Behavioral disorders in kids with autism linked to reduced brain connectivity. More than a quarter of children with autism spectrum disorder are also diagnosed with disruptive behavior disorders. Now researchers have identified a possible biological cause: a key mechanism that regulates emotion functions differently in the brains of the children who exhibit disruptive behavior. Source 3p.
Really it's just the different functioning of the 'autistic' child's brain, that's what it really is. The real investigation that I hope might happen at some point is that will autistic children be accepted into society due to potential disruptive behavior due to unique functionality?