Creatine Phosphokinase
Test Code
CPK
Description
This test measures creatine kinase (CK), an enzyme found primarily in striated muscle and heart tissue, and may be useful in assessing muscle damage.
Collect
Plain red top or SST tube.
Pediatric Collection
Minimum volume: 0.1 mL serum
Storage Transport Temp
Offsite: Send frozen serum Priority Overnight via FedEx and in a well insulated container on dry ice.
Stability
Stability after cell separation:
4 hours at RT (15-25°C)
8-12 hours refrigerated at 2-8°C
1 month frozen at ≥ - 20°C
Performed
Monday - Friday
Methodology
Enzymatic Rate
Turnaround Time
4 hour routine, 1 hour STAT
Department
Core Lab
Synonyms
Enzymatic Rate (Creatine Phosphokinase);CPKX
Study Offerings
Not offered
Reference Interval
| Creatine Phosphokinase, Serum |
Human |
|
| Male | Female | |
|
U/L |
||
|
Newborn - 4 years |
41-277 |
34-204 |
|
5 years - 9 years |
54-269 |
44-189 |
|
10 years - 14 years |
38-255 |
28-170 |
|
15+ years |
38-174 |
26-140 |
CPT Code
82550
New York Approved
FDA Approved or Cleared
FDA
Approved or Cleared