OverviewA CT scan of the middle abdomen showing metastasis (cancer that has spread) in the left kidney in a patient with carcinoma of the lung. Note the large dark circular tumor in the kidney on the right side of the picture.
Update Date 3/23/2014
Updated by: Yi-Bin Chen, MD, Leukemia/Bone Marrow Transplant Program, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.