Continuous theta burst stimulation to the frontal pole durably decreases medial frontoamygdala connectivity.
Kevin C Bickart, Alice Hsu, Daniel M McCalley et al.
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In 30 seconds
This randomized controlled trial investigated the effects of continuous theta burst stimulation (cTBS) to the frontal pole in 17 participants with alcohol use disorder. The study found that real cTBS significantly decreased connectivity between the frontal pole and the medial amygdala, with this effect persisting for one month post-treatment. The reduction was most notable in individuals with higher baseline connectivity.
Key findings
- Real cTBS decreased connectivity between the frontal pole and medial amygdala compared to Sham.
- The reduction in connectivity was durable, confirmed at one month post-treatment.
- The effect was most pronounced in participants with the highest baseline connectivity.
Why it matters
Understanding the modulation of amygdala connectivity through the frontal pole may inform future therapeutic strategies for affective disorders, particularly those characterized by amygdala dysregulation.