Post Traumatic Stress Disorder

6041 WordsJan 24, 201325 Pages
Post Traumatic Stress Disorder Name Course Tutor Institution Date Introduction Post traumatic stress disorder (PTSD) is a mental health condition that presents in form of anxiety disorder, and it usually develops following exposure to an event or incident that is terrifying and mostly associated with an increased risk or actual occurrence of severe body harm. These events exceed the coping capabilities of the individual, resulting into psychological trauma. As a result of the trauma, the affected individual develops fear conditioning in their brain, possibly because of certain brain chemicals that are released. Some structures in the brain are also thought to undergo atrophy. The risk of developing post traumatic stress disorder…show more content…
The patients may also develop sleeping disorders, exhibit violent behavior and startled responses (Rosen, 2004). Information processing in patients with PSTD Various models have been developed to explain the memory and concentration problems manifested by patients affected by post traumatic stress disorder. These models relate the cognitive problems with these patients with the changes in the brain structures that function in learning and memory. The first model is described as fear structure, whereby the brain of the affected individuals become programmed to process information associated with the threatening experience and subsequent physiological, physical and behavioral responses. Another information processing model is based on cognitive theory, with an assumption that the disorder progresses only if a person perceives the traumatic incident in a manner that makes the incident to become threatening after it has taken place. The perception of the trauma as being present results into intrusions and reliving symptoms, anxiety, and over alertness. Subsequently, the affected individual tries to decrease perceptions of the threat through behavioral and cognitive modifications, although these changes further perpetuate the symptoms (Rosen, 2004). Prevalence of PSTD Epidemiologic studies indicate that about 10 percent of the universal population experience PSTD at some point in their
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