Acute kidney failure occurs when your kidneys suddenly become unable to filter waste products from your blood and dangerous levels of wastes may accumulate and your blood’s chemical makeup may get out of balance.
Acute kidney failure happens rapidly over a few hours or a few days. Acute kidney failure is most common in people who are already hospitalized, particularly in critically ill people who need intensive care.
Acute kidney failure can be fatal and requires intensive treatment. However, it may sometimes be be reversible