Bruce, Thank you for such a quick response. I have attached a link to the T1 dicom files. The T1 was acquired using an MP rage sequence. Thalamic T1 Files <https://docs.google.com/a/umn.edu/folderview?id=0B1unp6YW0CrXc18zckIteUcyYTg&usp=drive_web> Thanks, Ben (University of Minnesota, Noam Harel's Lab)
On Tue, Oct 6, 2015 at 11:45 AM, Bruce Fischl <fis...@nmr.mgh.harvard.edu> wrote: > Hi Ben > > if you upload the datasets we will take a look. I imagine this is due to > dielectric resonance effects. What sequence did you use? > > Bruce > On Tue, 6 Oct 2015, > Benjamin Peterson wrote: > > > We have three 7T scans of the same person done on separate days. After > > running all three T1 images using the "recon-all" function, we obtain > > thalamic volumes. The volumes varied by up to 25% which seems quite > drastic > > for the same person. Is there a way to decrease this variability? Are > there > > some parameters to change for 7T? Would the subcortical segmentation work > > better with a T2 or DTI image? > > Thanks in advance, > > Ben > > > > > _______________________________________________ > 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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