CASE HISTORY
Stepped on another player’s foot and felt a pop in the ankle.
TECHNICAL FACTORS
Long- and short-axis fat- and water-weighted images were performed. 1.5T High Field Oval.
KEY IMAGES
This case has no key images.
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:
- Talocalcaneal interosseous ligament intact.
- Cervical ligament ruptured.
- 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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