When abnormal cells in the pancreas develop and divide out of control, they create a tumor, which is called pancreatic cancer. The pancreas is a gland positioned between the stomach and the spine in the abdomen. It produces enzymes that aid digestion as well as hormones that regulate blood sugar levels. In pancreatic cancer, cells divide to generate new cells when the body requires them. Cells die as they age and are replaced by new cells and sometimes this procedure can occasionally break. When the body does not require new cells or when old cells do not die, new cells form. The additional...

Cancer of the colon or rectum is known as colorectal cancer because they both share some common features. The colon is often known as the big intestine or large bowel. The rectum is a tube that runs from the colon to the anus. 

The majority of colon cancers are caused by polyps, which are growths within the colon's inner lining. The likelihood of a polyp turning malignant is determined by factors such as the type of polyp (adenomatous polyps are considered precancerous) and if it contains abnormal cells (called dysplasia).

Chromosomal instability, CpG islan...