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St. John Health System
Lab Catalog


Index:

Carcinoembryonic Antigen (CEA)

Order Name CEA ABB
Test Number: 4500425
Revision Date 04/30/2021
Test Name Methodology LOINC Code
Carcinoembryonic Antigen (CEA)
Chemiluminescence Assay 2039-6 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2mL (1mL) Serum Clot Activator SST Refrigerated
Alternate 1 2mL (1mL) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Instructions Stability: Ambient 1 day, Refrigerated 7 days, Frozen >7days
GENERAL INFORMATION
Testing Schedule Mon - Fri 
Expected TAT 1-3 days  
Clinical Use Useful for monitoring colorectal cancer. May be useful in assessing the effectiveness of chemotherapy or radiation treatment. 
CPT Code(s) 82378
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Chemistry