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CA 15-3 : 5819
Test CodeCA15C3 or 5819
Alias/See Also
Cancer Antigen 15-3
CPT Codes
86300
Transport Container
Specimen:
1 mL serum
Minimum Volume: 0.5 mL
1 mL serum
Minimum Volume: 0.5 mL
Transport Temperature
Room temperature.
Specimen Stability
Room temperature: 7 days; Refrigerated: 7 days; Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis; Grossly lipemic
Methodology
Immunoassay
Setup Schedule
Sunday - Saturday
Report Available
1 day
Limitations
This test was performed using the Siemens chemiluminescent method. Values from different assay methods cannot be used interchangeably. CA 15-3 levels, regardless of value, should not be interpreted as absolute evidence of the presence or absence of disease.
Reference Range
<32 U/mL
Clinical Significance
CA 15-3 may be useful for monitoring patients with metastatic breast cancer and certain ovarian cancers. The CA 15-3 values from sequential samples have a high correlation with the clinical course in most patients with metastatic breast cancer.
Performing Laboratory
med fusion
