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Autism, formally called autism spectrum disorder ( ASD) or autism spectrum condition ( ASC ), [6] is a neurodevelopmental disorder marked by deficits in reciprocal social communication and the presence of restricted and repetitive patterns of behavior. Other common signs include difficulties with social interaction, verbal and nonverbal ...
Syndromic autism represents about 25% of the total ASD cases. In most [quantify] cases, its etiology is known. Monogenic disorders are one of the causes of syndromic autism, which in this case are also known as monogenic autism spectrum disorders. They account for about 5% of the total ASD cases.
The Autism Diagnostic Observation Schedule ( ADOS) is a standardized diagnostic test for assessing autism spectrum disorder. The protocol consists of a series of structured and semi-structured tasks that involve social interaction between the examiner and the person under assessment. The examiner observes and identifies aspects of the subject's ...
Hans Asperger. Asperger syndrome ( AS ), also known as Asperger's syndrome or Asperger's, formerly described a neurodevelopmental disorder characterized by significant difficulties in social interaction and nonverbal communication, along with restricted and repetitive patterns of behavior, interests, and activities. [5] The syndrome has been ...
The most common reason parents reported as the cause of lost ASD diagnosis was new information about the child (73.5%), such as a replacement diagnosis. Other reasons included a diagnosis given so the child could receive ASD treatment (24.2%), ASD treatment success or maturation (21%), and parents disagreeing with the initial diagnosis (1.9%).
Epidemiology of autism. The epidemiology of autism is the study of the incidence and distribution of autism spectrum disorders (ASD). A 2022 systematic review of global prevalence of autism spectrum disorders found a median prevalence of 1% in children in studies published from 2012 to 2021, with a trend of increasing prevalence over time.
49,492 in 2009-10. Other information. Website. asdk12 .org. The Anchorage School District ( ASD) manages all public schools within the Municipality of Anchorage in the U.S. state of Alaska. It is the 107th largest school district in the United States, serving over 45,000 students in more than 90 schools.
ASD (autism spectrum disorder) is a neurodevelopmental disorder marked by impairments in communicative ability and social interaction, as well as restricted and repetitive behaviors, interests, or activities not suitable for the individual's developmental stage. The severity of symptoms and functional impairment vary between individuals.