Fig. 6From: Peroneal nerve: Normal anatomy and pathologic findings on routine MRI of the kneeAcute denervation in the anterior compartment. Axial T2-WI showing diffuse hyperintense signal in the tibialis anterior muscle (arrow) and extensor digitorum muscle of the right lower leg (arrowhead). A hyperintense cystic structure is visualised along the course of the superficial (thick arrow) and deep peroneal nerve (curved arrow), in keeping with an intraneural ganglion cystBack to article page