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Related Experiment Videos

No disgust recognition deficit in obsessive-compulsive disorder.

Holly A Parker1, Richard J McNally, Ken Nakayama

  • 1Department of Psychology, Harvard University, 33 Kirkland Street, Cambridge, MA 02138, USA.

Journal of Behavior Therapy and Experimental Psychiatry
|June 24, 2004
PubMed
Summary

This study failed to replicate disgust recognition deficits in patients with obsessive-compulsive disorder (OCD). However, one severe OCD patient showed impaired disgust recognition, suggesting a potential subset of individuals with OCD may be affected.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Emotion Recognition

Background:

  • Basal ganglia abnormalities are linked to misclassification of disgust as anger.
  • Previous research suggested disgust recognition deficits in obsessive-compulsive disorder (OCD).

Purpose of the Study:

  • To replicate findings on disgust recognition deficits in OCD patients.
  • To investigate the link between basal ganglia function and emotion processing in OCD.

Main Methods:

  • Attempted to replicate a previous study on disgust recognition in OCD patients.
  • Compared emotion identification accuracy between OCD patients and healthy controls.

Main Results:

  • Failed to replicate the previously reported disgust recognition deficit in OCD patients.

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  • One patient with severe OCD misclassified disgust expressions as anger.

    • Conclusions:

    • Current data do not confirm widespread disgust recognition deficits in OCD.
    • Disgust recognition impairments may be limited to a specific subgroup of individuals with severe OCD.