Carcinoembryonic Ag (CEA)
Additional Codes
LAB57
Performing Laboratory
MBMC Main Laboratory
Methodology
Electro-Chemiluminescent Immunoassay (ECLIA)
Specimen Requirements
Specimen Type: Plasma
Container/Tube: Mint-green top (lithium heparin gel)
Specimen Volume: Full tube
Alternative Specimen Type: Serum
Alternative Container/ Tube: Gold, Red or Orange top serum tubes acceptable
Alternative Specimen Volume: Full tube
Specimen Transport Temperature
Ambient
Day(s) Test Set Up
Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in laboratory
Routine: within 4 hours
Reference Values
0.1-5 ng/mL
Interpretive Comment:
Non-Smokers: ≤ 3.0 ng/mL
Some Smokers may have elevated levels, usually < 5.0 ng/mL
Test Classification and CPT Coding
Test Classification:This test has been cleared or approved by the U.S. Food and Drug Administration and is used per manufacturer’s instructions.
CPT Code:
82378
Stability
5 days Refrigerated