Bariatric Surgery Lap Band Artifact

 

There is a Lap Band port overlying L3 and L4 on the Hologic DXA image. Because the internal artifact is overlying bone, L3 and L4 would be omitted from analysis.

This scout abdominal image from a CT scan shows the LapBand artifact which is seen on the lumbar spine DXA scan.

There is a Lap Band port overlying L3 and L4 on the Hologic DXA spine image. Because the internal artifact is overlying bone; L3 and L4 would be omitted from analysis. There is an accompanying scout abdomen from an abdominal CT scan which also shows the artifact.

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

• 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.
• Yu, E.W., et al., Two-year changes in bone density after Roux-en-Y gastric bypass surgery. J Clin Endocrinol Metab, 2015. 100(4): p. 1452-9.
• Costa, T.L., et al., Calcium metabolism, vitamin D and bone mineral density after bariatric surgery. Osteoporos Int, 2015. 26(2): p. 757-64.
• Hunter, G.R., E.P. Plaisance, and G. Fisher, Weight loss and bone mineral density. Curr Opin Endocrinol Diabetes Obes, 2014. 21(5): p. 358-62.