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.
The BUN test is conducted to check the functioning of the kidneys. The kidneys are a pair of organs that are tasked with the function of cleaning the blood. Blood is used as a transport medium for nutrients and hormones to various parts of the body. Blood is also used to remove wastes from these parts of the body.