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HelpTest Code LAB66 Creatinine - Blood
Department
CHEMISTRY
Primary Collection Container
Green PST (Lithium Heparin)
Alternate Collection Container
Green Microtainer PST
Transport
Refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Centrifuge and separate from cells if testing is delayed more than 8 hours.
Stability
Refrigerated: 7 days
Minimum Testing Volume
0.5 mL
Reference Range
0-1mo 0.1-0.6 mg/dL
1mo-1yr 0.1-0.4 mg/dL
1yr-19yr 0.1-0.8 mg/dL
>19yr 0.2-0.8 mg/dL
Methodology
IDMS-traceable creatinine methods
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
82565
Unacceptable Conditions
Grossly hemolyzed samples
Additional Information
CKD-EPI Creatinine Equation (2021) use to calculate GFR