Creatinine
Creatinine is a waste product from muscle metabolism. It is excreted by the kidneys. Levels reflect kidney function.
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Normal ranges
Men: 62–115 µmol/L. Women: 53–97 µmol/L.
Units: µmol/L
Causes of deviations
Low levels:
Low muscle mass, pregnancy, severe liver disease.
High levels:
Chronic kidney disease, dehydration, nephrotoxic drugs.
When to see a doctor
Any deviation requires kidney function evaluation.
Related biomarkers
Panels
Kidney panel
Conditions
Chronic kidney disease
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