Other research points to an imbalance of some brain chemicals. Genetic factors are often involved. Some people have suggested that there are environmental factors at work and research is being conducted in that area also. Autism may be a result of a combination of several causes. Autism can occur by itself or with other developmental disabilities such as mental retardation and epilepsy.
Autism is a disability on a continuum from mild to severe.
The severity of autism, other disabilities and mental retardation will all affect a person s overall level of functioning. Autism is treatable. Early diagnosis and intervention is very important. Studies have shown that all people with autism can improve with proper individualized instruction. There are a variety of treatment methods available that may help improve the person with autism s ability to understand information and interact with others.