This is not normal. Maybe you should check the aseg volume for improper segmentation.
On Thu, Jun 23, 2011 at 19:27, Jessica Liu <jessicali...@gmail.com> wrote: > Hi everyone! > > I'm currently a summer student working at a lab which uses Freesurfer to > measure hippocampal volumes. I noticed that scanning the same patient first > on a GE 3T (Multi-channel head coil) and then a GE 1.5T (single-channel head > coil) 24 hours later resulted in a 30% increase in the left hippocampus > volume and a 18% increase for the right hippocampus based on the values in > aseg.stats. Can anyone please comment on this and explain the large > discrepancies? Thanks! > > Jessica Liu > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > > The information in this e-mail is intended only for the person to whom it > is > addressed. If you believe this e-mail was sent to you in error and the > e-mail > contains patient information, please contact the Partners Compliance > HelpLine at > http://www.partners.org/complianceline . If the e-mail was sent to you in > error > but does not contain patient information, please contact the sender and > properly > dispose of the e-mail. > >
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