Menu Healthy Lifestyle Diseases & Conditions First Aid Symptoms Tests & Procedures Videos Definitions FAQs AutismUpdated: 2017-06-13OverviewAutism spectrum disorder is a serious developmental disorder. It impacts the nervous system and impairs the ability to communicate and interactSymptomsIt involves restricted repetitive behaviors, interests, and activities. These range widely.TreatmentsBehavioral, educational, and family therapies may reduce symptoms and support development and learning. © 1998-2022 Mayo Foundation for Medical Education and Research(MFMER). All rights reserved. Terms of Use