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A decreasing CEA level means that the body is responding well to the treatment. A stable or increasing CEA level may mean that the tumor is growing. A serial CEA measurement over a period of time shows the trends in the progression or regression of the disease.


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 CEA blood ranges, the CEA test, and how to know what a healthy blood test range is for CEA.


A carcinoembryonic antigen (CEA) test is a blood test used to help diagnose and manage certain types of cancers. The CEA test is used especially for cancers of the large intestine and rectum.


The Meaning of CEA results If this is your first visit, be sure to check out the FAQ by clicking the link above. You may have to register before you can post: click the register link above to proceed.


Doctors give unbiased, helpful information on indications, contra-indications, benefits, and complications: Dr. Fisher on what is the normal range for a cea test: Thyroid laboratory data is performed at many different medical centers and there are often differences in the technology and the results produced.


Carcinoembryonic antigen (CEA) is a protein normally present at very low levels in the blood or other body fluids but that may be high in certain cancers. CEA may be used as a tumor marker to help evaluate people with cancer.


CEA – Carcino Embryonic Antigen is a tumor marker. Tumor markers are substances produced by cell- either normal or cancer cells. Normal cells produce tumor markers in much lower levels as cancer cells.


As posted below, "normal" CEA levels can range up to 2.5-3.5 ng/ml, so you are barely above baseline. I think CEA can rise a bit during chemo treatments, but your levels are so low that the small differences you are seeing probably don't mean anything.


A higher-than-normal CEA level that increases over time might signal that your cancer has grown or has come back after treatment. But high levels of CEA do not always mean you have cancer. These ...


The normal value for those taking a CEA, or carcinoembryonic antigen, blood test is 0 to 2.5 micrograms per liter, according to MedlinePlus. For smokers, the normal value range is 0 to 5 micrograms per liter.