Renal failure: Learn about kidney failure

Learn about kidney failure , a condition where kidneys lose 85-90% of their function and need dialysis or transplant. Find out the causes, symptoms, complications, tests, and treatment options for kidney failure . Kidney failure has many possible causes. Some lead to a rapid decline in kidney function (acute kidney injury, also called acute renal failure ). Others lead to a gradual decline in kidney function (chronic kidney disease , also called chronic renal failure ). In addition to the kidneys being unable to filter metabolic waste products (such as creatinine and urea nitrogen) from the blood, the kidneys are less able to control the amount and distribution of water in the body (fluid balance) and ... Kidney failure is a complex condition. We look at the types, stages, causes, risk factors, treatment, and prevention of kidney failure . Many people may have significantly reduced kidney function and not be aware of it. The symptoms of kidney failure can differ based on how bad the kidney failure is, how quickly it is worsening and what is causing it. There are two main types of kidney ( renal) failure : acute (sudden) and chronic (over time). Acute Renal Failure – more commonly known today as “acute kidney injury” (AKI) AKI occurs when the kidneys suddenly stop filtering waste products from the blood. The signs of AKI ...