, EnglandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Daly, Eileen
Toal, Fiona
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Beaumont Hosp, Royal Coll Surg Ireland, Dept Psychiat, Dublin 9, IrelandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Toal, Fiona
Mataix-Cols, David
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Kings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, EnglandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Mataix-Cols, David
Giampietro, Vincent
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机构:Kings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Giampietro, Vincent
Schmitz, Nicole
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Amsterdam Med Ctr, Dept Psychiat, Amsterdam, NetherlandsKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England
Schmitz, Nicole
Murphy, Declan G. M.
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Kings Coll London, Sect Brain Maturat, Inst Psychiat, London SE5 9RJ, EnglandKings Coll London, Div Psychol Med & Psychiat, Inst Psychiat, Weston Educ Ctr, London SE5 9RJ, England