Creatinine

Broader Terms

Because creatinine is found in stable plasma concentrations, is freely filtered and not reabsorbed, and is minimally secreted by the kidneys, creatinine clearance is used to estimate the glomerular filtration rate (GFR) -- the standard by which kidney function is assessed.
Because creatinine is found in stable plasma concentrations, is freely filtered and not reabsorbed, and is minimally secreted by the kidneys, creatinine clearance is used to estimate the glomerular filtration rate (GFR) -- the standard by which kidney function is assessed.
Creatinine is carried by the blood to the kidneys, which filter it from the body into the urine.
, MD, FACP, FACR What is creatinine? Why is it important to check blood creatinine levels? What are "normal" blood creatinine levels? What is creatinine? Creatinine is a chemical waste molecule that is generated from muscle metabolism.
Creatinine is produced from creatine, a molecule of major importance for energy production in muscles.

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