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Functional Neuroimaging in Psychopathy.

Antonio Del Casale1, Georgios D Kotzalidis, Chiara Rapinesi

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This summary is machine-generated.

Psychopathy involves brain dysfunctions in emotional and social decision-making networks. Understanding these neural correlates can improve treatments for disruptive behaviors and reduce societal costs.

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Cognitive Psychology

Background:

  • Psychopathy is characterized by cognitive and affective deficits leading to harmful behaviors.
  • These deficits incur significant societal costs through recurrent crime and property damage.
  • Understanding the neurobiology of psychopathy is crucial for developing effective therapeutic interventions.

Purpose of the Study:

  • To analyze the major functional neural correlates of psychopathy.
  • To review functional neuroimaging studies in individuals with psychopathy.

Main Methods:

  • Searched PubMed for functional neuroimaging studies on psychopathy.
  • Focused on the correlation between neural functional changes, task performance, and behavior.

Main Results:

  • Consistent correlation between psychopathy and dysfunctions in orbitofrontal-limbic, anterior cingulate-orbitofrontal, and prefrontal-temporal-limbic networks.
  • Key dysfunctional brain areas include the inferior frontal, orbitofrontal, prefrontal, temporal cortices, insula, amygdala, and ventral striatum.
  • These neural dysfunctions are linked to impaired emotional processing, social cognition, and decision-making.

Conclusions:

  • Psychopathy is associated with impaired emotional processing and learning.
  • Social and affective decision-making functions are significantly impaired in psychopathy.
  • These impairments correlate with specific alterations in neural functions, particularly within key brain networks.