Cancer Antigen 125 (CA125)*
Methodology
Manufacturer: Roche Diagnostics
Analyzer: Cobas Pro’s
Methodology: Electrochemiluminescence Immunoassay (ECLIA)
Performing Laboratory
Rutland Regional Medical Center
Specimen Requirements
Submit only 1 of the following specimens:
Specimen Type: Blood
Container/Tube: Light Green LiHep Plasma Gel Tube
Alternative: Gold SST Serum Separator Tube
Specimen Volume: Full tube
Specimen Minimum Volume: 1.5 mL
Collection Instructions:
1. Send specimen in original tube.
2. If there is a delay in transport of >1 hour, centrifuge tube.
Specimen Transport Temperature
Refrigerated
Stability
8 hrs 20-25oC,
5 days 2-8oC,
24 wks -20oC
Reference Values
1.50 - 35.0 units/mL
Day(s) Performed
Daily
Analytical Time:
1 day
Test Classification and CPT Coding
86304