Case of the Month #170: The Unilateral Persistent Nephrogram After Endovascular Aortic Aneurysm Repair (EVAR): New Life in an Old Sign Ashish Mahajan,

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Case of the Month #170: The Unilateral Persistent Nephrogram After Endovascular Aortic Aneurysm Repair (EVAR): New Life in an Old Sign Ashish Mahajan, MD, BMsc, Simon Travis, MBBS, FRCPC Canadian Association of Radiologists Journal Volume 62, Issue 3, Pages 229-230 (August 2011) DOI: 10.1016/j.carj.2010.03.006 Copyright © 2011 Canadian Association of Radiologists Terms and Conditions

Figure 1 Intraoperative fluoroscopic image shows apparent adequate stent placement. Canadian Association of Radiologists Journal 2011 62, 229-230DOI: (10.1016/j.carj.2010.03.006) Copyright © 2011 Canadian Association of Radiologists Terms and Conditions

Figure 2 Unenhanced CT shows right sided persistent nephrogram with contrast retention from EVAR procedure performed 24 hours previously. Canadian Association of Radiologists Journal 2011 62, 229-230DOI: (10.1016/j.carj.2010.03.006) Copyright © 2011 Canadian Association of Radiologists Terms and Conditions

Figure 3 Reformatted image shows subtotal occlusion of right renal artery by endograft. Canadian Association of Radiologists Journal 2011 62, 229-230DOI: (10.1016/j.carj.2010.03.006) Copyright © 2011 Canadian Association of Radiologists Terms and Conditions