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Test Code CA125 Cancer Antigen 125 (CA 125), Serum

Methodology

Chemiluminometric Immunoassay

Performing Laboratory

Aspen Valley Hospital

Specimen Requirements

Container/Tube:  Gold-top serum gel tube(s)  - Plasma is not acceptable.

Specimen:  2 mL (minimum volume:  1 mL) of serum

Transport Temperature:  Ambient

Collection Instructions:  Allow specimen to clot for approximately 10 minutes and spin down.  If drawing gold-top serum gel tube, send entire tube to laboratory. If drawing orange-top tube or plain, red-top tube, remove serum and place in separate plastic vial. If there is a delay in transport of >8 hours, send specimen refrigerated. If there is a delay in transport of >48 hours, send specimen frozen.

Reference Values

<2.0-30.2 U/mL

Note:  1. Results cannot be interpreted as absolute evidence of presence or absence of malignant disease.

2. ADVIA Centaur:  Serum markers are not specific for malignancy and values may vary by method.

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

86304