Acute Renal Failure (ARF) Acute renal failure is the rapid  loss your kidneys’ ability to remove waste and help balance fluids and electrolytes in your body. In this case, rapid means within 7 days. Causes of Acute Renal Failure (ARF) Pre-renal causes Pre-renal causes  include systemic causes, such as low blood volume, low blood pressure, heart failure, liver cirrhosis […]