The kidneys filter blood to remove urea. As kidney function decreases, the BUN level increases. A mineral that the body needs for strong bones and teeth. Calcium may form stones in the kidney . Lasting a long time.
Chronic diseases develop slowly.
Chronic renal failure may develop over many years and lead to end-stage renal disease . Slow and progressive loss of kidney function over several years, often resulting in end-stage renal disease . People with end-stage renal disease need dialysis or transplantation to replace the work of the kidneys. A waste product from meat protein in the diet and from the muscles of the body. A test that measures how efficiently the kidneys remove creatinine and other wastes from the blood.