Fig. 8From: SPECT image segmentation for estimation of tumour volume and activity concentration in 177Lu-DOTATATE radionuclide therapyDifference for a tumour between a morphological image and SPECT. a MR image with b manually delineated morphological tumour volume. c Fusion of MR and co-registered SPECT images with morphological volume delineated. d SPECT/CT image with delineated SPECT volume using Fourier surfacesBack to article page