A carcinoembryonic antigen (CEA) test is a blood test used to help diagnose and manage certain types of cancers, especially cancer of the colon. The test measures the amount of CEA present in the blood.
The Carcino Embryonic Antigen (CEA) is commonly ordered when:
• Someone is being monitored for cancer recurrence.
• It is suspected that there is colon cancer or other cancers such as medullary thyroid cancer and cancers of the rectum, lung, breast, liver, pancreas, stomach, and ovaries.
• Monitoring the effectiveness of treatment for someone who has been diagnosed with liver, testicular or ovarian cancer
• Symptoms of anaemia
• Change of bowel movement
• Bleeding from the rectum
• Weight loss
• Abdominal pain