抄録
Developmental Disorder includes, Pervasive Developmental Disorders, Attention-Deficit/Hyperactivity Disorder and Learning Disorders listed in DSM-IV-TR. Moreover, Intellectual Disabilities are thought to be included in this criteria. Although Developmental Disorder was classified into a big category of “Disorders Usually First Diagnosed in Infancy, Childhood, or Adolescence” in DSM-IV-TR, it is classified into a big category of “Neurodevelopmental Disorders” due to DSM-5 in May, 2013. In this article, we explain the outline of the “Neurodevelopmental Disorders”, and the clinical characteristics of Autism Spectrum Disorder, Attention-Deficit/Hyperactivity Disorder, and other disorders due to DSM-5.