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CREATINE KINASE - NAC
Test CodeCK
Alias/See Also
CPK; Creatinine Kinase; Creatinine Phosphokinase
CPT Codes
82550
Preferred Specimen
1 Gold tube (gel separator)
Minimum Volume
0.5 mL
Other Acceptable Specimens
or 1 Green tube (Lithium Heparin)
Instructions
Centrifuge for complete separation of plasma/serum and red cells. See Specimen Container for appropriate sample type. May remain at room temp until tested.
Specimen Stability
2-8°C up to 6 days; 15-30°C up to 4 hours; Frozen up to 30 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Moderate hemolysis
Methodology
NAC activated at 37°C
Setup Schedule
M, T, W, Th, F, Sa, Sun
Report Available
Within 24 hours of receipt at the performing laboratory. Stat testing is available.
Reference Range
30 - 223 U/L
Clinical Significance
Measurements of creatine kinase and its isoenzymes are used in the diagnosis of skeletal muscle and heart diseases
Performed By
Alverno Laboratories
Performing Laboratory
Alverno Central Lab
NCHB1 (Chemistry, Beckman AU)
Last Updated: June 4, 2023