CREATININE | LABCORP OKLAHOMA, INC. | Test Directory

Labcorp Oklahoma, Inc.
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Creatinine

Order Name CREATININE
Test Number: 2025050
Revision Date 02/21/2022

Test Name	Methodology	LOINC Code
Creatinine	Kinetic Alkaline Picrate (Jaffe)	2160-0

SPECIMEN REQUIREMENTS
Specimen	Specimen Volume (min)	Specimen Type	Specimen Container	Transport Environment
Preferred	1 mL (0.5)	Plasma	Lithium Heparin PST (Light Green Top)	Refrigerated
Alternate 1	1 mL (0.5)	Serum	Clot Activator SST	Refrigerated
Instructions	Specimen Stability: Ambient 7 days, Refrigerated 7 days, Frozen 3 months

GENERAL INFORMATION
Testing Schedule	Daily
Expected TAT	1-2 days
Clinical Use	Useful for sensitive and quantitative measurement of renal function. A Glomerular Filtration Rate (GFR) is also provided. Reference range for GFR African American and non-African American Normal GFR: <60 mL/Min. Moderately decreased GFR: 30-59 mL/Min. Severely decreased GFR: 15-29 mL/Min. Kidney failure (or Dialysis): < 15 mL/Min.
Notes	Serum creatinine values will be used to calculate GFR - (Glomerular Filtration Rate) The following test will be added on and reported at no additional charge. Order code: GFR Calculation [6907615] Result code: GFR CALC [6907615]
CPT Code(s)	82565
Lab Section	Chemistry