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Mayo Clinic Laboratories

Test Code C125 Cancer Antigen 125 (CA 125), Serum or Plasma

Methodology

Electrochemiluminescence

Manufacturer: Roche

Specimen Requirements

Container/Tube:

Preferred: Lithium heparin (light green-top)

Acceptable: Serum Gel

 Draw blood, spin down and send 1 mL (pediatric:  0.2 mL) of plasma or serum.

Reject Due To

 

Hemolysis

Mild:

ok

Gross:

ok

Lipemia

Mild:

ok

Gross:

ok

Icterus

Mild:

ok

Gross:

ok

 

Reference Values

<38 U/mL

Results cannot be interpreted as absolute evidence of the presence or absence of disease.

Serum markers are not specific for malignancy, and values may vary by method.

*Patient results determined by assays using different manufacturers for methods may not be comparable.

Day(s) Test Set Up

Monday through Sunday

CPT Coding

86304

Performing Laboratory

Huntsville Hospital Laboratory

Secondary ID

HHA1442

LOINC Code

Test Name LOINC Code

Cancer Antigen 125 (CA 125), Serum or Plasma

 10334-1

 

Specimen Stability Information

 

Specimen Type

Temperature

Time

Plasma,lithium heparin / Serum

RT, spun

8 hrs
 

Refrigerated, spun

5 days