Question 430 · LEK · Colorectal cancer
Which is false about colorectal cancer?
- A. histologically, adenocarcinoma constitutes most cases.
- B. the most important diagnostic examination that helps detect the cancer is colonoscopy.
- C. surgery is the main treatment of colorectal cancer.
- D. preoperative treatment is used in all patients.
- E. carcinoembryonic antigen (CEA) plays a role in monitoring the treatment rather than diagnosing the disease.
Hint
Neoadjuvant therapy depends on tumour site and stage; consider whether it applies to colon cancer as well as rectal cancer.
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