Effects of the MR-DTI Characteristics of the Trigeminal Ganglion Target on Radiofrequency Treatment in Patients with Trigeminal Neuralgia: A Retrospective Observational Clinical Study

Figure 1

CNV tract and color-FA map including the CNV obtained from MR-DTI. (a) Bilateral CNV tracts in 3D space; (b) the focal segment of the CNV on the affected side; the white box on the affected CNV shows the TG; (c–e) axial, sagittal, and coronal views of the color-FA map, including the affected CNV tracts; insets show the size and position of the TGT (red) and the TG (pink) in the white magnified circle; (f) the position of the TGT on a coronal section of the TG; (g) the size (long and short diameters) of the TGT on a coronal view of the color-FA map.

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