Intrusive Thoughts in Posttraumatic Stress Disorder

2002 ◽  
Vol 16 (2) ◽  
pp. 127-143 ◽  
Author(s):  
Sherry A. Falsetti ◽  
Jeannine Monnier ◽  
Joanne L. Davis ◽  
Heidi S. Resnick

This article reviews the literature on prevalence, associated features, assessment, and treatment of intrusive symptoms associated with posttraumatic stress disorder (PTSD). Research indicates that among trauma survivors, intrusive thoughts and imagery are quite common and distressing. It appears that early intrusions may be predictive of long-term distress and that avoidance and suppression can maintain intrusions. The treatment outcome literature for PTSD indicates that current cognitive behavioral treatments are effective in reducing intrusions. New data from a recent treatment outcome study for PTSD with comorbid panic attacks, using Multiple Channel Exposure Therapy, also suggest that this treatment is effective in significantly reducing intrusions.

2021 ◽  
Vol 9 (2) ◽  
pp. 294-301 ◽  
Author(s):  
Maryam Piltan ◽  
Ali Reza Moradi ◽  
Mohammad Hassan Choobin ◽  
Parviz Azadfallah ◽  
Sara Eskandari ◽  
...  

Reduced ability to retrieve specific autobiographical memories is a well-defined feature of posttraumatic stress disorder (PTSD), and science-driven interventions have emerged to improve memory specificity and thereby symptoms. However, research in depressed samples indicates that the ability to flexibly move between retrieval of specific and general memory types (i.e., memory flexibility) may more accurately conceptualize autobiographical memory deficits in emotional disturbance. In this study, we evaluated memory specificity and memory flexibility in Iranian trauma survivors ( N = 63) with and without PTSD relative to community control participants. Trauma-exposed participants had experienced a serious road-traffic accident. Results indicated that individuals with PTSD experienced reduced memory specificity and memory flexibility relative to trauma-exposed participants and community control participants. A small sample size limits the strength of conclusions, although good statistical power was obtained. Findings suggest that reduced memory flexibility may be a transdiagnostic marker of emotional disturbance and support further development of memory flexibility interventions for PTSD.


2017 ◽  
Vol 5 (2) ◽  
pp. 325-340 ◽  
Author(s):  
Sabine Schönfeld ◽  
Anke Ehlers

Evidence from self-reports and laboratory studies suggests that recall of nontrauma autobiographical memories may be disturbed in posttraumatic stress disorder (PTSD), but investigations in everyday life are sparse. This study investigated unintentional nontrauma and trauma memories in trauma survivors with and without PTSD ( N = 52), who kept an autobiographical memory diary for a week. We investigated whether unintentional nontrauma memories show an overgeneral memory bias and further memory abnormalities in people with PTSD, and whether unintentional trauma memories show distinct features. Compared to the no-PTSD group, the PTSD group recorded fewer nontrauma memories, which were more overgeneral, more often from before the trauma or related to the trauma, were perceived as distant, and led to greater dwelling. Trauma memories were more vivid, recurrent, and present and led to greater suppression and dwelling. Within the PTSD group, the same features distinguished trauma and nontrauma memories. Results are discussed regarding theories of autobiographical memory and PTSD.


Author(s):  
Frederick J. Stoddard Jr ◽  
David M. Benedek ◽  
Mohammed R. Milad ◽  
Robert J. Ursano

Posttraumatic stress disorder (PTSD) affects people of all ages and backgrounds and causes persistent suffering and impaired function, but its diagnosis offers the opportunity for early intervention. It is the subject of intensive developmental, epidemiological, genetic/genomic, translational, neurobiological, neuropsychological, and psychological research, and emerging computational methods with “big data,” statistical modeling, and machine learning are likely to accelerate this research. The findings from research on PTSD are changing education and the ways clinicians practice, offering the hope for improved care of those experiencing traumatic stress. Those at particular risk for PTSD include children and adolescents, women, soldiers, refugees and survivors of genocide, sexual orientation minorities, racial and ethnic minorities, patients with burns, injuries and medical trauma, and victims of rape, violence, accidents, and disasters. This chapter provides an overview of PTSD, covering Diagnostic and Statistical Manual of Mental Disorders (fifth edition) diagnostic criteria, epidemiology, neurochemistry and neurobiology, biological and psychological models, assessment, and treatment.


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