Acute kidney failure, also known as acute kidney injury (AKI), is a sudden loss of kidney function that can lead to kidney failure. It occurs when the kidneys can't remove waste or balance electrolytes and fluids in the body.
Decreased urine output
Swelling in the legs, ankles, or feet
Fatigue
Shortness of breath
Confusion or mood changes
High blood pressure
Decreased appetite
Nausea
Pain in the side of the back
Chest pain or pressure
Infections
Conditions that cause reduced blood flow to the kidneys
Medications that damage the kidneys
Blood clots
Cholesterol deposits
Glomerulonephritis, a condition that causes inflammation of the kidney filters
Early detection and treatment is important
If the kidneys shut down completely, dialysis may be required