Obstruction of the lumen of the appendix is the major cause of appendicitis. Tumors could obstruct this lumen and cause appendicitis in the elderly. The association between appendicitis and colon ...

and for people to recognize that it is biologically different from colon cancer. "Appendix cancer treatment varies based on the type of appendix cancer patients diagnosed with," said Holowatyj.

View Full Profile. Learn about our Editorial Policies. The human appendix is a small, muscular, vermiform or worm-shaped organ, averaging around 9cm in length, that is located at the junction of the ...

Colorectal cancer, also known as bowel cancer, is a cancer formed by uncontrolled cell growth in the colon or rectum (parts of the large intestine), or in the appendix. Genetic analysis shows that ...