peroneal retinaculum


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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
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References in periodicals archive ?
A rupture of the superior peroneal retinaculum causes the tendons to dislocate out of the anatomical retrofibular groove over the fibrocartilagenous cushion ventrally.
MRI can be performed even though in acute injuries the superior peroneal retinaculum may be invisible due to soft tissue oedema.
For athletes and especially professional athletes we recommend a surgical reconstruction of the superior peroneal retinaculum, as we did in this case.
In our professional athlete patient primary repair of the superior peroneal retinaculum showed an excel-lent result three month after surgery.
Traumatic peroneal tendon disclocations in rock climbers "the climbers pulley lesion of the foot" - a case presentation
(2) Acute injuries to the superior peroneal retinaculum can be initially managed conservatively with immobilization in a non-weightbearing cast, (2) which has a reported success rate of approximately 50%.
In the latter case, congenital deficiency of the superior peroneal retinaculum and a shallow fibular groove may play a role.
Primary repair of the superior peroneal retinaculum (4-6,11) is feasible if the remaining retinaculum available to cover the tendons is sufficient.
The superior peroneal retinaculum is normally thin and deficient, especially anteriorly.
Peroneal retinaculoplasty with anchors for peroneal tendon subluxation

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