Epic Code LAB3484 Research Creatine Kinase (CK)
Test Name Alias
Research CK | 228 | 1230101482
Interface Order Alias
10696
Ordering Instructions
Research Use only
Collection Instructions
Submit only one of the following specimens:
Preferred
Specimen Type: Plasma
Container/Tube: Mint Green Top (Lithium Heparin Gel)
Volume: 4.5 mL
Minimum volume: 0.5 mL plasma
Collection Instructions: Centrifuge within 2 hours
Acceptable
Specimen Type: Serum
Container/Tube: Gold Top (Serum Separator-SST Gel)
Volume: 5 mL
Minimum volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 minutes and centrifuge within 2 hours
Specimen Transport Temperature
Refrigerate
Specimen Stability
Ambient: 12 hours
Refrigerate: 72 hours
Frozen: aliquot plasma/serum for longer storage
Laboratory Retention: 72 hours
Test Frequency
Available 24 hours, usual TAT 1 day.
Reference Range
Research CK
Male
30 – 225 IU/L
Female
20 – 175 IU/L
Performing Department
Chemistry
Performing Department Laboratory Location
Corewell Health Reference Laboratory, Grand Rapids, MI
Corewell Health Blodgett Laboratory, Grand Rapids, MI
Methodology
Methodology not available at this time
CPT
82550
CDM Code
3018255001
Epic Test ID
1230101482
LOINC
Research CK: 2157-6
Reviewed Date
3/7/2024
Orderable Regions
Southwest; West
Updated Date
12/2/2025 - Gold Top Preferred specimen