Bobbie Pin

 

There is a bobbie pin over the right greater trochanter. The external artifact should be removed and the hip rescanned. In this analysis, the femoral neck box is anchored to the greater trochanter. In GE scans, the femoral neck box is at the narrowest aspect of the femoral neck.

Case Description:

There is a bobbie pin overlying the right greater trochanter on this GE Healthcare right proximal femur scan.

Credit:

Alexandra Rocco, PA-C, Bone Health Clinic, Utah Orthopaedics

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.
• Bazzocchi, A., et al., Incidental findings with dual-energy X-ray absorptiometry: spectrum of possible diagnoses. Calcif Tissue Int, 2012. 91(2): p. 149-56.
• Bojinca, V., D. Opris, and M. Bonjinca, Artifacts and pitfalls in DXA scan images and interpretation. J Clin Densitom, 2012. 15(4): p. 486-487.