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Orbitofrontal sulcal patterns in catatonia.

Mylène Moyal1,2, Alexandre Haroche1,2, David Attali1,3

  • 1GHU Paris Psychiatrie et Neurosciences, Hôpital Sainte Anne, Paris, France.

European Psychiatry : the Journal of the Association of European Psychiatrists
|October 19, 2023
PubMed
Summary
This summary is machine-generated.

Catatonia patients exhibit distinct orbitofrontal cortex (OFC) sulcal patterns, suggesting a neurodevelopmental origin for this psychomotor syndrome. These findings link OFC morphology to catatonia pathophysiology in schizophrenia.

Keywords:
catatonic syndromeneurodevelopment disorderprefrontal cortexschizophreniasulcogyral patterns

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Developmental Neuroscience

Background:

  • Catatonia is a psychomotor syndrome linked to neurodevelopmental disorders, particularly schizophrenia.
  • The orbitofrontal cortex (OFC) is implicated in catatonia, showing morphological variations like H-shaped sulcal patterns (Types I, II, III).
  • OFC sulcal patterns Types II and III are risk factors for schizophrenia; however, their role in catatonia remains unstudied.

Purpose of the Study:

  • To investigate the association between orbitofrontal cortex (OFC) sulcal patterns and catatonia.
  • To explore the neurodevelopmental underpinnings of catatonia by examining OFC morphology.

Main Methods:

  • Retrospective analysis of OFC sulcal patterns.
  • Comparison of schizophrenia patients with catatonia (N=58), schizophrenia patients without catatonia (N=65), and healthy controls (N=82).

Main Results:

  • Significant group differences in OFC sulcal patterns were observed in both left and right hemispheres.
  • Catatonia patients showed a higher prevalence of Type III and lower prevalence of Type I patterns compared to healthy controls.
  • Catatonia patients had more Type III patterns in the left hemisphere compared to schizophrenia patients without catatonia.

Conclusions:

  • OFC sulcal patterns are indirect markers of early brain development.
  • Findings support a neurodevelopmental origin for catatonia.
  • The study may illuminate the pathophysiology of catatonia.