Test Catalog
We've moved!
Please update your bookmarks and head over to our new PHC Department of Pathology & Laboratory Medicine website at:
https://www.providencelaboratory.org
Test Name: Creatine Kinase
Test Code: CK
Cerner Synonyms: CPK, CK Level
Male Reference Interval
| Age Category | Reference Interval | units |
| 0 y - <12 m | Not Established | U/L |
| 12 m - <4 y | 80-330 | U/L |
| 4 y - <7 y | 95-255 | U/L |
| 7 y - <10 y | 80-390 | U/L |
| 10 y - <12 y | 75-235 | U/L |
| 12 y - <14 y | 80-355 | U/L |
| 14 y - <16 y | 80-360 | U/L |
| 16 y - <20 y | 75-395 | U/L |
| ≥ 20 y | 50-260 | U/L |
Female Reference Interval
| Age Category | Reference Interval | units |
| 0 y - <12 m | Not Established | U/L |
| 12 m - <4 y | 80-330 | U/L |
| 4 y - <7 y | 95-255 | U/L |
| 7 y - <10 y | 80-390 | U/L |
| 10 y - <12 y | 100-255 | U/L |
| 12 y - <14 y | 70-320 | U/L |
| 14 y - <16 y | 70-265 | U/L |
| 16 y - <20 y | 60-255 | U/L |
| ≥ 20 y | 35-200 | U/L |
Turn around time: Analyzed within 4 hours of receipt, 24/7. Available on a STAT basis.
Collection Container: Light Green
Alternate Collection Container(s): Gold, Red
Sample Type: Lithium Heparin Plasma
Minimum Volume: 0.5 mL
Collection and Shipping Requirements: Refrigerate. Send on ice pack.
Method: NAC activated, spectrophotometric, Siemens Advia 1800
Add on stability: Seven days
