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Related Concept Videos

Dissociative Disorders01:27

Dissociative Disorders

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Dissociative disorders represent complex psychological conditions characterized by disruptions in consciousness, memory, identity, or perception. These disruptions cause individuals to experience a disconnection from their thoughts, emotions, and memories. The phenomenon is not merely an occasional lapse in attention but a profound alteration in mental functioning that can severely impact daily life.
Dissociative Fugue
A hallmark feature of dissociative disorders is the dissociative fugue...
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Dissociative Identity Disorder01:30

Dissociative Identity Disorder

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Dissociative Identity Disorder (DID), previously termed multiple personality disorder, is a complex psychological condition characterized by the presence of two or more distinct identities or personality states. Each identity exhibits unique patterns of behavior, voice, and mannerisms and may possess separate memories and emotional responses. The alternating control between identities can result in memory gaps and challenges in recalling daily activities, often exacerbating the individual's...
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Dissociative Amnesia01:21

Dissociative Amnesia

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Dissociative amnesia is a complex psychological condition that manifests as an inability to recall personal information, often tied to traumatic or stressful events. Unlike general amnesia, individuals with this condition retain the ability to perform routine activities and procedural tasks, such as operating a phone or navigating public transportation, yet experience profound gaps in autobiographical memory. These lapses may encompass significant life events, such as suicide attempts or...
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Traumatic Memory01:20

Traumatic Memory

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Emotionally traumatic events often lead to memories that are exceptionally vivid and enduring, sometimes persisting with remarkable clarity throughout an individual's life. A classic example of this phenomenon is a person who survives a car accident. Even years later, they may recall every detail of the event with startling accuracy — the screeching of the tires, the jarring impact, and the acrid smell of burning rubber. Such vividness contrasts sharply with how an individual...
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Post-traumatic Stress Disorder01:27

Post-traumatic Stress Disorder

362
Post-traumatic stress disorder (PTSD) is a psychiatric condition that arises following exposure to traumatic events such as natural disasters, forced displacement, or severe accidents. It significantly impairs individuals' ability to cope with daily activities and disrupts their emotional and psychological equilibrium.
Symptoms and Behavioral Manifestations
A spectrum of distressing symptoms characterizes PTSD. Recurrent flashbacks, where individuals involuntarily relive traumatic events,...
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Positive Symptoms Schizophrenia: Hallucinations and Delusions01:26

Positive Symptoms Schizophrenia: Hallucinations and Delusions

335
Schizophrenia is a complex psychiatric disorder characterized by a range of symptoms that significantly impact cognition, behavior, and emotional regulation. Among these, the positive symptoms stand out as they involve the addition or exaggeration of normal mental functions, deviating markedly from typical behavior and perception. Hallucinations and delusions are prominent positive symptoms, each profoundly affecting the individual's experience of reality.
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Hallucinations in...
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Related Experiment Video

Updated: Dec 21, 2025

Use of a Psychophysiological Script-driven Imagery Experiment to Study Trauma-related Dissociation in Borderline Personality Disorder
09:55

Use of a Psychophysiological Script-driven Imagery Experiment to Study Trauma-related Dissociation in Borderline Personality Disorder

Published on: March 8, 2018

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Exploring the relationship between auditory hallucinations, trauma and dissociation.

Deborah Wearne1, Guy J Curtis2, Peter Melvill-Smith1

  • 1School of Medicine, University of Western Australia, Perth, Australia.

Bjpsych Open
|May 21, 2020
PubMed
Summary
This summary is machine-generated.

Dissociation significantly correlates with auditory hallucinations in individuals with trauma histories, including PTSD and comorbid schizophrenia. This suggests dissociation may be a key mechanism for hearing voices in trauma-exposed populations.

Keywords:
Post-traumatic stress disorderchildhood experiencecomorbiditydissociative disorderstrauma

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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Neuroscience

Background:

  • Understanding the link between trauma, auditory hallucinations, and dissociation is clinically crucial.
  • Trauma's personal narrative significantly impacts diagnosis and treatment planning.

Purpose of the Study:

  • To investigate if dissociation significantly contributes to hallucinations in individuals with and without trauma histories.
  • To explore the role of dissociation in auditory hallucinations across different diagnostic groups.

Main Methods:

  • Recruited three groups with auditory hallucinations: schizophrenia (n=18), PTSD (n=27), and comorbid schizophrenia and PTSD (SCZ+PTSD, n=26).
  • Utilized clinician-administered measures: PTSD Symptoms Scale Interview (PSSI-5), Clinician-Administered Dissociative States Scale (CADSS), and Psychotic Symptom Rating Scales (PSYRATS).

Main Results:

  • Dissociative symptoms were higher in trauma-exposed groups (PTSD, SCZ+PTSD) and correlated with hallucinations.
  • Hallucinations correlated with the CADSS amnesia subscale in trauma-exposed participants, but not in schizophrenia-only participants.
  • Depersonalization and derealization did not correlate with hallucination severity.

Conclusions:

  • Dissociation may mediate auditory hallucinations in trauma-exposed individuals but does not explain all cases.
  • The SCZ+PTSD group showed intermediate dissociative and hallucination levels compared to schizophrenia and PTSD groups.
  • PTSD and SCZ+PTSD groups reported more frequent dissociative phenomena, particularly amnesia subtypes, than the schizophrenia group.