mri_convert aparc+aseg.mgz aparc+aseg.nii.gz

should do the trick

cheers Bruce

On Sun, 31 May 2020, Hua, Jessica wrote:

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Hi FreeSurfer experts,

I would like to convert my .mgz parcellation file to a .nii file to be used in DTI analyses.  How would I convert my participant's aparc+aseg.mgz file to a .nii file?

Best,

Jessica

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Jessica Hua, M.A. Cognitive and Emotional Control Lab Doctoral Candidate Clinical Psychology  University of Missouri