v4.1 Fusion X
Lisfranc joint = tarsometatarsal articulation; key stabilizer = Lisfranc ligament (medial cuneiform to 2nd MT base). Mechanism: axial load with plantar flexion/twist. Diagnosis: widening between 1st–2nd MT, fleck sign; CT confirms. Treatment: stable injuries = cast; displaced = ORIF (screws/plates) or fusion. Complications: post-traumatic arthritis, chronic pain.
What is the primary stabilizer of the Lisfranc joint complex?
Which mechanism of injury is most commonly associated with Lisfranc injuries?
Which radiographic sign is considered classic for diagnosing a Lisfranc injury?
What is the appropriate initial management for a stable Lisfranc injury?
Which classification system is commonly used for Lisfranc injuries?
What is the most common complication following untreated Lisfranc injuries?
In which case would primary arthrodesis be indicated for a Lisfranc injury?
What does the 'fleck sign' indicate in the context of Lisfranc injuries?
What is the best imaging modality to confirm a diagnosis of Lisfranc injury?
What is the typical clinical presentation of a patient with a Lisfranc injury?