Fig. 1
From: [18F]FDG uptake of the normal spinal cord in PET/MR imaging: comparison with PET/CT imaging
Example of a 3 mm radius ROI at T12 level. The ROI was centered on the spinal cord and the corresponding vertebral body bone marrow. Top row from left to right (MRI, PET/MRI, PET); bottom row from left to right (CT, PET/CT, PET)