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Test Code CKMBAC CKMB, LAB2356

Methodology

Chemiluminescent Immunoassay

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Container/Tube:

Preferred: Green-top (lithium heparin) tube

Acceptable: Gold-top serum gel tube or plain red-top tube
Specimen Volume: 0.1 mL of lithium heparin plasma

Stability: Samples may be stored at room temperature for 12 hours or at 2 – 8°C for three days. For longer storage, samples may be frozen at -20°C for up to one month.

Note:  This assay is affected by biotin interference.  Venipuncture should occur prior to sulfasalazine and/or sulfapyridine administration due to the potential for falsely depressed results.

 

Reference Values

0.5-3.6 ng/mL

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

82553

Useful For

The quantitation of CKMB is routinely ordered as part of the cardiac panel and is useful in the diagnosis of acute myocardial infarction (AMI).