More than half of people on the spectrum have four to five other conditions. Which conditions, and how and when they appear, varies from one autistic person to the next.
About 10 percent of people with a large mutation in chromosome 22 have autism, attention deficit hyperactivity disorder or intellectual disability.
Teenagers in the general population who have trouble with social communication are at double the risk of purposefully harming themselves with suicidal intentions than their peers.
Autism and intelligence share genetic variants, researchers grow Neanderthal mini-brains and see overlap with autism, and maternal diabetes is an autism risk factor.
The instruments clinicians use to diagnose depression in people with autism cannot capture its unique presentation in this group.
The latest manual of international disease codes is out, a franchise claims to have an autism cure, and two reports diverge on the validity of the social-motivation hypothesis.
Young people with autism have more psychiatric and medical conditions than do their typical peers or those with attention deficit hyperactivity disorder.
A greater proportion of 3-year-old girls than boys with autism have psychiatric features such as anxiety and moodiness.
Children with autism are more likely to be prescribed antipsychotic medications earlier and for longer periods than are their typical peers.