Hi Rick,

Sorry for the long delay in replying to you. We had to replace computers in the lab, so I'm finally able to respond. Here's what I get when comparing the headers of the sulcal ROI created in Brainvisa to the T1 anatomy:
name offset nvals values
------------------- ------ ----- ------
dim 40 8 3 256 256 166 1 1 1 1
dim 40 8 3 166 256 256 1 1 1 1
pixdim 76 8 1.0 0.9375 0.9375 1.2 0.0 0.0 0.0 0.0
pixdim 76 8 -1.0 1.2 0.9375 0.9375 1.0 1.0 1.0 1.0
vox_offset 108 1 6352.0
vox_offset 108 1 352.0
xyzt_units 123 1 2
xyzt_units 123 1 0
sform_code 254 1 1
sform_code 254 1 0
quatern_b 256 1 -0.5
quatern_b 256 1 0.0
quatern_c 260 1 0.5
quatern_c 260 1 1.0
quatern_d 264 1 -0.5
quatern_d 264 1 0.0
qoffset_x 268 1 -104.089996
qoffset_x 268 1 -98.400002
qoffset_y 272 1 156.994995
qoffset_y 272 1 -120.0
qoffset_z 276 1 91.644798
qoffset_z 276 1 -120.0
srow_x 280 4 -0.0 -0.0 1.2 -104.089996
srow_x 280 4 0.0 0.0 0.0 0.0
srow_y 296 4 -0.9375 -0.0 -0.0 156.994995
srow_y 296 4 0.0 0.0 0.0 0.0
srow_z 312 4 0.0 -0.9375 0.0 91.644798
srow_z 312 4 0.0 0.0 0.0 0.0


Does this help figure out how to get them to lay on top of one another?

Thanks,
Lisa