Thanks Dr. Fischl. I will surely give a try to this. On Wed, Feb 1, 2017 at 3:17 PM, Bruce Fischl <fis...@nmr.mgh.harvard.edu> wrote:
> I see. Have you run recon-all on each hemi? If so, use bbregister to > register the surfaces to the fmri data, then use mri_vol2surf to map the > activations on to the left and right surfaces and draw your ROIs that way. > > cheers > > Bruce > On Wed, 1 Feb 2017, Sahil Bajaj wrote: > > Hi Dr. Fischl, >> Thank you so much for your reply. >> >> I have this SMA activation from a fMRI task. I am interested in getting >> cortical thickness of exactly the same area. Its showing activation in >> both >> hemispheres. I am also attaching here screen shot to make it more clear >> how >> it looks like. To do that, thats correct, I am trying to draw both left >> and >> right SMA thickness. >> >> Thanks. >> >> On Wed, Feb 1, 2017 at 2:46 PM, Bruce Fischl <fis...@nmr.mgh.harvard.edu> >> wrote: >> Hi Sahil >> >> can you clarify what you mean. Do you have the left hemi SMA >> labeled in MNI space and it (incorrectly) extends into the right >> hemi? Or are you trying to draw both the left and the right SMA? >> >> Bruce >> On Wed, 1 Feb 2017, Sahil Bajaj wrote: >> >> Hi everyone, >> I have supplementary motor area (SMA) defined in >> standard MNI volume space >> and I would like to extract cortical thickness for >> this area. I have 80% of >> SMA in left hemisphere and 20% on right hemisphere. >> So I am stuck at the >> command mri_vol2surf before proceeding to >> mri_segstats. >> >> In mri_vol2surf, I am not sure what should I specify >> for --hemi i.e. whether >> its left or right hemisphere (lh or rh). If I >> specify e.g. lh, then would >> not it convert left hemisphere SMA voxels to surface >> and later on extract >> the measure from left hemisphere only and vice-versa >> for right hemisphere. >> >> I am not sure how would that work if portion of ROI >> is on both hemispheres >> and how can I run mri_vol2surf command? >> >> Thanks, >> Sahil >> >> >> _______________________________________________ >> 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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