Do Morphological Differences in Brain Structures in PTSD Arise from a Familial Predisposition or from the Disorder Itself?

Staples, Lindsay Katharine


  • The cingulate cortex, the hippocampus, and the amygdala have each been implicated in posttraumatic stress disorder (PTSD). This study examines morphological differences in these regions of interest in monozygotic twins discordant for trauma exposure and PTSD. We hypothesized that reduced volumes in the cingulate would represent acquired characteristics of PTSD and that reduced volumes in the ... read more
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