NCI Dictionary of Cancer Terms
The NCI Dictionary of Cancer Terms features 8,357 terms related to cancer and medicine.
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- hydronephrosis
- listen (HY-droh-neh-FROH-sis)
- Abnormal enlargement of a kidney, which may be caused by blockage of the ureter (such as by a kidney stone) or chronic kidney disease that prevents urine from draining into the bladder.