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  2. Autism - Wikipedia

    en.wikipedia.org/wiki/Autism

    Autism or autism spectrum disorder[a] (ASD), is a neurodevelopmental disorder characterized by repetitive, restricted, and inflexible patterns of behavior, interests and activities and persistent deficits in social communication and interaction. Autism generally affects a person's ability to understand and connect with others, as well as their ...

  3. Developmental disorder - Wikipedia

    en.wikipedia.org/wiki/Developmental_disorder

    Developmental disorders comprise a group of psychiatric conditions originating in childhood that involve serious impairment in different areas. There are several ways of using this term. [1] The most narrow concept is used in the category "Specific Disorders of Psychological Development" in the ICD-10. [1]

  4. Neurodevelopmental disorder - Wikipedia

    en.wikipedia.org/wiki/Neurodevelopmental_disorder

    Autism, also called autism spectrum disorder (ASD) or autism spectrum condition (ASC), is a neurodevelopmental disorder characterized by symptoms of deficient reciprocal social communication and the presence of restricted, repetitive, and inflexible patterns of behavior. While its severity and specific manifestations vary widely across the ...

  5. Pervasive developmental disorder - Wikipedia

    en.wikipedia.org/wiki/Pervasive_developmental...

    The diagnostic category pervasive developmental disorders (PDD), as opposed to specific developmental disorders (SDD), was a group of disorders characterized by delays in the development of multiple basic functions including socialization and communication. It was defined by the Diagnostic and Statistical Manual of Mental Disorders (DSM) (from ...

  6. Diagnosis of autism - Wikipedia

    en.wikipedia.org/wiki/Diagnosis_of_autism

    According to the DSM-5-TR (2022), in order to receive a diagnosis of autism spectrum disorder, one must present with "persistent deficits in social communication and social interaction" and "restricted, repetitive patterns of behavior, interests, or activities." [3] These behaviors must begin in early childhood and affect one's ability to ...

  7. Pervasive developmental disorder not otherwise specified

    en.wikipedia.org/wiki/Pervasive_developmental...

    from birth. Pervasive developmental disorder not otherwise specified (PDD-NOS) [1] is a historic psychiatric diagnosis first defined in 1980 that has since been incorporated into autism spectrum disorder in the DSM-5 (2013). According to the earlier DSM-IV, PDD-NOS referred to "mild or severe pervasive deficits in the development of reciprocal ...

  8. Asperger syndrome - Wikipedia

    en.wikipedia.org/wiki/Asperger_syndrome

    Named after. Hans Asperger. Asperger syndrome (AS), also known as Asperger's syndrome or Asperger's, is a diagnosis formerly used to describe a neurodevelopmental condition characterized by significant difficulties in social interaction and nonverbal communication, along with restricted, repetitive patterns of behavior and interests. [5]

  9. Conditions comorbid to autism - Wikipedia

    en.wikipedia.org/wiki/Conditions_comorbid_to_autism

    Conditions comorbid to autism. Autism spectrum disorder (ASD) is a neurodevelopmental disorder that begins in early childhood, persists throughout adulthood, and affects any person in this way: social communication and restricted, repetitive patterns of behavior. [1] There are many conditions comorbid to autism spectrum disorder, such as ...