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HelpTest Code CK Creatine Kinase
Useful For
Assessing muscle damage, evaluating strokes, and aiding in diagnosing certain muscles diseases such as Duchaine's Muscular Dystrophy or rhabdomyolysis.
Specimen Information
Obtain specimen using standard phlebotomy techniques.
No special patient preparation is necessary.
| Container | Specimen | Temperature | Collect Vol | Submit Vol | Min Vol | Stabilty |
| SST | Serum | Refrigerate | 4 mL | 1 mL | 0.6 mL | 5 Days |
| Lithium Heparin | Plasma | Refrigerate | 4 mL | 1 mL | 0.6 mL | 5 Days |
Reject Due To:
- Moderate or Marked Hemolysis
- Specimen unlabeled or mislabeled
Instrumentation / Method
Ortho Vitros XT 7600 / Multi-Point Rate
Test Schedule / Analytical Time / Test Priority
Daily / Same Day / Available STAT
Reference Range
Males: 55 - 170 U/L
Females: 30 - 137 U/L
Note: CO2 values at a level of 40 mmol/L may cause up to a 30% negative bias in CK results.
CPT / LOINC / Order Code
| Meditech | Medent | LOINC | CPT |
| CKS | CKS | 2157-6 | 82550 |