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The development of autism is associated with several prenatal risk factors, including advanced age in either parent, diabetes, bleeding, and maternal use of antibiotics and psychiatric drugs during pregnancy. [1] [51] [52] Autism has been linked to birth defect agents acting during the first eight weeks from conception, though these cases are ...
The popular book Children with autism: a parents' guide was also released in 1989. It was edited by American psychologist Michael D. Powers. [398] A second edition was published in 2000. The similar Asperger's syndrome and your child: a parents' guide was released in 2002. [399]
The amygdala, cerebellum, and many other brain regions have been implicated in autism. [15]Unlike some brain disorders which have clear molecular hallmarks that can be observed in every affected individual, such as Alzheimer's disease or Parkinson's disease, autism does not have a unifying mechanism at the molecular, cellular, or systems level.
Autism spectrum disorder [a] (ASD), or simply autism, is a neurodevelopmental disorder "characterized by persistent deficits in social communication and social interaction across multiple contexts" and "restricted, repetitive patterns of behavior, interests, or activities". [11] Sensory abnormalities are also included in the diagnostic manuals ...
Refrigerator mother – an accusing label for mothers of children diagnosed with autism or schizophrenia, now widely understood to be a myth. Thiomersal and vaccines – describing discredited claims that vaccines containing the mercury-based preservative thiomersal contribute to the development of autism and other brain development disorders.
Under his leadership, the Institute added a child development clinic and nursery school classrooms where they conducted research that would later accumulate into the area that would be called "Behavior Analysis of Child Development". [3] Skinner's behavioral approach and Kantor's interbehavioral approach were adopted in Bijou and Baer's model.
There are two possible developmental courses of autism. One course of development is more gradual in nature, with symptoms appearing fairly early in life and persisting. [9] A second course of development is characterized by normal or near-normal development before onset of regression or loss of skills, which is known as regressive autism. [10]
Classic autism, also known as childhood autism, autistic disorder, or Kanner's syndrome, is a formerly diagnosed neurodevelopmental disorder first described by Leo Kanner in 1943. It is characterized by atypical and impaired development in social interaction and communication as well as restricted, repetitive behaviors, activities, and interests.