Ankle extensor retinaculum and lateral ligaments injuries - ultrasound
Presentation
Ankle sprain one month back. Anterolateral ankle pain and swelling.
Patient Data
Mild effusion in the anterior recess of the ankle joint. Diffuse thickening of the superior extensor retinaculum. Thickening of the anterior talofibular ligament and calcaneofibular ligament without loss of continuity. Bony avulsion from anterior calcaneal process at the bifurcate ligament attachment site. Normal anterior inferior tibiofibular and posterior talofibular ligaments.
Case Discussion
The case shows superior extensor retinaculum injury, grade I injuries of lateral ankle ligaments, and avulsion fracture of the anterior calcaneal process.