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CEA

Message
Collect a full tube, following standard venipuncture techniques. If testing will be delayed more than 24 hours, transfer serum to plastic screw cap tube before transport.


Test Code
LAB57 CEA


Alias/See Also
CEA


CPT Codes
82378

Includes
When serial specimens are being evaluated, the same type of specimen should be used throughout the study.


Instructions
Processing Instructions (Lab use only): Centrifuge and separate cells after clot formation and within 4 hours of collection. Minimum Testing Volume: 0.2 mL Serum Transport Temperature: Refrigerated Stability: Ambient: N/A Refrigerated (On Gel): 24 hoursRefrigerated (Off Gel): 7 daysFrozen: >7 daysAvoid multiple freeze thaw cycles of specimensCauses for Rejection: Unlabeled, mislabeled, wrong tube type, QNS, gross hemolysis


Clinical Significance
1230130034



Last Updated: May 18, 2026


The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.