Creatine Kinase, Total, Serum or Plasma

0020010
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Example Reports
Abnormal
Normal
Ordering Recommendation

Nonspecific indicator of muscle inflammation or damage.

Mnemonic
CK
Methodology

Quantitative Enzymatic

Performed

Sun-Sat

Reported

Within 24 hours

New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect

Plasma separator tube or serum separator tube.

Specimen Preparation

Allow specimen to clot completely at room temperature.  Separate serum or plasma from cells ASAP. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.2 mL)

Storage/Transport Temperature

Refrigerated.

Unacceptable Conditions

Specimens collected in potassium oxalate or sodium fluoride. Grossly hemolyzed specimens.

Remarks
Stability

After separation from cells: Ambient: 48 hours; Refrigerated: 1 week; Frozen: 1 month

Reference Interval

Male
0-19 years: By report
20 years and older: 20-200 U/L 

Female
0-19 years: By report
20 years and older:  20-180 U/L

Interpretive Data



Compliance Category

FDA

Note
Hotline History
N/A
CPT Codes

82550

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Components
Component Test Code* Component Chart Name LOINC
0020010 Creatine Kinase, Total, Ser/Pla 2157-6
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
  • CK
  • CK concentation
  • CK level
  • CPK
  • Creatine Phosphokinase
  • phospho-creatine kinase
  • Total CK
Creatine Kinase, Total, Serum or Plasma