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Published on January 26, 2018

CPK (CK or Creatine Kinase)

SIM

10930 

CPT

82550 

Synonyms

Creatine Kinase, CK, CPK 

Specimen Type

Plasma or serum 

Container

3.5 ml Green - Lithium heparin plasma separator
4.0 ml Gold-top serum separator

Collection Instructions

None

Volume

2 ml plasma or serum
Min: 0.5 ml

Additional Information

none

Patient Preparation

none

Specimen Processing Instructions

Plasma:  Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes

Serum:  Allow to clot.  Centrifuge at 3380 rpm’s (±100) for a minimum of 10 minutes

Centrifuge within 2 hours of collection.

Transport Requirements

Refrigerated

Specimen Stability

Room temperature:  8 hours   Refrigerated:  5 days 

Rejection Criteria

•  If not centrifuged within 2 hours of collection.
•  Gross Hemolysis

Reference Range

30-223 IU/ml

Critical Value

none 

Test Includes

CPK 

Methodology

Enzymatic Rate method 

Testing Frequency

Daily, Monday - Sunday 

 

Reviewed By

Sandy Hammett 

Reviewed Date

1-26-18

Supplemental

  

Reviewed by Sandy Hammett on January 26, 2018

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