autistic disorder autism spectrum condition autism 616.8982 http://id.loc.gov/authorities/subjects/sh85010038 http://purl.bioontology.org/ontology/MEDDRA/10003805 http://purl.obolibrary.org/obo/HP_0000717 http://purl.obolibrary.org/obo/NCIT_C97161 https://en.wikipedia.org/wiki/Autism https://en.wikipedia.org/wiki/Category:Autism A developmental condition characterized by difficulties with social interaction and communication, and by restricted and repetitive behavior. Parents usually notice signs during the first three years of their child's life. These signs often develop gradually, though some children with autism experience worsening in their communication and social skills after reaching developmental milestones at a normal pace. RC553.A88 autism or autism spectrum disorder autistic LGBTQIA Resource Center Glossary The A – Z of Gender and Sexuality: From Ace to Ze