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Abstract #0235

Elevated brain iron in cocaine addiction as indexed by magnetic field correlation imaging

Vitria Adisetiyo1, Corinne E. McGill1, William DeVries2, Jens H. Jensen1,3, Colleen A. Hanlon2, and Joseph A. Helpern1

1Neuroscience, Medical University of South Carolina, Charleston, SC, United States, 2Psychiatry and Behavioral Sciences, Medical University of South Carolina, Charleston, SC, United States, 3Radiology and Radiological Science, Medical University of South Carolina, Charleston, SC, United States

Brain iron is critical for neural processes implicated in addiction. Recently, disrupted iron regulation was detected in individuals with cocaine use disorder (CUD) using quantitative susceptibility mapping. Our goal was to replicate these findings using an alternative iron imaging method called magnetic field correlation imaging. Consistent with the only study of brain iron in CUD, we detected elevated brain iron levels in globus pallidus regions and loss of age-related iron accumulation in CUD. Our replication of aberrant brain iron findings in CUD using a different MRI modality lends support for further investigation of iron homeostasis in CUD.

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