Post-traumatic stress disorder--best practice GP guidelines.

Background: Approximately 50-65% of Australians are exposed to a traumatic event during their lifetime. Approximately 250 000 Australians suffer from post-traumatic stress disorder (PTSD) at any given time, making it one of the most common anxiety disorders. In May 2007, the Australian guidelines for the treatment of adults with acute stress disorder and posttraumatic stress disorder was published.