Kidney Function Test Levels. Kidney function tests target either the blood or urine and measure different aspects of kidney function. They are usually checked with another kidney function marker called bun or blood urea nitrogen.

You need to have your kidneys checked because you can t feel kidney disease. They are usually checked with another kidney function marker called bun or blood urea nitrogen. These conditions can hurt your kidneys.
Here s a quick guide to the tests used to measure kidney function.
Healthy kidneys remove wastes and excess fluid from the blood. Your gfr tells how much kidney function you have. The technique could help doctors more accurately diagnose chronic kidney disease. A kidney function panel is a group of tests that may be performed together to evaluate kidney renal function.