Fig. 3.

A Preoperative MRI of an osteochondral fracture on the medial facet of the patella in a 12-year-old girl who had sustained a patellar dislocation. B An intraoperative photograph of two large osteochondral fractures in the same patient. C Fixation of osteochondral fractures using rods and bioabsorbable sutures. An MPFL reconstruction was subsequently performed. D. Transverse MRI at 1 year follow-up of the same patient as in Fig. 3A–C aged 13 years showing the attached osteochondral fragments in place and the two tunnels where the ligament graft had been located. She had a mild J-sign, but a negative apprehension sign. There was no swelling of the knee, but some crepitus in forced extension. The knee was painless with normal ROM. This girl was able to play tennis and had no difficulties cycling