Fig. 4

An 89-year-old woman who had L1 sOVCF with nonunion was treated with PPSF + KP. A–D The preoperative X-ray, CT and MRI showed a severe osteoporotic vertebral compression fracture with nonunion. E, F Her postoperative CT scan revealed that bone cement was evenly distributed throughout the vertebral body. G, H The postoperative and final follow-up X-ray displayed the vertebral height and the Cobb’s angle was well recovered