I see. Then measure the thickness normally, then see how it changes in those directions. You could average the thickness along each A/P coordinate - that wouldn't be a problem. You just don't want to measure it that way
cheers Bruce On Mon, 12 May 2014, pfot...@nmr.mgh.harvard.edu wrote: > Hi Bruce, > > Thank you for your reply. I was interested in looking how the thickness > changes from the posterior to the anterior side of the brain and vice > versa (the thickness gradient). > > Thank you again for your time! > Panos > > >> Hi Panos >> >> it would certainly be possible to make that measurement, but it wouldn't >> tell you anything biologically interesting. Why would you want to do such >> a >> thing? It will reflect the (arbitrary) image slice orientation and not the >> brain. >> >> cheers >> Bruce >> >> >> On Mon, 12 May 2014, pfot...@nmr.mgh.harvard.edu wrote: >> >>> Hi FS experts, >>> >>> I was wondering whether it would be possible to measure the average >>> cortical thickness at a specific slice (either axial, coronal, or >>> sagittal). I read in Bruce's paper: "Measuring the thickness of the >>> human >>> cerebral cortex from magnetic resonance images" that "Measuring the >>> thickness from the coronal slice at the point indicated by the green >>> cross >>> would result in an estimate in excess of 1 cm." Is that always the case, >>> or has there been a way to bypass that issue? >>> >>> Thank you for your time, >>> Panos >>> _______________________________________________ >>> 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 > > > _______________________________________________ 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.
