Morphometric evaluations based on Voxel Based Morphometry on adolescents with autism spectrum disorders.

物理 核医学 妇科 医学
作者
Anita Bryńska,Tomasz Wolak,Patrycja Naumczyk,Tomasz Srebnicki,Tomasz Wolańczyk
出处
期刊:Psychiatria Polska [Polish Psychiatric Association]
卷期号:56 (5): 1049-1059
标识
DOI:10.12740/pp/onlinefirst/132704
摘要

Goal: to evaluate changes in the grey matter volume using the VBM method in a group of adolescents with ASD, who met the criteria for Asperger's Syndrome.Material and methods: Morphometric evaluations based on Voxel Based Morphometry (VBM) were performed on 37 male adolescents aged 12 to 19 (M = 14.3 ± 2.0), with autism spectrum disorders, who met the DSM-IV-TR criteria for Asperger's Syndrome and 15 neurotypical adolescents matched by age. Significance was set at p<0.007 without FWE correction and p<0.05 with FWE correction.Results: the decrease in the volume of the grey matter was observed in ASD group including the pre- and postcentral gyrus, the superior and middle frontal gyrus, the inferior and superior parietal lobule, the praecuneus, the anterior and posterior cingulate cortex, the fusiform gyrus, the parahippocampal gyrus, the lingual gyrus, the middle occipital region, the cuneus and the angular gyrus, the regions of calcarine sulcus and the cerebellum. The majority of changes was localized bilaterally.Conclusions: the decrease in the volume of grey matter observed in ASD group can be related functionally with the characteristics of deficits observed in autism spectrum disorders which highlights the role of abnormal organization of numerous CNS structures in the genesis of symptoms observed in cognitive and behavioural domains.
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