Cancer Antigen 125

Test Name

Cancer Antigen 125

Alternate Description

Ovarian Cancer Antigen

LIS Code

CA125

Availability

7 days per week

Lab Section

Chemistry

Fluid Type

Serum

Specimen Tube Type Transport

Non Gel Red Top

Container Whole Blood Required

4 ml whole blood in a Gel Green Top

Summary Test Name

Cancer Antigen 125

Specimen Preparation Outreach

Spin within 4 hours of collection, separate serum into plastic 12 X 75 pour-off tube. Cap with red plastic stopper. Refrigerate until courier pickup.

Specimen Stability

5 days refrigerated at 2-8°C

Minimum Volume

1 ml plasma

Specimen Transport

Refrigerate

Specimen Preparation In House

Spin and refrigerate until analysis

Test Turnaround Time Routines And Stats

4 Hours

Reference Value

Male/Female and all age ranges the same <36 u/mL

Methodology:  Roche Elecsys CA 125 assay performed on the cobas e 601/602 analyzer utilizing electrochemiluminescence immunoassay technology (ECLIA).  Results obtained with different assay methods or kits cannot be used interchangeably.