Laboratory Test Information Guide

Details for Creatine Kinase - CK,Plasma

Test Name: Creatine Kinase - CK,Plasma
Alternate Name(s): CPK Total
CK Total
Laboratory: Core
Specimen Type: 4.5 mL Green (Lithium Heparin) top Vacutainer

Pediatric:
0-2 yrs:Green top Microtainer (BD 365985)<
2-10 yrs: 3 mL Green top
Collection Information: Stability of CK activity in plasma is generally poor.

Specimens should be sent to laboratory within 2 hours of collection.

The minimum volume required for pediatric samples is 0.2 mL.

Serum from a 5 mL Gold top or 6 mL Red top Vacutainer tube is also acceptable.
Requisition: GENERAL LABORATORY REQUISITION
Test Schedule: As required
Turnaround time from when specimen
is received in testing laboratory:
 
Routine
4 hours
Stat
1 hour
 
Reference Range: Children:

0 - 5 days:
<712 U/L
6 days - 12 months:
<295 U/L
1 year - 17 years:
<247 U/L

Adult:
Male >18 years:
<190 U/L
Female >18 years:
<167 U/L
Effective Date: 2008-11-15
Revised Date: 2014-02-25
Critical Value:  
Interpretive Comments:  
Special Processing:  
Comments: Hemolyzed plasma may elevate results.
Method of Analysis: Enzymatic rate
Critical Information Required:  
Storage & Shipment:  
System Codes: 
Cerner
CK
 
Referred To:  

Questions? Comments? Contact Laura Gopaul