I managed to rerun recon-all completely and get the cortex out with
tkmedit jan aparc+aseg.mgz
I wonder if there is a way of specifying particular areas like extracting and measuring the volumes or thickness of regions like the sensorimotor cortex or broca's area?

Thank you


On 16 March 2010 12:14, Bruce Fischl <fischl@nmr.mgh.harvard.edu> wrote:
does the file  /home/s0964091/Desktop/jan/mri/aparc.a2005s+aseg.mgz exist? Did recon-all complete properly?


On Tue, 16 Mar 2010, Janani Dhinakaran wrote:

Hello,

With reference to this mail- Re: [Freesurfer] Extracting ROIs from
aparc.a2009s+aseg.mgzI tried introducing segments to my image

ERROR: Loading Segmentation
aparc.a2005s+aseg.mgz
Couldn't import the segmentation volume. Tkmedit wouldn't read the
segmentation you specified. This could be because the segmentation volume
wasn't a valid COR volume directory.


The following is what happened in the text shell.
s0964091@CRIC-0012:~$ tkmedit jan orig.mgz -segmentation
aparc.a2005s+aseg.mgz
ERROR: cannot find /home/s0964091/Desktop/jan/mri/aparc.a2005s+aseg.mgz
LoadSegmentationVolume main aparc.a2005s+aseg.mgz
/usr/local/freesurfer/FreeSurferColorLUT.txt
Reading /usr/local/freesurfer/lib/tcl/tkm_common.tcl
Reading /usr/local/freesurfer/lib/tcl/tkm_wrappers.tcl
Reading /usr/local/freesurfer/lib/tcl/fsgdfPlot.tcl
Reading /usr/local/freesurfer/lib/tcl/tkUtils.tcl
%

So it loaded Orig but without segments. How do I rectify this?

Thank you.



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