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HelpTest Code CPK Creatine Kinase (CK), Plasma or Serum
Performing Laboratory
Lima Memorial Health System Laboratory
Specimen Requirements
Preferred:
Container/Tube: Green cap-yellow ring Top (Lithium Heparin Gel) tube
Minimum Volume: 1.0 mL
Collection Instructions: Centrifuge within 2 hours.
Also Acceptable:
Container/Tube: Plain, Red Top or Serum gel (SST-Gel) tube
Reference Values
Males: 49-397 IU/L
Females: 38-234 IU/L
Specimen Stability
Ambient: 4 hours
Refrigerate: 12 hours
Frozen: aliquot for longer storage
Day(s) Test Set Up
Monday through Sunday
Methodology
Spectrophotometry (SP)
Test Classification and CPT Coding
82550