Fig. 8.

Intraoperative and postoperative plain radiographs (anteroposterior) of the left knee. a A residual tibial eminence avulsion fracture on an intraoperative plain radiograph (arrow). b Postoperative plain radiograph showed a good anatomical reduction of tibial plateau and tibial eminence avulsion fractures after fixation. c At the 2-year follow-up, a plain radiograph showed a solid bone union with normal alignment. There were no joint surface depressions or post-traumatic osteoarthritic changes