Cystatin C is a marker for reduced glomerular filtration rate (GFR) especially for detection of moderate kidney function impairment. Cystatin C levels are independent from sex, muscle mass and age.
|19 - 49 years||0.53 – 0.92 mg/L|
|≥ 50 years||0.58 – 1.02 mg/L|
|4 and 5 days||1.22 - 1.68 mg/L|
|< 1 month||1.37 - 1.89 mg/L|
|1 - 12 months||0.73 - 1.17 mg/L|
|> 12 months||0.60 - 0.84 mg/L|
For information on clinical relevance, please refer to the package insert.
Cystatin C determination may be useful especially in children, elder people, in diabetics, patients with liver cirrhosis, in adult renal transplant recipients, in cancer patients and in pregnants suspected of preeclampsia.