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Test Code 1899 Cancer Antigen 15-3 (CA 15-3)

Performing Laboratory

Barnes-Jewish Hospital Laboratory


Cobas ECLIA electrochemiluminescence

Literature Reference:

Package insert: Cancer Antigen 15-3. CA 15-3 II. Roche Corporation. 11/2014

Specimen Requirements

Specimen Type: Plasma

Container/Tube: Mint Green

Specimen Volume: Full tube



Day(s) Test Set Up

Monday through Thursday, Sunday 
Turnaround Time:
STAT: not available
Routine: results available 2-4 hours of receipt

Reference Values

1 -30 Units/mL

Literature References:

Tietz Fundamentals of Clinical Chemistry, 5th Edition, Editors: Burtis CA and Ashwood ER, Chapter 24, p. 641. W.B. Saunders Company, 2014

Test Classification and CPT Coding


Additional Information

For BJH Laboratory Use Only

Alternate Tube Type: Red Top (serum)
Analyte Stability:

See Analyte Stability Chart in Special Instructions.

Laboratory Processing Instructions:

Test performed in BJH Core lab.  Processed by automated line and delivered to Cobas 8000 for anaylsis. Aliquot sample stored frozen for 3 months and original specimens are stored refrigerated for 5 days.

Specimen Transport Temperature


Special Instructions

LOINC Code Information

Name LOINC Code
Canger Antigen 15-3, Serum 6875-9