anterior tibiofibular ligament anterior tibiofibular ligament the anterior ligament of the lateral malleolus (anterior tibiofibular ligament or anterior inferior ligament) is a flat, trapezoidal band of fibers, broader below than above, which extends obliquely downward and lateralward between the adjacent margins of the tibia and fibula, on the front aspect of the syndesmosis. anterior tibiofibular ligamentthe ligaments of the foot from the lateral aspect (anterior tibiofibular ligament labeled at center top)lateral view of the human ankledetailsidentifierslatinligamentum tibiofibulare anterius, ligamentum malleoli lateralis anteriusta98a03.6.05.003ta21869fma76852anatomical terminology it is in relation, in front, with the fibularis tertius, the aponeurosis of the leg, and the integument; behind, with the interosseous ligament; and lies in contact with the cartilage covering the talus.