“…The histopathological examination of bone biopsy shows: specific granulation tissue with significant infiltration of, mostly lymphocytic, small round cells consistent with osteomyelitis, and plasmacytes, small round cell infiltrations, derangement of bony trabeculae and moderately increased osteoid, replacement of bone by fibrous tissue picture of chronic osteomyelitis with cellular infiltrate composed of lymphocytes and polymorphonuclear leucocytes, areas of microabscesses, no specific lesions or inflammatory cells, especially in the disk space [ 7 , 12 ]. In operative field spinal changes are fragile, resembling rheumatoid arthritis but including some sclerotic areas.…”