Alert

CA-125, Cancer Antigen 125

Tube Type = Gold Top

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:

8 hours

Spun/Separated:

Room Temperature: 8 hours
Refrigerated: 24 hours
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 using the Siemens Atellica IM CA 125II Immunoassay effective 7/13/21. Heterophilic antibodies may cause interference. Refer to Memo #172

Reviewed by J. Carr on May 01, 2024

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