Carcinoembryonic Antigen (CEA), Serous Fluid
Order Name
SRS CEA
Test Number: 4500675
Revision Date 10/28/2025
Test Number: 4500675
Revision Date 10/28/2025
| 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. |
| Notes | Testing performed via Abbott Alinity Immunoassay method. Results obtained with different assay methods should not be used interchangeably in serial testing. It is recommended that only one assay method be used consistently to monitor each patient's course of therapy. |
| CPT Code(s) | 82378 |
| Lab Section | Chemistry |