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Test Code LAB62 CK (Total Creatine Kinase)

Performing Lab

Arnot Ogden Medical Center/ Ira Davenport Memorial Hospital

Ordering Recommendations

The determination of creatine kinase is utilized in the diagnosis and monitoring of myocardial infarction and myopathies such as the progressive Duchenne muscular dystrophy.

Included in CKMB.

Collect

Serum or Plasma

Collection Device

Lithium Heparin Green Top Tube or Gold Top Tube

Stability (from collection to initiation)

Room Temp

 4 Hours
Refrigerated 8-12 Hours
Frozen 1 month

* To maximize stability, samples should be protected from light.

Storage/Transport Temperature

Room Temp, Refrigerated or Frozen

Specimen Handling

Sample must be centrifuged and separated within 2 hours of collection.

Specimen Volume

5 mL

Minimum Requirements

1 mL

Remarks

TURN AROUND TIME

STAT

 1 Hour
Routine 8 Hours

Methodology

Enzymatic Rate Absorbance

Start Date

9/13/2017

Last Review Date

06/20/2025

7/8/25 AP