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Test Code CEASF Carcinoembryonic Antigen (CEA), Spinal Fluid

Reporting Name

Carcinoembryonic Ag (CEA), CSF

Useful For

Detecting meningeal carcinomatosis and intradural or extradural infiltration

 

Differentiating brain parenchymal metastasis from adenocarcinoma or squamous-cell carcinoma

Method Name

Immunoenzymatic Assay

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

CSF


Specimen Required


Collection Container/Tube: Sterile vial

Submission Container/Tube: 13 x 75-mm tube

Specimen Volume: 0.5 mL

Collection Instructions: Submit specimen from collection vial number 1.


Specimen Minimum Volume

0.4 mL

Specimen Stability Information

Specimen Type Temperature Time
CSF Refrigerated (preferred) 14 days
  Frozen  90 days
  Ambient  7 days

Reject Due To

No specimen should be rejected

Reference Values

<0.6 ng/mL

Tumor markers are not specific for malignancy, and values may vary by method.

Day(s) Performed

Monday through Saturday

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

Test 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.

Report Available

1 to 3 days