Presentation
A patient had sports-related right ankle injury 4 months before the presentation. Ankle immobilization was done after the injury. He presented with persistant pain on the lateal side of the ankle.
Patient Data
The calcaneofibular ligament is thicker and hypoechoic. It shows continuity. The anterior talofibular ligament, anterior inferior tibiofibular ligament, dorsal talonavicular ligament show normal fibrillary echopattern. There is no effusion anterior recess of the ankle joint. The peroneal tendons are normal without tenosynovitis/ subluxation/ dislocation.
The asymptomatic side calcaneofibular ligament was examined for comparison which is normal.
There is no fracture/ dislocation/ bone lesion. Soft tissue reveals no abnormality.
Case Discussion
The case shows isolated calcaneofibular ligament sprain in a young male who had a sports-related ankle injury.