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Cancer Antigen (CA) 15-3
MessageValues obtained with different assay methods should not be used interchangeably in serial testing. It is recommended that only one assay method be used consistently to monitor each patient's course of therapy. This procedure does not provide serial monit
Test Code
143404
Alias/See Also
CA 15-3
CPT Codes
86300
Preferred Specimen
Serum
Minimum Volume
0.3 mL (NOTE:This volume does NOT allow for repeat testing.)
Instructions
If a red-top tube is used, transfer separated serum to a plastic transport tube.
Transport Container
Red-top tube or gel-barrier tube
Transport Temperature
Refrigerate
Specimen Stability
14 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Citrate plasma specimen; improper labeling
Methodology
Electrochemiluminescence Immunoassay (ECLIA)
Setup Schedule
Monday - Friday 1st shift
