A rare lumbar pyogenic spondylodiscitis caused by staphylococcus caprae with initial misdiagnosis: case report and literature review

摘要

Radiological findings before treatment. Notes: (a and b) X-ray before treatment showed degeneration of lumbar spine, hyperplasia of vertebrae, no significant narrowing of L4–5 inter-vertebral space. (c and d) CT showed vertebral worm-eaten-like damages (arrow), the formation of sequestrum, hyperplasia of vertebrae. (e and f) MRI showed hypointense on T1-WI and heterogeneous hyperintense on T2-WI (arrow) in L4–5 level of vertebrae and disc. (g) PET-CT showed the significant uptake of the radioactive FDG in L4–5 level, high suspicion of infection