Stepped on another player's foot and felt a pop in the ankle

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Case History

Technical Factors

Long- and short-axis fat- and water-weighted images were performed. 1.5T High Field Oval

Case Findings

Effusion and hemarthrosis.
Anterior talofibular ligament ruptured.
Calcaneofibular ligament ruptured.
Posterior talofibular ligament swollen but intact.
High ankle and syndesmosis normal.
Peroneal retinaculum torn.
Peroneus longus and brevis normal.
Medial tendon group normal.
Anterior tendon group normal.
Posterior tendon group normal.
Subtalar ligaments abnormal:
- a. Talocalcaneal interosseous ligament intact.
- b. Cervical ligament ruptured.
- c. Inferolateral retinaculum or stem ligament torn.
Skeleton: No fractures no OCDs and large os trigonum.
Soft Tissues: Large anterolateral hematoma with soft tissue swelling

Case Conclusion

Two part ankle sprain/rupture low ankle. High ankle spared. Hematoma. Subtalar ligamentous injury involving cervical and inferolateral ligamentous complex

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