Some remove extra fluid and salt from the body to lower blood pressure.

Drain - Used to remove excess fluids, such as blood.

The doctor may remove and test fluid from the inflamed area to rule out infection.

The procedure to remove fluid in the chest is called thoracentesis.

Your doctor may need to remove extra fluid from the joint before injecting the medicine.

Surgery was performed to remove fluid around her brain.

You may need to take water pills (diuretics) to help your body remove excess fluid.

Healthy kidneys clean your blood by removing fluid, salt and wastes from the body.

A procedure call arthrocentesis may be needed to remove fluid from the sore joint.

It can also develop if a person takes medications that remove fluids from the body (diuretics).