THORAX ABDOMEN AND PELVIS

Detailed explanation-1: -These tests most often include a colonoscopy if it has not already been done, such as in the case of stool blood testing. If an abnormality is found during sigmoidoscopy, a biopsy or polypectomy may be performed during the test, and a follow-up colonoscopy may be recommended.

Detailed explanation-2: -Colonoscopy: Colonoscopy is the gold standard of screening tests, and identifies approximately 95% of CRC. It is also the only method that allows a gastroenterologist to both detect and remove potentially precancerous colon polyps.