Autism or Autistic Spectrum Disorder
In the some case, Autism can be detected on the early 18 months of age. Autism characterized by varying degrees of impairment in communication skills, social interactions, and restricted, repetitive and stereotyped patterns of behavior.
The children those diagnosed as autism are often called autistic disorder, childhood autism, or infantile autism. Parent are commonly be the first to notice unusual behaviors in their child. Some research has shown that parents are usually correct about noticing developmental problems, although they may not reported the specific nature or degree of the problem.