The patient went on to have surgery.
MICROSCOPIC DESCRIPTION: The sections contain partly calcified lamellar and woven bony trabeculae. Some of these are necrotic with loss of nuclear staining. There are abundant neutrophils in the medullary spaces and in the intervertebral disc. Scattered multinucleated osteoclast-like giant cells are noted. There are no necrotising granulomas. No tumour is identified. The Gram stain shows no bacteria. The Grocott stain shows no fungi. The Ziehl-Neelsen stain shows no acid fast bacilli.
MICROSCOPY GRAM STAIN
- Gram stain: Leucocytes ++ No organisms seen.
- Auramine-Rhodamine stain: No Acid Fast Bacilli Detected A negative acid-fast smear result does not exclude the presence of Mycobacterium species.
- Bacterial Identification 16S rRNA PCR : DETECTED
- 16S Sequence Result : Eikenella corrodens (99.9%)
MYCOBACTERIUM CULTURE (MGIT): 56 days = Negative