Fig. 9From: Peroneal nerve: Normal anatomy and pathologic findings on routine MRI of the kneePosttraumatic contusion of the peroneal nerve occurring after a direct trauma on the lateral compartment of the left knee. Axial fat-suppressed T2-WI shows a thickened peroneal nerve (thick arrow) and hyperintense oedema in the surrounding subcutaneous tissues, the fibular head (asterisk) and the peroneus longus muscle (thin arrow).Back to article page