Hi MOe,

You can make a label file of the region of interest from aseg file.

One easy way to do using matlab,
m = MRIread('aseg.mgz');
m.vol = (m.vol == ## | m.vol == ##);
MRIwrite(m,'roi.mgz');

## get from FreeSurferColorLUT.txt in freesurfer home.

pratap

> Hello,
>
> I'm doing a volume analysis and have found activation in my region of
> interest.
> I'm looking to present these data, but there are areas not of interest
> that also
> display activation, and so I'd like to leave them out of my image if
> possible as
> they are distracting. Does anyone have a suggestion on how I could label
> the
> area of interest, and then run an analysis such that
> activation/deactivation is
> only displayed in the labeled area?
>
> Thanks,
> Moe
>
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>
>
>

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