Benign Bone Lesion – Enchondroma

 

This Hologic left proximal femur scan shows an enchondroma in the greater trochanter.

The companion radiograph shows the same lesion.

Case Description:

The DXA image shows an enchondroma in the greater trochanter. The accompanying radiograph shows the same lesion.  The right proximal femur should be scanned and reported.

Credit:

Sarah L Morgan, MD, RD, CCD, The University of Alabama at Birmingham

References:

• Martineau, P., S. Bazarjani, and L.S. Zuckier, Artifacts and Incidental Findings Encountered on Dual-Energy X-Ray Absorptiometry: Atlas and Analysis. Semin Nucl Med, 2015. 45(5): p. 458-69.
• Kim, S.K. and W.F. Barry, Jr., Bone islands. Radiology, 1968. 90(1): p. 77-8.
• Geniets, C., et al., Proceedings of the European Society of Musculoskeletal Radiology (ESSR) training module, Antwerp, 20-21.01.05. Part two: bone tumors. Benign bone lesions: characteristic imaging features. Jbr-btr, 2006. 89(5): p. 266-74.