A CEA (carcinoembryonic antigen) test measures CEA in a sample of blood or other body fluid. It helps check if treatment for certain cancers is working. Learn more.

Jun 4, 2025 · Overview What is a CEA test? A carcinoembryonic antigen (CEA) test measures a specific blood protein called CEA. Everyone is born with high levels of this protein. CEA …

Mar 21, 2025 · Doctors don't use the CEA test to make a first-time diagnosis of cancer. This test isn't an accurate way to screen for it because many other diseases can cause the levels of this …

Sep 25, 2025 · The carcinoembryonic antigen (CEA) test is used to monitor a person before and during treatment. Along with other tests, this test may be used to see how well a treatment is …

Oct 18, 2025 · The CEA blood test helps monitor cancer treatment and can show if cancer is getting better or worse. CEA levels aren't used to diagnose cancer, but they can help check for …

Carcinoembryonic antigen (CEA) is used as a tumor marker. An elevated or rising CEA level indicates cancer progression or recurrence. Read on to learn about the meaning of different …

Aug 5, 2025 · Decode your CEA test results. Learn what Carcinoembryonic Antigen levels signify, including benign and malignant causes, and its role in medical monitoring.

This comprehensive guide explores CEA levels, their significance in cancer diagnosis and monitoring, and important factors that can influence test results. We'll examine normal ranges, …

Aug 28, 2023 · The carcinoembryonic antigen (CEA) test measures the level of CEA in the blood. CEA is a protein normally found in the tissue of a developing baby in the womb.

This assay is intended for the in vitro quantitative determination of carcinoembryonic antigen in human serum and plasma. 1 The Elecsys CEA assay is further indicated for serial …