Skip to main content
An official website of the United States government
Español
Government Funding Lapse
Because of a lapse in government funding, the information on this website may not be up to date, transactions submitted via the website may not be processed, and the agency may not be able to respond to inquiries until appropriations are enacted.

The NIH Clinical Center (the research hospital of NIH) is open. For more details about its operating status, please visit cc.nih.gov.

Updates regarding government operating status and resumption of normal operations can be found at opm.gov.

stage I Wilms tumor

(... wilmz TOO-mer)
The tumor was completely removed by surgery and all of the following are true: (1) cancer was found only in the kidney and did not spread to blood vessels in the renal sinus (the part of the kidney where it joins the ureter) or to the lymph nodes; (2) no cancer cells were found at the edges of the area where the tumor was removed; (3) the outer layer of the kidney did not break open; (4) the tumor did not break open; and (5) a biopsy was not done before the tumor was removed.
More Information
Search NCI's Dictionary of Cancer Terms