Multilevel Direct Repair Surgery for Three-Level Lumbar Spondylolysis
Figure 4
MRI at initial presentation shows in the left panel no obvious degenerative spinal disorder such as herniated nucleus pulposus or spinal canal stenosis. Slight disc degeneration at L3-L4, L4-L5, and L5-S1 is evident. In the right panel, effusion is also seen around the pars defects and surrounding facet joint.
