Atypical eating behavior occurs in about three-quarters of children with ASD, to the exten

The terminology of autism can be bewildering, with autism, Asperger's and PDD-NOS sometimes called the autistic disorders, whereas autism itself is often called autistic disorder, childhood autism, or infantile autism. In this article, autism refers to the classic autistic disorder, while other sour

In the second and third years, autistic children have less frequent and less diverse babbling, consonants, words, and word combinations; their gestures are less often integrated with words. Autistic children are less likely to make requests or share experiences, and are more likely to simply repeat others' words (echolalia) or reverse pronouns. Autistic children may have difficulty with imaginative play and with developing symbols into language.