Test Code CKMB Creatine Kinase MB (CKMB), Plasma or Serum
Additional Codes
St. Luke's Compendium Code (Iatric): L302.0194
Performing Laboratory
St. Lukes Hospital Laboratory
Methodology
Two-Site Immunoenzymatic Assay using direct chemiluminescent technology
Specimen Requirements
Specimens are stable for 2 days when stored at 2-8C
Submit only 1 of the following specimens:
Plasma
Draw blood in a green-top (lithium heparin) plasma gel tube(s).
Spin down and send 1 mL of lithium heparin plasma refrigerated.
Note: 1. Indicate plasma on request
form.
2. Label specimen appropriately (plasma).
Serum
Draw blood in a serum gel tube(s). Spin down and send 1 mL of serum
refrigerated.
Note: 1. Indicate serum on request form.
2. Label specimen appropriately (serum).
Unspun specimens must be transported at ambient temperature and arrive to the laboratory within one hour of draw.
Reference Values
0-5.0 ng/mL
If the CKMB is >5.0 ng/mL, a total CK will be analyzed and the percent CKMB will be calculated.
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
CPT: 82553
LOINC: 2157-6