Carcinoembryonic Antigen (CEA)
CEA is a glycoprotein produced in modest amounts by digestive tract tissues, utilized as a monitoring benchmark in clinical care.
Test your personal value
Enter the number from your lab report to instantly see how it compares to reference ranges.
Physiological Reference Ranges
The ranges below represent standard adult physiological values. Your laboratory's printed reference range always takes precedence.
0 – 5 ng/mL
0 – 5 ng/mL
0 – 5 ng/mL
What does a low result mean?
A low or undetectable level is the expected finding in non-smokers.
What does a high result mean?
A mild elevation is extremely frequent and harmless in smokers, or with benign gastritis, diverticulitis, or common polyps.
Questions ready for your doctor
Bring these questions to your next consultation to discuss with your healthcare practitioner:
- Could smoking or mild digestive inflammation explain this result?
- Is this test being interpreted as part of ongoing personal follow-up?
- Is a routine recheck in a few months appropriate?
Do you have a full blood test report?
Upload your lab document (PDF or image) to get an instant, clear explanation for every biomarker at once.
Important information — Medical notice
ScanMyLab is for informational purposes only. It does not provide a diagnosis and never replaces the advice of your doctor or laboratory.