Autism spectrum disorder - Symptoms and causes - Mayo Clinic
WebJan 6, 2018 · Autism spectrum disorder has no single known cause. Given the complexity of the disorder, and the fact that symptoms and severity vary, there are probably many causes. Both genetics and environment may play a role. Genetics. Several different genes appear to be involved in autism spectrum disorder.
Autism spectrum - Wikipedia
WebAutism, formally called autism spectrum disorder (ASD) or autism spectrum condition (ASC), is a neurodevelopmental disorder marked by deficits in reciprocal social communication, and the presence of restricted and repetitive patterns of behavior.
Autism (ASD): Symptoms, Causes, Tests, Treatment & More - Healthline
WebNov 1, 2021 · Autism spectrum disorder (ASD), or autism, is a broad term used to describe a group of neurodevelopmental conditions. These conditions are characterized by differences in communication...
What is Autism? - Autism Research Institute
WebAutism 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 appears in different forms with varying levels of severity. That means that each individual with autism experiences their own unique strengths,
Autism spectrum disorder (ASD) | Autism Speaks
WebWhat is autism? 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. According to the Centers for Disease Control, autism affects an estimated 1 in 36 children and 1 in 45 adults in the United States today.
Autism Spectrum Disorder - National Institute of Mental Health …
WebAutism spectrum disorder (ASD) is a neurological and developmental disorder that affects how people interact with others, communicate, learn, and behave. Although autism can be diagnosed at any age, it is described as a “developmental disorder” because symptoms generally appear in the first 2 years of life.
Autism Spectrum Disorder | National Institute of Neurological …
WebDec 19, 2023 · Autism spectrum disorder (ASD) refers to a group of complex neurodevelopment disorders caused by differences in the brain that affect communication and behavior. The term “spectrum” refers to the wide range of symptoms, skills, and levels of ability in functioning that can occur in people with ASD.
What Is Autism? - WebMD
WebSep 2, 2023 · 13 min read. What Is Autism? Autism, also called autism spectrum disorder (ASD), is a complicated, lifelong condition that includes problems with communication and...
Autism - World Health Organization (WHO)
WebNov 15, 2023 · Key facts. Autism – also referred to as autism spectrum disorder ̶ constitutes a diverse group of conditions related to development of the brain. About 1 in 100 children has autism. Characteristics may be detected in early childhood, but autism is often not diagnosed until much later.
About Autism Spectrum Disorder | Autism Spectrum Disorder …
WebMay 14, 2024 · Autism spectrum disorder (ASD) is a developmental disability caused by differences in the brain. Some people with ASD have a known difference, such as a genetic condition. Other causes are not yet known. Scientists believe there are multiple causes of ASD that act together to change the most common ways people develop.
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