Test Library

Preferred Specimen(s) 1 mL serum

Instructions If CK and CK Isoenzymes are ordered together, specimen must be submitted frozen

Transport Container Plastic screw-cap vial

Transport Temperature

  • Ambient 5 days,
  • Refrigerated 2 weeks

Reject Criteria

  • Hemolysis
  • Anticoagulants other than heparin

Methodology Spectrophotometry (SP)

Clinical Significance Test for myocardial infarction and skeletal muscle damage. Elevated results may be due to: myocarditis, myocardial infarction (heart attack), muscular dystrophy, muscle trauma or excessive exercise.