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Post Traumatic Stress Disorder: A Literature Review

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Post Traumatic Stress Disorder (PTSD) is characterized by psychological intrusions, avoidance, hyperarousal, and negative cognitive changes following a traumatic event (American Psychiatric Association, 2013). While the majority of people will at one time or another be exposed to a traumatic event, a distinct minority develops PTSD (Gradus, 2016). PTSD affects approximately 12% of US combat veterans of the Gulf War at one point in their life (Gradus, 2016). Compared to a prevalence rate of 7% in the general populace, PTSD appears to disproportionately affect combat veterans (Gradus, 2016). Studies have found that there are many risk factors that may predispose one to PTSD, ranging from the neurobiological to one’s social support system (Bar-Shai …show more content…

The VR program could be modified in real-time in order to match the participants’ memories of their traumatic event. This VR headset offered both visual and auditory stimuli. The study also utilized an Environment Scent Pallet to administer olfactory stimuli that may have been present at the time of the trauma. The results of this study were quite encouraging for the use of VR Exposure Therapy to treat PTSD. Reger et al., (2011) found that there was a statistically significant decrease in PTSD symptoms between pre and post treatment. Fifteen of the twenty-four patients were said to have reliably improved following VR treatment. Nine of the twenty participants with probable PTSD at pretreatment were now no longer thought to be probable for PTSD following VR treatment. This clearly suggests that VR exposure therapy can be a useful tool in the treatment of PTSD probable …show more content…

First, a majority of participants were previously psychotherapy resistant. This suggests that VR Exposure Therapy could be a clinically effective treatment for veterans suffering from PTSD that are otherwise psychotherapy treatment resistant. This may be due to the fact that VR offers multisensory exposure that other psychotherapy simply cannot. Secondly, the sample upon which this study was conducted had on average experienced their traumatic event two years and four months earlier. The latent nature of the treatment and its efficacy suggests that the multisensory nature of this therapy allows the therapist to render an emotionally engaging form of exposure years after the

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