Fig. 6
From: Value of diffusion tensor imaging and tractography in unilateral lumbar disc prolapse
a Thirty-five-year-old male patient, MRI sagittal T1 (A), sagittal T2 (B), and axial T2 (C) images show L5/S1 right posterolateral disc extrusion. b, c DTI of the same patient with FA and ADC values measured along right and left S1 nerves using ROI revealed mean FA of right nerve 0.194 and of left nerve 0.418. Mean ADC of right nerve 1767 and of left nerve 1297. d Tractography image of the same patient revealed distortion of right S1 nerve root