Cancer Antigen (CA) 125

Message
Values obtained with different assay methodologies should not be used interchangeably in serial testing. It is recommended that only one assay method be used consistently to monitor a patient's course of therapy. This procedure does not provide serial mon


Test Code
002303


Alias/See Also
CA 125; CA 125, Second Generation Assay


CPT Codes
86304

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 through Friday 1st shift, Sunday 1st shift




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.