A benign tumor of bone formed of lobules of mature cartilage. No evidence of atypia or malignancy. Picture is consistent with enchondroma.
Distal femur osteolytic bony lesion. History of previous femoral fracture fixed by plate and screw.
White hard fragments collectively measured 4.5x3.8x0.8 cm, totally embedded.
Distal femur lesion, curettage: