But more often, you will get chemotherapy along with surgery, radiation therapy, or biological therapy. Chemotherapy can: 1  Make a tumor smaller before surgery or radiation therapy. 2  This is called neo-adjuvant chemotherapy. 3  Destroy cancer cells that may remain after surgery or radiation therapy.
The remaining waste forms urine. If the creatinine and BUN tests are found to be abnormal or if someone has an underlying disease that is known to affect the kidneys, such as diabetes or high blood pressure, then creatinine and BUN tests may be used to monitor for kidney dysfunction and the effectiveness of treatment.he remaining waste forms urine. If the creatinine and BUN tests are found to be abnormal or if someone has an underlying disease that is known to affect the kidneys, such as diabetes or high blood pressure, then creatinine and BUN tests may be used to monitor for kidney dysfunction and the effectiveness of treatment.
However, your feedback is important to us. A blood urea nitrogen (BUN) test checks kidney function by measuring how much urea nitrogen is in your blood. Urea nitrogen is a waste product from the breakdown of protein in the body. Normally, this waste is filtered by the kidneys and leaves the body through urine. Too much or too little urea nitrogen in the blood could signify kidney problems. The BUN test is frequently done along with other tests to diagnose or monitor kidney diseases.