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Creatine kinase, total
| Item | Value | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Approval req'd? | No | ||||||||||||||||
| Available Stat? | Yes | ||||||||||||||||
| Test code | CK | ||||||||||||||||
| Performed by | Parnassus & Mt. Zion Chemistry | ||||||||||||||||
| In House Availability | Test available 24 hours per day 7 days per week | ||||||||||||||||
| Method | Spectrophotometric, kinetic | ||||||||||||||||
| Container type | Gold top or Light Green top | ||||||||||||||||
| Amount to Collect | 1 mL blood Click here for Microdetermination info | ||||||||||||||||
| Sample type | Serum or plasma | ||||||||||||||||
| Preferred volume | 0.5 mL serum or plasma | ||||||||||||||||
| Min. Volume | 0.2 mL serum or plasma Click here for Microdetermination info | ||||||||||||||||
| Units | U/L | ||||||||||||||||
| Normal range | Male:
Female:
1. Normal range for 1 to 15 year old children adapted from Beckman Coulter's "Pediatric Reference Range Guidelines for Synchron Systems" Bulletin 9345 2. Normal range for adults was determined by testing 270 male and female healthy blood donors at UCSF. Adult range adopted for children 15-18 years. |
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| Synonyms | CPK; CK; Creatine phosphokinase | ||||||||||||||||
| Stability | Room temperature 4 hours, refrigerated 12 hours, frozen at -20C 3 days. | ||||||||||||||||
| Turn around times | STAT 1 hour, Routine 4 hours | ||||||||||||||||
| Additional information | Levels are increased by IM injection or exercise. Hemolysis may artifactually increase the result. |
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| CPT coding | 82550 | ||||||||||||||||
| LOINC code | 2157-6 | ||||||||||||||||
| Last Updated | 2/17/2012 9:57:11 AM | ||||||||||||||||
| Entry Number | 216 | ||||||||||||||||
| Lab Procedure Link | Click here for Procedure |
If you have additional questions regarding this test, please call: 415-353-1667