What is the retinaculum of the foot?
Retinacula are thickenings of deep fascia in the region of joints, to keep the tendons in place as they cross the joints. Many retinacula are present in the vicinity of ankle joint. These retinacula are transverse bands across the ankle that holds down the tendons that cross from the leg to the foot.
What does the extensor retinaculum of foot do?
Extensor Retinaculum
This band of fascia holds the tendons of two muscles the peroneous longus and brevis in place just behind the outer ankle bone (fibular malleolus). This band also holds the tendons of the peroneous longus and brevis muscles in place.
Is retinaculum a ligament or tendon?
A retinaculum (plural retinacula) is a band of thickened deep fascia around tendons that holds them in place. It is not part of any muscle. Its function is mostly to stabilize a tendon. The term retinaculum is New Latin, derived from the Latin verb retinere (to retain).
Where is the extensor retinaculum of the foot?
The extensor retinaculum of the foot is the broad ligamentous sheet located at the dorsal aspect of the foot and consists of the superior and inferior extensor retinacula.
Can retinaculum repair itself?
Background: Superior peroneal retinaculum tears are often mistaken for lateral ankle instability. These tears often do not heal readily by themselves and must be identified so that proper treatment can begin.
What happens if you tear your retinaculum?
A rupture of the extensor retinaculum could result in a loss of dorsiflexion power, prominent tendons in the anterior aspect of the ankle and local inflammation due to lack of appropriate tracking or sliding disturbance of the tendons.
How long does it take for retinaculum to heal?
Recovery from surgery requires a moderately long period, usually in the order of 2-6 weeks of immobilization, in order to allow the retinaculum and any bony procedures to heal. This is followed by four to six weeks of fairly graduated and intensive rehabilitation.
How long does it take retinaculum to heal?
Can Retinaculum repair itself?
What happens if you tear your Retinaculum?