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Labcorp Oklahoma, Inc.
Test Directory


Index:

Carcinoembryonic Antigen (CEA), HAMA Treated

Order Name HAMA/CEA
Test Number: 2015400
Revision Date 10/01/2022
Test Name Methodology LOINC Code
Carcinoembryonic Antigen (CEA)
Chemiluminescence Assay 2039-6 
CEA w/HAMA Treatment
Electrochemiluminescence Immunoassay (ECLIA) 2039-6 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 3 mL (1) Serum Clot Activator SST Frozen
Instructions If testing cannot be started within 48 hours, please send Two Frozen aliquots.
Stability:
CEA: Ambient=1 day; Refrigerated= 7 days, Frozen >7days.
HAMA: Ambient = 7days, Refrigerated = 7 days, Frozen 28 days
GENERAL INFORMATION
Testing Schedule Mon - Fri 
Expected TAT 1-5 days  
Notes The standard CEA is performed here at Labcorp Oklahoma, Inc. Central Lab and the CEA w/HAMA Treatment is sent out and performed at Quest Diagnostics.
CPT Code(s) 82378
Lab Section Chemistry