The dorsal Lisfranc ligament is the superficial component connecting the medial cuneiform to the second metatarsal base on the dorsal surface — the weakest of the three Lisfranc ligament components.
Provides dorsal Lisfranc joint stability and is the first component to fail in Lisfranc injury.
Fleck sign on plain X-ray indicates dorsal Lisfranc ligament avulsion. Stress dorsoplantar radiographs assess stability when clinical suspicion is high.
Tiny bony avulsion at the medial cuneiform or second metatarsal base indicating dorsal Lisfranc disruption, requiring stress views to assess stability.
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