what causes growths on your kidney
The kidneys are two organs in the body that filter the blood and remove waste material and excess water by making urine that is expelled as waste. Cancer is the growth of malignant (abnormal) cells within the body. Although the exact cause of kidney cancer is not known, risk factors include smoking, obesity, high blood pressure, long-term dialysis, Von Hippel-Lindau (VHL) syndrome, occupational exposure (coke oven workers and asbestos workers, for example), and.