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Sample subject (patient 23 in the On-line Table) demonstrating an expansile mass lesion centered in the postcentral gyrus (arrows). Signal abnormality is extended to the subcortical white matter of the precentral gyrus. Red denotes tongue motor task activation, green denotes the VSMN network identified from rs-fMRI (ICA 50), and yellow denotes areas of overlap between tb- and rs-fMRI.
