The kidneys are two bean-shaped organs located just below the rib cage, one on each side of your spine. Healthy kidneys filter blood to remove waste and extra water to make urine. Kidney cancer, also known as renal cell carcinoma or RCC, forms when healthy cells in one or both kidneys grow out of control. Learn more with Dr. Saum Ghodoussipour from Rutgers Cancer Institute of New Jersey. Watch here.