The lateral cuneiform articulates with the intermediate cuneiform, cuboid, navicular, and the second and third metatarsals, completing the middle column of the midfoot and providing attachment for several peroneal and extensor tendons.
| Articulations |
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|---|---|
| Landmarks |
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| Ossification | Endochondral ossification from a single centre appearing at age 1. |
The lateral cuneiform is intermediate in size between the medial and intermediate cuneiforms and forms the lateral boundary of the central Lisfranc joint. Fractures of the lateral cuneiform typically occur as part of Lisfranc complex injuries and are assessed on weight-bearing radiographs and CT for displacement and instability.
Lateral column tarsometatarsal injuries can involve the lateral cuneiform and its joint with the third metatarsal.
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