Demystifying MR Neurography of the Lumbosacral Plexus: From Protocols to Pathologies

Figure 11

73-years old male with history of weakness and paresthesia in the lower left limb. Previous history of left nephrectomy due to renal tumor 5 years ago. MRN images on coronal T2 3D isotropic (a), axial T2 (b), axial T2 with fat suppression (c) and axial axial T1-weighted contrast-enhanced (d) showing a solid tissue and neural thickening of the proximal sciatic plexus, with contrast enhancement (solid arrow) and cystic areas of permeation (arrowhead), characterizing neoplastic infiltration.

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