The yin–yang sign Kidney International Chen-wei Wang, Po-Chin Liang, Ju-Ton Hsieh Kidney International Volume 75, Issue 1, (January 2009) DOI: 10.1038/ki.2008.255 Copyright © 2009 International Society of Nephrology Terms and Conditions
Figure 1 Right renal tumor. (a) The ‘yin–yang sign’ in a large pseudoaneurysm of the right upper renal artery. (b) The angiography showed a whirlpool appearance in the large pseudoaneurysm of the right upper renal artery. Kidney International 2009 75, DOI: (10.1038/ki.2008.255) Copyright © 2009 International Society of Nephrology Terms and Conditions