Wilms' tumor


Wilms' tumor is a kidney cancer that mainly affects children ages 3 to 4. The condition can affect 1 or both kidneys.


Symptoms may include swelling or a mass in the belly, belly pain, and bloody urine.


Treatments may include surgery, chemotherapy, and radiation.

Last Updated Apr 25, 2018

Content from Mayo Clinic ©1998-2021 Mayo Foundation for Medical Education and Research (MFMER). All rights reserved. Terms of Use