Colon Cancer Tumor Marker Range

You may also have a blood test to check your liver function because colorectal cancer can spread to the liver.

Colon cancer tumor marker range.

They are measured using a blood test or are found in the tumor tissue itself. For example carcinoembryonic antigen cea is a tumor marker used in colon cancer yet only 70 80 of colon cancers make cea. Carcinoembryonic antigen cea is a tumor marker in the blood or other bodily fluids that can be used to monitor certain cancers such as colorectal cancer. Tumor markers for colorectal cancer can be found in the blood.

The most common tumor marker for colorectal cancer is carcinoembryonic antigen cea. 1 screening a healthy population or a high risk population for the presence of cancer. Doctors don t use the cea test to make a first time diagnosis of cancer. Having a high level of a tumor marker suggests that cancer may be present in the body but by itself a high tumor marker level is not enough to make a diagnosis.

This test isn t an accurate way to screen for it because many other diseases can cause the levels of this protein to rise. Carcinoembryonic antigen cea is used as a tumor marker. Biggest role for cea tumor marker in colon cancer is monitoring the treatment. 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.

3 determining the prognosis in a patient. Cea levels return to normal within 4 6 weeks after surgical resection of the tumor. Tumor markers have traditionally been proteins or other substances that. 2 making a diagnosis of cancer or of a specific type of cancer.

An elevated or rising cea level indicates cancer progression or recurrence. Colorectal cancer cells sometimes make substances called tumor markers that can be found in the blood. If cea levels begin to rise after some time it can suggest relapse of the cancer 3. A tumor marker is anything present in or produced by cancer cells or other cells of the body in response to cancer or certain benign noncancerous conditions that provides information about a cancer such as how aggressive it is whether it can be treated with a targeted therapy or whether it is responding to treatment.

Tumor markers can be used for one of four purposes. Only 25 of early stage colon cancers have a raised cea. This means 20 30 of people with colon cancer will not have a raised cea level. A tumor marker is anything present in or produced by cancer cells or other cells of the body in response to cancer or certain benign noncancerous conditions that provides information about a cancer such as how aggressive it is whether it can be treated with a targeted therapy or whether it is responding to treatment.