| carcinoembryonic | Relating to a carcinoma-associated substance present in embryonic tissue, as a carcinoembryonic antigen. (05 Mar 2000) |
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| carcinoembryonic antigen | <tumour marker> Antigen found in blood of patients suffering from cancer of colon and some other diseases, that is otherwise normally found in foetal gut tissue. (19 Jan 1998) |