Approach to posteromedial ankle. A, Skin incision posterior to medial malleolus and in line with posterior tibial tendon. B, Incision in posterior tibial flexor tendon sheath. C, Retraction of posterior tibial tendon and deep layer of flexor tendon sheath and incision of joint capsule. D, View of superior articular surface of talus as seen through posteromedial approach. SEE TECHNIQUE 90.9.