Creatine Kinase MB
Test Code
CKMBL
Description
This test measures creatinine 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.
Collect
Mint Green top tube (Lithium Heparin)
Pediatric Collection
Minimum volume: 1mL plasma
Unacceptable Conditions
Clotted specimens will be rejected.
Storage Transport Temp
Offsite: Refrigerated. DO NOT freeze sample. Send whole blood Priority Overnight via FedEx in a well insulated container and on an ice pack.
Specimen must be received in the laboratory within 24 hours of collection.
Stability
Stability after cell separation:
8 hours at RT (15-25°C)
72 hours refrigerated at 2-8°C
30 days frozen at -20°C
Performed
Mon-Fri
Methodology
Chemiluminescent microparticle Immunoassay (CLIA)
Turnaround Time
4 hour routine, 1 hour STAT
Department
Core Lab
Synonyms
Chemiluminescent microparticle Immunoassay (CLIA), CKMB
Study Offerings
Not offered
Reference Interval
All <4.3 ng/mL
CPT Code
82552
New York Approved
FDA Approved or Cleared
FDA
Approved or Cleared