peroneal retinaculum


per·o·ne·al ret·i·nac·u·lum

superior and inferior fibrous bands retaining the tendons of the peroneus longus and brevis in position as they cross the lateral side of the ankle. Synonym(s): retinacula of peroneal muscles, retinaculum musculorum fibularium, retinaculum musculorum peroneorum

per·o·ne·al ret·i·nac·u·lum

(per'ō-nē'ăl ret'i-nak'yū-lŭm) Superior and inferior fibrous bands retaining the tendons of the peroneus longus and brevis in position as they cross the lateral side of the ankle.
Synonym(s): retinacula of peroneal muscles.

peroneal retinaculum

One of two fibrous bands on the lateral side of the foot that contains the tendons of the peroneus longus and brevis muscles. The superior peroneal retinaculum extends from the lateral malleolus to the lateral surface of the calcaneus; the inferior peroneal retinaculum is attached below to the calcaneus and above to the lower border of the inferior extensor retinaculum. See also: retinaculum