Quiz Page May 2011 American Journal of Kidney Diseases Rory McQuillan, MB, BCh, BAO, MRCPI, Aditya Bharatha, MD, FRCPC, Martin Simons, MD, FRCPC, Joanne Bargman, MD, FRCPC  American Journal of Kidney Diseases  Volume 57, Issue 5, Pages A23-A26 (May 2011) DOI: 10.1053/j.ajkd.2010.12.014 Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions

Figure 1 T1-weighted magnetic resonance image of the brain, sagittal section. American Journal of Kidney Diseases 2011 57, A23-A26DOI: (10.1053/j.ajkd.2010.12.014) Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions

Figure 2 Contrast-enhanced computed tomography of the neck: (A) coronal reformatted image shows occlusion of the right internal jugular vein (arrow) and (B) axial image shows stenosis of the left innominate vein at the superior vena cava confluence (arrow). American Journal of Kidney Diseases 2011 57, A23-A26DOI: (10.1053/j.ajkd.2010.12.014) Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions

Figure 3 (A) Venous angioplasty spot image shows balloon “waist” at the point of stenosis. (B) Postangioplasty venogram shows restoration of flow. American Journal of Kidney Diseases 2011 57, A23-A26DOI: (10.1053/j.ajkd.2010.12.014) Copyright © 2011 National Kidney Foundation, Inc. Terms and Conditions