creatinine

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creatinine

[‚krē′at·ən‚ēn]
(biochemistry)
C4H7ON3 A compound present in urine, blood, and muscle that is formed from the dehydration of creatine.
References in periodicals archive ?
The creatinine clearance test compares the level of creatinine in urine with the creatinine level in the blood.
A creatinine clearance test shows how fast your kidneys remove creatinine from the blood.
At her center, clinicians also routinely order an electrocardiogram, a 24-hour urine creatinine clearance test, and a test for level of complement 3, which is an immune system protein that often drops to low levels early in anorexic patients.