Q:

Carcinoembryonic antigen (CEA) is an oncofetal antigen that is generally associated with which one of the following tumors?

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Carcinoembryonic antigen (CEA) is an oncofetal antigen that is generally associated with which one of the following tumors?


  1. Hepatoma
  2. Germ cell tumor
  3. Squamous cell carcinoma
  4. Colorectal carcinoma
  5. Teratocarcinoma

All Answers

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D. Oncofetal antigens are normally expressed during embryonic development, remain unexpressed in normal adult cells, but are re-expressed on transformation to malignant neoplastic tissue. CEA is associated with colorectal carcinoma.

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