Quiz Page June 2008 American Journal of Kidney Diseases   American Journal of Kidney Diseases  Volume 51, Issue 6, Pages A43-A46 (June 2008) DOI: 10.1053/j.ajkd.2007.11.036 Copyright © 2008 National Kidney Foundation, Inc. Terms and Conditions

Figure 1 Hematoxylin and eosin stain. American Journal of Kidney Diseases 2008 51, A43-A46DOI: (10.1053/j.ajkd.2007.11.036) Copyright © 2008 National Kidney Foundation, Inc. Terms and Conditions

Figure 2 Hematoxylin and eosin stain. American Journal of Kidney Diseases 2008 51, A43-A46DOI: (10.1053/j.ajkd.2007.11.036) Copyright © 2008 National Kidney Foundation, Inc. Terms and Conditions

Figure 3 Tissue core staining for CD20 (B-cell lineage marker) shows the (A) intraglomerular and (B) interstitial presence of B lymphoma cells. American Journal of Kidney Diseases 2008 51, A43-A46DOI: (10.1053/j.ajkd.2007.11.036) Copyright © 2008 National Kidney Foundation, Inc. Terms and Conditions

Figure 4 Staining for CD3 (a T-cell marker) shows the presence of (A) smaller T lymphocytes in the interstitium and (B) surrounding larger lymphoma cells. American Journal of Kidney Diseases 2008 51, A43-A46DOI: (10.1053/j.ajkd.2007.11.036) Copyright © 2008 National Kidney Foundation, Inc. Terms and Conditions