CEA Test (Carcinoembryonic Antigen): What It Is & Results
Apr 11, 2022 · CEA is typically reported in nanograms per milliliter (ng/mL). The reference range is 0-2.9 ng/mL of blood. Generally, healthcare providers consider typical CEA levels to be between 0 and 2.9 ng/mL. Research indicates that false-positive results are reported with concentrations as high as 35 ng/mL.
CEA Test: Carcinoembryonic Antigen Levels and Results
Nov 15, 2021 · The normal range for CEA is 0 to 2.5 nanograms per milliliter of blood (ng/mL). If CEA levels remain elevated during treatment, the treatment may not have been as successful as hoped. Anything greater than 10 ng/mL suggests extensive disease, and levels greater than 20 ng/mL suggest the cancer may be spreading.
CEA Test (Carcinoembryonic Antigen): CEA Cancer Marker Levels - WebMD
Aug 17, 2022 · A normal result is typically less than 2.5 nanograms per milliliter. Results might vary between labs. A higher-than-normal CEA level that increases over time might signal that your...
Carcinoembryonic Antigen - StatPearls - NCBI Bookshelf
Jan 23, 2023 · In healthy, non-smoking adults, CEA is considered within normal limits at a level of <=3.0 µg/L. Smokers may have elevated CEA, considered within normal limits at a <5 µg/L level. Pre-treatment serum CEA levels greater than 5 µg/L but less than 10 µg/L suggest localized disease and a low likelihood of recurrence, hence a favorable prognosis.
Carcinoembryonic Antigen (CEA) Blood Test: Uses and Results
Oct 29, 2022 · Carcinoembryonic antigen (CEA) is a protein that is made by a fetus during pregnancy, then drops to very low levels under normal conditions shortly after birth. Since it is produced in large amounts by some tumors, it can be used to monitor cancer treatment.
CEA: Purpose, Procedure, and Results - Healthline
Apr 1, 2020 · What are normal CEA levels? A normal level of CEA is less than or equal to 3 nanograms per milliliter (ng/mL). Most healthy people have levels below this amount.
CEA - Overview: Carcinoembryonic Antigen (CEA), Serum
Carcinoembryonic antigen (CEA) is a glycoprotein normally found in embryonic entodermal epithelium. Increased levels may be found in patients with primary colorectal cancer or other malignancies including medullary thyroid carcinoma and breast, gastrointestinal tract, liver, lung, ovarian, pancreatic, and prostatic cancers.
CEA Test - MedlinePlus
CEA Test. What is a CEA test? CEA stands for carcinoembryonic antigen. CEA is a protein that is a type of " tumor marker." Tumor markers are substances that are often made by cancer cells or by normal cells in response to cancer. High levels of CEA are normal in healthy, unborn babies.
Carcinoembryonic Antigen (CEA) Cancer Blood Test - MedicineNet
The normal range for CEA in an adult non-smoker is <2.5 ng/ml and for a smoker <5.0 ng/ml. How is the CEA test used? The best use of CEA is as a tumor marker, especially for cancers of the gastrointestinal tract.
CEA blood test - UCSF Health
Aug 28, 2023 · The carcinoembryonic antigen (CEA) test measures the level of CEA in the blood. CEA is a protein normally found in the tissue of a developing baby in the womb. The blood level of this protein disappears or becomes very low after birth. In adults, an abnormal level of CEA may be a sign of cancer.
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