Right anterior talofibular ligament shows sagging, thinning, hypoechoic echopattern with loss of continuity near fibular attachment. Right anterior inferior tibiofibular ligament and calcaneofibular ligaments show normal echopattern. There is no effusion in the anterior recess of the ankle joint.
Asymptomatic left anterior talofibular ligament shows normal fibrillary echopattern.