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Questions and Answers
What type of behaviors indicate avoidance associated with PTSD?
What type of behaviors indicate avoidance associated with PTSD?
Which of the following is NOT a symptom of negative alterations in cognitions and mood following a traumatic event?
Which of the following is NOT a symptom of negative alterations in cognitions and mood following a traumatic event?
What age group does the PTSD: Preschool subtype specifically apply to?
What age group does the PTSD: Preschool subtype specifically apply to?
Which cognitive change may occur due to PTSD after a traumatic event?
Which cognitive change may occur due to PTSD after a traumatic event?
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What characterizes PTSD with prominent dissociative symptoms?
What characterizes PTSD with prominent dissociative symptoms?
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What is the defining period for PTSD with delayed expression?
What is the defining period for PTSD with delayed expression?
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What is one possible emotional state associated with PTSD?
What is one possible emotional state associated with PTSD?
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Which of the following best describes 'dissociative amnesia' in the context of PTSD?
Which of the following best describes 'dissociative amnesia' in the context of PTSD?
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Which of the following is NOT a criterion for Acute Stress Disorder (ASD)?
Which of the following is NOT a criterion for Acute Stress Disorder (ASD)?
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Which symptom category is NOT included in the diagnostic criteria for Acute Stress Disorder?
Which symptom category is NOT included in the diagnostic criteria for Acute Stress Disorder?
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What does a 'persistent inability to experience positive emotions' refer to in PTSD?
What does a 'persistent inability to experience positive emotions' refer to in PTSD?
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What could be a common negative belief held by someone with PTSD?
What could be a common negative belief held by someone with PTSD?
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What is the duration of symptoms necessary to diagnose Acute Stress Disorder?
What is the duration of symptoms necessary to diagnose Acute Stress Disorder?
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Which statement best describes the nature of symptoms in Acute Stress Disorder compared to PTSD?
Which statement best describes the nature of symptoms in Acute Stress Disorder compared to PTSD?
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Which of the following is an example of feelings of detachment or estrangement in PTSD?
Which of the following is an example of feelings of detachment or estrangement in PTSD?
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How many symptom categories are considered in diagnosing Acute Stress Disorder?
How many symptom categories are considered in diagnosing Acute Stress Disorder?
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Which symptom is NOT associated with Acute Stress Disorder?
Which symptom is NOT associated with Acute Stress Disorder?
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What is a characteristic of dissociative symptoms in Acute Stress Disorder?
What is a characteristic of dissociative symptoms in Acute Stress Disorder?
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Which symptom can manifest as flashbacks in individuals with Acute Stress Disorder?
Which symptom can manifest as flashbacks in individuals with Acute Stress Disorder?
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Which statement best describes an intrusion symptom of Acute Stress Disorder?
Which statement best describes an intrusion symptom of Acute Stress Disorder?
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What is the estimated percentage of men who have experienced at least one trauma in their lifetime?
What is the estimated percentage of men who have experienced at least one trauma in their lifetime?
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What distinguishes an altered sense of reality in Acute Stress Disorder?
What distinguishes an altered sense of reality in Acute Stress Disorder?
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Which of the following indicates a negative mood in someone with Acute Stress Disorder?
Which of the following indicates a negative mood in someone with Acute Stress Disorder?
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Which trauma-related issue is women reported to experience more than men?
Which trauma-related issue is women reported to experience more than men?
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What type of reactions might an individual experience in response to reminders of a traumatic event?
What type of reactions might an individual experience in response to reminders of a traumatic event?
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What percentage of the population is estimated to experience a motor vehicle accident at least once in their lifetime?
What percentage of the population is estimated to experience a motor vehicle accident at least once in their lifetime?
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What is the estimated incidence rate of PTSD from motor vehicle accidents?
What is the estimated incidence rate of PTSD from motor vehicle accidents?
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What is a key aspect that distinguishes Acute Stress Disorder from other disorders?
What is a key aspect that distinguishes Acute Stress Disorder from other disorders?
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Which of the following traumas are men more likely to report compared to women?
Which of the following traumas are men more likely to report compared to women?
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Which demographic is more likely to report experiencing trauma related to accidents?
Which demographic is more likely to report experiencing trauma related to accidents?
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Which is a primary focus examined in trauma- and stressor-related disorders?
Which is a primary focus examined in trauma- and stressor-related disorders?
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What causes are considered for trauma- and stressor-related disorders?
What causes are considered for trauma- and stressor-related disorders?
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What is a psychological risk factor associated with PTSD?
What is a psychological risk factor associated with PTSD?
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Which of the following is a known biological factor linked to PTSD?
Which of the following is a known biological factor linked to PTSD?
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Which type of trauma increases the risk of developing PTSD?
Which type of trauma increases the risk of developing PTSD?
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What behavioral model is related to the understanding of PTSD?
What behavioral model is related to the understanding of PTSD?
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What impact does social support have on PTSD outcomes?
What impact does social support have on PTSD outcomes?
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Which factor does NOT contribute to the aetiology of PTSD?
Which factor does NOT contribute to the aetiology of PTSD?
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What is the association between traumatic events and PTSD severity?
What is the association between traumatic events and PTSD severity?
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Which of the following can predict a slower recovery from PTSD?
Which of the following can predict a slower recovery from PTSD?
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What is a common avoidance symptom associated with Acute Stress Disorder?
What is a common avoidance symptom associated with Acute Stress Disorder?
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How long after an identifiable stressor do emotional or behavioral symptoms occur for Adjustment Disorders to be classified?
How long after an identifiable stressor do emotional or behavioral symptoms occur for Adjustment Disorders to be classified?
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Which of the following is NOT one of the possible specifications for Adjustment Disorders?
Which of the following is NOT one of the possible specifications for Adjustment Disorders?
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What duration cannot exceed for symptoms of Adjustment Disorders unless there is an enduring stressor?
What duration cannot exceed for symptoms of Adjustment Disorders unless there is an enduring stressor?
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Which of the following is considered a symptom of arousal in Acute Stress Disorder?
Which of the following is considered a symptom of arousal in Acute Stress Disorder?
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Which characteristic of Adjustment Disorders makes it probably the least stigmatized?
Which characteristic of Adjustment Disorders makes it probably the least stigmatized?
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In Acute Stress Disorder, what is exaggerated startle response classified under?
In Acute Stress Disorder, what is exaggerated startle response classified under?
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Which of the following accurately describes the timeline for an Adjustment Disorder diagnosis?
Which of the following accurately describes the timeline for an Adjustment Disorder diagnosis?
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Study Notes
Copyright Notice
- This material has been reproduced and communicated by the University of South Australia.
- It is subject to copyright under the Copyright Act 1968 (Act).
- Further reproduction or communication is also subject to copyright protection.
Chapter 4: Trauma- and Stressor-Related Disorders
- Includes: Reactive Attachment Disorder, Disinhibited Social Engagement Disorder, Posttraumatic Stress Disorder, Acute Stress Disorder, Adjustment Disorders, Prolonged Grief Disorder, Other Specified Trauma- and Stressor-Related Disorder, Unspecified Trauma- and Stressor-Related Disorder
Diagnoses of Anxiety Disorders
- DSM IV-TR anxiety disorders categorized in three chapters in the proposed DSM-5: anxiety disorders, obsessive-compulsive, and trauma- and stressor- related disorders.
- Agoraphobia transitioned from a subtype of panic disorder to a separate diagnosis.
Trauma- and Stressor-Related Disorders (summary)
- Reactive Attachment Disorder
- Disinhibited Social Engagement Disorder
- Posttraumatic Stress Disorder
- Acute Stress Disorder
- Adjustment Disorders
- Prolonged Grief Disorder
- Other Specified Trauma- and Stressor-Related Disorder
- Unspecified Trauma- and Stressor-Related Disorder
Learning Objectives
- Describe current diagnostic criteria for PTSD
- Identify PTSD prevalence and course of posttraumatic stress responses
- Compare models accounting for PTSD development
- Understand components of effective PTSD treatments and current challenges
Trauma- and Stressor-Related Disorders (Detailed)
- PTSD contrasts with other disorders, it's a disorder of non-recovery.
- Strong emotions, reactions, thoughts and behaviors occur during and after the traumatic event.
- Recovery stalls for PTSD, instead of escalating over time.
The Diagnosis of Posttraumatic Stress Disorder (PTSD)
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Exposure to a traumatic event
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Re-experiencing symptoms (flashbacks)
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Avoidance symptoms (avoiding reminders)
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Negative changes in cognitions and mood (emotional numbing)
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Marked alterations in arousal (hypervigilance)
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DSM-5 Diagnostic Criteria: Exposure to actual or threatened death, serious injury or sexual violence. This includes: direct experience, witnessing, learning of experience, or repeated exposure to details (like first responders).
DSM-5 Diagnostic Criteria - PTSD (cont.)
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Intrusion symptoms (involving memories, dreams, or dissociative reactions)
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Avoidance symptoms (avoiding reminders)
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Negative alterations in cognitions and mood (such as negative beliefs about oneself)
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Marked alterations in arousal and reactivity (such as irritability, exaggerated startle response)
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Duration of symptoms (more than one month)
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Disturbance impairs social, occupational or other areas of functioning.
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The disturbance is not directly attributable to the physiological effects of a substance or another medical condition.
DSM-5 PTSD Subtypes/Specifiers
- Preschool subtype (children under 6)
- Prominent dissociative symptoms
- Delayed expression (full criteria not met until 6+ months)
Acute Stress Disorder (ASD)
- Symptoms similar to PTSD but shorter duration
- Symptoms occur between 3 days and 1 month after trauma
- Diagnostic criteria less specific than for PTSD
Adjustment Disorders
- Emotional or behavioral symptoms within 3 months of a stressor
- Doesn't persist for more than six months after the stressor, unless the stressor is enduring.
- Categorized by various symptom types (e.g. with depressed mood, with anxiety)
- Can't involve the criteria for another disorder
Prolonged Grief Disorder
- Death of a close person (at least 12 months prior)
- Intense yearning, preoccupation with thoughts, avoidance, intense emotional pain
- Disturbance impairing social functioning (e.g. reintegration difficulty)
- Grief response exceeding social norms
- Symptoms are not due to another disorder
- Symptoms are not due to another medical or drug condition
Trauma and PTSD: Prevalence and Epidemiological Factors
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Approximately 60.7% of men and 51.2% of women have experienced at least one trauma
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Men reported physical attacks, threats, accidents or witnessing traumas more frequently than women.
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Women reported rape, molestation, neglect or abuse.
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Less than 7% of the population develop PTSD over their lives.
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Individuals exposed to higher trauma rates are more likely to develop PTSD (e.g. war veterans).
Comorbidity and PTSD
- High comorbidity with major depression, dysthymia, bipolar disorder, generalised anxiety, panic, social phobia and obsessive-compulsive disorders, alcohol and drug use disorders.
Aetiology of PTSD
- Genetics, severity and type of trauma.
- Neurobiological factors (e.g., smaller hippocampal volume, disrupted verbal vs. non verbal memory, effect of cortisol).
- Behavioral factors (e.g. Mowrer's two-factor model)
- Psychological factors (coping mechanisms, perception of control, avoidance, dissociation).
Risk factors for PTSD
- Gender (women more affected)
- Type of traumatic event (e.g., sexual assault, physical abuse)
- Peritraumatic dissociation
- Prior trauma (greater risk when experiencing multiple previous traumas).
- Negative beliefs, cognitive avoidance
- Lack of social support
Types of Traumatic Events and PTSD
- Relationships as well as traumas from accidents, physical/sexual abuse or threats are factors.
The Treatment of PTSD
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Medication (e.g., SSRIs)
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Cognitive-Behavioral Therapy (CBT) – psychoeducation, anxiety management, cognitive restructuring, imaginal exposure, in vivo exposure, relapse prevention
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Psychological Treatment of PTSD
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Exposure therapy to memories; either in vivo (direct exposure) or imaginal exposure, more effective than meds or support therapy.
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Eye-movement desensitization and reprocessing (EMDR).
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Cognitive therapy (enhancing coping abilities).
Prevention of PTSD
- Difficult to assess effectiveness of early interventions.
- Early intervention may involve CBT approaches.
Current Challenges in Treatment
- High rates of treatment drop-out
- Helping patients tolerate distress from exposure therapy
- Enhancing extinction learning.
- Developing community-based treatments
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