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CK isoenzymes (CKMB+CPK)
Lab code: ISOCP
 
Test Synonyms:
Creatine kinase isoenzymes; CKMB
 
Lab:
Core Lab
Inpatient Req:
Core Lab (#84927)  
Outpatient Req:
Clinical Labs (#83608)  
Specimen:
Green 3 ml plus Purple 3 ml
Requires 3 ml Purple and 3 ml Green
Result Time:
2 hours   Cost: $
Reference Interval:
CK-MB: <7.0 ng/ml; Relative index: < or = 3.5%  
Important Information:
UPDATED R/O MI protocol: Troponin T q8h x 3. Routine measurement of CK isoenzymes (CKMB+CPK) is no longer recommended. The use of CKMB should be restricted to the following exception: Post percutaneous coronary intervention.