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Test Code BLOD0608 Cancer Antigen 125 (CA 125), Serum

Useful For

CA 125 is a tumor-associated antigen produced by epithelial ovarian carcinoma and is used before and after treatment to check for residual tumor.

Methodology

Chemiluminescence

Performing Laboratory

Bozeman Health Laboratory Services

Specimen Requirements

Specimen Type: Serum
Container/Tube: Red top or gold top
Specimen Volume: 1 mL
Specimen Minimum Volume: 0.5 mL

Collection Instructions: If there is a delay in transport of >8 hours, refrigerate specimen, and send specimen refrigerated.

 

Specimen Rejection:

1. Specimen other than serum

2. Unfrozen specimen >24 hours old

Specimen Transport Temperature

Ambient <8 hours/Refrigerated <24 hours/Frozen

Specimen Stability

 

Specimen Type Temperature Time
Serum Ambient 8 hours
  Refrigerated 24 hours
  Frozen 1 month

 

Reference Values

0-30 U/mL

Day(s) Test Set Up

Monday through Friday

Test Classification and CPT Coding

86304