Test may be key to early diagnosis of autism
Researchers at UCSD say a promising tool in diagnosing autism early and getting treatment for the syndrome could start with asking parents to fill out a simple questionnaire at their baby's one-year checkup. Ref. Source 3
Autism diagnosis taking too long, experts say
Children with autism spectrum disorder are still being diagnosed later than they should be, meaning they are not getting access to specialist services early enough, warn medical experts in the UK. Ref. Source 2e.
Strong pupillary light reflex in infancy to later autism diagnosis. A new study shows that infants who are later diagnosed with autism react more strongly to sudden changes in light. This finding provides support for the view that sensory processing plays an important role in the development of the disorder. Source 7u.
Autism diagnoses prove highly stable as early as 14 months. Diagnoses of autism spectrum disorder (ASD) by trained professionals in children as young as 14 months are remarkably stable, suggesting that accurate screening and earlier treatment is feasible. Source 9a.
That is very early. Maybe they will reach the ability to test before birth like they do with Downs Syndrome. A diagnosis is better earlier than later because it better prepares the parents to deal with what will come.