The main markers in case of colorectal cancer are: Surgical The main markers in case of colorectal cancer are: 1) CEA 2) A-FP 3) Ca 19,9 4) beta-HG 5) CA 15,3 Right answer is: A. 1. B. 2. C. 1., 3. D. 4. E. 5. Answer: C. 1., 3. Learn More : Share this Share on FacebookTweet on TwitterPlus on Google+