cea blood test normal range
It is important to note that a test that is positive for CEA may not always be indicative of cancers. It is due to this reason that this test is not used to screen for cancers. The CEA blood test normal range is from 0 to 2.5 micrograms per liter.In people who smoke regularly, this normal range is slightly increased. For them, the CEA blood test range is 0 to 5 micrograms per liter. Values slightly higher than this are accepted as normal.However, if the CEA values are considerably higher, further testing may be prescribed by the doctor to look for possible cancerous growths in the various parts of the body.t is important to note that a test that is positive for CEA may not always be indicative of cancers. It is due to this reason that this test is not used to screen for cancers. The CEA blood test normal range is from 0 to 2.5 micrograms per liter. In people who smoke regularly, this normal range is slightly increased.