True regarding carcino embroyonic antigen are A/E-
Ans. is 'c' i.e., Increase in Carcinoma colon associated with only liver metastasis o Carcino embryonic antigen elevation occurs in about 70% of patients of colon carcinoma. It has got no relation with hepatic metastasis.
Is a glycoprotein
Helps in knowing recurrence after resection
Increases in Ca colon associated with only liver metastasis
Usually associated with malignancies of GI tract