抄録
According to the author’s clinical experiences, patients with developmental disorder, especially autism spectrum disorder (ASD) often develop PTSD-like symptoms following relatively mild stress events such as scolding from parents or teaches, quarrels with others. Another characteristic of the PTSD-like psychopathology in ASD seems to be that very unexpected and accidental details remind the patients of the traumatic event. The relationship between learning disorder and trauma was also discussed.