Stage II Kidney Wilms Tumor

**Semantic type:** Neoplastic Process

**Definition:** Wilms tumor that is found in the kidney and in the fat, soft tissue, or blood vessels near the kidney. It may have spread to the renal sinus. The renal sinus is the part of the kidney where blood and fluid enter and exit the organ. The tumor can be completely removed with surgery. (National Wilms Tumor Study Group Staging System)

**Synonyms:** - Stage II Kidney Nephroblastoma - Stage II Renal Wilms Tumor - Stage II Renal Wilms' Tumor - Stage II Wilms Tumor - stage II Wilms tumor