[On the problems of diagnosis of PTSD and its legal management]

Since DSM-III in 1980 and DSM-IV in 1994 were enacted, "traumatic stress" meant mainly severe bio-psycho-social stress which cause some trauma, not only psychological but physiological and social stress to the person. However, PTSD was defined as to cause some psychological stress, with criterion of A to D. The concept of PTSD are used only to psychological trauma and stress and not include physiological trauma and stress. When psychological trauma caused some psychological stress, it become a legal problem of compensation.... However, the degree of psychological trauma and stress are sometimes difficult to evaluate objectively. To prevent Malingering or Factitious Disorder, it needs to establish a strict diagnostic criteria of psychological trauma and stress, in PTSD. In particular, the definition of Trauma, which is not limited to psychological trauma should be evaluated objectively, i.e. it should be more, scientifically defined, and measured by some evaluations.