Basically, It can be difficult to obtain a definitive diagnosis of autism. The Specialist will focus on the behavior and development of your child.
For diagnosis, Autism Specialist usually investigates in a few steps:
It involves many types of screening, genetic testing, and evaluation.
The Specialist will tell you whether your child is on track or not, with basic skills like learning, speaking, behavior, and walking. They suggest that autistic children at the age of 9 months, 18 months, and 24 or 30 months should be screened for these developmental delays during their routine checkups.
The American Academy of Pediatrics (AAP) recommends to all parents that their children undergo screening for autism at the age of 18 to 24 months.
Children are regularly screened at their 18 months and 24 months for checkups, they should also need to be examined, especially for autism.
The Specialist uses some common screening tools, which have some questions, the parents have to answer all those questions. And they can use many of the responses provided to identify autism in children, there may be a risk of autism.