Event-related potentials and EMDR treatment of post-traumatic stress disorder

Ten patients suffering from PTSD following a severe traumatic event, were assessed with event-related brain potentials (ERPs).

Article Abstract

“Ten patients suffering from post-traumatic stress disorder (PTSD) following a severe traumatic event, were assessed with event-related brain potentials (ERPs) in a modified oddball paradigm containing auditory standard, target, and novel tones. ERPs were assessed before and after a treatment session using the eye movement desensitization and reprocessing method. Compared to a control group that underwent sham treatment, ERPs of the patients showed a reduction of the P3a component in the post-treatment recording, suggesting a reduced orienting to novel stimuli and reduced arousal level after the treatment. Moreover, psychometric assessment revealed a marked improvement of the PTSD symptoms after treatment.”

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Lamprecht, F., Kohnke, C., Lempa, W., Sack, M., Matzke, M., & Munte, T. (2004). Event-related potentials and EMDR treatment of post-traumatic stress disorder. Neuroscience Research, 49 (2), 267-272. https://doi.org/10.1016/j.neures.2004.02.013