Hi Martina
you can use mri_binarize --match 17 --match 18... to do this.

cheers
Bruce



On Thu, 24 May 
2012, Martina Papmeyer wrote:

> Hello everyone,
>
> I guess that this might be a simple question but I couldn't find an
> answer to my problem yet.
>
> I would like to extract and visualize four labels from my aseg.mgz
> file for illustration purposes. I tried the following:
>
> mri_extract_label aseg.mgz 17 18 53 54 filename.mgz
>
> (the values correspond to left/right amygdala and left/right
> hippocampus as specified in FreeSurferColorLUT.txt file)
>
> This command unfortunately combines all the four selected labels
> together so that I can't differentiate amygdala and hippocampus
> anymore when I load the filename.mgz file together with my
> FreeSurferColorLUT.txt file in tkmedit.
>
> Is there any other FS tool I can use?
>
> Any form of help would be highly appreciated!
>
> Many thanks and all best wishes, Martina
>
>
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