While autism is most often diagnosed in toddlers, it's possible for adults with autism spectrum disorder to go undiagnosed. If you think you may.
Main signs of autism. Common signs of autism in adults include: finding it hard to understand what others are thinking or feeling; getting very anxious about.
Autism spectrum disorder (ASD) is usually diagnosed in young children. And all kids are screened for these signs at their and month pediatrician well-child visits, so most cases of autism spectrum disorder are diagnosed by age 2. Some adults seek an autism spectrum disorder.