fMRI Study of Psychophysiological and Brain Responses to Script-Driven Imagery in Identical Twins Discordant for Trauma Exposure and PTSD

Laifer, Lauren M.


  • Background: Neuroimaging studies have demonstrated increased psychophysiologic responses as well as medial prefrontal cortex (mPFC) hyporesponsivity to both trauma-related and -unrelated emotional stimuli in posttraumatic stress disorder (PTSD). However, the origin of these biological abnormalities has not yet been identified. Objective: To determine whether psychophysiological and functional brai... read more
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