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St. John Health System
Lab Catalog


Index:

Carcinoembryonic Antigen (CEA), Serous Fluid

Order Name SRS CEA
Test Number: 4500675
Revision Date 06/14/2018
Test Name Methodology LOINC Code
Carcinoembryonic Antigen (CEA), Serous Fluid
Chemiluminescence Assay 12515-3 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Serous Fluid Sterile Screwtop Container Refrigerated
Instructions Venous blood is often drawn simultaneously. Note fluid type on requisition and container.
Stability: Ambient 1 day. Refrigerated 7 days. Frozen > 7 days.
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