Lane Medical Library

Bassett Collection of Stereoscopic Images of Human Anatomy

Dissection of dorsolateral aspect of left foot and ankle

Extensor retinacula and tendon sheath of extensor digitorum longus and peroneus tertius opened, anterolateral view of foot

Image #197-4

KEYWORDS: Ankle, Fascia, Foot and toes, Muscles and tendons.

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Higher resolution images are available for a fee. Contact Drew Bourn, PhD, MLIS.

Dissection of dorsolateral aspect of left foot and ankle
Extensor retinacula and tendon sheath of extensor digitorum longus and peroneus tertius opened, anterolateral view of foot
The superior and inferior extensor retinacula (1,6) have been cut away to reveal the underlying tendons.
1 . Superior extensor retinaculum (partially removed)
2 . Peroneus tertius muscle
3 . Extensor digitorum longus muscle (tendons exposed deep to retinaculum)
4 . Peroneus tertius muscle (tendon of insertion exposed deep to retinaculum)
5 . Tibialis anterior muscle (tendon covered by retinaculum)
6 . Inferior extensor retinaculum (divided and reflected)
7 . Tendinous sheath (opened above level of upper pointer)
8 . Extensor hallucis brevis muscle
9 . Fascia of dorsalis pedis
10 . Lesser saphenous vein
11 . Superior peroneal retinaculum
12 . Anterior lateral malleolar artery
13 . Dorsal lateral cutaneous nerve
14 . Inferior peroneal retinaculum
15 . Peroneus brevis muscle (tendon of insertion)
16 . Extensor digitorum brevis muscle

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