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Interoception Disorder and Insular Cortex Abnormalities in Schizophrenia: A New Perspective Between Psychoanalysis
Jessica Tran The1,2,3, Pierre J Magistretti2,4,5, Francois Ansermet2,6
1Département d'études Psychanalytiques, Université de Paris, Paris, France.
Frontiers in Psychology
|July 19, 2021
Summary
Schizophrenia disrupts body perception and self-awareness, potentially linked to insula dysfunction. This brain area
Area of Science:
- Neuroscience
- Psychiatry
- Cognitive Science
Background:
- Schizophrenia is recognized to involve disturbances in body perception, including hallucinations and delusional ideas.
- Freudian theory previously emphasized altered body perception as primary in schizophrenia's psychopathology.
Purpose of the Study:
- To re-examine Freudian theories on body perception in schizophrenia.
- To investigate the role of the insula in somatic perception and body representation within schizophrenia.
Main Methods:
- Review of recent neurobiological literature.
- Focus on the insula's role in interoception and its abnormalities in schizophrenia.
Main Results:
- Abnormalities in the insular cortex are documented in schizophrenia.
- Insula dysfunction may underlie disorders of body perception and the altered sense of self in schizophrenia.
Conclusions:
- Insula dysfunction is a potential biological substrate for body perception disturbances in schizophrenia.
- This dysfunction may contribute to the characteristic alteration of self-awareness and positive symptoms in schizophrenia.
Keywords:
Freudbody perceptioninsular abnormalitiesinteroceptionneurosciencepsychoanalysispsychosisschizophreniaMore Related Videos
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