True about Ca colon -: (A) 1/3rd of cases shows liver metastasis, (B) Obstruction common in sigmoid colon, (C) CEA is useful for prognostic impoance, (D) All
Answer is D. Answer 'a' i.e. 1/3rd of cases shows liver metastases; 'b' i.e. Obstruction common in sigmoid colon 'c' i.e. CEA is useful for prognostic impoance