Submitted biopsy shows thick lamellar sclerotic bone with marrow showing moderate to marked chronic non-specific inflammation formed of many neutrophils, lymphocytes, plasma cells and many cell debris as well as marked capillary proliferation, imparting septic granulation tissue. This inflammatory infiltrate extends to surrounding soft tissue. No evidence of specific granulomas. No evidence of malignancy. Picture is consistent with osteomyelitis.
Distal femur osteomyelitis.
Bone fragments collectively measured 1.5x1x0.5 cm, totally embedded.
Pus collection from distal femur;