2005
DOI: 10.1001/archpsyc.62.3.301
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Frontal-Striatal Dysfunction During Planning in Obsessive-Compulsive Disorder

Abstract: These findings support the hypothesis that decreased dorsal prefrontal-striatal responsiveness is associated with impaired planning capacity in OCD patients. Because the described frontal-striatal dysfunction in OCD is independent of state anxiety and disease symptom severity, we conclude that executive impairment is a core feature in OCD.

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Cited by 359 publications
(212 citation statements)
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“…Consistently, several studies have suggested that checking behaviors may be specifically related to deficits affecting action processing such as action planning (e.g., van den Heuvel et al, 2005) and action monitoring (e.g., Hajcak & Simons, 2002). More specifically, it has been suggested that the involvement of action planning deficits in checking behaviors is related to a defective use of internal representations to guide the course of action, which may lead checkers to rely on external cues and to repeat an action until they get cues informing them that the action has been completely performed (Purcell, Maruff, Kyrios, & Pantelis, 1998).…”
Section: Introductionmentioning
confidence: 71%
“…Consistently, several studies have suggested that checking behaviors may be specifically related to deficits affecting action processing such as action planning (e.g., van den Heuvel et al, 2005) and action monitoring (e.g., Hajcak & Simons, 2002). More specifically, it has been suggested that the involvement of action planning deficits in checking behaviors is related to a defective use of internal representations to guide the course of action, which may lead checkers to rely on external cues and to repeat an action until they get cues informing them that the action has been completely performed (Purcell, Maruff, Kyrios, & Pantelis, 1998).…”
Section: Introductionmentioning
confidence: 71%
“…Clearly, more research is needed to understand the precise functional significance of these findings but the negative correlations with dorsal prefrontal-striatal and parietal regions could reflect deficient emotional regulation mechanisms in compulsive hoarding 48 and would also be consistent with difficulties in planning, 49 another important feature of this syndrome. 50 Interestingly, only nonhoarding patients activated regions of the basal ganglia during symptom provocation and the degree of provoked anxiety correlated inversely with activation in this region in the entire sample (n = 29).…”
Section: Discussionmentioning
confidence: 99%
“…Neuroimaging studies have consistently shown that this task causes robust activation of the bilateral dorsolateral prefrontal cortex, inferior parietal cortex, and the caudate nucleus in healthy populations [Boghi et al, 2006; Dagher et al, 1999; van den Heuvel et al, 2003]. Therefore, the ToL task is a well‐suited paradigm to probe CSTC and fronto‐parietal functioning in psychiatric and neurological disorders characterized by fronto‐striatal and fronto‐parietal failure, such as obsessive‐compulsive disorder [van den Heuvel et al, 2005] and related anxiety disorders [van den Heuvel et al, 2011], schizophrenia [Eisenberg and Berman, 2010], and PD [Owen, 2004; Williams‐Gray et al, 2007]. With our study we sought to expand upon previous findings by using cross‐sectional neuroimaging, combining task‐related activation, network connectivity, and performance over time.…”
Section: Introductionmentioning
confidence: 99%