CK Total

Abbrev Code:CK   
Order Code:LAB62Order Name:CK Total
Synonyms:Creatine Kinase, Total; CPK
Methodology:Roche: UV test using creating phosphate and ADP
Vista: Bichromatic rate
Woodwinds: NAC activated
CPT Codes: 82550 x1, 82550 x1
Turnaround Time:Performed and reported 24 hours/day.
Associated Links:

Roche Go Live Schedule

Collection Instructions

Optimal Volume:2.5 mL
Minimum\Peds Volume:0.6 mL
Collection Instructions:Chemistry Tests Containers Chart
Causes for Rejection:Moderate hemolysis

Processing and Shipping

Specimen Processing:Centrifuge and aliquot within 2 hours of collection 1.25 mL, 0.2 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:Roche: 2 days at room temperature; 7 days refrigerated; 4 weeks frozen.
Vista: 7 days refrigerated; 29 days frozen.
Test Performed at or Referral Lab Chemistry  (CSC Maple Grove, Roche-CSC Mpls, Roche-Grand Itasca, Roche-Lakes, Roche-Northland, Roche-Range, Roche-Ridges, Roche-Southdale, Roche-St. John's, Roche-UMMC East, Roche-UMMC West, Woodwinds)


Critical Range:Woodwinds: Greater than 500 U/L
All other sites: Greater than 1000 U/L
Reference Range:According to literature; the mean total CK levels of black men and women have significantly higher levels than those of white men and women respectively (approximately 50-150% higher).
Site Female (U/L) Male (U/L)
Architect (LHE) 30-190 30-190
Roche 26-192 39-308
Vista (LFV) 30-225 30-300

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