What is Appendix?
The appendix is a narrow, small, finger-shaped portion of the large intestine that is generally situated near junction of small and large intestine (Cecum) on lower right side of the abdomen.
Appendicitis
Appendicitis is a sudden inflammation of the appendix. Although the appendix does not seem to serve any purpose, it can become diseased and, if untreated, can burst, causing infection and could be even fatal.