Tube Type:
Gold top SST (serum separator tube, no anticoagulant)
Cause for Rejection:
Grossly hemolyzed specimens will be rejected. Specimens preserved in citrate, EDTA, fluoride, heparin, or iodoacetate are unacceptable.
Methodology:
Spectrophotometry; Electrophoresis
Special Instructions:
Total CK should be > 100 U/L to provide meaningful isoenzyme results.
Remove serum from cells ASAP
CK-MB and CK-BB are temperature labile. Repeated freeze/thaw cycles destroy CK activity.