Posterior talocalcaneal ligament

Posterior talocalcaneal ligament

The ligaments of the foot from the lateral aspect. Posterior talocalcaneal ligament is not labeled, but region is visible.

The Posterior talocalcaneal ligament is a ligament in the human foot. It is one of the several ligaments that serve to stabilize the ankle and foot. The ligament is located in the back of the foot, connecting the talus bone and the calcaneus, or heel bone.

Anatomy

The posterior talocalcaneal ligament is a small, triangular band that spans from the lateral tubercle of the posterior process of the talus to the upper and medial part of the calcaneus. It is covered by the fibers of the flexor hallucis longus muscle and is in relation with the posterior tibial artery and tibial nerve.

Function

The primary function of the posterior talocalcaneal ligament is to assist in maintaining the stability of the ankle and foot. It helps to prevent excessive movement between the talus and calcaneus, particularly during weight-bearing activities such as walking or running.

Clinical significance

Injury to the posterior talocalcaneal ligament can result in instability of the ankle and foot, leading to conditions such as ankle sprains and plantar fasciitis. Treatment typically involves rest, physical therapy, and in severe cases, surgery.

See also

• Ligament
• Ankle
• Foot

References

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