[Ligamentous extensor tendon ruptures of the DIP joint : surgical indications and techniques].

Management of soft tissue ruptures of extensor tendon lesions of zone I is both difficult and controversial. Because of their superficial position already minor injury can be sufficient for laceration. Furthermore many authors are convinced of an easy way of diagnosing and repairing extensor tendon ruptures in comparison to injuries of the flexor tendons. However, this injury can cause significant hand dysfunction and has to be treated with attention in order to provide the best possible outcome for the patient. Therefore we try to evaluate the common treatment procedures and to give guidelines for management of this injury.