CA 72.4,

Also referred as

Cancer Antigen 72-4

Gastric cancer marker

Cancer Antigen 72.4

For men & women

Earliest reports in

33 hours

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1 test

Test price:

₹1619

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33hrs

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The CA 72.4, test is a blood test that helps measure the level of cancer antigen 72.4 (CA 72.4) in the body. This test is often used as an adjunct gastric cancer marker and to monitor and track the treatment of certain cancers, especially gastrointestinal (stomach) cancers. Also, CA 72.4 may serve as an adjunct tumor marker for both colon and ovarian cancer.

Samples required

Blood

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Sample Collection

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Test conducted by

Tata 1mg Dwarka (In Partnership with Protime Labs)

PCPNDT certified

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Understanding CA 72.4,

CA 72.4 is a tumor-associated glycoprotein (TAG-72). Its elevated levels have been observed in certain types of cancers, particularly gastric (stomach) cancer. CA 72.4 (or CA 72-4) levels are typically increased in advanced stages of stomach cancer, especially when the cancer has spread to the surrounding lymph nodes. Thus, even though this test is not very useful in diagnosing early cancer, it helps check for cancer recurrence after treatment.

The CA 72.4, test is primarily used to support the diagnosis, monitor response to treatment, and detect cancer recurrence in patients with known gastrointestinal malignancies. This test is not used alone to diagnose cancer. But it can be helpful when combined with other blood tests, imaging studies, and medical investigations.

Doctors may recommend this test for individuals being assessed for gastric cancer or other cancers, such as colorectal or ovarian cancers. Also, this test can be done when there is a or when symptoms strongly suggest gastric cancer. High levels of CA 72.4 may be seen in active cancer or its recurrence. However, increased levels can also be seen in non-cancerous conditions such as inflammation or gastrointestinal disorders. On the other hand, low levels may suggest a positive treatment response.

No special preparation is required for the CA 72.4, test. However, provide the relevant clinical history and the doctor’s prescription at the time of sample collection. Inform the doctor about all the medications and supplements being taken, as some of them may affect the test results, and therefore, may need to be reviewed by the doctor before the test.

Test result ranges are approximate and may differ slightly between labs depending on the methodology and laboratory guidelines. Do not self-medicate and always consult a doctor to understand the test results correctly.

Please note: This is an outsourced test. The sample is collected by TATA 1MG and processed at a NABL accredited partnered lab.

What does CA 72.4, measure?

The CA 72.4, test measures the amount of cancer antigen 72.4 (CA 72.4) in the blood. CA 72.4 (or CA 72-4) is a tumor-associated glycoprotein that may be elevated in various cancers, particularly gastrointestinal cancers.

High levels of CA 72.4 may suggest active cancer or recurrence, while low levels may suggest effective treatment. However, the CA 72.4, is not a cancer-specific test and must be interpreted along with other clinical findings and diagnostic investigations.

Test Information is reviewed by: Dr. Swati Gupta (Anand), MBBS, MD Lab Medicine and written by Dr. Lipika Khurana, BDS, PGDHHM . The test details are for information purpose only. Consult a doctor before taking any test. Last updated on: 30th Sep 2026

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CA 72.4, test price for other cities

Price in	Faridabad	Rs. 1619
Price in	Gautam Buddha Nagar	Rs. 1619
Price in	Ghaziabad	Rs. 1619
Price in	Greater Noida	Rs. 1619
Price in	New Delhi	Rs. 1619

FAQs related to CA 72.4,

What does the CA 72.4, test measure?

The CA 72.4, test is a blood test that measures the level of CA 72.4 (or CA 72-4), a tumor marker that can be elevated in certain cancers, especially gastrointestinal cancers.

Who should get the CA 72.4, test?

The CA 72.4, test is typically advised for individuals being evaluated or undergoing treatment for gastrointestinal cancers. It may also be used to detect recurrence in those with a history of gastric cancer.

Do I need to fast before the CA 72.4, test?

No, fasting is not required for this test.

How is the CA 72.4, test done?

A phlebotomist will clean your skin using an alcohol cotton swab or wipe and take blood sample from your vein using a needle. The blood sample will be stored safely and transported to the laboratory for analysis of CA 72.4 levels.

Is there any risk associated with the CA 72.4, test?

The test is generally safe and involves minimal risk, such as slight pain or bruising at the blood draw site.

What do the test results mean?

Normal or low levels: Generally suggest no active disease, but are not definitive. Elevated levels: May suggest active cancer, treatment resistance, or recurrence. However, increased levels can also be seen in non-cancerous conditions. Always consult a doctor for proper interpretation of the test results.

Can non-cancerous conditions cause elevated CA 72.4 levels?

Yes, some non-cancerous (benign) conditions like inflammation, liver disease, or gastrointestinal disorders may cause mild elevation of CA 72.4 (or CA 72-4) levels. This is why the CA 72.4 test is not intended as a standalone test for cancer diagnosis.

Can I use this test for screening cancer?

No, this test is not advised for general cancer screening. It is most useful in monitoring known gastrointestinal cases or recurrence in diagnosed patients.

How does Tata 1mg ensure accurate lab test results?

Tata 1mg ensures accurate lab test results through certified laboratories. Tata 1mg uses advanced technology and adheres to stringent quality control measures. This commitment to high standards guarantees reliable results.

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