Measures CA 125 tumor marker used mainly in ovarian and pelvic disease follow-up context.
Download Ca-125 Test Visual Guide infographic (PNG)
| Result context | Guide |
|---|---|
| Common cut-off | about 35 U/mL |
| Raised | needs context |
| Trend | follow-up value |
CA 125 is not a standalone cancer diagnosis and can rise in non-cancer conditions.
Ca-125 is a laboratory test that measures a result in a Blood (Serum) sample. It may be ordered to investigate symptoms, support a diagnosis or monitor a condition, depending on your clinician's advice.
The current booking price is shown at Rs. 1185 against an MRP of Rs. 1395, inclusive of taxes where applicable.
No fasting is required for this test alone. If another test in the same order requires fasting, follow its preparation instructions. Home sample collection is available in serviceable cities. A trained phlebotomist collects the sample using sterile equipment, and the report is shared online after processing.
Reference ranges vary by laboratory and method. Use the range printed on your final report. The information below is educational only.
| Measure | Typical guide | Note |
|---|---|---|
| Result unit | U/mL | Use the reference range printed on your final report. |
| High CA-125 | Above lab range | May occur in ovarian cancer and many non-cancer conditions. |
| Trend use | Serial CA-125 | Often used to monitor treatment or recurrence. |
| Reason | Description |
|---|---|
| Tumor marker | Commonly used in ovarian cancer monitoring. |
| Treatment monitoring | Tracks response in selected patients. |
| Risk follow-up | Sometimes used with imaging in high-risk situations. |
| Situation | Description |
|---|---|
| Symptoms/context | Pelvic pain, bloating, abdominal swelling, abnormal bleeding. |
| Non-cancer causes | Periods, pregnancy, endometriosis, fibroids or inflammation may raise CA-125. |
| Follow-up users | People under gynecology/oncology review. |
| Topic | Guidance |
|---|---|
| Fasting | No fasting is required for this test alone. If another test in the same order requires fasting, follow its preparation instructions. |
| Cycle note | Menstrual cycle can affect values. |
| Interpretation | CA-125 alone is not a cancer diagnosis. |
Home sample collection for Ca-125 is available in the cities below, subject to confirmation of your pincode at booking.
Thyrocare Technologies Limited
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General testing guide 
General testing guide 
General testing guide 
General testing guide Your sample is collected by a trained phlebotomist and sent to the partner laboratory for analysis. The laboratory processes the sample using its validated procedures and quality controls. Your final report shows the result, unit and reference range used for that test. Discuss an unexpected or abnormal result with your clinician.
