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Cystatin C with eGFR
Test Code1231300058
CPT Codes
82610
Includes
Cystatin C (mg/L), Creatinine (mg/dL), and calculated eGFR (estimated Glomerular Filtration Rate in mL/min/1.73m2)
Preferred Specimen
Serum or Plasma (lithium heparin)
Minimum Volume
0.5 mL serum or plasma
Other Acceptable Specimens
Plasma (potassium EDTA)
Transport Temperature
2 - 8 degrees Celsius
Specimen Stability
7 days if refrigerated
Methodology
Turbidimetric (on Atellica CH)
The estimated glomerular filtration rate (eGFR) is calculated using the CKD-EPI Creatinine-Cystatin Equation (2021)
Reference Range
Cystatin C: 0.64 - 1.23 mg/L
eGFR: >60 mL/min/1.73m2
eGFR: >60 mL/min/1.73m2
Clinical Significance
Cystatin C aids in the diagnosis and treatment of renal disease.
Performed By
CoxHealth
Performing Laboratory
Cox South Lab

