Quiz Page December 2011 American Journal of Kidney Diseases Giorgina Barbara Piccoli, MD, Agostino De Pascale, MD, Francesco Porpiglia, MD, Andrea Veltri, MD  American Journal of Kidney Diseases  Volume 58, Issue 6, Pages A25-A27 (December 2011) DOI: 10.1053/j.ajkd.2011.06.025 Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions

Figure 1 Computed tomographic scan shows bilateral kidney stones in almost all calyces. American Journal of Kidney Diseases 2011 58, A25-A27DOI: (10.1053/j.ajkd.2011.06.025) Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions

Figure 2 Three-dimensional reconstruction of the kidney stones that almost precisely reproduce the morphology of the calyces. American Journal of Kidney Diseases 2011 58, A25-A27DOI: (10.1053/j.ajkd.2011.06.025) Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions

Figure 3 In this computed tomographic image, large and multiple staghorn stones are evident; the presence of minute peripapillary intraparenchymal calcifications identifies a combined picture of nephrocalcinosis/stone disease. American Journal of Kidney Diseases 2011 58, A25-A27DOI: (10.1053/j.ajkd.2011.06.025) Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions