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Wilms tumor

(wilmz TOO-mer)
A disease in which malignant (cancer) cells are found in the kidney, and may spread to the lungs, liver, or nearby lymph nodes. Wilms tumor usually occurs in children younger than 5 years old.
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Anatomy of the urinary system; drawing showing the right and left kidneys, the ureters, the bladder filled with urine, and the urethra. The inside of the left kidney shows the renal pelvis. An inset shows the renal tubules and urine. The spine and adrenal glands are also shown.Enlarge this image in new window
Anatomy of the urinary system showing the kidneys, ureters, bladder, and urethra. The inside of the left kidney shows the renal pelvis. An inset shows the renal tubules and urine. Also shown is the spine and adrenal glands. Urine is made in the renal tubules and collects in the renal pelvis of each kidney. The urine flows from the kidneys through the ureters to the bladder. The urine is stored in the bladder until it leaves the body through the urethra.
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