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Test Code CA15 Cancer Antigen 15-3 (CA 15-3), Serum

Additional Codes

Sunrise Clinical Manager (SCM) Orderable:   Cancer Antigen, Breast Ca15.3

AllScripts (AEHR) Orderable:  Cancer Antigen, Breast Ca15.3

Performing Laboratory

Northwell Health Laboratories


Electrochemiluminescence Immunoassay (ECLIA)

Reference Values

< =25.0  U/mL

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

Results cannot be interpreted as absolute evidence of the presence or absence of

malignant disease.

Test Classification and CPT Coding


Physician Office Specimen Requirements

Container/Tube:  Gold-top tube(s)

Specimen:  1 mL of serum

Transport Temperature:  Refrigerate

Stability: 2 Days Room Temperature

                 5 Days Refrigerated

                 90 Days Frozen

Day(s) and Time(s) Performed

Monday through Sunday, Continuously

Computer Interface Code

PDM # 5900355