what is proteinuria
Proteinuria is an abnormal condition in which the kidney releases too much protein into the urine. Proteinuria is also known as albuminuria, due to the presence of one type of protein, albumin, in the urine. It is often caused by dysfunctional kidneys, high blood pressure, or diabetes.Proteinuria is a sign of chronic disease of or damage to the kidneys.Proteins circulate within the blood, are essential for various body processes. Normally, the kidneys block the passage of protein, keeping it in the blood for delivery to the bodyâs tissues and organs.roteinuria is also known as albuminuria, due to the presence of one type of protein, albumin, in the urine. It is often caused by dysfunctional kidneys, high blood pressure, or diabetes.