Creatinine

Test Code
CREAT


Preferred Specimen
1 mL Serum or Plasma (lithium heparin)


Instructions
"Separate from cells with a max limit of 2 hours from collection time.
Testing Frequency: Performed as ordered"


Transport Container
PST, Plasma Separator


Transport Temperature
Refrigerate


Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 24hrs Refrigerated


Methodology
Kinetic Jaffe reaction

Reference Range
"M Up to 1 Weeks 0.7 - 1.2 mg/dL
M Up to 1 Months 0.3 - 0.8 mg/dL
M Up to 1 Years 0.2 - 0.5 mg/dL
M Up to 9 Years 0.2 - 0.8 mg/dL
M Up to 18 Years 0.5 - 1.1 mg/dL
M Up to 999 Years 0.6 - 1.3 mg/dL
F Up to 1 Weeks 0.7 - 1.2 mg/dL
F Up to 1 Months 0.3 - 0.8 mg/dL
F Up to 1 Years 0.2 - 0.5 mg/dL
F Up to 9 Years 0.2 - 0.8 mg/dL
F Up to 18 Years 0.5 - 1.1 mg/dL
F Up to 999 Years 0.6 - 1.3 mg/dL"




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.