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HelpTest Code Billings Clinic: 8012 Mayo: CEASF Carcinoembryonic Antigen (CEA), Spinal Fluid
Reporting Name
Carcinoembryonic Ag (CEA), CSFPerforming Laboratory
Mayo Clinic Laboratories in Rochester
Useful For
Detecting meningeal carcinomatosis and intradural or extradural infiltration
Differentiating brain parenchymal metastasis from adenocarcinoma or squamous-cell carcinoma
Method Name
Immunoenzymatic Assay
Specimen Required
Collection Container/Tube: Sterile vial
Submission Container/Tube: 13 x 75-mm tube
Specimen Volume: 0.5 mL
Specimen Type
CSFSpecimen Minimum Volume
0.4 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| CSF | Refrigerated (preferred) | 14 days | |
| Frozen | 90 days | ||
| Ambient | 7 days |
Reject Due To
No specimen should be rejectedReference Values
<0.6 ng/mL
Tumor markers are not specific for malignancy, and values may vary by method.
Interpretation
Increased values are seen in approximately 60% of patients with meningeal carcinomatosis.
Day(s) Performed
Monday through Saturday
Report Available
1 to 3 daysTest Classification
This test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
82378
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| CEASF | Carcinoembryonic Ag (CEA), CSF | 2037-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| CEASF | Carcinoembryonic Ag (CEA), CSF | 2037-0 |
Forms
If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.