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CA-125, Cancer Antigen 125

Tube Type

Test ID LAB155
EPIC Order CA 125 (CANCER ANTIGEN 125)
CPT Code(s) 86304
Group/Individual Test Individual
Laboratory Core Laboratory
Tube Station 30
Specimen Routine: 4 mL blood/serum separator tube/gold top/red top acceptable
micro: 1 mL blood/gold top/red top
Stability

Unspun:

Spun/Separated:

48 hrs

Refrigerator: 7 days
Frozen: 4 weeks

Availability 24 hrs/daily
Turnaround Time Routine: 2 hours; STAT: 90 minutes
Reference Range Normal: <35 U/mL
Comments

Tumor marker assays cannot be used interchangeably; this test is performed usning the Siemens Atellica IM CA 125II Assay effective 7/13/21. Heterophilic antibodies may cause interference. Refer to Memo #172

Reviewed by Christopher Parker on July 13, 2021

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514