Radiology Research and Practice / 2012 / Article / Fig 18

Review Article

Entrapment Neuropathies in the Upper and Lower Limbs: Anatomy and MRI Features

Figure 18

Common peroneal nerve entrapment secondary to a surgically proven intraneural ganglion cyst in a 44-year-old patient with a 6-month history of right foot drop. Axial T2-weighted fat-saturated images (a, b) reveal a multilobulated high T2 signal structure (arrowheads) compressing the adjacent common peroneal nerve (arrow). Associated patchy high signal in tibialis anterior (TA) and extensor digitorum longus (ED) muscles.

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