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Cancer Antigen 72.4 (CA 72.4)

What is Cancer Antigen 72.4 (CA 72.4)?

Cancer Antigen 72.4 (CA 72.4) is a tumour marker protein found on the surface of certain cancer cells, particularly those originating from the gastrointestinal tract, ovaries, and pancreas. It is measured through a blood test and is used as a supportive tool in cancer diagnosis and monitoring.

Diagnostic Use of CA 72.4 Testing

CA 72.4 is not specific to any single type of cancer. Elevated levels may suggest the presence of malignancy, but false positives are possible. Therefore, CA 72.4 is typically used in combination with other diagnostic tools such as:

Imaging scans

Biopsies

Clinical evaluations

This multi-faceted approach ensures more accurate diagnosis and assessment.

Monitoring Treatment and Cancer Recurrence

CA 72.4 blood tests are also used to:

Monitor the effectiveness of cancer treatment

Detect potential recurrence of cancer
This is particularly helpful in managing gastrointestinal, pancreatic, and ovarian cancers.

Limitations of CA 72.4 Testing

Although CA 72.4 is valuable in cancer care, its levels may not always correspond to the stage or progression of the disease. Changes in CA 72.4 can also occur in non-cancerous conditions, such as inflammation or benign growths, making clinical context essential for accurate interpretation.

CA 72.4 Testing in Slough and Surrounding Areas

Private CA 72.4 tumour marker testing is available in Slough, Windsor, Langley, Burnham, and Maidenhead. This test supports early detection, treatment monitoring, and cancer recurrence assessment—particularly for gastrointestinal, ovarian, and pancreatic cancers. It is most effective when used as part of a comprehensive diagnostic and monitoring strategy.