Casandra
Casandra Test Code QD89209Version 1 (DRAFT)
Performing Lab
CK-MB (CK‑2)
Also known as: MB Fraction, CPK-MB, CPK MB, CKMB
Clinical Use
Order TestUse
This test measures creatine kinase (CK)‑MB, a CK isoenzyme, and may help assess patients with suspected acute coronary syndrome or reinfarction when troponin T and I testing are not available. CK‑MB is primarily found in cardiac tissue, with small amounts in skeletal muscle; measurement assists in differentiating myocardial injury from skeletal muscle sources.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay (CLIA)
Biomarkers
CK‑MB
AnalyteCK‑MB • Concentration / Level • Quantitative (Continuous) (e.g., copies/mL, % expression)
Result Turnaround Time
1 day
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
2 mL frozen serum
Minimum Volume
1 mL
Container
Transport tube
Causes for Rejection
Hemolysis
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Unacceptable |
| Refrigerated | 48 hours |
| Frozen | 30 days |
Related Tests
Other tests from different labs that may be relevant
Creatine Kinase (CK), MB
Labcorp
Creatine Kinase (CK), MB and Total
Labcorp
Creatine Kinase, MB
ARUP Laboratories
Creatine Kinase, MB and Relative Percent
ARUP Laboratories
Creatine Kinase (CK), Total Plus Isoenzymes
Labcorp
Creatine Kinase Isoenzymes
ARUP Laboratories
Creatine Kinase (CK) and Lactate Dehydrogenase (LD), Totals and Isoenzymes
Labcorp
Creatine Kinase (CK), Serum
Mayo Clinic Lab
Creatine Kinase, Total, Serum or Plasma
ARUP Laboratories
Creatine Kinase (CK), Total
Labcorp
