Sign In
St. John Health System
Lab Catalog


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
Internal Comments group test
6/14/18 change Stability: Room Temperature 4 hrs, Refrigerated 48 hrs, Frozen sample at or below -20'C if testing is not started withing 48 hours. to
Stability: Ambient 8 hrs. Refrigerated 3 days. Frozen 30 days. JK
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry