Clinical Study
Percutaneous Pedicle Screw Fixation with Polymethylmethacrylate Augmentation for the Treatment of Thoracolumbar Intravertebral Pseudoarthrosis Associated with Kummell’s Osteonecrosis
Figure 2
Serial changes in the compression ratio (a) and kyphotic angle (b). The PPF group maintained height of the compressed vertebral bodies after the operation compared to the PVP group.
(a) |
(b) |