[The traumatology of the articular disc of the wrist (author's transl)].

Roentgenological signs, which seems typically for a posttraumatic lesion of the articular disc of the wrist in case they appeared together with a corresponding clinical manifestation, were found in arthrographies of wrist by 89 patients with posttraumatic troubles. Four different types of roentgenolo-ic alterations and the difficulties by examinating them were described. In our opinion arthrography of the wrist is a successfull method to apprehend a lesion of the triangular disc.