Tear of deltoid ligament associated with fibular fracture. A, Anteroposterior view shows small fragment off medial malleolus and shift of talus within ankle mortise. B, Oblique view shows widening of joint space on medial side of ankle. C and D, Open reduction and internal fixation of fracture of lateral malleolus, with reduction of talus into ankle mortise; deltoid ligament was not repaired.