PMC6636486_01
Sagittal STIR MR demonstrating signal abnormality in the L3 disc space with endplate irregularity.
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Due to unremitting back pain, he presented to our institution where a repeat MR imaging study was obtained demonstrating abnormal intradiscal signal between the L3 and L4 vertebral bodies consistent with disc space infection and adjacent vertebral osteomyelitis (Figure 1).
(a, b) Standing anterior-posterior and lateral X-rays demonstrating T11-S2 bilateral pedicle screw and rod fixation with bilateral iliac screws. Anterior interbody L4 and L5 PEEK graft. Anterior L3 intradiscal expandable cage and bone graft.
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Circumferential spinal fixation was also desired due to the patient's poor bone quality and placement of the expandable cage (Figures 2(a) and 2(b)).