All content on Lab Tests Online has been reviewed and approved by our Editorial Review Board.
At a Glance
Why Get Tested?
When to Get Tested?
As part of a routine comprehensive or basic metabolic panel; when you have signs and symptoms that may be due to kidney disease or you have a condition that may cause or be worsened by kidney dysfunction; at regular intervals when you are being treated for kidney disease or damage
A blood sample drawn from a vein in your arm
Test Preparation Needed?