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- Brucellosis
- postoperative spondylodiscitis
- spinal surgery
- osteomyelitis
- herniated lumbar disc
- bacteriology
- clinical neurology
- MRI
- surgery
Introduction
Postoperative spondylodiscitis is a well-known complication of lumbar disc surgery, affecting between 0.1 and 1.7% of patients.1 It is usually due to contamination by skin flora. Usual pathogens are Staphylococcus aureus and Staphylococcus epidermidis.
In industrialised countries, brucellosis is a rare condition, almost exclusively found in cattle-exposed patients such as farmers, shepherds and veterinarians. Brucella osteomyelitis is rarer still, although it mostly affects the spine.
History and presentation
A 43-year-old man had undergone dorsolateral transmuscular sequestrectomy and nucleotomy including Nebacetin-irrigation L3/4 for an extraforaminal left-sided herniated lumbar disc (figure 1A). The early postoperative course was uneventful.
(A) CT scan of the left-sided extraforaminal herniated lumbar disc at L3/4. (B) Sagittal and (C) axial T2-weighted MRI scans of the spondylodiscitis L3/4 before therapy showing a high signal intensity of the intervertebral disc L3/4 with obvious involvement of the vertebrae L3 and 4. (D) Sagittal and (E) axial T2-weighted MRI scans 3 months after dismissal showing normal signal intensity of the intervertebral disc and slightly increased signal intensity of the adjacent vertebrae.
Two months later, he appeared with a 4-week history of lower back pain, fever, chills and profuse sweating. The plain x-ray showed no signs of spondylodiscitis, but the initial MRI revealed typical findings of spondylodiscitis at L3/4 (figure 1B, C). The patient was ordered …
Footnotes
Competing interests None.
Patient consent Obtained.
Provenance and peer review Not commissioned; externally peer reviewed.