Test Code CPKNO Creatine Kinase, with no reflex to CKMB

Important Note

This order for CPK will NOT reflex to CKMB, if CPK >200 U/L

Performing Laboratory

Hunterdon Medical Center Laboratory

Specimen Requirements

Test updated March 2017

Container/Tube
Acceptable	PST (Li Hep) Gel- Mint Green Top
Acceptable	SST
Specimen Volume	3.0mL
Minimum Volume	1.0mL

Specimen Type

Plasma/Serum

Specimen Transport Temperature

Ambient

Specimen Stability

Specimen	Temperature	Time Frame
Plasma	Refrigerated 2-8°C	7 days
Serum-gel tube	Refrigerated 2-8°C	7 days

Reject Specimen Due To

Hemolysis

Day(s) Test Set up

Monday through Sunday

Available STAT

Reference Values

Age	Female	Male	Units
0-3 years	10-134	10-163	U/L
>3 years-16 years	10-144	10-238	U/L
>16 years	20-180	20-200	U/L

Methodology

UV-test. Enzymatic photometric assay.

CPT Code

82550

Loinc Code

2157-6