Hi, Raouia: First, you use DICOM Import to transfer your DICOM file to the Nifti file format, and then segmentation it. After segmentation, choose Render->Xtract Surface, and then you will get the 3D results. Wish it helps! Huiguang He On Sun, Oct 26, 2008 at 8:35 PM, Raouia Ayachi <[log in to unmask]>wrote: > Hi experts, > > I have 23 transversal in series slices (4 mm) , 19 sagittal in series > slices > ( 3 mm) and 23 coronal in series slices ( 3 mm) . All of that in the T2 > modality produced by the IRM for the same subject. They have the DICOM > formal. > > In fact, I would like to reconstruct these slices into a volume using the > Import DICOM of SPM. How can I do this? > > In the SPM5 manual, it isn't explained. > > Experts, Could you please help me to do this step. > > -Which slice I have to choose? > -How many slices should be used? > -does different slice thickness affect the reconstruction? > > Really, any suggestion is wellcome. > > Thanks for you in advance. >