Test Code CEA Carcinoembryonic Antigen (CEA)

Important Note

**This is a serum-only test**

Infectious

MEDITECH MNEMONIC:

CEA

Preferred Specimen:

1mL serum from a gel tube

Acceptable Specimen:

1mL serum from a non-gel tube

Minimum Volume:

0.5mL serum (volume does not include repeat or reflexed testing)

Transport Container:

Transport Tube

Preferred Transport Temperature:

Refrigerated

Specimen Stability (after centrifugation):

Ambient: <8 hours

Refrigerated: <2 days

Frozen: >2 days

Setup Schedule:

SUN-SAT

Willis Knighton Medical Center

2600 Greenwood Road

Shreveport, LA 71103

*The testing method is an immunoenzymatic assay manufactured by Beckman Counter Inc. and is tested on the Beckman Coulter Unicel DxI 800.

Values obtained with different assay methods or kits may be different and cannot be used interchangeably.