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Labcorp Oklahoma, Inc.
Test Directory


Index:

Creatine Kinase MB

Order Name CK-MB
Test Number: 5007050
Revision Date 05/03/2021
Test Name Methodology LOINC Code
Creatine Kinase MB
Chemiluminescence Assay 13969-1 
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 Stability: Ambient 8 hrs. Refrigerated 3 days. Frozen 30 days.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use Useful as an aid in diagnosing myocardial injury. 
CPT Code(s) 82553
Lab Section Chemistry