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Related Concept Videos

Post-traumatic Stress Disorder01:27

Post-traumatic Stress Disorder

126
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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Anxiety: Overview01:18

Anxiety: Overview

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Anxiety is a common mental disorder featuring excessive worry, fear, and apprehension, significantly affecting daily life. People with anxiety disorders experience persistent and intense anxiety, interrupting their everyday functioning.
Individuals with anxiety often experience a range of physical and emotional symptoms, including sweating, trembling, tachycardia, and disturbances in sleep patterns. These symptoms vary in intensity and frequency but are generally disruptive and distressing.
384
Dissociative Disorders01:27

Dissociative Disorders

187
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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Traumatic Memory01:20

Traumatic Memory

235
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...
235
Diagnostic and Statistical Manual of Mental Disorders (DSM)01:27

Diagnostic and Statistical Manual of Mental Disorders (DSM)

163
The Diagnostic and Statistical Manual of Mental Disorders (DSM) serves as the primary classification system for mental health disorders, providing standardized diagnostic criteria for clinicians and researchers. First published by the American Psychiatric Association (APA) in 1952, the DSM has undergone several revisions to reflect evolving psychiatric understanding. The fifth edition, DSM-5, released in 2013, introduced key updates that expanded diagnostic categories and modified diagnostic...
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Panic Disorder01:27

Panic Disorder

184
Panic disorder is an anxiety disorder characterized by recurrent and sudden minutes-long episodes of intense fear, known as panic attacks. These attacks may feel like heart attacks and often happen without warning or a specific cause. They can include symptoms such as rapid heart rate, shortness of breath, chest pain, trembling, sweating, dizziness, and a sense of helplessness. During a panic attack, individuals may feel as though they are experiencing a heart attack or are in a...
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Related Experiment Video

Updated: Sep 19, 2025

Biomarkers in an Animal Model for Revealing Neural, Hematologic, and Behavioral Correlates of PTSD
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Severe PTSD or just PTSD?

Valentin Raymond1,2, Antoine Yrondi1,2, Philippe Birmes1,2

  • 1Department of Psychiatry, Toulouse University Hospital, Toulouse, France.

European Journal of Psychotraumatology
|June 19, 2025
PubMed
Summary
This summary is machine-generated.

Defining severe post-traumatic stress disorder (PTSD) needs improvement. A dimensional approach using tools like the Clinical Global Impression scale can better capture severity for targeted trauma interventions.

Keywords:
Post-traumatic stress disorderTrastorno de estrés postraumáticoenfoque individualizadoevaluación del funcionamiento globalglobal functioningindividualized approachseveridadseverity

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Stress-Enhanced Fear Learning, a Robust Rodent Model of Post-Traumatic Stress Disorder
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Developing Neuroimaging Phenotypes of the Default Mode Network in PTSD: Integrating the Resting State, Working Memory, and Structural Connectivity
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Area of Science:

  • Psychiatry
  • Clinical Psychology
  • Mental Health Research

Background:

  • Post-traumatic stress disorder (PTSD) is a prevalent mental health condition.
  • Access to care for severe PTSD is limited due to a lack of standardized definitions.
  • Current methods for assessing PTSD severity are insufficient.

Purpose of the Study:

  • To advocate for a dimensional and integrative approach to assessing PTSD severity.
  • To highlight the need for validated instruments to measure PTSD severity.
  • To improve the identification of individuals requiring intensive trauma-focused interventions.

Main Methods:

  • Review of current clinical practices and literature on PTSD severity assessment.
  • Discussion of the limitations of symptom-count-based severity measures.
  • Proposal of the Clinical Global Impression (CGI) scale as a potential tool.

Main Results:

  • There is no universally accepted, psychometrically validated definition of severe PTSD.
  • Symptom scores alone may not accurately reflect functional impairment or clinical relevance.
  • The CGI scale offers a more ecologically valid measure of PTSD severity.

Conclusions:

  • A shift towards a dimensional and personalized assessment of PTSD severity is necessary.
  • Improved severity assessment can support stepped-care models and targeted interventions.
  • Moving beyond symptom counting will enhance the understanding and treatment of PTSD.