Behavioral signs can begin to emerge as early as 6 to 12 months. Professionals who specialize in diagnosing the disorder won’t attempt to make a definite diagnosis until 18 months. Diagnosing autism spectrum disorder (ASD) can be difficult since there is no medical test. As an occupational therapist we diagnose ASD by a detailed assessment include Gross motor and fine motor skills, cognitive and perceptual skills, language and expressing needs and activities of daily living. From the assessment diagnose the child might be either mild, moderate or severe ASD.
Research has shown that early intervention can improve a child’s overall development. Children who receive autism-appropriate education and support at key developmental stages are more likely to gain essential social skills and react better in society. An early intervention program for children from birth to age 2 years who are diagnosed with developmental delays or disabilities, including ASD. -These programs are specified by Part C of Public Law 108-77 Individuals with Disabilities Education Improvement Act (2004), sometimes called “IDEA.”
The behavioral symptoms of autism spectrum disorder (ASD) often appear early in development. Many children show symptoms of autism by 12 months to 18 months of age or earlier. Some early signs of autism include Problems with eye contact.