作者
Eamon J McCrory, Stephane A De Brito, Philip A Kelly, Geoffrey Bird, Catherine L Sebastian, Andrea Mechelli, Sophie Samuel, Essi Viding
发表日期
2013/4
期刊
The British Journal of Psychiatry
卷号
202
期号
4
页码范围
269-276
出版商
Cambridge University Press
简介
BackgroundChildhood adversity is associated with significantly increased risk of psychiatric disorder. To date, functional magnetic resonance imaging (fMRI) studies of children have mainly focused on institutionalisation and investigated conscious processing of affect.AimsTo investigate neural response to pre-attentively presented affect cues in a community sample of children with documented experiences of maltreatment in the home.MethodA masked dot-probe paradigm involving pre-attentive presentation of angry, happy and neutral facial expressions was employed. Eighteen maltreated children were compared with 23 carefully matched non-maltreated peers.ResultsIncreased neural response was observed in the right amygdala for pre-attentively presented angry and happy faces in maltreated v. non-maltreated children. Level of amygdala activation was negatively associated with age at onset for several …
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