CA 125, Serous Fluid
Order Name
SRS CA125
Test Number: 2015430
Revision Date 10/28/2025
Test Number: 2015430
Revision Date 10/28/2025
| Test Name | Methodology | LOINC Code |
|---|---|---|
|
CA 125, Serous Fluid
|
Chemiluminescence Assay | 11210-2 |
| 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 in the follow-up management of patients undergoing cancer therapy, especially for ovarian carcinoma. |
| 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) | 86304 |
| Internal Comments | 6/12/17 added instruction: Freeze if testing cannot be started within 24 hours of collection - JK 12/18/17 corrected from old test code 2015425 to new test code 2015430 - JK 6/14/18 change from Specimen stability: Ambient 8 hours. Refrigerated 24 hours. Freeze if testing cannot be started within 24 hours of collection to Stability: Ambient 1 day. Refrigerated 7 days. Frozen > 7 days. JK |
| Lab Section | Chemistry |