Subcutaneous rupture of the tibialis anterior tendon: review of the literature and a case report.

Closed rupture of the anterior tibial tendon is uncommon, with 33 cases being reported previously. In this report we add another to these few. The literature is reviewed; late diagnosis is frequent, and the injury occurs in middle-aged and elderly patients after distorsion of the foot in plantar flexion and eversion. The treatment of the rupture in early and delayed cases is discussed.