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Creatine Kinase Isoenzymes with Scan
Test Code7708
CPT Codes
82550, 82552
Includes
Total CK, CK-BB, CK-MB, CK-MM, Interpretation
Preferred Specimen
2 mL frozen serum
Minimum Volume
1 mL
Instructions
Allow blood to clot at room temperature for 30 minutes. Centrifuge immediately to separate the serum from cells and pour serum into a plastic transport tube. If CK and CK isoenzymes are ordered together, specimen must be submitted frozen.
Transport Container
Transport tube
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: 14 days
Refrigerated: 48 hours
Frozen: 14 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis • Received thawed
Methodology
Electrophoresis • Enzymatic
Setup Schedule
Set up: Sun-Fri; Report available: 2-3 days
Reference Range
See Laboratory Report
Clinical Significance
Test is 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.
