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Letters to the Editor
May 2002

Disconnected Networks During Auditory Hallucinations and Dreams: A Topological Problem for Neuroimaging?

Arch Gen Psychiatry. 2002;59(5):468-469. doi:

In their article, Shergill et al1 present evidence that auditory hallucinations might be related to a lack of awareness that inner speech has been generated. Using functional magnetic resonance imaging, they compared voxels during spontaneous auditory hallucinations and normal inner speech. Their results indicate that some regions of the auditory and speech processing pathways are abnormally inactivated during hallucinations, whereas other regions are abnormally activated.

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