Asperger syndrome is one of several previously separate subtypes of autism that were folded into the single diagnosis autism spectrum disorder (ASD) with the publication of the DSM-5 diagnostic manual in 2013. Asperger syndrome was generally considered to be on the “high functioning” end of the spectrum. read more
Pervasive developmental disorder, not otherwise specified (PDD-NOS). This mouthful of a diagnosis included most children whose autism was more severe than Asperger's syndrome, but not as severe as autistic disorder. Autistic disorder. This older term is further along the autism spectrum than Asperger’s and PDD-NOS. read more
Autism is a neurodevelopmental disorder that appears during infancy or childhood, with a broad array of communication and learning impairments, from mild to moderate to severe. read more