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CA 125, Serum

Test ID: CA125
Orderable by Ontario ND

Test

Aliases/Synonyms

Cancer Antigen 125; CA125; CA-125

Method

ECLIA

Report Includes

CA 125

Specimens

Serum

Clinical Utility

There is no critical value diagnostic of ovarian cancer. High CA 125 may occur in many benign and malignant conditions.

Test Location

Sunnybrook Health Sciences, 2075 Bayview Avenue, Toronto ON M4N 3M5

Test Version

23-Oct-2023

Specimen

Specimens

Serum

Sample Volume

1 mL

Collection & Handling

Handling Information

Separate from clot as soon as possible.

Stability

Refrigerated 5 days
Frozen 3 months

Test Version

23-Oct-2023

Performance / Interpretation

Method

ECLIA

Turnaround Time

3 days

Results

Name Units Reference Range Conversion Factor
CA 125 U/mL
  • 0 - 35
  • Two or three fold increase over upper limit may be seen during menses.

Test Location

Sunnybrook Health Sciences, 2075 Bayview Avenue, Toronto ON M4N 3M5

Test Version

23-Oct-2023

Interface / Setup

HL7 Interface Codes

Order Code Result Codes Units
CA125 2747CA 125 U/mL

Test Version

23-Oct-2023