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PDD-NOS included atypical autism, a diagnosis defined in the ICD-10 for the case that the criteria for autistic disorder were not met because of late age of onset, or atypical symptomatology, or both of these. [5] Even though PDD-NOS was considered milder than typical autism, this was not always true. While some characteristics may be milder ...
Others use the general category because the term PDD actually refers to a category of disorders and is not a diagnostic label. [4] PDD is not itself a diagnosis, while PDD-NOS is a diagnosis. To further complicate the issue, PDD-NOS can also be referred to as "atypical personality development", "atypical PDD", or "atypical autism". [citation ...
Autism. Classic autism, also known as childhood autism, autistic disorder, (early) infantile autism, infantile psychosis, Kanner's autism, Kanner's syndrome, or (formerly) just autism, is a neurodevelopmental condition first described by Leo Kanner in 1943. It is characterized by atypical and impaired development in social interaction and ...
Studies have also found that the presence of psychosis in adulthood is significantly higher in those with autism spectrum disorders, especially those with PDD-NOS, than in the general population. [65] This psychosis generally occurs in an unusual way, with most individuals with ASD experiencing a highly atypical collection of symptoms.
Autism, also called autism spectrum disorder [a] (ASD) or autism spectrum condition (ASC), [10] is a neurodevelopmental disorder characterized by symptoms of deficient reciprocal social communication and the presence of restricted, repetitive and inflexible patterns of behavior that are impairing in multiple contexts and excessive or atypical to be developmentally and socioculturally ...
Most recent reviews tend to estimate a prevalence of 1–2 per 1,000 for autism and close to 27.6 per 1,000 for ASD [25]; PDD-NOS is the vast majority of ASD, Asperger syndrome is about 0.3 per 1,000 and the atypical forms childhood disintegrative disorder and Rett syndrome are much rarer. [26]
Hans Asperger. Asperger syndrome ( AS ), also known as Asperger's syndrome or Asperger's, is a term 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]
Delirium or Acute organic brain syndrome is a recently appearing state of mental impairment, as a result of intoxication, drug overdose, infection, pain, and many other physical problems affecting mental status. In medical contexts, "acute" means "of recent onset". As is the case with most acute disease problems, acute organic brain syndrome is ...