This picture presents the appearance of an opened colectomy specimen containing and invasive colorectal carcinoma and two adenomatous polyps. Colorectal cancer is the development of the cancer fromcolon or rectum. Adenomatous polyps or adenomas are pre malignant polyps that grow on the lining of the colon and carry a higher risk of cancer. By: https://www.instagram.com/p/CRtg171hDUL/?utm_medium=copy_link