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CA-125

Cancer Antigen 125 MUC16
Serum (SST) kU/L (U/mL)

About this test

Glycoprotein used mainly in monitoring ovarian cancer. Also elevated in benign gynaecological conditions and liver disease.

Reference Ranges

Sex Age Range Notes
All ≥ 18 yrs < 35 Upper limit of normal; higher values alone not diagnostic

Clinical Interpretation

High / Increased
Ovarian cancer (especially epithelial), endometrial cancer. Benign: endometriosis, uterine fibroids, pelvic inflammatory disease, liver disease, ascites.
Specimen
Serum (SST)
Reporting Unit
kU/L (U/mL)
Category
🧪 Clinical Biochemistry

⚠ Clinical Note
Reference ranges are indicative. Always interpret results in the context of the individual patient and local laboratory reference intervals, which may vary.