The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways

Introduction Delusions are a key feature of schizophrenia psychopathology. From a phenomenological approach, Jaspers (1913) differentiates between “primary” or true schizophrenic delusions, defined as an unmediated phenomenon that cannot be understood in terms of prior psychological origin or motiv...

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Main Authors: D. Borrelli, R. Ottoni, S. Maffei, N. Fascendini, C. Marchesi, M. Tonna
Format: Article
Language:English
Published: Cambridge University Press 2022-06-01
Series:European Psychiatry
Subjects:
Online Access:https://www.cambridge.org/core/product/identifier/S092493382201968X/type/journal_article
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author D. Borrelli
R. Ottoni
S. Maffei
N. Fascendini
C. Marchesi
M. Tonna
author_facet D. Borrelli
R. Ottoni
S. Maffei
N. Fascendini
C. Marchesi
M. Tonna
author_sort D. Borrelli
collection DOAJ
description Introduction Delusions are a key feature of schizophrenia psychopathology. From a phenomenological approach, Jaspers (1913) differentiates between “primary” or true schizophrenic delusions, defined as an unmediated phenomenon that cannot be understood in terms of prior psychological origin or motivation, and “secondary” delusions, understandable from the patient’s mood state or personality. Primary delusions have been considered the hallmark of reality distorsion dimension in schizophrenia, disregarding a possible affective patwhay to delusional belief. Objectives The present study was aimed at elucidating the psychopathological trajectories to delusion in schizophrenia through the investigation of both affective and schizotypal trait dispositions. Methods Seventy-eight participants affected by schizophrenia were administered the Peters Delusional Inventory (PDI), the Positive and Negative Affective Scale (PANAS), the Experience of Shame Scale (ESS), the Referential Thinking Scale (REF), the Magical Ideation Scale (MIS) and the Perceptual Aberration Scale (PAS). Results The severity of delusional ideation (PDI) was positively related to both affective (PANAS positive dimension, ESS) and schizotypal traits (MIS, PAS and REF). Moreover, referential thinking (REF) mediated the relationship between “magical ideation” (MIS) and delusions severity (Fig. 1), whereas experience of shame (ESS) was a moderating factor in the between referential thinking and delusion severity (Fig. 2). Conclusions The study findings suggest that in schizophrenia patients, severity of delusions is underpinned by an intertwining of both affective and schizotypal pathways. Disclosure No significant relationships.
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spelling doaj.art-5095ec49f8684fa4bb63a9fdb60d6d8c2023-11-17T05:07:19ZengCambridge University PressEuropean Psychiatry0924-93381778-35852022-06-0165S762S76210.1192/j.eurpsy.2022.1968The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathwaysD. Borrelli0R. Ottoni1S. Maffei2N. Fascendini3C. Marchesi4M. Tonna5University of Parma, Unit Of Neuroscience, Psychiatric Unit, Parma, ItalyUniversity of Parma, Department Of Medicine & Surgery, Unit Of Neuroscience, Psychiatric Unit, Parma, ItalyLocal Health Service, Department Of Mental Health, Parma, ItalyUniversity of Parma, Unit Of Neuroscience, Psychiatric Unit, Parma, ItalyUniversity of Parma, Department Of Medicine & Surgery, Unit Of Neuroscience, Psychiatric Unit, Parma, ItalyUniversity of Parma, Department Of Medicine & Surgery, Unit Of Neuroscience, Psychiatric Unit, Parma, Italy Introduction Delusions are a key feature of schizophrenia psychopathology. From a phenomenological approach, Jaspers (1913) differentiates between “primary” or true schizophrenic delusions, defined as an unmediated phenomenon that cannot be understood in terms of prior psychological origin or motivation, and “secondary” delusions, understandable from the patient’s mood state or personality. Primary delusions have been considered the hallmark of reality distorsion dimension in schizophrenia, disregarding a possible affective patwhay to delusional belief. Objectives The present study was aimed at elucidating the psychopathological trajectories to delusion in schizophrenia through the investigation of both affective and schizotypal trait dispositions. Methods Seventy-eight participants affected by schizophrenia were administered the Peters Delusional Inventory (PDI), the Positive and Negative Affective Scale (PANAS), the Experience of Shame Scale (ESS), the Referential Thinking Scale (REF), the Magical Ideation Scale (MIS) and the Perceptual Aberration Scale (PAS). Results The severity of delusional ideation (PDI) was positively related to both affective (PANAS positive dimension, ESS) and schizotypal traits (MIS, PAS and REF). Moreover, referential thinking (REF) mediated the relationship between “magical ideation” (MIS) and delusions severity (Fig. 1), whereas experience of shame (ESS) was a moderating factor in the between referential thinking and delusion severity (Fig. 2). Conclusions The study findings suggest that in schizophrenia patients, severity of delusions is underpinned by an intertwining of both affective and schizotypal pathways. Disclosure No significant relationships. https://www.cambridge.org/core/product/identifier/S092493382201968X/type/journal_articledelusionPsychosisPsychopathologyschizophrénia
spellingShingle D. Borrelli
R. Ottoni
S. Maffei
N. Fascendini
C. Marchesi
M. Tonna
The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways
European Psychiatry
delusion
Psychosis
Psychopathology
schizophrénia
title The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways
title_full The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways
title_fullStr The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways
title_full_unstemmed The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways
title_short The psychopathological trajectories to delusion in Schizophrenia: the affective and schizotypal pathways
title_sort psychopathological trajectories to delusion in schizophrenia the affective and schizotypal pathways
topic delusion
Psychosis
Psychopathology
schizophrénia
url https://www.cambridge.org/core/product/identifier/S092493382201968X/type/journal_article
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