Carcinoembryonic Antigen (CEA)
Order Name
CEA ABB
Test Number: 4500425
Revision Date 10/28/2025
Test Number: 4500425
Revision Date 10/28/2025
| 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. |
| 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 |