Autism spectrum disorder - Symptoms and causes - Mayo Clinic
May 22, 2025 · Autism spectrum disorder is a condition related to brain development that affects how people see others and socialize with them. This causes problems in communication and …
Autism Spectrum Disorder - National Institute of Mental Health …
What is autism spectrum disorder? Autism spectrum disorder is a neurological and developmental disorder that affects how people interact with others, communicate, learn, and behave.
Signs and Symptoms of Autism Spectrum Disorder
May 16, 2024 · Autism spectrum disorder (ASD) is a developmental disability caused by differences in the brain. People with ASD often have problems with social communication and …
Spectrum disorder - Wikipedia
A spectrum disorder is, in psychiatry, a disorder that includes a range of linked conditions, sometimes also extending to include singular symptoms and traits. The different elements of a …
What is autism spectrum disorder? - Harvard Health
May 22, 2025 · Autism spectrum disorder (ASD) is a complex neurological condition that affects how a person interacts, communicates, and experiences the world. Learn about its symptoms, …
What is Autism? - Autism Research Institute
Autism is a developmental disorder with symptoms that appear within the first three years of life. Its formal diagnostic name is autism spectrum disorder. The word “spectrum” indicates that …
Autism Spectrum Disorder - MedlinePlus
Jun 28, 2025 · It includes what used to be known as Asperger syndrome and pervasive developmental disorders. It is called a "spectrum" disorder because people with ASD can have …
Autism Spectrum Disorder (ASD) Symptoms & Causes
Oct 14, 2025 · Autism spectrum disorder (ASD) is the full medical name for autism. The DSM-5-TR defines ASD as a difference in brain functioning that affects how you communicate and …
Autism spectrum disorder (ASD) | Autism Speaks
Autism, or autism spectrum disorder (ASD), refers to a broad range of conditions characterized by challenges with social skills, repetitive behaviors, speech and nonverbal communication. …
Types of Autism Spectrum Disorders (ASD) - WebMD
Jan 16, 2025 · WebMD explains autism spectrum disorders, including Asperger's syndrome, Rett syndrome, PDD-NOS, and childhood disintegrative disorder.