Quiz page answers December 2004   American Journal of Kidney Diseases  Volume 44, Issue 6, Pages e91-e92 (December 2004) DOI: 10.1053/j.ajkd.2004.06.033 Copyright © 2004 Terms and Conditions

Figure 34E What does the chest x-ray show? The chest x-ray shows prominence of the sixth right rib (arrow). American Journal of Kidney Diseases 2004 44, e91-e92DOI: (10.1053/j.ajkd.2004.06.033) Copyright © 2004 Terms and Conditions

Figure 34F What does the CT scan show? The CT scan shows a mass within the outer aspect of the sixth rib with osteal density. There is also an area of soft tissue density (arrow). American Journal of Kidney Diseases 2004 44, e91-e92DOI: (10.1053/j.ajkd.2004.06.033) Copyright © 2004 Terms and Conditions

Figures 34C and D After the CT scan, a surgical procedure was done. What do you see on light microscopy of the tissue taken during the procedure? A rib showing a lytic lesion composed of numerous giant cells with interstitial hemorrhage, hemosiderin deposits, and plumb fibroblasts. American Journal of Kidney Diseases 2004 44, e91-e92DOI: (10.1053/j.ajkd.2004.06.033) Copyright © 2004 Terms and Conditions