Specific phenotypes of autism spectrum disorder, including issues with visual processing, found in older siblings are likely predictors of ASD in younger siblings, according to a study published in the American Journal of Psychiatry.
“While it is evident that brain development is atypical in infants who are later diagnosed with ASD, the link between brain maturation and inherited genetic factors is unclear,” Jessica B. Girault, PhD, an assistant professor in the department of psychiatry at the University of North Carolina at Chapel Hill, and colleagues wrote.
As previous research