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HelpTest Code 62871694 CA 15-3
Performing Laboratory
Torrance Memorial Laboratories
Specimen Requirements
Submit the following specimen:
Specimen Type: Serum
Container/Tube: Serum gel
Additional Instructions: Allow to sit for 30 minutes prior to spinning. Spin within 2 hours of collection.
Also acceptable: Red Top Tube
Specimen Transport Temperature
Refrigerated
Storage Temp Stability:
Refrigerated: 7 days
Methodology
Chemiluminescent Microparticle Immunoassay
Reference Range
New reference range effective 2/28/23
≤31 U/mL
Day(s) Test Set Up/TAT
Performed:
Daily
Not available STAT
TAT:
Routine: < 4 hrs
Aliases
Cancer Antigen 15-3
CPT Code
86300