Hi Leila,

we need a lot more information than this. Can you send an image showing us what you mean? And what do you mean "the white matter seems ok"? Do you mean the ?h.white surface looks correct?

cheers, Bruce On Fri, 15 Feb 2008, Leila BH wrote:

Hello,

In some brains, the parcellation into 35 gyral based parcels is bad while the white matter seems ok, do you know how to correct this? Or what could be the raison

Thanks

Leila