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Developmental dynamic interplay between executive functions and psychotic risk.

Michele Poletti1, Eva Gebhardt2, Andrea Raballo3

  • 1Department of Mental Health, Azienda Unità Sanitaria Locale-IRCSS, Reggio Emilia, Italy.

Applied Neuropsychology. Child
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PubMed
Summary
This summary is machine-generated.

The neurodevelopmental hypothesis suggests early signs of psychosis risk appear in childhood, particularly in executive functions. Further research is needed to understand how these cognitive functions impact psychosis development.

Keywords:
Cognitive developmentexecutive functionspremorbid stagespsychosisvulnerability phenotype

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Area of Science:

  • Neuroscience
  • Psychiatry
  • Developmental Psychology

Background:

  • The neurodevelopmental hypothesis of schizophrenia posits early phenotypic manifestations of neurobiological vulnerability in psychosis.
  • Developmental trends for IQ, language, and motor abilities are well-characterized in psychosis risk.
  • The relationship between psychotic risk and executive functions during development is less understood.

Purpose of the Study:

  • To highlight specific developmental characteristics of psychotic manifestations relevant to neurocognitive features.
  • To emphasize the need for further studies on the developmental relationship between psychotic risk and executive functions.
  • To explore how executive functions may influence the risk of developing psychosis.

Main Methods:

  • This is a brief commentary, not an empirical study.
  • It synthesizes existing knowledge on neurodevelopmental aspects of psychosis risk.
  • It calls for future longitudinal studies focusing on developmental trajectories.

Main Results:

  • Few longitudinal studies exist on executive functions and psychosis risk, suggesting a potential developmental lag.
  • Psychosis is viewed as an end-stage outcome of a prolonged psychopathological process.
  • Understanding developmental risk phenotypes is crucial for comprehending neurocognitive impacts.

Conclusions:

  • Further research should investigate developmental trajectories of executive functions in individuals at risk for psychosis.
  • Identifying developmentally-sensitive risk phenotypes is key to understanding psychosis etiology.
  • Executive functions are critical neurocognitive features to consider in psychosis risk research.