NOTE: This is an alternative method to DXA. The decreased radiation dose and cost make DXA preferable
1 Prior exams performed using QCT
2 Child under the age of 18
Vicente Gilsanz, Francisco J. Perez, Patricia P. Campbell, Frederick J. Dorey, David C. Lee, and Tishya A. L. Wren Quantitative CT Reference Values for Vertebral Trabecular Bone Density in Children and Young Adults Radiology January 2009 250:222-227
H. K. Genant, K. Engelke, and S. Prevrhal Advanced CT bone imaging in osteoporosis Rheumatology (2008) 47(suppl 4): iv9-iv16 doi:10.1093/rheumatology/ken180
Huda, W, Morin, R L Patient doses in bone mineral densitometry Br J Radiol 1996 69: 422-42 ‘BMD patient doses are at the lower end of the exposure range encountered in diagnostic radiology. As a result, radiation dose is not a primary factor in choosing the method for BMD determination