Test Code LAB4056 CREATINE KINASE
Specimen Type
Preferred Sample: Lithium Heparin Tube (Mint Green Top, Dark Green Top)
Alternative Sample: Serum (SST, Gold, Corvac, Tiger, Red Top Tube)
Specimen Volume
1 mL
Minimum Volume
0.5 mL
Turnaround Time
STAT: 1 hour
Routine: 4 hours
Test Schedule
Daily
Sample Stability
Room Temp: 2 days
Refrigerated: 7 days
Method
Colorimetric
Reference Ranges
Age | Sex | Range |
0 up to 30 days | Female | 145 - 1,578 U/L |
30 days up to 19 years | Female | 30 - 240 U/L |
19 years and older | Female | 29 - 168 U/L |
0 up to 30 days | Male | 145 - 1578 U/L |
30 days up to 19 years | Male | 55 - 400 U/L |
19 years and older | Male | 30 - 200 U/L |
Reporting Limit
Measuring Range 7 - 4267 U/L
Reporting Limits 7 – 42,670 U/L
Synonyms
CPK; CK Total; Creatine Phosphokinase;
Test Components
CK, U/L
LOINC Code
2157-6
IMO Code
IMO-PROC-30995234
CPT Codes
82550