psychiatryRounds

Connecting Psychiatry - Expert community for all mental health professionals

Smaller Brain Structures in Autism Linked to Social Deficits

(PSYCHIATRIC TIMES) - MADISON, Wis., Dec. 5 -- Severe social deficits in males with autism has been traced by investigators here to shrinkage of the amygdala, the component of the limbic system that governs non-verbal responses to threats.

In a small study of eye-tracking and facial recognition in teens and young men with autism, those who were slowest at distinguishing emotional expressions had amygdalae that were smaller than normal in volume, reported Richard J. Davidson. Ph.D., of the University of Wisconsin.

The study participants who did worst at differentiating expressions turned out to have had the greatest degree of social impairment in childhood, the investigators reported in the December issue of the Archives of General Psychiatry.

For full article, please visit:
http://www.psychiatrictimes.com/autism/article/10162/26724

Views: 5

Comment

You need to be a member of psychiatryRounds to add comments!

Join psychiatryRounds


psychiatryRounds Social Media

Sponsors

CMEinfo: Board Reviews in Anesthesia, Cardiology, Internal Medicine, Radiology

© 2019   Created by PsychiatryRounds Team.   Powered by

Badges  |  Report an Issue  |  Terms of Service