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Test Code CK CK (Creatine Kinase)

Additional Codes

 Test ID
CK

EPIC Test ID
LAB62

Performing Laboratory

St. Luke's Hospital Cedar Rapids

Specimen Requirements

Container/Tube:

Preferred: Green-top (lithium heparin) tube

Acceptable: Gold-top serum gel tube, plain red-sop tube, or lavender-top (EDTA) tube

Minimum Specimen Volume: 2.2 µL plus a dead volume

Stability: Specimens should be centrifuged within 2 hours of collection and kept at 2 – 8 °C and analyzed within 7 days. For longer storage, samples may be frozen at -20 °C for up to 4 weeks.

Reference Values

Males: <190 U/L

Female: < 170 U/L

Day(s) Test Set Up

Monday through Sunday

Useful For

The determination of CK and CK-isoenzyme activities is utilized in the diagnosis and monitoring of myocardial infarction and myopathies such as the progressive Duchenne muscular dystrophy.

Methodology

U-V test

Test Classification and CPT Coding

82550

Report Available

STAT:  Within 1 hour of receipt

Routine:  Within 2 hours of receipt