Spondylodiscitis - lumbar spine
Low back pain with elevated serum CRP.
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The MRI sequences demonstrate:
- narrowing of L4-L5 disc spaces
- low signal on T1, high signal on T2/STIR of the disc space and L4, L5 vertebral bodies mainly the endplates with the irregularity of the anterosuperior endplate of L5 and enhancement on postcontrast sequences
- thickening with enhancement of the paravertebral and anterior epidural spaces with small abscesses formation within the posterior aspect of L5 vertebral body and epidural space
MRI features of L4-L5 spondylodiscitis.
MRI is the imaging modality of choice due to its very high sensitivity and specificity.