[Isolated rupture of the anterior distal syndesmosis. A diagnostic problem]

Referring to one case of isolated rupture of the distal tibiofibular syndesmosis the mechanism of accident, findings, differential diagnosis and therapy of this rare and isolated injury are discussed. The clinical symptoms are not clear. In diagnostics the arthrography of the upper ankle joint proves very good. For the protection of suture of the ligament the hook according to Engelbrecht seems to be superior to the positioning screw.