-- Juan Eugenio Iglesias ERC Senior Research Fellow Translational Imaging Group University College London http://www.jeiglesias.com http://cmictig.cs.ucl.ac.uk/ On 21/12/2017, 17:51, "freesurfer-bounces@nmr.mgh.harvard.edu on behalf of Lauri Tuominen" <freesurfer-bounces@nmr.mgh.harvard.edu on behalf of ljtuom@utu.fi> wrote: Dear Freesurfers, When I run the freesurfer 6.0 recon-all -hippocampal-subfields-T1 command to segment a MNI152 template, the resulting segmentation of the left hippocampus is flipped in right-left dimension. Otherwise the right hippocampus and the subcortical segmentations in the aseg-file look fine. I encountered a similar problem when I segmented a 7T scan. Would you know what might cause this how to fix it? Thanks so much for your advice! Lauri Tuominen