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British Journal of Radiology (2005) 78, 746-748
© 2005 British Institute of Radiology
doi: 10.1259/bjr/11930472

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A printed image quality test phantom for mammography

C J Kotre, PhD 1 and D J T Porter, MSc 2

1 Regional Medical Physics Department, Newcastle General Hospital, Newcastle upon Tyne NE4 6BE and 2 Department of Medical Physics & Bioengineering, Raigmore Hospital, Inverness IV2 3UJ, UK



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Figure 1. Radiograph of the mammographic phantom placed on 3 cm of Perpex, taken at 28 kVp under automatic exposure control. Reproduction of the linepair groups has been degraded by digitization of the original radiograph.

 


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Figure 2. Radiographers' weekly test sheet used in conjunction with the phantom. The dashed line shows the minimum performance standard. Reproduction of the linepair groups has been degraded by digitization of the original radiograph.

 





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