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Test Code CEA Carcinoembryonic Antigen (CEA)

Performing Laboratory

Memorial Hospital Laboratory- Automated Procedures  304-388-5953       
Teays Valley Hospital Laboratory 304-757-1770
Beckley Cancer Center Laboratory 304-461-2222

Specimen Requirements

Memorial, Teays

Serum-SST gold top or red top

Allow SST or red top to completely clot

Spin and physically separate serum from contact with cells as soon as possible

4 mL of serum (minimum 2 mL)

 

Beckley

Serum, Heparin Plasma and EDTA Plasma

Minimum 20uL

Specimen Rejection

  • Improperly labeled, collected, stored, and transported
  • Quantity not sufficient

Additional Rejections at Beckley Only

  • Turbid
  • Hemolyzed
  • Lipemic

Storage and Stability

 Memorial, Teays

Room temperature 15-30oC 8 hrs
Refrigerated 2-8oC 48 hrs
Frozen <-20oC Not specified

 

Beckley

Refrigerated 2-8oC 7 days
Frozen <-20oC 4 weeks

Reference Values

0.0-2.5 ng/mL

Levels are slightly higher in smokers than in non-smokers

Methodology

Memorial, Teays-Two site chemiluminescent immunoenzymatic sandwich assay

Beckley- Immunometric immunoassay

Days Test Set Up and Turnaround

Memorial, Teays

Monday through Sunday, Continuously

AM Collection Expected by 9AM same day
Routine Expected within 24 hrs
Stat Expected within 1 hr
Timed Expected results are test dependant

 

Beckley

Monday through Friday continuously

CPT Coding

82378

Beckman Coulter IFU

CEA-IFU