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Psychotic speech: a neurolinguistic perspective

A Anand1, R J Wales

  • 1Royal Park Hospital, Parkville, Victoria.

The Australian and New Zealand Journal of Psychiatry
|June 1, 1994
PubMed
Summary

This study explores if aphasia-like language disorders contribute to psychotic speech disturbances. It reviews existing research and proposes new neurolinguistic tasks to investigate this connection further.

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Area of Science:

  • Psycholinguistics
  • Clinical Psychology
  • Neuroscience

Background:

  • The relationship between psychotic speech and language disorders like aphasia is debated.
  • Previous research has noted similarities between psychotic language impairment and aphasic speech.

Purpose of the Study:

  • To argue that a discrete language disorder may cause disturbances in psychotic speech.
  • To propose novel neurolinguistic tasks for future research.
  • To discuss the utility of a neurolinguistic model for understanding psychosis etiology and treatment.

Main Methods:

  • Review of classical clinical descriptions of psychotic speech.
  • Analysis of experimental studies comparing psychotic and aphasic language.
  • Proposal of new neurolinguistic tasks for empirical investigation.

Main Results:

  • The paper posits that aphasia-like language impairments are a potential cause of psychotic speech disturbances.
  • Identified similarities between psychotic language and aphasic speech patterns.
  • Outlined specific neurolinguistic tasks for future research.

Conclusions:

  • A discrete language disorder is a plausible explanation for psychotic speech disturbances.
  • Neurolinguistic approaches can refine the study of psychosis.
  • Further research using proposed tasks may illuminate the etiology and treatment of psychosis.

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