Carcinoembryonic antigen
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File:C-cell hyperplasia in MEN 2 - CEA -- very high mag.jpg
CEA immunostaining in C-cell hyperplasia. (WC)
Carcinoembryonic antigen, abbreviated CEA, is set of glycoproteins present during fetal development and associated with the gastrointestinal tract.
In pathology, they are associated with gastrointestinal tract tumours; however, may be seen in other tumours.
Positive
- C-cell hyperplasia.
- Medullary thyroid carcinoma.
- Eccrine glands of the skin.