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  1. High CEA levels could mean a tumor is large or has spread to other parts of your body. But CEA can’t be used for tumor staging or determining if your cancer has metastasized. Your healthcare provider may also test your CEA levels throughout cancer treatment.

  2. A high level of CEA can be a sign of certain types of cancers. These include cancers of the colon and rectum , prostate , ovary , lung , thyroid , or liver . High CEA levels may also be a sign of some noncancerous conditions, such as cirrhosis , noncancerous breast disease , and emphysema .

  3. 15 Νοε 2021 · A low CEA level indicates a small tumor that hasnt spread elsewhere in the body. A high CEA level may correspond to a larger tumor and/or cancer that has spread—or metastasized—to one or more locations away from the original site.

  4. 29 Οκτ 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.

  5. Elevated levels of CEA occur when the CEA is higher than 3 ng/mL. These levels are considered abnormal. People with many types of cancers can have levels that are higher than 3 ng/mL.

  6. 23 Ιαν 2023 · Higher CEA levels correlate with advanced stage, nodal metastasis, and poor survival. It potentially identifies the patient population who would benefit from invasive mediastinal lymph node staging by mediastinoscopy or endoscopic ultrasound and benefit from neoadjuvant chemotherapy or chemoradiotherapy rather than upfront surgery.

  7. 17 Αυγ 2022 · A higher-than-normal CEA level that increases over time might signal that your cancer has grown or has come back after treatment. But high levels of CEA do not always mean you have...

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