id author title date pages extension mime words sentences flesch summary cache txt en-wikipedia-org-3131 Acute stress disorder - Wikipedia .html text/html 3597 560 51 While PTSD-specific, these theories are still useful in understanding acute stress disorder, as the two disorders share many symptoms.[3] A recent study found that even a single stressful event may have long-term consequences on cognitive function. However, results of Creamer, O'Donnell, and Pattison's (2004) study of 363 patients suggests that a diagnosis of acute stress disorder had only limited predictive validity for PTSD. Cognitive behavioural therapy, which includes exposure and cognitive restructuring, was found to be effective in preventing PTSD in patients diagnosed with acute stress disorder with clinically significant results at six-month follow-up appointments. In contrast, acute stress disorder is defined by symptoms experienced 48-hours to one-month following the event. "Early trauma-focused cognitive-behavioural therapy to prevent chronic post-traumatic stress disorder and related symptoms: A systematic review and meta-analysis". ./cache/en-wikipedia-org-3131.html ./txt/en-wikipedia-org-3131.txt