2 hours
Test Updated:
CK Total
CPK
Creatine Phosphokinase
CK
Looking to order a test?
We’ve provided helpful links to make ordering easy.
Find a RequisitionAll specimens should be accompanied by a requisition.
Submitting SpecimensLearn about how to properly label and where to ship specimens.
Order Kits and SuppliesMLabs provides all the supplies necessary for the collection of specimens.
Test FAQVisit our provider FAQ and learn about common questions to ordering tests.
Test Overview
Colorimetric Rate
Evaluation and monitoring of disorders of skeletal and cardiac muscle. Creatine Kinase only is performed. Order CK, Total and MB Isoenzymes (TCK) if reflex testing is desired for CKMB.
Male: 38 - 240 IU/L; Female: 26 - 180 IU/L
* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimen Requirements
Collect specimen in a green top tube.
Collect specimen in a green top tube. Centrifuge, aliquot plasma into a plastic vial and refrigerate.