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Ligament Lower Leg

Syndesmosis Transverse Ligament Detail

ligamentum transversum cruris detail

The transverse tibiofibular ligament is the deep portion of the PITFL, running almost horizontally across the ankle mortise to form the posterior labrum deepening the tibiotalar joint.

Region: Lower Leg
Biomechanics

Function & Actions

Acts as the posterior ankle labrum, deepens the tibiotalar articulation posteriorly, and is a component of the posterior ankle impingement complex.

Clinical Relevance

Clinical Notes

Contributes to posterior ankle impingement in ballet dancers from repetitive forced plantarflexion. Identified as a reference in posterior ankle arthroscopy for portal placement.

Pathology

Common Injuries & Conditions

Posterior Ankle Impingement at Transverse Ligament

Transverse tibiofibular ligament involvement in posterior impingement syndrome from repetitive plantarflexion in dancers, managed by arthroscopic debridement.

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