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Creatine kinase
MessageAfter centrifugation, if not in gel barrier tube, pour off plasma or serum into an aliquot tube.
Test Code
LAB62
Alias/See Also
CK, CPK,
CPT Codes
82550
Preferred Specimen
Lithium Heparin (PST)
Minimum Volume
4.5 ml (2.0 ml min) lithium heparin (green); alternate-SST (gold) or Red (no additive) tubes
Other Acceptable Specimens
Gold (SST)
Instructions
Spin PST or SST and send to lab
Transport Container
1 ml (200 ul minimum) plasma; alternate-serum
Transport Temperature
Room temp
Specimen Stability
Protect from light. Separated from cells: 4 hours room temp, 12 day refrigerated
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Hemolysis: >500 mg/dL hemoglobin, Icteric: > 40 mg/dL bilirubin, Lipemia: >1000 mg/dL triglycerides
Methodology
Enzymatic Rate
Setup Schedule
Mon-Sun
Reference Range
Male Range = 34.0 – 397.0 U/L
Female Range = 34.0 – 234.0 U/L
Female Range = 34.0 – 234.0 U/L
Clinical Significance
Measurements of Creatine Kinase are used in the diagnosis and treatment of myocardial infarction and muscle
disease, such as progressive Duchenne-type muscular dystrophy
disease, such as progressive Duchenne-type muscular dystrophy
Performing Laboratory
Piedmont Athens Regional
