Finding brain patterns underlying depression: linking functional neuroimaging tosymptom subtypes


Summary

Researchers at Stanford University, led by Dr. Leanne Williams, are developing a framework that links brain circuit activity, observed via fMRI scans, to specific depression and anxiety symptoms. Traditional psychiatric labels fail to reflect the biological underpinnings of mental health conditions, but the study focuses on neural circuit dysfunctions, such as the default mode network, which is linked to rumination. By calculating “circuit scores” for patients based on their brain connectivity, researchers identified correlations between these scores and specific symptoms like negative bias and rumination. Additionally, they discovered relationships between circuit scores and treatment effectiveness, suggesting the potential for fMRI scans to guide personalized psychiatric care. This research could lead to more targeted, effective treatments for mental health conditions.


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