Absolutely, sorry for the confusion. I am looking at decreased ipsilesional myelination signal intensity in patients with unilateral strokes. The goal is to run the T1 scans through FreeSurfer, then determine the ratio of signal intensity - contralesional: ipsilesional.
Thanks, Sabrina On Thu, Dec 3, 2015 at 5:52 PM -0800, "Douglas Greve" <gr...@nmr.mgh.harvard.edu<mailto:gr...@nmr.mgh.harvard.edu>> wrote: I guess I'm not sure what you are trying to do. Can you elaborate? On 12/3/15 6:24 PM, Sabrina Yu wrote: > Hi Doug, > > Thanks for the quick reply. Is Xhemi only for measuring volumes for both > hemispheres? > > https://www.mail-archive.com/freesurfer@nmr.mgh.harvard.edu/msg35097.html > You mentioned editing pctsurfcon to set white matter and gray matter in this > email thread here. Can this be used to measure of white matter intensity for > lh only, and then rh only? This email thread sounded promising for what I > need, but am also unsure of how to input set wm and gm commands. > > Thanks, > Sabrina > > ________________________________________ > From: freesurfer-boun...@nmr.mgh.harvard.edu > <freesurfer-boun...@nmr.mgh.harvard.edu> on behalf of Douglas N Greve > <gr...@nmr.mgh.harvard.edu> > Sent: Thursday, December 3, 2015 2:31 PM > To: freesurfer@nmr.mgh.harvard.edu > Subject: Re: [Freesurfer] Left and right white matter intensity ratio > > see if this tool is what you need. It allows you to map to the homolgous > vertex on the contralateral hemisphere > http://surfer.nmr.mgh.harvard.edu/fswiki/Xhemi > > On 12/03/2015 05:25 PM, Sabrina Yu wrote: >> Hi there, >> >> >> Would it be possible to use pctsurfcon to calculate the ratio of white >> matter signal intensity between left and right hemispheres? >> >> Thank you >> Sabrina >> >> >> _______________________________________________ >> Freesurfer mailing list >> Freesurfer@nmr.mgh.harvard.edu >> https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > -- > Douglas N. Greve, Ph.D. > MGH-NMR Center > gr...@nmr.mgh.harvard.edu > Phone Number: 617-724-2358 > Fax: 617-726-7422 > > Bugs: surfer.nmr.mgh.harvard.edu/fswiki/BugReporting > FileDrop: https://gate.nmr.mgh.harvard.edu/filedrop2 > www.nmr.mgh.harvard.edu/facility/filedrop/index.html<http://www.nmr.mgh.harvard.edu/facility/filedrop/index.html> > Outgoing: ftp://surfer.nmr.mgh.harvard.edu/transfer/outgoing/flat/greve/ > > _______________________________________________ > 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. > > _______________________________________________ > Freesurfer mailing list > Freesurfer@nmr.mgh.harvard.edu > https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer > > _______________________________________________ Freesurfer mailing list Freesurfer@nmr.mgh.harvard.edu https://mail.nmr.mgh.harvard.edu/mailman/listinfo/freesurfer
_______________________________________________ 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.
