Colorectal cancer is a malignancy
that develops in the lining of the colon and rectum, the terminal portion of the large intestine. Most of the
times, the cancer begins in the colorectal cells of polyps locate in the lining of the large intestine; over
time, however, the tumor can extend into the peritoneum and lymph nodes. In this case, the treatment becomes
more difficult, and the survival chance decreases considerably.
The main role of the colon
is to ensure the absorption of water and nutrients from undigested food coming from the stomach. The rectum, the
terminal segment of the digestive tract, is responsible for the storage of feces (faeces) awaiting defecation.
You have colorectal cancer when certain normal cells of the large intestine multiply abnormally to form
malignant growth called glandular carcinoma or