TOPIC

Diagnosis

Diagnosing autism is an evolving science but a crucial first step to understanding the disorder.

March 2011
News

Prenatal tests for autism mutations pose ethical dilemmas

by  /  31 March 2011

Genetic syndromes associated with autism are increasingly being diagnosed in utero because of techniques that can identify subtle mutations in the genome. But the technology is ahead of the ethical debate on whether and how to inform parents about mutations with unknown effects.

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News

Genetics: Parkinson’s disease gene linked to autism

by  /  30 March 2011

Two children with Asperger syndrome have disruptions in the PARK2 gene — one child has a duplication in the gene whereas the other has a deletion — according to a study published in February in the American Journal of Medical Genetics.

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Opinion

Whiz kids

by  /  29 March 2011

For many years, autism was considered synonymous with intellectual disability. A new study shows that perception is inaccurate.

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Opinion / Viewpoint

Why fold Asperger syndrome into autism spectrum disorder in the DSM-5?

by  /  29 March 2011

In the new diagnostic manual for psychiatric disorders, Asperger syndrome will be folded into autism spectrum disorder. Francesca Happé, a member of the committee that made the recommendation, explains the rationale behind the decision.

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News

New SHANK3 mouse shows autism-like features

by  /  21 March 2011

Researchers have created a mouse carrying a deletion in SHANK3, an autism candidate gene, they reported yesterday in Nature. This is the second model of SHANK3 mutations but shows markedly more behavioral and brain defects compared with the first.

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Opinion

Empathy gap

by  /  18 March 2011

A new study shows that just a little bit of testosterone administered under the tongue can lower a woman’s skills at interpreting another person’s emotional state — especially if she has been exposed to high levels of testosterone in utero.

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News

Cognition and behavior: Children with autism make more sounds than words

by  /  18 March 2011

Toddlers with autism have typical — although delayed — language skills, but produce more growls, yells and, especially, squeals than do typically developing children, according to a study published in February in Autism Research.

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News

Genetics: Cell communication pathway linked to autism

by  /  16 March 2011

Mutations in a gene that organizes synapses — the junctions between neurons — may increase the risk of autism, according to a study published in February in Autism Research. The study bolsters evidence linking a pathway involved in cell-to-cell communication to autism.

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News

Machine-learning tool shows promise for autism diagnosis

by  /  14 March 2011

It’s too soon to call it a diagnostic test for autism, but an algorithm that detects patterns in brain waves shows promise as one component of a screening battery for the disorder, say researchers familiar with the work.

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News

Genetics: Autism language gene affects general population

by  /  8 March 2011

Genetic risk factors for specific language impairment and autism affect the timing of language learning in the general population, according to a study published in February in Genes, Brain and Behavior.

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